fix layout for auto-hiding scrollbar (e.g. GTK)

If no modifier key is used the zoombar acts as a scroll bar. If ctrl is
used it modifies the zoom level, shift is a speed modifier

.launch/Build and deploy SCViewer.launch

@@ -12,7 +12,8 @@
     <booleanAttribute key="M2_UPDATE_SNAPSHOTS" value="false"/>
     <stringAttribute key="M2_USER_SETTINGS" value=""/>
     <booleanAttribute key="M2_WORKSPACE_RESOLUTION" value="true"/>
+    <booleanAttribute key="org.eclipse.jdt.launching.ATTR_ATTR_USE_ARGFILE" value="false"/>
+    <booleanAttribute key="org.eclipse.jdt.launching.ATTR_USE_CLASSPATH_ONLY_JAR" value="false"/>
     <booleanAttribute key="org.eclipse.jdt.launching.ATTR_USE_START_ON_FIRST_THREAD" value="true"/>
-    <stringAttribute key="org.eclipse.jdt.launching.JRE_CONTAINER" value="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.launching.macosx.MacOSXType/AdoptOpenJDK 8 [1.8.0_232]"/>
     <stringAttribute key="org.eclipse.jdt.launching.WORKING_DIRECTORY" value="${project_loc:com.minres.scviewer.parent}"/>
 </launchConfiguration>

README.md

@@ -30,25 +30,43 @@ Legend:
 * Mouse Scroll wheel: MScrl
 * Context any means Name List, Value List or Waveform
 
-| Input     | Modifier | Context  | Action                            |
+| Input      | Modifier | Context  | Action                            |
-|-----------|----------|----------|-----------------------------------|
+|------------|----------|----------|-----------------------------------|
-| LMB klick |          | any      | select                            |
+| LMB click  |          | any      | select                            |
-| LMB klick | Shift    | Waveform | move selected marker to position  |
+| LMB click  | Shift    | Waveform | move selected marker to position  |
-| LMB klick | Control  | Waveform | move cursor to position           |
+| LMB click  | Control  | Waveform | move cursor to position           |
-| LMB drag  |          | Waveform | zoom to range                     |
+| LMB drag   |          | Waveform | zoom to range                     |
-| MMB klick |          | Waveform | move selected marker to position  |
+| MMB click  |          | Waveform | move selected marker to position  |
-| MScrl     |          | any      | scroll window up/down             |
+| MScrl      |          | any      | scroll window up/down             |
-| MScrl     | Shift    | any      | scroll window left/right          |
+| MScrl      | Shift    | any      | scroll window left/right          |
-| Key left  |          | Waveform | scroll window to the left (slow)  |
+| MScrl      | Control  | Waveform | zoom in/out                       |
-| Key right |          | Waveform | scroll window to the right (slow) |
+| Key left   |          | Waveform | scroll window to the left (slow)  |
-| Key left  | Shift    | Waveform | scroll window to the left (fast)  |
+| Key right  |          | Waveform | scroll window to the right (slow) |
-| Key right | Shift    | Waveform | scroll window to the right (fast) |
+| Key left   | Shift    | Waveform | scroll window to the left (fast)  |
-| Key up    |          | Waveform | move selection up                 |
+| Key right  | Shift    | Waveform | scroll window to the right (fast) |
-| Key down  |          | Waveform | move selection down               |
+| Key up     |          | Waveform | move selection up                 |
-| Key up    | Control  | Waveform | move selected track up            |
+| Key down   |          | Waveform | move selection down               |
-| Key down  | Control  | Waveform | move selected track down          |
+| Key up     | Control  | Waveform | move selected track up            |
-| Key +     | Control  | Waveform | zoom in                           |
+| Key down   | Control  | Waveform | move selected track down          |
-| Key -     | Control  | Waveform | zoom out                          |
+| Key +      | Control  | Waveform | zoom in                           |
-| Key Pos1  |          | Waveform | jump to selected marker           |
+| Key -      | Control  | Waveform | zoom out                          |
-| Key End   |          | Waveform | jump to cursor                    |
+| Key Pos1   |          | Waveform | jump to selected marker           |
-| Key Del   |          | any      | delete selected entries           |
+| Key End    |          | Waveform | jump to cursor                    |
+| Key Del    |          | any      | delete selected entries           |
+| LMB click  |          | ZoomBar  | increment/decrement 1 page        |
+| LMB drag   |          | ZoomBar  | drag both markers (pan)           |
+| LMB drag   | Control  | ZoomBar  | drag one marker (zoom)            |
+| MMB drag   |          | ZoomBar  | drag one marker (zoom)            |
+| xMB dclick |          | ZoomBar  | pan to position                   |
+| MScrl      |          | ZoomBar  | scroll window left/right          |
+| MScrl      | Shift    | ZoomBar  | scroll window left/right double speed |
+| MScrl      | Control  | ZoomBar  | zoom in/out                       |
+| Key left   |          | ZoomBar  | scroll window to the left (slow)  |
+| Key right  |          | ZoomBar  | scroll window to the right (slow) |
+| Key up     |          | ZoomBar  | scroll window to the left (slow)  |
+| Key down   |          | ZoomBar  | scroll window to the right (slow) |
+| Key PgUp   |          | ZoomBar  | scroll window to the left (fast)  |
+| Key PgDown |          | ZoomBar  | scroll window to the right (fast) |
+| Key Pos1   |          | ZoomBar  | scroll to begin                   |
+| Key End    |          | ZoomBar  | scroll to end                     |
+

features/com.minres.scviewer.database.feature/pom.xml

@@ -5,7 +5,7 @@
   <parent>
   	<groupId>com.minres.scviewer</groupId>
   	<artifactId>com.minres.scviewer.parent</artifactId>
-  	<version>2.14.2</version>
+  	<version>2.15.1</version>
 	<relativePath>../..</relativePath>
   </parent>
   <version>3.0.0-SNAPSHOT</version>

features/com.minres.scviewer.e4.feature/pom.xml

@@ -5,7 +5,7 @@
   <parent>
   	<groupId>com.minres.scviewer</groupId>
   	<artifactId>com.minres.scviewer.parent</artifactId>
-  	<version>2.14.2</version>
+  	<version>2.15.1</version>
 	<relativePath>../..</relativePath>
   </parent>
   <version>1.1.0-SNAPSHOT</version>

features/com.minres.scviewer.e4.platform.feature/pom.xml

@@ -5,7 +5,7 @@
   <parent>
   	<groupId>com.minres.scviewer</groupId>
   	<artifactId>com.minres.scviewer.parent</artifactId>
-  	<version>2.14.2</version>
+  	<version>2.15.1</version>
 	<relativePath>../..</relativePath>
   </parent>
   <version>1.0.0-SNAPSHOT</version>

features/com.minres.scviewer.feature/pom.xml

@@ -5,7 +5,7 @@
   <parent>
   	<groupId>com.minres.scviewer</groupId>
   	<artifactId>com.minres.scviewer.parent</artifactId>
-  	<version>2.14.2</version>
+  	<version>2.15.1</version>
 	<relativePath>../..</relativePath>
   </parent>
   <version>1.1.0-SNAPSHOT</version>

features/com.minres.scviewer.ui.feature/pom.xml

@@ -5,7 +5,7 @@
   <parent>
   	<groupId>com.minres.scviewer</groupId>
   	<artifactId>com.minres.scviewer.parent</artifactId>
-  	<version>2.14.2</version>
+  	<version>2.15.1</version>
 	<relativePath>../..</relativePath>
   </parent>
   <version>1.1.0-SNAPSHOT</version>

plugins/com.minres.scviewer.database.sqlite/pom.xml

@@ -4,7 +4,7 @@
   <parent>
   	<groupId>com.minres.scviewer</groupId>
   	<artifactId>com.minres.scviewer.parent</artifactId>
-  	<version>2.14.2</version>
+  	<version>2.15.1</version>
 	<relativePath>../..</relativePath>
   </parent>
   <packaging>eclipse-plugin</packaging>

plugins/com.minres.scviewer.database.text/META-INF/MANIFEST.MF

@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: Textual transaction database
 Bundle-SymbolicName: com.minres.scviewer.database.text
-Bundle-Version: 4.0.0.qualifier
+Bundle-Version: 4.0.1.qualifier
 Bundle-Vendor: MINRES Technologies GmbH
 Bundle-RequiredExecutionEnvironment: JavaSE-11
 Import-Package: org.osgi.framework;version="1.3.0"

plugins/com.minres.scviewer.database.text/pom.xml

@@ -2,11 +2,11 @@
 	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>com.minres.scviewer.database.text</artifactId>
-	<version>4.0.0-SNAPSHOT</version>
+	<version>4.0.1-SNAPSHOT</version>
 	<parent>
 		<groupId>com.minres.scviewer</groupId>
 		<artifactId>com.minres.scviewer.parent</artifactId>
-		<version>2.14.2</version>
+		<version>2.15.1</version>
 		<relativePath>../..</relativePath>
 	</parent>
 	<packaging>eclipse-plugin</packaging>

plugins/com.minres.scviewer.database.text/src/com/minres/scviewer/database/text/TextDbLoader.java

@@ -345,10 +345,10 @@ public class TextDbLoader implements IWaveformDbLoader {
 			String curLine = reader.readLine();
 			String nextLine = null;
 			while ((nextLine = reader.readLine()) != null && curLine != null) {
-				curLine = parseLine(curLine, nextLine);
+				curLine = parseLine(curLine, nextLine, false);
 			}
 			if (curLine != null)
-				parseLine(curLine, nextLine);
+				parseLine(curLine, nextLine, true);
 			for(Entry<Long, ScvTx> e: transactionById.entrySet()) {
 				ScvTx scvTx = e.getValue();
 				scvTx.endTime=loader.maxTime;
@@ -385,16 +385,16 @@ public class TextDbLoader implements IWaveformDbLoader {
 		 * @throws IOException Signals that an I/O exception has occurred.
 		 * @throws InputFormatException Signals that the input format is wrong
 		 */
-		private String parseLine(String curLine, String nextLine) throws IOException, InputFormatException {
+		private String parseLine(String curLine, String nextLine, boolean last) throws IOException, InputFormatException {
 			String[] tokens = curLine.split("\\s+");
-			if ("tx_record_attribute".equals(tokens[0])) {
+			if ("tx_record_attribute".equals(tokens[0]) && tokens.length>4) {
 				Long id = Long.parseLong(tokens[1]);
 				String name = tokens[2].substring(1, tokens[2].length()-1);
 				DataType type = DataType.valueOf(tokens[3]);
 				String remaining = tokens.length > 5 ? String.join(" ", Arrays.copyOfRange(tokens, 5, tokens.length)) : "";
 				TxAttributeType attrType = getAttrType(name, type, AssociationType.RECORD);
 				transactionById.get(id).attributes.add(new TxAttribute(attrType, getAttrString(attrType, remaining)));
-			} else if ("tx_begin".equals(tokens[0])) {
+			} else if ("tx_begin".equals(tokens[0]) && tokens.length>4) {
 				Long id = Long.parseLong(tokens[1]);
 				Long genId = Long.parseLong(tokens[2]);
 				TxGenerator gen = loader.txGenerators.get(genId);
@@ -413,7 +413,7 @@ public class TextDbLoader implements IWaveformDbLoader {
 					}
 				}
 				transactionById.put(id, scvTx);
-			} else if ("tx_end".equals(tokens[0])) {
+			} else if ("tx_end".equals(tokens[0]) && tokens.length>4) {
 				Long id = Long.parseLong(tokens[1]);
 				ScvTx scvTx = transactionById.get(id);
 				assert Long.parseLong(tokens[2]) == scvTx.generatorId;
@@ -443,7 +443,7 @@ public class TextDbLoader implements IWaveformDbLoader {
 				}
 				txSink.put(scvTx.getId(), scvTx);
 				transactionById.remove(id);
-			} else if ("tx_relation".equals(tokens[0])) {
+			} else if ("tx_relation".equals(tokens[0]) && tokens.length>3) {
 				Long tr2 = Long.parseLong(tokens[2]);
 				Long tr1 = Long.parseLong(tokens[3]);
 				String relType = tokens[1].substring(1, tokens[1].length() - 1);
@@ -483,7 +483,7 @@ public class TextDbLoader implements IWaveformDbLoader {
 				}
 			} else if (")".equals(tokens[0])) {
 				generator = null;
-			} else
+			} else if(!last)			
 				throw new InputFormatException("Don't know what to do with: '" + curLine + "'");
 			return nextLine;
 		}

plugins/com.minres.scviewer.database.ui.swt/pom.xml

@@ -5,7 +5,7 @@
   <parent>
   	<groupId>com.minres.scviewer</groupId>
   	<artifactId>com.minres.scviewer.parent</artifactId>
-  	<version>2.14.2</version>
+  	<version>2.15.1</version>
 	<relativePath>../..</relativePath>
   </parent>
   <version>4.0.0-SNAPSHOT</version>

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/IWaveformView.java

@@ -79,23 +79,17 @@ public interface IWaveformView extends PropertyChangeListener, ISelectionProvide
 	
     public void setHighliteRelation(RelationType relationType);
 
-	public long getMaxTime();
-
 	public void setMaxTime(long maxTime);
 
-	public void setZoomLevel(int scale);
-
-	public int getZoomLevel();
-
 	public void setCursorTime(long time);
 
-	public void setMarkerTime(long time, int index);
+	public void setMarkerTime(int marker, long time);
 
 	public long getCursorTime();
 
-	public int getSelectedMarkerId();
+	public int getSelectedMarker();
 
-	public long getMarkerTime(int index);
+	public long getMarkerTime(int marker);
 
 	public void addPropertyChangeListener(PropertyChangeListener listener);
 
@@ -105,16 +99,8 @@ public interface IWaveformView extends PropertyChangeListener, ISelectionProvide
 
 	public void removePropertyChangeListener(String propertyName, PropertyChangeListener listener);
 
-	public String getScaledTime(long time);
-
-	public String[] getZoomLevels();
-
 	public List<ICursor> getCursorList();
 
-	public long getBaselineTime();
-
-	public void setBaselineTime(Long scale);
-	
 	public void scrollHorizontal(int percent);
 	
 	public void scrollTo(int pos);
@@ -124,4 +110,7 @@ public interface IWaveformView extends PropertyChangeListener, ISelectionProvide
 	public void deleteSelectedTracks();
 
 	public TrackEntry addWaveform(IWaveform waveform, int pos);
+
+	public IWaveformZoom getWaveformZoom();
+	
 }

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/IWaveformZoom.java

@@ -0,0 +1,24 @@
+package com.minres.scviewer.database.ui;
+
+public interface IWaveformZoom {
+	
+	long getMaxVisibleTime();
+
+	long getMinVisibleTime();
+
+	void setMinVisibleTime(long scale);
+
+	long getMaxTime();
+
+	long getScale();
+
+	void setScale(long factor);
+
+	void setVisibleRange(long startTime, long endTime);
+	
+	void centerAt(long time);
+	
+	void zoom(ZoomKind kind);
+
+	String timeToString(long time);
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/ZoomKind.java

@@ -0,0 +1,3 @@
+package com.minres.scviewer.database.ui;
+
+public enum ZoomKind {IN, OUT, FIT, FULL}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/Constants.java

@@ -4,8 +4,8 @@ import java.text.DecimalFormat;
 
 public class Constants {
 
-	public static final String[] UNIT_STRING={"fs", "ps", "ns", "us", "ms"};//, "s"};
+	public static final String[] UNIT_STRING={"fs", "ps", "ns", "us", "ms", "s"};
-	public static final long[]   UNIT_MULTIPLIER={1, 1000, 1000*1000, 1000*1000*1000, 1000*1000*1000*1000, 1000*1000*1000*1000*1000 };
+	public static final long[]   UNIT_MULTIPLIER={1l, 1000l, 1000l*1000, 1000l*1000*1000, 1000l*1000*1000*1000, 1000l*1000*1000*1000*1000 };
 
     //public static final int[] UNIT_MULTIPLIER={1, 3, 10, 30, 100, 300};
     public static final long[] SCALE_MULTIPLIER={1, 2, 5, 10, 20, 50, 100, 200, 500};
@@ -13,22 +13,35 @@ public class Constants {
 	public static final String CONTENT_PROVIDER_TAG = "TOOLTIP_CONTENT_PROVIDER";
 	public static final String HELP_PROVIDER_TAG = "TOOLTIP_HELP_PROVIDER";
 	
-	public static final DecimalFormat TIME_FORMAT_FS = new DecimalFormat("#"); 
+	public static final DecimalFormat TIME_FORMAT_FS  = new DecimalFormat("#"); 
-	public static final DecimalFormat TIME_FORMAT_PS = new DecimalFormat("#"); 
+	public static final DecimalFormat TIME_FORMAT_PS  = new DecimalFormat("#"); 
-	public static final DecimalFormat TIME_FORMAT_NS = new DecimalFormat("#.0##"); 
+	public static final DecimalFormat TIME_FORMAT_NS  = new DecimalFormat("#.0##"); 
-	public static final DecimalFormat TIME_FORMAT_US = new DecimalFormat("#.0#####"); 
+	public static final DecimalFormat TIME_FORMAT_UMS = new DecimalFormat("#.0#####"); 
-	public static final DecimalFormat TIME_FORMAT_MS = new DecimalFormat("#.0#####"); 
+	public static final long[] POWERS_OF_TEN = {
-	
+			1L,
+			10L,
+			100L,
+			1_000L,
+			10_000L,
+			100_000L,
+			1_000_000L,
+			10_000_000L,
+			100_000_000L,
+			1_000_000_000L,
+			10_000_000_000L,
+			100_000_000_000L,
+			1_000_000_000_000L,
+			10_000_000_000_000L,
+			100_000_000_000_000L,
+			1_000_000_000_000_000L};
 
-	public static  DecimalFormat getTimeFormatForLevel(int level) {
+	public static  DecimalFormat getTimeFormatForLevel(int idx) {
-		switch(level/SCALE_MULTIPLIER.length) {
+		switch(idx) {
 		case 0:	return TIME_FORMAT_FS;
 		case 1:	return TIME_FORMAT_PS;
 		case 2:	return TIME_FORMAT_NS;
-		case 3:	return TIME_FORMAT_US;
-		case 4:	return TIME_FORMAT_MS;
 		default:
-			return TIME_FORMAT_FS;
+			return TIME_FORMAT_UMS;
 		}
 	}
 	private Constants() {}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/DatabaseUiPlugin.java

@@ -13,6 +13,7 @@ package com.minres.scviewer.database.ui.swt;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.Plugin;
 import org.eclipse.core.runtime.Status;
+import org.eclipse.wb.swt.SWTResourceManager;
 import org.osgi.framework.BundleContext;
 
 public class DatabaseUiPlugin extends Plugin {
@@ -24,6 +25,7 @@ public class DatabaseUiPlugin extends Plugin {
 
 	@Override
 	public void stop(BundleContext context) throws Exception {
+		SWTResourceManager.dispose();
 		getLog().log(new Status(IStatus.OK, "org.eclipse.e4.core", "Stopping org.eclipse.e4.core bundle..."));
 	}
 }

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/ArrowPainter.java

@@ -75,7 +75,7 @@ public class ArrowPainter implements IPainter {
 		this.tx = newTx;
 		iRect = new LinkedList<>();
 		oRect = new LinkedList<>();
-		scaleFactor = waveCanvas.getScaleFactor();
+		scaleFactor = waveCanvas.getScale();
 		if (tx != null) {
 			calculateGeometries();
 		}
@@ -133,7 +133,7 @@ public class ArrowPainter implements IPainter {
 		Color highliteColor = waveCanvas.styleProvider.getColor(WaveformColors.REL_ARROW_HIGHLITE);
 
 		if(tx==null) return;
-		scaleFactor = waveCanvas.getScaleFactor();
+		scaleFactor = waveCanvas.getScale();
 		if(calculateGeometries())
 			return;
 		int correctionValue = (int)(selectionOffset);

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/CursorPainter.java

@@ -15,7 +15,6 @@ import org.eclipse.swt.graphics.Rectangle;
 
 import com.minres.scviewer.database.ui.ICursor;
 import com.minres.scviewer.database.ui.WaveformColors;
-import com.minres.scviewer.database.ui.swt.Constants;
 
 public class CursorPainter implements IPainter, ICursor {
 
@@ -66,7 +65,7 @@ public class CursorPainter implements IPainter, ICursor {
 		Rectangle area = proj.unProject(clientRect);
 		if(!waveCanvas.painterList.isEmpty()){
 			
-			long scaleFactor=waveCanvas.getScaleFactor();
+			long scaleFactor=waveCanvas.getScale();
 			long beginPos = area.x;
 			
 			maxPosX = area.x + area.width;
@@ -84,8 +83,7 @@ public class CursorPainter implements IPainter, ICursor {
 				proj.drawLine(x, top, x, area.y+area.height);
 				proj.setBackground(drawColor);
 				proj.setForeground(textColor);
-				double dTime=time;
+				proj.drawText(waveCanvas.timeToString(time), x+1, top);
-				proj.drawText(Constants.getTimeFormatForLevel(waveCanvas.getZoomLevel()).format(dTime/waveCanvas.getScaleFactorPow10())+waveCanvas.getUnitStr(), x+1, top);
 			}
 		}
 	}	

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/RulerPainter.java

@@ -13,6 +13,7 @@ package com.minres.scviewer.database.ui.swt.internal;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.graphics.Color;
 import org.eclipse.swt.graphics.GC;
+import org.eclipse.swt.graphics.Point;
 import org.eclipse.swt.graphics.Rectangle;
 import org.eclipse.wb.swt.SWTResourceManager;
 
@@ -37,26 +38,26 @@ public class RulerPainter implements IPainter {
     	Color headerBgColor = waveCanvas.getDisplay().getSystemColor(SWT.COLOR_WIDGET_BACKGROUND);
     	if(headerBgColor.isDisposed())
     		headerBgColor=SWTResourceManager.getColor(255,255,255);
-        String unit=waveCanvas.getUnitStr();
+    	
-        long unitMultiplier=waveCanvas.getUnitMultiplier();
+        long scaleFactor=waveCanvas.getScale();
-        long scaleFactor=waveCanvas.getScaleFactor();
+        long startTime=waveCanvas.getMinVisibleTime(); 
-
+        long endTime=waveCanvas.getMaxVisibleTime();
-        long startPos=area.x*scaleFactor; 
-        long startVal=startPos - proj.getTranslation().x*scaleFactor;
-        long endPos=startPos+area.width*scaleFactor;
-
-        long rulerTickMinor = RULER_TICK_MINOR*scaleFactor;
-        long rulerTickMajor = RULER_TICK_MAJOR*scaleFactor;
 
+        long multiplier = Constants.POWERS_OF_TEN[waveCanvas.getScaleMagnitude()];
+        long rulerTickMinor = RULER_TICK_MINOR*multiplier;
+        long rulerTickMajor = RULER_TICK_MAJOR*multiplier;
+        if((endTime-startTime)/rulerTickMinor>area.width/5) {
+        	rulerTickMinor*=10;
+        	rulerTickMajor*=10;
+        }
         int minorTickY = waveCanvas.rulerHeight-5;
         int majorTickY = waveCanvas.rulerHeight-15;
         int textY=waveCanvas.rulerHeight-30;
         int baselineY=waveCanvas.rulerHeight - 1;
         int bottom=waveCanvas.rulerHeight - 2;
 
-        long modulo = startVal % rulerTickMinor;
+        long startTickTime = startTime+rulerTickMinor-(startTime % rulerTickMinor);
-        long startMinorIncrPos = startPos+rulerTickMinor-modulo;
+        long majorTickDist = rulerTickMajor/scaleFactor;
-        long startMinorIncrVal = startVal+rulerTickMinor-modulo;
         
         gc.setBackground(waveCanvas.getDisplay().getSystemColor(SWT.COLOR_WIDGET_BACKGROUND));
         gc.fillRectangle(new Rectangle(area.x, area.y, area.width, waveCanvas.rulerHeight));
@@ -64,20 +65,20 @@ public class RulerPainter implements IPainter {
         gc.fillRectangle(new Rectangle(area.x, area.y, area.width, baselineY));
         gc.setForeground(headerFgColor);
         gc.drawLine(area.x, area.y+bottom, area.x+area.width, area.y+bottom);
-        boolean allMarker=true;
+        int maxTextLength=0;
-        for (long pos = startMinorIncrPos, tick = startMinorIncrVal; pos < endPos; pos+= rulerTickMinor, tick += rulerTickMinor) {
+        for (long tickTime = startTickTime; tickTime < endTime; tickTime+= rulerTickMinor) {
-            if ((tick % rulerTickMajor) == 0) {
+            if ((tickTime % rulerTickMajor) == 0) {
-            	String text = Constants.getTimeFormatForLevel(waveCanvas.getZoomLevel()).format(tick/scaleFactor*unitMultiplier);
+            	Point textSize = gc.textExtent(waveCanvas.timeToString(tickTime));
-            	if(text.length()>8) allMarker=false;
+            	maxTextLength=textSize.x>maxTextLength?textSize.x:maxTextLength;
             }
         }
-        boolean drawText = true;
+        boolean drawEvery = majorTickDist>maxTextLength;
-        for (long pos = startMinorIncrPos, tick = startMinorIncrVal; pos < endPos; pos+= rulerTickMinor, tick += rulerTickMinor) {
+        boolean drawText=true;
-            int x0Pos = (int) (pos/scaleFactor);
+        for (long tickTime = startTickTime; tickTime < endTime; tickTime+= rulerTickMinor) {
-            long x0Val = tick/scaleFactor;
+            int x0Pos = (int) (tickTime/scaleFactor) + proj.getTranslation().x;
-            if ((tick % rulerTickMajor) == 0) {
+            if ((tickTime % rulerTickMajor) == 0) {
-            	if(allMarker || drawText)
+            	if(drawEvery ||  drawText)
-            		gc.drawText(Constants.getTimeFormatForLevel(waveCanvas.getZoomLevel()).format(x0Val*unitMultiplier)+unit, x0Pos, area.y+textY);
+            		gc.drawText(waveCanvas.timeToString(tickTime), x0Pos, area.y+textY);
                 gc.drawLine(x0Pos, area.y+majorTickY, x0Pos,area.y+ bottom);
                 drawText=!drawText;
             } else {

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/SignalPainter.java

@@ -82,7 +82,7 @@ public class SignalPainter extends TrackPainter {
 	}
 
 	private int getXPosEnd(long time) {
-		long ltmp = time / this.waveCanvas.getScaleFactor();
+		long ltmp = time / this.waveCanvas.getScale();
 		return ltmp > maxPosX ? maxPosX : (int) ltmp;
 	}
 	
@@ -95,7 +95,7 @@ public class SignalPainter extends TrackPainter {
 		proj.setFillRule(SWT.FILL_EVEN_ODD);
 		proj.fillRectangle(area);
 
-		long scaleFactor = this.waveCanvas.getScaleFactor();
+		long scaleFactor = this.waveCanvas.getScale();
 		long beginPos = area.x;
 		long beginTime = beginPos*scaleFactor;
         long endTime = beginTime + area.width*scaleFactor;
@@ -114,7 +114,7 @@ public class SignalPainter extends TrackPainter {
 		yOffsetT = this.waveCanvas.styleProvider.getTrackHeight() / 5 + area.y;
 		yOffsetM = this.waveCanvas.styleProvider.getTrackHeight() / 2 + area.y;
 		yOffsetB = 4 * this.waveCanvas.styleProvider.getTrackHeight() / 5 + area.y;
-		int xSigChangeBeginVal = Math.max(area.x, (int) (left.time / this.waveCanvas.getScaleFactor()));
+		int xSigChangeBeginVal = Math.max(area.x, (int) (left.time / this.waveCanvas.getScale()));
 		int xSigChangeBeginPos = area.x;
 		int xSigChangeEndPos = Math.max(area.x, getXPosEnd(right.time));
 		
@@ -127,7 +127,7 @@ public class SignalPainter extends TrackPainter {
 				right.time = endTime;
 			} else {
 				multiple = true;
-				long eTime = (xSigChangeBeginVal + 1) * this.waveCanvas.getScaleFactor();
+				long eTime = (xSigChangeBeginVal + 1) * this.waveCanvas.getScale();
 				right.set(entries.floorEntry(eTime), endTime);
 				right.time = eTime;
 			}
@@ -147,7 +147,7 @@ public class SignalPainter extends TrackPainter {
 			multiple = false;
 			if (xSigChangeEndPos == xSigChangeBeginPos) {
 				multiple = true;
-				long eTime = (xSigChangeBeginPos + 1) * this.waveCanvas.getScaleFactor();
+				long eTime = (xSigChangeBeginPos + 1) * this.waveCanvas.getScale();
 				EventEntry entry = entries.floorEntry(eTime);
 				if(entry!=null && entry.timestamp> right.time)
 					right.set(entry, endTime);

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/StreamPainter.java

@@ -67,7 +67,7 @@ public class StreamPainter extends TrackPainter{
 		proj.setFillRule(SWT.FILL_EVEN_ODD);
 		proj.fillRectangle(area);
 
-		long scaleFactor = this.waveCanvas.getScaleFactor();
+		long scaleFactor = this.waveCanvas.getScale();
 		long beginPos = area.x;
 		long beginTime = beginPos*scaleFactor;
 		long endTime = beginTime + area.width*scaleFactor;
@@ -130,8 +130,8 @@ public class StreamPainter extends TrackPainter{
 
 		int offset = concurrencyIndex*this.waveCanvas.styleProvider.getTrackHeight();
 		Rectangle bb = new Rectangle(
-				(int)(tx.getBeginTime()/this.waveCanvas.getScaleFactor()), area.y+offset+txBase,
+				(int)(tx.getBeginTime()/this.waveCanvas.getScale()), area.y+offset+txBase,
-				(int)((tx.getEndTime()-tx.getBeginTime())/this.waveCanvas.getScaleFactor()), txHeight);
+				(int)((tx.getEndTime()-tx.getBeginTime())/this.waveCanvas.getScale()), txHeight);
 
 		if(bb.x+bb.width<area.x || bb.x>area.x+area.width) return;
 		if(bb.width==0){
@@ -155,7 +155,7 @@ public class StreamPainter extends TrackPainter{
 
 	public ITx getClicked(Point point) {
 		int lane=point.y/waveCanvas.styleProvider.getTrackHeight();
-		EventEntry firstTx=stream.getEvents().floorEntry(point.x*waveCanvas.getScaleFactor());
+		EventEntry firstTx=stream.getEvents().floorEntry(point.x*waveCanvas.getScale());
 		if(firstTx!=null){
 			do {
 				ITx tx = getTxFromEntry(lane, point.x, firstTx.events);
@@ -175,9 +175,9 @@ public class StreamPainter extends TrackPainter{
 	}
 
 	protected ITx getTxFromEntry(int lane, int offset, IEvent[] firstTx) {
-		long timePoint=offset*waveCanvas.getScaleFactor();
+		long timePoint=offset*waveCanvas.getScale();
-		long timePointLow=(offset-5)*waveCanvas.getScaleFactor();
+		long timePointLow=(offset-5)*waveCanvas.getScale();
-		long timePointHigh=(offset+5)*waveCanvas.getScaleFactor();
+		long timePointHigh=(offset+5)*waveCanvas.getScale();
 		for(IEvent e:firstTx){
 			if(e instanceof ITxEvent) {
 				ITxEvent evt = (ITxEvent) e;

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/TrackAreaPainter.java

@@ -19,7 +19,7 @@ import org.eclipse.swt.graphics.Rectangle;
 import com.minres.scviewer.database.ui.WaveformColors;
 
 public class TrackAreaPainter implements IPainter {
-	
+
 	/**
 	 * 
 	 */
@@ -35,14 +35,15 @@ public class TrackAreaPainter implements IPainter {
 	}
 
 	public void paintArea(Projection proj, Rectangle a) {
-	    Rectangle area = proj.unProject(new Rectangle(a.x, a.y+waveCanvas.rulerHeight, a.width, a.height-waveCanvas.rulerHeight));
+		Rectangle area = proj.unProject(new Rectangle(a.x, a.y+waveCanvas.rulerHeight, a.width, a.height-waveCanvas.rulerHeight));
-	    proj.setBackground(this.waveCanvas.styleProvider.getColor(WaveformColors.TRACK_BG_EVEN));
+		proj.setBackground(this.waveCanvas.styleProvider.getColor(WaveformColors.TRACK_BG_EVEN));
-	    proj.setFillRule(SWT.FILL_EVEN_ODD);
+		proj.setFillRule(SWT.FILL_EVEN_ODD);
-	    proj.fillRectangle(area);
+		proj.fillRectangle(area);
 		if(trackVerticalOffset.size()>0){
 			Integer firstKey=trackVerticalOffset.floorKey(area.y);
 			if(firstKey==null) firstKey=trackVerticalOffset.firstKey();
 			Integer lastKey = trackVerticalOffset.floorKey(area.y+area.height);
+			//if(lastKey==null) lastKey= trackVerticalOffset.lastKey();
 			Rectangle subArea = new Rectangle(area.x, 0, area.width, 0);
 			if(lastKey.equals(firstKey)){
 				subArea.y=firstKey;
@@ -61,9 +62,9 @@ public class TrackAreaPainter implements IPainter {
 
 	public void addTrackPainter(IWaveformPainter trackPainter){
 		trackVerticalOffset.put(trackPainter.getVerticalOffset()+waveCanvas.rulerHeight, trackPainter);
-		
+
 	}
-	
+
 	public int getHeight(){
 		if(trackVerticalOffset.size()==0) return 1;
 		return trackVerticalOffset.lastKey() + trackVerticalOffset.lastEntry().getValue().getHeight();

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/WaveformView.java

@@ -89,8 +89,9 @@ import com.minres.scviewer.database.ui.GotoDirection;
 import com.minres.scviewer.database.ui.ICursor;
 import com.minres.scviewer.database.ui.IWaveformStyleProvider;
 import com.minres.scviewer.database.ui.IWaveformView;
+import com.minres.scviewer.database.ui.IWaveformZoom;
 import com.minres.scviewer.database.ui.TrackEntry;
-import com.minres.scviewer.database.ui.swt.Constants;
+import com.minres.scviewer.database.ui.swt.internal.slider.ZoomBar;
 
 public class WaveformView implements IWaveformView {
 
@@ -112,6 +113,10 @@ public class WaveformView implements IWaveformView {
 
 	private final Canvas valueList;
 
+	private final Control nameFill;
+	
+	private final Control valueFill;
+
 	final WaveformCanvas waveformCanvas;
 
 	final ToolTipHandler toolTipHandler;
@@ -202,41 +207,17 @@ public class WaveformView implements IWaveformView {
 					asyncUpdate(e.widget);
 					long startTime = waveformCanvas.getTimeForOffset(start.x);
 					long endTime = waveformCanvas.getTimeForOffset(end.x);
-					long targetTimeRange = endTime - startTime;
+					if(startTime<endTime) {
-					long currentTimeRange = waveformCanvas.getMaxVisibleTime() - waveformCanvas.getMinVisibleTime();
+						waveformCanvas.setVisibleRange(startTime, endTime);
-					if (targetTimeRange == 0)
+					} else if(start.x!=end.x){
-						return;
+						long targetTimeRange = startTime-endTime;
-					long relation = currentTimeRange / targetTimeRange;
+						long currentTimeRange = waveformCanvas.getMaxVisibleTime() - waveformCanvas.getMinVisibleTime();
-					long i = 1;
+						long factor = currentTimeRange/targetTimeRange *waveformCanvas.getScale();
-					int level = 0;
+						waveformCanvas.setScalingFactor(factor, (startTime+endTime)/2);
-					do {
+												
-						if (relation < 0) {
-							if (-relation < i) {
-								break;
-							}
-							level--;
-							if (-relation < i * 3) {
-								break;
-							}
-							level--;
-						} else {
-							if (relation < i) {
-								break;
-							}
-							level++;
-							if (relation < i * 3) {
-								break;
-							}
-							level++;
-						}
-						i = i * 10;
-					} while (i < 10000);
-					if (i < 10000) {
-						int curLevel = waveformCanvas.getZoomLevel();
-						waveformCanvas.setZoomLevel(curLevel - level, (startTime + endTime) / 2);
 					}
 				} else if( isShift) { // set marker (button 1 and shift)
-					setMarkerTime(snapOffsetToEvent(start), selectedMarker);
+					setMarkerTime(selectedMarker, snapOffsetToEvent(start));
 				} else if(isCtrl) {	// set cursor (button 1 and ctrl)
 					setCursorTime(snapOffsetToEvent(start));
 				} else { // set cursor (button 1 only)
@@ -248,14 +229,14 @@ public class WaveformView implements IWaveformView {
 					}
 				}
 			} else if (e.button == 2) { // set marker (button 2)
-				setMarkerTime(snapOffsetToEvent(start), selectedMarker);
+				setMarkerTime(selectedMarker, snapOffsetToEvent(start));
 			}
 			asyncUpdate(e.widget);
 		}
 
 		protected long snapOffsetToEvent(Point p) {
 			long time = waveformCanvas.getTimeForOffset(p.x);
-			long scaling = 5 * waveformCanvas.getScaleFactor();
+			long scaling = 5 * waveformCanvas.getScale();
 			for (Object o : waveformCanvas.getElementsAt(p)) {
 				EventEntry floorEntry = null;
 				EventEntry ceilEntry = null;
@@ -290,12 +271,24 @@ public class WaveformView implements IWaveformView {
 			switch (e.type) {
 			case SWT.MouseWheel:
 				if((e.stateMask & SWT.CTRL) != 0) {
-					int zoom = waveformCanvas.getZoomLevel();
+					if(e.count<0) // up scroll
-					if(e.count<0)
+						waveformCanvas.setScale(waveformCanvas.getScale()*11/10);
-						waveformCanvas.setZoomLevel(zoom+1);
+					else // down scroll
-					else
+						waveformCanvas.setScale(waveformCanvas.getScale()*10/11);
-						waveformCanvas.setZoomLevel(zoom-1);
+					e.doit=false;
-				} 
+				} else if((e.stateMask & SWT.SHIFT) != 0) {
+					long upper = waveformCanvas.getMaxVisibleTime();
+					long lower = waveformCanvas.getMinVisibleTime();
+					long duration = upper-lower;
+					if(e.count<0) { // up scroll
+						long newLower = Math.min(waveformCanvas.getMaxTime()-duration, lower+duration/10);
+						waveformCanvas.setMinVisibleTime(newLower);
+					} else {// down scroll
+						long newLower = Math.max(0, lower-duration/10);
+						waveformCanvas.setMinVisibleTime(newLower);
+					}
+					e.doit=false;
+				}
 				break;
 			case SWT.MouseDown:
 				start = new Point(e.x, e.y);
@@ -355,8 +348,26 @@ public class WaveformView implements IWaveformView {
 		rightSash.setBackground(SWTResourceManager.getColor(SWT.COLOR_GRAY));
 
 		Composite valuePane = new Composite(rightSash, SWT.NONE);
-		waveformCanvas = new WaveformCanvas(rightSash, SWT.NONE, styleProvider);
+		
-
+		Composite waveformPane = new Composite(rightSash, SWT.NONE);
+		GridLayout gl_waveformPane = new GridLayout(1, false);
+		gl_waveformPane.verticalSpacing = 0;
+		gl_waveformPane.marginWidth = 0;
+		gl_waveformPane.marginHeight = 0;
+		waveformPane.setLayout(gl_waveformPane);
+		
+		waveformCanvas = new WaveformCanvas(waveformPane, SWT.NONE | SWT.V_SCROLL /*| SWT.H_SCROLL*/, styleProvider, new ZoomBar.IProvider() {
+			
+			@Override
+			public ZoomBar getScrollBar() {
+				ZoomBar timeSliderPane = new ZoomBar(waveformPane, SWT.NONE);
+				GridData gd_timeSliderPane = new GridData(SWT.FILL, SWT.BOTTOM, false, false, 1, 1);
+				timeSliderPane.setLayoutData(gd_timeSliderPane);
+				return timeSliderPane;
+			}
+		});
+		waveformCanvas.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
+		
 		// create the name pane
 		createTextPane(namePane, "Name");
 
@@ -372,7 +383,10 @@ public class WaveformView implements IWaveformView {
 			@Override
 			public void controlResized(ControlEvent e) {
 				nameListScrolled.getVerticalBar().setVisible(false);
-
+				if(nameListScrolled.getSize().y == nameList.getSize().y) {
+					((GridData)nameFill.getLayoutData()).heightHint=18;
+					namePane.layout();
+				}
 			}
 		});
 		nameList = new Canvas(nameListScrolled, SWT.NONE) {
@@ -391,7 +405,8 @@ public class WaveformView implements IWaveformView {
 		});
 		nameList.addMouseListener(nameValueMouseListener);
 		nameListScrolled.setContent(nameList);
-
+		nameFill = createFill(namePane);
+		
 		createTextPane(valuePane, "Value");
 
 		valuePane.setBackground(SWTResourceManager.getColor(SWT.COLOR_WIDGET_BACKGROUND));
@@ -404,7 +419,10 @@ public class WaveformView implements IWaveformView {
 			@Override
 			public void controlResized(ControlEvent e) {
 				valueListScrolled.getVerticalBar().setVisible(false);
-
+				if(valueListScrolled.getSize().y == valueList.getSize().y) {
+					((GridData)valueFill.getLayoutData()).heightHint=18;
+					valuePane.layout();
+				}
 			}
 		});
 		valueList = new Canvas(valueListScrolled, SWT.NONE) {
@@ -423,6 +441,7 @@ public class WaveformView implements IWaveformView {
 		});
 		valueList.addMouseListener(nameValueMouseListener);
 		valueListScrolled.setContent(valueList);
+		valueFill = createFill(valuePane);
 
 		waveformCanvas.setMaxTime(1);
 		waveformCanvas.addPaintListener(waveformMouseListener);
@@ -469,12 +488,12 @@ public class WaveformView implements IWaveformView {
 
 		toolTipHandler = new ToolTipHandler(parent.getShell());
 		toolTipHandler.activateHoverHelp(waveformCanvas);
-	    // This is the filter that prevents it
+	    // This is the filter that prevents the default handling of mouse wheel in waveformCanvas
 	    getControl().getDisplay().addFilter(SWT.MouseWheel, new Listener() {
 	        @Override
 	        public void handleEvent(Event e) {
 	            // Check if it's the correct widget
-	            if((e.widget.equals(waveformCanvas) || e.widget.equals(this)) && (e.stateMask & SWT.CTRL) != 0) {
+	            if(e.widget.equals(waveformCanvas) && (e.stateMask & SWT.CTRL) != 0) {
 	            	waveformMouseListener.handleEvent(e);
 	                e.doit = false;
 	            }
@@ -482,6 +501,15 @@ public class WaveformView implements IWaveformView {
 	    });
 	}
 
+	private Control createFill(Composite pane) {
+		Label cLabel = new Label(pane, SWT.NONE);
+		cLabel.setBackground(SWTResourceManager.getColor(SWT.COLOR_WIDGET_BACKGROUND));
+		GridData gd_cLabel = new GridData(SWT.FILL, SWT.FILL, true, false, 1, 1);
+		gd_cLabel.heightHint = 0;
+		cLabel.setLayoutData(gd_cLabel);
+		return cLabel;
+	}
+
 	private void createTextPane(Composite namePane, String text) {
 		GridLayout glNamePane = new GridLayout(1, false);
 		glNamePane.verticalSpacing = 0;
@@ -547,7 +575,7 @@ public class WaveformView implements IWaveformView {
 			tracksVerticalHeight += streamEntry.height;
 			even = !even;
 		}
-		waveformCanvas.syncScrollBars();
+		waveformCanvas.syncSb();
 		nameList.setSize(nameMaxWidth + 15, tracksVerticalHeight);
 		nameListScrolled.setMinSize(nameMaxWidth + 15, tracksVerticalHeight);
 		nameList.redraw();
@@ -1137,16 +1165,6 @@ public class WaveformView implements IWaveformView {
 		this.waveformCanvas.setHighliteRelation(relationType);
 	}
 
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see com.minres.scviewer.database.swt.IWaveformPanel#getMaxTime()
-	 */
-	@Override
-	public long getMaxTime() {
-		return waveformCanvas.getMaxTime();
-	}
-
 	/*
 	 * (non-Javadoc)
 	 * 
@@ -1157,31 +1175,6 @@ public class WaveformView implements IWaveformView {
 		this.waveformCanvas.setMaxTime(maxTime);
 	}
 
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see com.minres.scviewer.database.swt.IWaveformPanel#setZoomLevel(int)
-	 */
-	@Override
-	public void setZoomLevel(int scale) {
-		if(scale<-1) {
-			waveformCanvas.setZoomLevel(scale, getMarkerTime(selectedMarker));
-		} else {
-			waveformCanvas.setZoomLevel(scale);
-			waveformCanvas.reveal(getCursorTime());
-		}
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see com.minres.scviewer.database.swt.IWaveformPanel#getZoomLevel()
-	 */
-	@Override
-	public int getZoomLevel() {
-		return waveformCanvas.getZoomLevel();
-	}
-
 	/*
 	 * (non-Javadoc)
 	 * 
@@ -1200,10 +1193,10 @@ public class WaveformView implements IWaveformView {
 	 * @see com.minres.scviewer.database.swt.IWaveformPanel#setMarkerTime(long, int)
 	 */
 	@Override
-	public void setMarkerTime(long time, int index) {
+	public void setMarkerTime(int marker, long time) {
-		if (waveformCanvas.getCursorPainters().size() > index + 1) {
+		if (waveformCanvas.getCursorPainters().size() > marker + 1) {
-			final Long oldVal = waveformCanvas.getCursorPainters().get(1 + index).getTime();
+			final Long oldVal = waveformCanvas.getCursorPainters().get(1 + marker).getTime();
-			waveformCanvas.getCursorPainters().get(1 + index).setTime(time);
+			waveformCanvas.getCursorPainters().get(1 + marker).setTime(time);
 			pcs.firePropertyChange(MARKER_PROPERTY, oldVal, time);
 		}
 	}
@@ -1224,7 +1217,7 @@ public class WaveformView implements IWaveformView {
 	 * @see com.minres.scviewer.database.swt.IWaveformPanel#getActMarkerTime()
 	 */
 	@Override
-	public int getSelectedMarkerId() {
+	public int getSelectedMarker() {
 		return selectedMarker;
 	}
 
@@ -1476,58 +1469,16 @@ public class WaveformView implements IWaveformView {
 		return this.pcs.hasListeners(propertyName);
 	}
 
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see com.minres.scviewer.database.swt.IWaveformPanel#getScaledTime(long)
-	 */
-	@Override
-	public String getScaledTime(long time) {
-		StringBuilder sb = new StringBuilder();
-		double dTime = time;
-		double scaledTime = dTime / waveformCanvas.getScaleFactorPow10();
-		return sb.append(Constants.getTimeFormatForLevel(waveformCanvas.getZoomLevel()).format(scaledTime)).append(waveformCanvas.getUnitStr()).toString();
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see com.minres.scviewer.database.swt.IWaveformPanel#getZoomLevels()
-	 */
-	@Override
-	public String[] getZoomLevels() {
-		String[] res = new String[Constants.SCALE_MULTIPLIER.length * Constants.UNIT_STRING.length];
-		int index = 0;
-		for (String unit : Constants.UNIT_STRING) {
-			for (long factor : Constants.SCALE_MULTIPLIER) {
-				res[index++] = Long.toString(factor) + unit;
-			}
-		}
-		return res;
-	}
-
-	@Override
-	public long getBaselineTime() {
-		return -waveformCanvas.getScaleFactorPow10() * waveformCanvas.getOrigin().x;
-	}
-
-	@Override
-	public void setBaselineTime(Long time) {
-		Point origin = waveformCanvas.getOrigin();
-		origin.x = (int) (-time / waveformCanvas.getScaleFactorPow10());
-		waveformCanvas.setOrigin(origin);
-	}
-
 	@Override
 	public void scrollHorizontal(int percent) {
 		if (percent < -100)
 			percent = -100;
 		if (percent > 100)
 			percent = 100;
-		int diff = (waveformCanvas.getWidth() * percent) / 100;
+		long minTime = waveformCanvas.getMinVisibleTime();
-		Point o = waveformCanvas.getOrigin();
+		long duration = waveformCanvas.getMaxVisibleTime()-minTime;
-		waveformCanvas.setOrigin(o.x - diff, o.y);
+		long diff = (duration * percent) / 100;
-		waveformCanvas.redraw();
+		waveformCanvas.setMinVisibleTime(minTime+diff);
 	}
 
 	@Override
@@ -1580,4 +1531,8 @@ public class WaveformView implements IWaveformView {
 		return  streams.stream().filter(e -> e.waveform.getType() == WaveformType.TRANSACTION).findFirst().isPresent();
 	}
 
+	@Override
+	public IWaveformZoom getWaveformZoom() {
+		return waveformCanvas;
+	}
 }

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/slider/ActionTimer.java

@@ -0,0 +1,35 @@
+package com.minres.scviewer.database.ui.swt.internal.slider;
+
+import org.eclipse.swt.widgets.Display;
+
+public class ActionTimer implements Runnable {
+
+	public static final int INITIAL_DELAY = 300;
+	public static final int FAST_DELAY = 50;
+
+	private final Display display;
+	private final TimerAction timerAction;
+
+	public interface TimerAction extends Runnable {
+		boolean isEnabled();
+	}
+
+	public ActionTimer( TimerAction timerAction, Display display ) {
+		this.display = display;
+		this.timerAction = timerAction;
+	}
+
+	public void activate() {
+		if( timerAction.isEnabled() ) {
+			display.timerExec( INITIAL_DELAY, this );
+		}
+	}
+
+	@Override
+	public void run() {
+		if( timerAction.isEnabled() ) {
+			timerAction.run();
+			display.timerExec( FAST_DELAY, this );
+		}
+	}
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/slider/ImageButton.java

@@ -0,0 +1,192 @@
+package com.minres.scviewer.database.ui.swt.internal.slider;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.SWTException;
+import org.eclipse.swt.events.MouseAdapter;
+import org.eclipse.swt.events.MouseEvent;
+import org.eclipse.swt.events.MouseTrackAdapter;
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.graphics.GC;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Event;
+
+public class ImageButton extends Composite
+{
+	private Image   hoverImage;
+	private Image   normalImage;
+	private Image   pressedImage;
+	private Image   disabledImage;
+	private int     width;
+	private int     height;
+	private boolean hover;
+	private boolean pressed;
+	private boolean autoFire;
+	private ActionTimer actionTimer;
+	private ActionTimer.TimerAction timerAction;
+
+	public ImageButton(Composite parent, int style)	{
+		super(parent, style);		
+		timerAction = new ActionTimer.TimerAction() {
+			@Override
+			public void run() {
+				notifyListeners();
+			}
+			@Override
+			public boolean isEnabled() {
+				return pressed;
+			}
+		};
+		actionTimer = new ActionTimer(timerAction, this.getDisplay() );
+		addListener(SWT.Dispose, event ->  {
+			if (hoverImage != null)	hoverImage.dispose();
+			if (normalImage != null) normalImage.dispose();
+			if (pressedImage != null) pressedImage.dispose();
+			if (disabledImage != null) disabledImage.dispose();
+		});
+		addListener(SWT.Paint, event -> {
+			paintControl(event);
+		});
+		addMouseTrackListener(new MouseTrackAdapter() {
+			public void mouseEnter(MouseEvent arg0) {
+				if(isEnabled()) {
+					hover=true;
+					redraw();
+				}
+			}
+			public void mouseExit(MouseEvent arg0) {
+				if(isEnabled()) {
+					hover=false;
+					redraw();
+				}
+			}
+		});
+		addMouseListener(new MouseAdapter() {
+			@Override
+			public void mouseDown(MouseEvent e) {
+				if(isEnabled()) {
+					pressed=true;
+					notifyListeners();
+					if(autoFire) actionTimer.activate();
+					redraw();
+				}
+			}
+
+			@Override
+			public void mouseUp(MouseEvent e) {
+				pressed=false;
+				redraw();
+			}
+		});
+	}
+
+	private void paintControl(Event event) { 
+		GC gc = event.gc;
+		if (hoverImage != null)	{
+			if(pressed)
+				gc.drawImage(pressedImage, 1, 1);
+			else if(hover) {
+				gc.drawImage(hoverImage, 1, 1);
+			} else if(isEnabled()){
+				gc.drawImage(normalImage, 1, 1);
+			} else
+				gc.drawImage(disabledImage, 1, 1);
+		}
+	}
+
+	public void setImage(Image[] imgs) {
+		assert(imgs.length==3);
+		Display d = Display.getDefault();
+		normalImage =   new Image(d, imgs[0], SWT.IMAGE_COPY);
+		hoverImage =    new Image(d, imgs[1], SWT.IMAGE_COPY);
+		pressedImage =  new Image(d, imgs[2], SWT.IMAGE_COPY);
+		disabledImage = new Image(d, imgs[0], SWT.IMAGE_DISABLE);
+		width = imgs[0].getBounds().width;
+		height = imgs[0].getBounds().height;
+		redraw();
+	}
+
+	@Override
+	public Point computeSize(int wHint, int hHint, boolean changed) {
+		int overallWidth = width;
+		int overallHeight = height;
+		if (wHint != SWT.DEFAULT && wHint < overallWidth)
+			overallWidth = wHint;
+		if (hHint != SWT.DEFAULT && hHint < overallHeight)
+			overallHeight = hHint;
+		return new Point(overallWidth + 2, overallHeight + 2);
+	}
+	/**
+	 * Adds the listener to the collection of listeners who will be notified when
+	 * the user changes the receiver's value, by sending it one of the messages
+	 * defined in the <code>SelectionListener</code> interface.
+	 * <p>
+	 * <code>widgetSelected</code> is called when the user changes the receiver's
+	 * value. <code>widgetDefaultSelected</code> is not called.
+	 * </p>
+	 *
+	 * @param listener the listener which should be notified
+	 *
+	 * @exception IllegalArgumentException
+	 *                <ul>
+	 *                <li>ERROR_NULL_ARGUMENT - if the listener is null</li>
+	 *                </ul>
+	 * @exception SWTException
+	 *                <ul>
+	 *                <li>ERROR_WIDGET_DISPOSED - if the receiver has been
+	 *                disposed</li>
+	 *                <li>ERROR_THREAD_INVALID_ACCESS - if not called from the
+	 *                thread that created the receiver</li>
+	 *                </ul>
+	 *
+	 * @see SelectionListener
+	 * @see #removeSelectionListener
+	 */
+	public void addSelectionListener(final SelectionListener listener) {
+		checkWidget();
+		SelectionListenerUtil.addSelectionListener(this, listener);
+	}
+
+	/**
+	 * Removes the listener from the collection of listeners who will be notified
+	 * when the user changes the receiver's value.
+	 *
+	 * @param listener the listener which should no longer be notified
+	 *
+	 * @exception IllegalArgumentException
+	 *                <ul>
+	 *                <li>ERROR_NULL_ARGUMENT - if the listener is null</li>
+	 *                </ul>
+	 * @exception SWTException
+	 *                <ul>
+	 *                <li>ERROR_WIDGET_DISPOSED - if the receiver has been
+	 *                disposed</li>
+	 *                <li>ERROR_THREAD_INVALID_ACCESS - if not called from the
+	 *                thread that created the receiver</li>
+	 *                </ul>
+	 *
+	 * @see SelectionListener
+	 * @see #addSelectionListener
+	 */
+	public void removeSelectionListener(final SelectionListener listener) {
+		checkWidget();
+		SelectionListenerUtil.removeSelectionListener(this, listener);
+	}
+
+	private void notifyListeners() {
+		Event e = new Event();
+		e.widget=this;
+		e.type=SWT.Selection;
+		SelectionListenerUtil.fireSelectionListeners(this,e);
+	}
+
+	public boolean isAutoFire() {
+		return autoFire;
+	}
+
+	public void setAutoFire(boolean autoFire) {
+		this.autoFire = autoFire;
+	}
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/slider/RangeSlider.java

@@ -0,0 +1,631 @@
+package com.minres.scviewer.database.ui.swt.internal.slider;
+
+import java.text.Format;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.MouseEvent;
+import org.eclipse.swt.events.MouseTrackAdapter;
+import org.eclipse.swt.events.PaintEvent;
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.graphics.GC;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.widgets.Canvas;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Event;
+import org.eclipse.wb.swt.SWTResourceManager;
+
+public class RangeSlider extends Canvas {
+
+	private static final int NONE = 0;
+	private static final int UPPER = 1 << 0;
+	private static final int LOWER = 1 << 1;
+	private static final int BOTH = UPPER | LOWER;
+
+	private final int minHeight;
+	private final int markerWidth;
+	private final int thumbWidth = 0;
+	private final Image[] slider, sliderHover, sliderDrag;
+	
+	private int minimum;
+	private int maximum;
+	private int lowerValue;
+	private int upperValue;
+	
+	private int increment;
+	private int pageIncrement;
+	private int selectedElement;
+	private boolean upperHover, lowerHover;
+	private int previousUpperValue, previousLowerValue;
+	private int startDragUpperValue, startDragLowerValue;
+	private Point startDragPoint;
+	private final boolean isFullSelection=false;
+	private final boolean isHighQuality;
+	private final boolean isOn;
+	private Format toolTipFormatter;
+	private String clientToolTipText;
+	private StringBuffer toolTip;
+	private Point coordUpper;
+	private Point coordLower;
+
+	public RangeSlider(final Composite parent, final int style) {
+		super(parent, SWT.DOUBLE_BUFFERED | ((style & SWT.BORDER) == SWT.BORDER ? SWT.BORDER : SWT.NONE));
+		slider = new Image[] {
+				SWTResourceManager.getImage(this.getClass(), "marker_l.png"),
+				SWTResourceManager.getImage(this.getClass(), "marker_r.png")};
+		sliderHover = new Image[] {
+				SWTResourceManager.getImage(this.getClass(), "marker_l_hover.png"),
+				SWTResourceManager.getImage(this.getClass(), "marker_r_hover.png")};
+		sliderDrag = new Image[] {
+				SWTResourceManager.getImage(this.getClass(), "marker_l_pressed.png"),
+				SWTResourceManager.getImage(this.getClass(), "marker_r_pressed.png")};
+		Rectangle imgSize = slider[0].getBounds();
+		minHeight =imgSize.height+2;
+		markerWidth = imgSize.width;
+		minimum = lowerValue = 0;
+		maximum = upperValue = 100;
+		increment = 1;
+		pageIncrement = 10;
+		isHighQuality = (style & SWT.HIGH) == SWT.HIGH;
+		isOn = (style & SWT.ON) == SWT.ON;
+		selectedElement = NONE;
+
+		addMouseListeners();
+		addListener(SWT.Resize, event -> {
+		});
+		addListener(SWT.KeyDown, event -> {
+			handleKeyDown(event);
+		});
+		addPaintListener(event -> {
+			drawWidget(event);
+		});
+	}
+
+	@Override
+	public int getStyle() {
+		return super.getStyle() | //
+				(isOn ? SWT.ON : SWT.NONE) | //
+				(isFullSelection ? SWT.CONTROL : SWT.NONE) | //
+				(isHighQuality ? SWT.HIGH : SWT.NONE);
+	}
+
+	private void addMouseListeners() {
+		addListener(SWT.MouseDown, e -> {
+			if (e.button == 1 || e.button == 2) {
+				selectKnobs(e);
+				selectedElement = (lowerHover ? LOWER : NONE) | (upperHover ? UPPER : NONE);
+				if (selectedElement!=NONE) {
+					if((e.stateMask & SWT.CTRL)==0 && e.button != 2)
+						selectedElement=BOTH;
+					startDragLowerValue = previousLowerValue = lowerValue;
+					startDragUpperValue = previousUpperValue = upperValue;
+					startDragPoint = new Point(e.x, e.y);
+				}
+			}
+		});
+
+		addListener(SWT.MouseUp, e -> {
+			if (selectedElement!=NONE) {
+				startDragPoint = null;
+				validateNewValues(e);
+				super.setToolTipText(clientToolTipText);
+				selectedElement=NONE;
+				redraw();
+			} else if (e.button == 1) {
+				if(e.x<coordLower.x) {
+					translateValues(-pageIncrement);
+					validateNewValues(e);
+					redraw();
+				} else if(e.x>coordUpper.x+markerWidth) {
+					translateValues(pageIncrement);
+					validateNewValues(e);
+					redraw();
+				}
+			}
+		});
+
+		addListener(SWT.MouseDoubleClick, event -> {
+			handleMouseDoubleClick(event);
+		});
+
+		addListener(SWT.MouseMove, event -> {
+			handleMouseMove(event);
+		});
+
+		addListener(SWT.MouseWheel, event -> {
+			handleMouseWheel(event);
+		});
+
+		addListener(SWT.MouseHover, event -> {
+			handleMouseHover(event);
+		});
+
+		addMouseTrackListener(new MouseTrackAdapter() {
+			public void mouseExit(MouseEvent event) {
+				lowerHover = upperHover = false;
+				redraw();
+			}
+		});
+
+	}
+
+	private void validateNewValues(final Event e) {
+		if (upperValue != previousUpperValue || lowerValue != previousLowerValue) {
+			if (!SelectionListenerUtil.fireSelectionListeners(this,e)) {
+				upperValue = previousUpperValue;
+				lowerValue = previousLowerValue;
+			}
+			previousUpperValue = upperValue;
+			previousLowerValue = lowerValue;
+			increment = Math.max(1,  (upperValue-lowerValue)/100);
+			pageIncrement = Math.max(1, (upperValue-lowerValue)/2);
+			redraw();
+		}
+	}
+
+	private boolean busy = false;
+	
+	private void handleMouseMove(final Event e) {
+		if (selectedElement==NONE) {
+			final boolean wasUpper = upperHover;
+			final boolean wasLower = lowerHover;
+			selectKnobs(e);
+			if (wasUpper != upperHover || wasLower != lowerHover) {
+				redraw();
+			}
+		} else { // dragInProgress
+			final int x = e.x;
+			if (selectedElement == BOTH) {
+				final int diff = (int) ((startDragPoint.x - x) / computePixelSizeForSlider()) + minimum;
+				int newUpper = startDragUpperValue - diff;
+				int newLower = startDragLowerValue - diff;
+				if (newUpper > maximum) {
+					newUpper = maximum;
+					newLower = maximum - (startDragUpperValue - startDragLowerValue);
+				} else if (newLower < minimum) {
+					newLower = minimum;
+					newUpper = minimum + startDragUpperValue - startDragLowerValue;
+				}
+				upperValue = newUpper;
+				lowerValue = newLower;
+				handleToolTip(lowerValue, upperValue);
+			} else if (selectedElement == UPPER) {
+				upperValue = (int) Math.round((double)(x - markerWidth) / computePixelSizeForSlider()) + minimum;
+				checkUpperValue();
+				handleToolTip(upperValue);
+			} else if (selectedElement == LOWER){
+				lowerValue = (int) Math.round((double)(x - markerWidth) / computePixelSizeForSlider()) + minimum;
+				checkLowerValue();
+				handleToolTip(lowerValue);
+			}
+			if (isOn && !busy) {
+				validateNewValues(e);
+				busy=true;
+				getDisplay().timerExec(50, ()->{busy=false;});
+			} else {
+				redraw();
+			}
+		}
+	}
+
+	private boolean isBetweenKnobs(int x, int y) {
+		return x < coordUpper.x && x > coordLower.x && y >= minHeight/3 && y <= minHeight/3 + getClientArea().height - 2*minHeight/3;
+	}
+
+	private void selectKnobs(final Event e) {
+		if (coordLower != null) {
+			final Rectangle imgBounds = slider[0].getBounds();
+			final int x = e.x, y = e.y;
+			lowerHover = x >= coordLower.x && x <= coordLower.x + imgBounds.width && y >= coordLower.y && y <= coordLower.y + imgBounds.height;
+			upperHover = ((e.stateMask & (SWT.CTRL | SWT.SHIFT)) != 0 || !lowerHover) && //
+					x >= coordUpper.x && x <= coordUpper.x + imgBounds.width && //
+					y >= coordUpper.y && y <= coordUpper.y + imgBounds.height;
+					lowerHover &= (e.stateMask & SWT.CTRL) != 0 || !upperHover;
+			if (!lowerHover && !upperHover && isBetweenKnobs(x, y)) {
+				lowerHover = upperHover = true;
+			}		
+		}
+	}
+
+	private int getCursorValue(int x, int y) {
+		int value = -1;
+		final Rectangle clientArea = getClientArea();
+		if (x < clientArea.width - 2*markerWidth && x >= markerWidth && y >= minHeight/3 && y <=  clientArea.height - minHeight/3) {
+			value = (int) Math.round((x - 9d) / computePixelSizeForSlider()) + minimum;
+		}
+		return value;
+	}
+
+	private void handleMouseDoubleClick(final Event e) {
+		final int value = getCursorValue(e.x, e.y);
+		if (value >= 0) {
+			if (value > upperValue) {
+				translateValues(value-upperValue);
+			} else if (value < lowerValue) {
+				translateValues(value-lowerValue);
+			}
+			validateNewValues(e);
+		}
+	}
+
+	private void handleToolTip(int... values) {
+		if (toolTipFormatter != null) {
+			try {
+				if (values.length == 1) {
+					toolTip.setLength(0);
+					toolTipFormatter.format(values[0], toolTip, null);
+					super.setToolTipText(toolTip.toString());
+				} else if (values.length == 2) {
+					toolTip.setLength(0);
+					toolTipFormatter.format(values[0], toolTip, null);
+					toolTip.append(" \u2194 "); // LEFT RIGHT ARROW
+					toolTipFormatter.format(values[1], toolTip, null);
+					super.setToolTipText(toolTip.toString());
+				}
+			} catch (final IllegalArgumentException ex) {
+				super.setToolTipText(clientToolTipText);
+			}
+		}
+	}
+
+	private void handleMouseHover(final Event e) {
+		if (selectedElement!=NONE && toolTipFormatter != null) {
+			final int value = getCursorValue(e.x, e.y);
+			if (value >= 0) {
+				try {
+					toolTip.setLength(0);
+					toolTipFormatter.format(value, toolTip, null);
+					super.setToolTipText(toolTip.toString());
+				} catch (final IllegalArgumentException ex) {
+					super.setToolTipText(clientToolTipText);
+				}
+			} else {
+				super.setToolTipText(clientToolTipText);
+			}
+		}
+	}
+
+	public void setToolTipFormatter(Format formatter) {
+		toolTip = formatter != null ? new StringBuffer() : null;
+		toolTipFormatter = formatter;
+	}
+
+	@Override
+	public void setToolTipText(String string) {
+		super.setToolTipText(clientToolTipText = string);
+	}
+
+	private void handleMouseWheel(final Event e) {
+		previousLowerValue = lowerValue;
+		previousUpperValue = upperValue;
+		final int amount = Math.max(1, ((e.stateMask & SWT.SHIFT) != 0 ? (upperValue-lowerValue)/6 : (upperValue-lowerValue)/15));
+		if ((e.stateMask&SWT.CTRL)==0) {
+			int newLower = lowerValue + e.count * amount;
+			int newUpper = upperValue + e.count * amount;
+			if (newUpper > maximum) {
+				newUpper = maximum;
+				newLower = maximum - (upperValue - lowerValue);
+			} else if (newLower < minimum) {
+				newLower = minimum;
+				newUpper = minimum + upperValue - lowerValue;
+			}
+			upperValue = newUpper;
+			lowerValue = newLower;
+		} else {
+			int newLower = lowerValue + e.count * amount/2;
+			int newUpper = upperValue - e.count * amount/2;
+			int dist = newUpper - newLower;
+			if (newUpper > maximum) {
+				newUpper = maximum;
+				newLower = maximum - dist;
+			} else if (newLower < minimum) {
+				newLower = minimum;
+				newUpper = minimum + dist;
+			}
+			if(newUpper<=newLower) {
+				newLower=lowerValue + (upperValue - lowerValue)/2;
+				newUpper=newLower+1;
+			}
+			upperValue = newUpper;
+			lowerValue = newLower;
+		}
+		validateNewValues(e);
+		e.doit = false; // we are consuming this event
+	}
+
+	private void checkLowerValue() {
+		if (lowerValue < minimum) {
+			lowerValue = minimum;
+		} else if (lowerValue > (upperValue-thumbWidth)) {
+			lowerValue = (upperValue-thumbWidth);
+		}
+	}
+
+	private void checkUpperValue() {
+		if (upperValue > maximum) {
+			upperValue = maximum;
+		} else if (upperValue < (lowerValue+thumbWidth)) {
+			upperValue = lowerValue+thumbWidth;
+		}
+	}
+
+	private float computePixelSizeForSlider() {
+		return (getClientArea().width - 2.0f*markerWidth) / (maximum - minimum);
+	}
+
+	private void drawWidget(final PaintEvent e) {
+		final Rectangle rect = getClientArea();
+		if (rect.width == 0 || rect.height == 0) {
+			return;
+		}
+		e.gc.setAdvanced(true);
+		e.gc.setAntialias(SWT.ON);
+		drawBackground(e.gc);
+		if (lowerHover || (selectedElement & LOWER) != 0) {
+			coordUpper = drawMarker(e.gc, upperValue, true);
+			coordLower = drawMarker(e.gc, lowerValue, false);
+		} else {
+			coordLower = drawMarker(e.gc, lowerValue, false);
+			coordUpper = drawMarker(e.gc, upperValue, true);
+		}
+	}
+
+	private void drawBackground(final GC gc) {
+		final Rectangle clientArea = getClientArea();
+		gc.setBackground(getBackground());
+		gc.fillRectangle(clientArea);
+		if (isEnabled()) {
+			gc.setForeground(getForeground());
+		} else {
+			gc.setForeground(getDisplay().getSystemColor(SWT.COLOR_GRAY));
+		}
+		gc.drawRoundRectangle(markerWidth, minHeight/3, clientArea.width - 2*markerWidth, clientArea.height -  2*minHeight/3, 3, 3);
+
+		final float pixelSize = computePixelSizeForSlider();
+		final int startX = (int) (pixelSize * lowerValue);
+		final int endX = (int) (pixelSize * upperValue);
+		if (isEnabled()) {
+			gc.setBackground(getForeground());
+		} else {
+			gc.setBackground(getDisplay().getSystemColor(SWT.COLOR_GRAY));
+		}
+		gc.fillRectangle(markerWidth+startX, minHeight/3, endX - startX, clientArea.height - 2*minHeight/3);
+
+	}
+
+	private Point drawMarker(final GC gc, final int value, final boolean upper) {
+		final float pixelSize = computePixelSizeForSlider();
+		int x = (int) (pixelSize * value);
+		final int idx = upper?1:0;
+		Image image;
+		if (upper) {
+			if (upperHover) {
+				image = (selectedElement & UPPER) != 0 ? sliderDrag[idx] : sliderHover[idx];
+			} else {
+				image = slider[idx];
+			}
+		} else {
+			if (lowerHover) {
+				image = (selectedElement & LOWER) != 0 ? sliderDrag[idx] : sliderHover[idx];
+			} else {
+				image = slider[idx];
+			}
+		}
+		if(upper)
+			x+=slider[idx].getBounds().width;
+		if (isEnabled()) {
+			gc.drawImage(image, x, getClientArea().height / 2 - slider[idx].getBounds().height / 2);
+		} else {
+			final Image temp = new Image(getDisplay(), image, SWT.IMAGE_DISABLE);
+			gc.drawImage(temp, x, getClientArea().height / 2 - slider[idx].getBounds().height / 2);
+			temp.dispose();
+		}
+		return new Point(x, getClientArea().height / 2 - slider[idx].getBounds().height / 2);
+	}
+
+	private void moveCursorPosition(int xDelta, int yDelta) {
+		final Point cursorPosition = getDisplay().getCursorLocation();
+		cursorPosition.x += xDelta;
+		cursorPosition.y += yDelta;
+		getDisplay().setCursorLocation(cursorPosition);
+	}
+
+	private void handleKeyDown(final Event event) {
+		int accelerator = (event.stateMask & SWT.SHIFT) != 0 ? 10 : (event.stateMask & SWT.CTRL) != 0 ? 2 : 1;
+		if (selectedElement != NONE) {
+			switch (event.keyCode) {
+			case SWT.ESC:
+				startDragPoint = null;
+				upperValue = startDragUpperValue;
+				lowerValue = startDragLowerValue;
+				validateNewValues(event);
+				selectedElement = NONE;
+				if (!isOn) {
+					redraw();
+				}
+				event.doit = false;
+				break;
+			case SWT.ARROW_UP:
+				accelerator = -accelerator;
+			case SWT.ARROW_LEFT:
+				moveCursorPosition(-accelerator, 0);
+				event.doit = false;
+				break;
+			case SWT.ARROW_DOWN:
+				accelerator = -accelerator;
+			case SWT.ARROW_RIGHT:
+				moveCursorPosition(accelerator, 0);
+				event.doit = false;
+				break;
+			}
+			return;
+		}
+		previousLowerValue = lowerValue;
+		previousUpperValue = upperValue;
+
+		switch (event.keyCode) {
+		case SWT.HOME:
+			if ((event.stateMask & (SWT.SHIFT| SWT.CTRL)) == 0) {
+				upperValue = minimum + upperValue - lowerValue;
+				lowerValue = minimum;
+			}
+			break;
+		case SWT.END:
+			if ((event.stateMask & (SWT.SHIFT| SWT.CTRL)) == 0) {
+				lowerValue = maximum - (upperValue - lowerValue);
+				upperValue = maximum;
+			}
+			break;
+		case SWT.PAGE_UP:
+			translateValues(-accelerator * pageIncrement);
+			break;
+		case SWT.PAGE_DOWN:
+			translateValues( accelerator * pageIncrement);
+			break;
+		case SWT.ARROW_DOWN:
+		case SWT.ARROW_RIGHT:
+			translateValues( accelerator * increment);
+			break;
+		case SWT.ARROW_UP:
+		case SWT.ARROW_LEFT:
+			translateValues(-accelerator * increment);
+			break;
+		}
+		if (previousLowerValue != lowerValue || previousUpperValue != upperValue) {
+			checkLowerValue();
+			checkUpperValue();
+			validateNewValues(event);
+		}
+	}
+
+	private void translateValues(int amount) {
+		int newLower = lowerValue + amount;
+		int newUpper = upperValue + amount;
+		if (newUpper > maximum) {
+			newUpper = maximum;
+			newLower = maximum - (upperValue - lowerValue);
+		} else if (newLower < minimum) {
+			newLower = minimum;
+			newUpper = minimum + upperValue - lowerValue;
+		}
+		upperValue = newUpper;
+		lowerValue = newLower;
+	}
+
+	public void addSelectionListener(final SelectionListener listener) {
+		checkWidget();
+		SelectionListenerUtil.addSelectionListener(this, listener);
+	}
+
+	public void removeSelectionListener(final SelectionListener listener) {
+		checkWidget();
+		SelectionListenerUtil.removeSelectionListener(this, listener);
+	}
+
+	@Override
+	public Point computeSize(final int wHint, final int hHint, final boolean changed) {
+		checkWidget();
+		final int width = Math.max(2*markerWidth+100, wHint);
+		final int height = Math.max(minHeight, hHint);
+		return new Point(width, height);
+	}
+
+	public int[] getSelection() {
+		checkWidget();
+		return new int[] {lowerValue, upperValue};
+	}
+
+	public int getIncrement() {
+		checkWidget();
+		return increment;
+	}
+
+	public int getMaximum() {
+		checkWidget();
+		return maximum;
+	}
+
+	public int getMinimum() {
+		checkWidget();
+		return minimum;
+	}
+
+	public int getPageIncrement() {
+		checkWidget();
+		return pageIncrement;
+	}
+
+	public void setMaximum(final int value) {
+		setLimits(minimum, value);
+	}
+
+	public void setMinimum(final int value) {
+		setLimits(value, maximum);
+	}
+
+	public void setLimits(final int min, final int max) {
+		checkWidget();
+		if (min >= 0 && min < max && (min != minimum || max != maximum)) {
+			minimum = min;
+			maximum = max;
+			if (lowerValue < minimum) {
+				lowerValue = minimum;
+			} else if (lowerValue > maximum) {
+				lowerValue = maximum;
+			}
+			if (upperValue < minimum) {
+				upperValue = minimum;
+			} else if (upperValue > maximum) {
+				upperValue = maximum;
+			}
+			redraw();
+		}
+	}
+
+	public int getUpperValue() {
+		checkWidget();
+		return upperValue;
+	}
+
+	public void setUpperValue(final int value) {
+		setValues(lowerValue, value);
+	}
+
+	public int getLowerValue() {
+		checkWidget();
+		return lowerValue;
+	}
+
+	public void setLowerValue(final int value) {
+		setValues(value, upperValue);
+	}
+
+	public void setValues(final int[] values) {
+		if (values.length == 2) {
+			setValues(values[0], values[1]);
+		}
+	}
+
+	public void setValues(final int lowerValue, final int upperValue) {
+		setValues(lowerValue, upperValue, false);
+	}
+
+	public void setValues(final int lowerValue, final int upperValue, boolean update) {
+		checkWidget();
+		if (lowerValue <= upperValue && lowerValue >= minimum && upperValue <= maximum && (this.lowerValue != lowerValue || this.upperValue != upperValue)) {
+			this.lowerValue = lowerValue;
+			this.upperValue = upperValue;
+			if(update) {
+				Event e = new Event();
+				e.type=SWT.Selection;
+				e.doit=true;
+				validateNewValues(e);			
+			} else {
+				increment = Math.max(1,  (upperValue-lowerValue)/100);
+				pageIncrement = Math.max(1, (upperValue-lowerValue)/2);
+			}
+			redraw();
+		}
+	}
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/slider/ReflectionUtils.java

@@ -0,0 +1,48 @@
+package com.minres.scviewer.database.ui.swt.internal.slider;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
+public class ReflectionUtils {
+	/**
+	 * Call a method using introspection (so ones can call a private or protected method)
+	 * @param object object on which the method will be called
+	 * @param methodName method name
+	 * @param args arguments of this method (can be null)
+	 * @return the value returned by this method (if this method returns a value)
+	 */
+	public static Object callMethod(final Object object, final String methodName, final Object... args) {
+		if (object == null) {
+			return null;
+		}
+		final Class<?>[] array = new Class<?>[args == null ? 0 : args.length];
+		int index = 0;
+		if (args != null) {
+			for (final Object o : args) {
+				array[index++] = o == null ? Object.class : o.getClass();
+			}
+		}
+
+		return callMethodWithClassType(object, methodName, array, args);
+	}
+
+	private static Object callMethodWithClassType(final Object object, final String methodName, final Class<?>[] array, final Object... args) {
+		Class<?> currentClass = object.getClass();
+		Method method = null;
+		while (currentClass != null) {
+			try {
+				method = currentClass.getDeclaredMethod(methodName, array);
+				break;
+			} catch (final NoSuchMethodException nsme) {
+				currentClass = currentClass.getSuperclass();
+			}
+		}
+
+		try {
+			method.setAccessible(true);
+			return method.invoke(object, args);
+		} catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
+			e.printStackTrace();
+			return null;
+		}
+	}
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/slider/SelectionListenerUtil.java

@@ -0,0 +1,74 @@
+package com.minres.scviewer.database.ui.swt.internal.slider;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Event;
+import org.eclipse.swt.widgets.Listener;
+import org.eclipse.swt.widgets.TypedListener;
+
+public class SelectionListenerUtil {
+	/**
+	 * Add a <code>SelectionListener</code> to a given Control
+	 * 
+	 * @param control control on which the selection listener is added
+	 * @param listener listener to add
+	 */
+	public static void addSelectionListener(final Control control, final SelectionListener listener) {
+		if (listener == null) {
+			SWT.error(SWT.ERROR_NULL_ARGUMENT);
+		}
+		TypedListener typedListener = new TypedListener(listener);
+		control.addListener(SWT.Selection, typedListener);
+	}
+
+	/**
+	 * Remove a <code>SelectionListener</code> of a given Control
+	 * 
+	 * @param control control on which the selection listener is removed
+	 * @param listener listener to remove
+	 */
+	public static void removeSelectionListener(final Control control, final SelectionListener listener) {
+		if (listener == null) {
+			SWT.error(SWT.ERROR_NULL_ARGUMENT);
+		}
+		final Listener[] listeners = control.getListeners(SWT.Selection);
+		for (Listener l : listeners) {
+			if (l instanceof TypedListener) {
+				TypedListener typedListener = (TypedListener) l;
+				if (typedListener.getEventListener() == listener) {
+					ReflectionUtils.callMethod(control, "removeListener", SWT.Selection, ((TypedListener) l).getEventListener());
+					return;
+				}
+			}
+		}
+	}
+
+	/**
+	 * Fire the selection listeners of a given control
+	 *
+	 * @param control the control that fires the event
+	 * @param sourceEvent mouse event
+	 * @return true if the selection could be changed, false otherwise
+	 */
+	public static boolean fireSelectionListeners(final Control control, final Event sourceEvent) {
+		for (final Listener listener : control.getListeners(SWT.Selection)) {
+			final Event event = new Event();
+
+			event.button = sourceEvent==null?1:sourceEvent.button;
+			event.display = control.getDisplay();
+			event.item = null;
+			event.widget = control;
+			event.data = sourceEvent == null ? null : sourceEvent.data;
+			event.time = sourceEvent == null ? 0 : sourceEvent.time;
+			event.x = sourceEvent == null ? 0 : sourceEvent.x;
+			event.y = sourceEvent == null ? 0 : sourceEvent.y;
+			event.type = SWT.Selection;
+
+			listener.handleEvent(event);
+			if (!event.doit) {
+				return false;
+			}
+		}
+		return true;
+	}
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/slider/ZoomBar.java

@@ -0,0 +1,127 @@
+package com.minres.scviewer.database.ui.swt.internal.slider;
+
+import java.text.Format;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.wb.swt.SWTResourceManager;
+
+public class ZoomBar extends Composite {
+	
+	static public interface IProvider {
+		ZoomBar getScrollBar();
+	}
+
+	final RangeSlider timeSlider;
+	final ImageButton leftButton;
+	final ImageButton rightButton;
+	/**
+	 * Create the composite.
+	 * @param parent
+	 * @param style
+	 */
+	public ZoomBar(Composite parent, int style) {
+		super(parent, SWT.NO_FOCUS);
+		GridLayout gridLayout = new GridLayout(3, false);
+		gridLayout.horizontalSpacing = 0;
+		gridLayout.verticalSpacing = 0;
+		gridLayout.marginWidth = 0;
+		gridLayout.marginHeight = 0;
+		setLayout(gridLayout);
+
+		leftButton = new ImageButton(this, SWT.NONE);
+		GridData gd_leftButton = new GridData(SWT.LEFT, SWT.CENTER, false, false, 1, 1);
+		gd_leftButton.widthHint=14;
+		gd_leftButton.heightHint=18;
+		leftButton.setLayoutData(gd_leftButton);
+		leftButton.setImage(new Image[] {
+				SWTResourceManager.getImage(this.getClass(), "arrow_left.png"),
+				SWTResourceManager.getImage(this.getClass(), "arrow_left_hover.png"),
+				SWTResourceManager.getImage(this.getClass(), "arrow_left_pressed.png")});
+		leftButton.setAutoFire(true);
+		
+		timeSlider = new RangeSlider(this, SWT.ON|SWT.HIGH|SWT.SMOOTH|SWT.CONTROL);
+		timeSlider.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
+
+		rightButton = new ImageButton(this, SWT.NONE);
+		GridData gd_rightButton = new GridData(SWT.LEFT, SWT.CENTER, false, false, 1, 1);
+		gd_rightButton.widthHint=18;
+		gd_rightButton.heightHint=18;
+		rightButton.setLayoutData(gd_rightButton);
+		rightButton.setImage(new Image[] {
+				SWTResourceManager.getImage(this.getClass(), "arrow_right.png"),
+				SWTResourceManager.getImage(this.getClass(), "arrow_right_hover.png"),
+				SWTResourceManager.getImage(this.getClass(), "arrow_right_pressed.png")});
+		rightButton.setAutoFire(true);
+		
+		leftButton.addSelectionListener(new SelectionAdapter() {
+			@Override
+			public void widgetSelected(SelectionEvent e) {
+				int[] value = timeSlider.getSelection();
+				int incr=timeSlider.getIncrement();
+				int lower = Math.max(timeSlider.getMinimum(), value[0]-incr);
+				timeSlider.setValues(lower, lower + (value[1]-value[0]), true);
+			}
+		});
+		rightButton.addSelectionListener(new SelectionAdapter() {
+			@Override
+			public void widgetSelected(SelectionEvent e) {
+				int[] value = timeSlider.getSelection();
+				int incr=timeSlider.getIncrement();
+				int upper = Math.min(timeSlider.getMaximum(), value[1]+incr);
+				timeSlider.setValues(upper - (value[1]-value[0]), upper, true);
+			}
+		});
+
+	}
+	@Override
+	public void setEnabled (boolean enabled) {
+		timeSlider.setEnabled(enabled);
+		leftButton.setEnabled(enabled);
+		rightButton.setEnabled(enabled);
+		super.setEnabled(enabled);
+		redraw();
+	}
+	public void setButtonsEnabled (boolean enabled) {
+		leftButton.setEnabled(enabled);
+		rightButton.setEnabled(enabled);
+		redraw();
+	}
+	public void setToolTipFormatter(Format formatter){
+		timeSlider.setToolTipFormatter(formatter);
+	}
+	public void setToolTipText(String string) {
+		timeSlider.setToolTipText(string);
+	}
+	public void setSelection(int sel) {
+		timeSlider.setLowerValue(sel);
+	}
+	public void setSelection(int[] sel) {
+		assert(sel.length==2);
+		timeSlider.setValues(sel[0], sel[1]);
+	}
+	public int[] getSelection() {
+		return timeSlider.getSelection();
+	}
+	public void addSelectionListener(SelectionListener selectionListener) {
+		timeSlider.addSelectionListener(selectionListener);	
+	}
+	public void setMinimum(int value) {
+		timeSlider.setMinimum(value);	
+	}
+	public void setMaximum(int value) {
+		timeSlider.setMaximum(value);	
+	}
+	public int getMaximum() {
+		return timeSlider.getMaximum();
+	}
+	public int getMinimum() {
+		return timeSlider.getMinimum();
+	}
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/ActionScheduler.java

@@ -0,0 +1,18 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.widgets.Display;
+
+public class ActionScheduler {
+
+  private final Display display;
+  private final Runnable action;
+
+  public ActionScheduler( Display display, Runnable action ) {
+    this.display = display;
+    this.action = action;
+  }
+
+  public void schedule( int delay ) {
+    display.timerExec( delay, action );
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/ButtonClick.java

@@ -0,0 +1,45 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.events.MouseEvent;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.widgets.Control;
+
+public class ButtonClick {
+
+  public static final int LEFT_BUTTON = 1;
+
+  private boolean armed;
+
+  public boolean isArmed() {
+    return armed;
+  }
+
+  public void arm( MouseEvent event ) {
+    if( event.button == LEFT_BUTTON ) {
+      armed = true;
+    }
+  }
+
+  public void disarm() {
+    armed = false;
+  }
+
+  public void trigger( MouseEvent event, Runnable action ) {
+    try {
+      doTrigger( event, action );
+    } finally {
+      disarm();
+    }
+  }
+
+  private void doTrigger( MouseEvent event, Runnable action ) {
+    if( armed && inRange( event ) ) {
+      action.run();
+    }
+  }
+
+  private static boolean inRange( MouseEvent event ) {
+    Point size = ( ( Control )event.widget ).getSize();
+    return event.x >= 0 && event.x <= size.x && event.y >= 0 && event.y <= size.y;
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/ClickControl.java

@@ -0,0 +1,98 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.ControlAdapter;
+import org.eclipse.swt.events.ControlEvent;
+import org.eclipse.swt.events.MouseEvent;
+import org.eclipse.swt.events.MouseListener;
+import org.eclipse.swt.events.MouseTrackListener;
+import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Label;
+
+
+class ClickControl extends ControlAdapter implements ViewComponent, MouseDownActionTimer.TimerAction, MouseListener, MouseTrackListener {
+
+  private final MouseDownActionTimer mouseDownActionTimer;
+  private final ClickAction clickAction;
+  private final ButtonClick buttonClick;
+  private final Label control;
+  private final ImageUpdate imageUpdate;
+
+  public interface ClickAction extends Runnable {
+    void setCoordinates( int x, int y );
+  }
+
+  ClickControl( Composite parent, ClickAction clickAction, int maxExtension  ) {
+    this.control = new Label( parent, SWT.NONE );
+    this.imageUpdate = new ImageUpdate( control, maxExtension );
+    this.buttonClick = new ButtonClick();
+    this.mouseDownActionTimer = new MouseDownActionTimer( this, buttonClick, control.getDisplay() );
+    this.clickAction = clickAction;
+    this.control.addMouseTrackListener( this );
+    this.control.addMouseListener( this );
+    this.control.addControlListener( this );
+  }
+
+  @Override
+  public void controlResized( ControlEvent event ) {
+    imageUpdate.update();
+  }
+
+  @Override
+  public Label getControl() {
+    return control;
+  }
+
+  @Override
+  public void mouseDown( MouseEvent event ) {
+    buttonClick.arm( event );
+    clickAction.setCoordinates( event.x, event.y );
+    mouseDownActionTimer.activate();
+  }
+
+  @Override
+  public void mouseUp( MouseEvent event ) {
+    buttonClick.trigger( event, clickAction );
+  }
+
+  @Override
+  public void run() {
+    clickAction.run();
+  }
+
+  @Override
+  public boolean isEnabled() {
+    return true;
+  }
+
+  @Override
+  public void mouseExit( MouseEvent event ) {
+    buttonClick.disarm();
+  }
+
+  void setForeground( Color color ) {
+    imageUpdate.setForeground( color );
+  }
+
+  Color getForeground() {
+    return imageUpdate.getForeground();
+  }
+
+  void setBackground( Color color ) {
+    imageUpdate.setBackground( color );
+  }
+
+  Color getBackground() {
+    return imageUpdate.getBackground();
+  }
+
+  @Override
+  public void mouseEnter( MouseEvent event ) {}
+
+  @Override
+  public void mouseHover( MouseEvent event ) {}
+
+  @Override
+  public void mouseDoubleClick( MouseEvent event ) {}
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/ComponentDistribution.java

@@ -0,0 +1,105 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import static java.lang.Math.max;
+
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+
+class ComponentDistribution {
+
+  private static final int MIN_DRAG_LENGTH = 17;
+
+  final int upFastLength;
+  final int dragStart;
+  final int dragLength;
+  final int downFastStart;
+  final int downFastLength;
+  final int downStart;
+  final int buttonLen;
+
+  ComponentDistribution( int buttonLen, int len, int range, int pos, int thumb ) {
+    int slideLen = slideLen( buttonLen, len );
+    int relDragLen = relDragLen( slideLen, range, thumb );
+    int minDragLength = max( MIN_DRAG_LENGTH, buttonLen );
+    int interval = interval( range, relDragLen, minDragLength );
+    this.dragLength = dragLen( minDragLength, relDragLen );
+    this.upFastLength = upFastLen( minDragLength, interval, pos, slideLen, relDragLen, dragLength );
+    this.downStart = downStart( buttonLen, len );
+    this.downFastStart = downFastStart( buttonLen, upFastLength, dragLength );
+    this.dragStart = dragStart( buttonLen, upFastLength );
+    this.downFastLength = downFastLen( minDragLength, interval, pos, slideLen, relDragLen, dragLength, upFastLength );
+    this.buttonLen = buttonLen;
+  }
+
+  private static int slideLen( int buttonLen, int len ) {
+    return len - buttonLen * 2;
+  }
+
+  private static int relDragLen( int slideLen, int range, int thumb ) {
+    return divide( slideLen * thumb, range );
+  }
+
+  private static int interval( int range, int relDragLen, int minDragLength ) {
+    int result = range;
+    if( useMinDragLen( minDragLength, relDragLen ) ) {
+      result += minDragLength - relDragLen / 2;
+    }
+    return result;
+  }
+
+  private static int dragLen( int buttonLen, int relDragLen   ) {
+    return max( relDragLen, buttonLen );
+  }
+
+  private static int upFastLen( int buttonLen, int range, int pos, int slideLen, int relDragLen, int dragLen ) {
+    int result = slideLen * pos / range;
+    if( useMinDragLen( buttonLen, relDragLen ) ) {
+      result -= divide( ( dragLen - relDragLen ) * pos, range );
+    }
+    return result;
+  }
+
+  private static int downStart( int buttonLen, int len ) {
+    return len - buttonLen;
+  }
+
+  private static int downFastStart( int buttonLen, int upFastLength, int dragLength ) {
+    return buttonLen + upFastLength + dragLength;
+  }
+
+  private static int dragStart( int buttonLen, int upFastLen ) {
+    return buttonLen + upFastLen;
+  }
+
+  private static int downFastLen(
+    int buttonLen, int range, int pos, int slideLen, int relDragLen, int dragLen, int upFastLen )
+  {
+    int result = divide( slideLen * ( range - pos ), range ) - dragLen;
+    if( useMinDragLen( buttonLen, relDragLen ) ) {
+      result += divide( ( dragLen - relDragLen ) * pos, range );
+    }
+    return adjustDownFastLen( result, slideLen, dragLen, upFastLen );
+  }
+
+  private static boolean useMinDragLen( int buttonLen, int relDragLen ) {
+    return relDragLen < buttonLen;
+  }
+
+  static int divide( int dividend, int divisor ) {
+    BigDecimal bigDividend = new BigDecimal( dividend );
+    BigDecimal bigDivisor = new BigDecimal( divisor );
+    return bigDividend .divide( bigDivisor, 0, RoundingMode.HALF_EVEN ) .intValue();
+  }
+
+  private static int adjustDownFastLen( int tentative, int slideLen, int dragLen, int upFastLen ) {
+    // TODO [fappel]: Without this there is a flickering of the downFast label of one pixel.
+    //                Check whether this can be resolved by better rounding or whatsoever.
+    int result = tentative;
+    if( slideLen < upFastLen + dragLen + result ) {
+      result--;
+    } else if( slideLen > upFastLen + dragLen + result ) {
+      result++;
+    }
+    return result;
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/Decrementer.java

@@ -0,0 +1,24 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.SWT;
+
+import com.minres.scviewer.database.ui.swt.sb.ClickControl.ClickAction;
+
+class Decrementer implements ClickAction {
+
+  private final FlatScrollBar scrollBar;
+
+  Decrementer( FlatScrollBar scrollBar ) {
+    this.scrollBar = scrollBar;
+  }
+
+  @Override
+  public void run() {
+    int selection = scrollBar.getSelection() - scrollBar.getIncrement();
+    scrollBar.setSelectionInternal( selection, SWT.ARROW_UP );
+  }
+
+  @Override
+  public void setCoordinates( int x, int y ) {
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/Direction.java

@@ -0,0 +1,203 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import static com.minres.scviewer.database.ui.swt.sb.FlatScrollBar.BAR_BREADTH;
+import static java.lang.Math.max;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+
+enum Direction {
+
+  HORIZONTAL( SWT.HORIZONTAL ) {
+
+    @Override
+    protected void layout( FlatScrollBar scrollBar, int buttonLength  ) {
+      ComponentDistribution distribution = calculateComponentDistribution( scrollBar, buttonLength );
+      Rectangle[] componentBounds = calculateComponentBounds( distribution, scrollBar );
+      applyComponentBounds( scrollBar, componentBounds );
+    }
+
+    private ComponentDistribution calculateComponentDistribution( FlatScrollBar scrollBar, int buttonLength  ) {
+      return calculateComponentDistribution( scrollBar, buttonLength, getControlBounds( scrollBar ).width );
+    }
+
+    private Rectangle[] calculateComponentBounds( ComponentDistribution distribution, FlatScrollBar scrollBar ) {
+      int width = getControlBounds( scrollBar ).width;
+      int height = getControlBounds( scrollBar ).height - FlatScrollBar.BAR_BREADTH + 1;
+      int balance = getRoundingBalance( distribution, scrollBar );
+      return new Rectangle[] {
+        calcButtons( distribution, width, $( 0, CLEARANCE, distribution.buttonLen, height ) ),
+        $( distribution.buttonLen, CLEARANCE, distribution.upFastLength, height ),
+        calcDrag( distribution, $( distribution.dragStart, CLEARANCE, distribution.dragLength + balance, height ) ),
+        $( distribution.downFastStart, CLEARANCE, distribution.downFastLength - balance, height ),
+        calcButtons( distribution, width, $( distribution.downStart, CLEARANCE, distribution.buttonLen, height ) )
+      };
+    }
+
+    private Rectangle calcButtons( ComponentDistribution distribution, int length, Rectangle bounds ) {
+      Rectangle result = bounds;
+      if( length <= distribution.buttonLen* 2 ) {
+        int downStart = calcDownStartForSmallLength( bounds.x, length );
+        result = $( downStart, CLEARANCE, length / 2, bounds.height );
+      }
+      return result;
+    }
+
+    @Override
+    protected void setDefaultSize( Control control ) {
+      Point size = control.getSize();
+      control.setSize( size.x, FlatScrollBar.BAR_BREADTH );
+    }
+
+    @Override
+    protected Point computeSize( Composite composite, int wHint, int hHint, boolean changed ) {
+      int x = wHint == SWT.DEFAULT ? composite.getParent().getClientArea().width : wHint;
+      return new Point( x, FlatScrollBar.BAR_BREADTH );
+    }
+
+    @Override
+    protected void expand( Control control, int maxExpansion ) {
+      Rectangle bounds = control.getBounds();
+      int expand = expand( bounds.height, maxExpansion );
+      control.setBounds( bounds.x, bounds.y - expand, bounds.width, bounds.height + expand );
+    }
+  },
+
+  VERTICAL( SWT.VERTICAL ) {
+
+    @Override
+    protected void layout( FlatScrollBar scrollBar, int buttonLength ) {
+      ComponentDistribution calculation = calculateComponentDistribution( scrollBar, buttonLength );
+      applyComponentBounds( scrollBar, calculateComponentBounds( calculation, scrollBar ) );
+    }
+
+    private ComponentDistribution calculateComponentDistribution( FlatScrollBar scrollBar, int buttonLength ) {
+      return calculateComponentDistribution( scrollBar, buttonLength, getControlBounds( scrollBar ).height );
+    }
+
+    private Rectangle[] calculateComponentBounds( ComponentDistribution distribution, FlatScrollBar scrollBar ) {
+      int width = getControlBounds( scrollBar ).width - FlatScrollBar.BAR_BREADTH + 1;
+      int height = getControlBounds( scrollBar ).height;
+      int balance = getRoundingBalance( distribution, scrollBar );
+      return new Rectangle[] {
+        calculateButtons( distribution, height, $( CLEARANCE, 0, width, distribution.buttonLen ) ),
+        $( CLEARANCE, distribution.buttonLen, width, distribution.upFastLength ),
+        calcDrag( distribution, $( CLEARANCE, distribution.dragStart, width, distribution.dragLength + balance ) ),
+        $( CLEARANCE, distribution.downFastStart, width, distribution.downFastLength - balance ),
+        calculateButtons( distribution, height, $( CLEARANCE, distribution.downStart, width, distribution.buttonLen ) )
+      };
+    }
+
+    private Rectangle calculateButtons( ComponentDistribution distribution, int length, Rectangle bounds ) {
+      Rectangle result = bounds;
+      if( length <= distribution.buttonLen * 2 ) {
+        int downStart = calcDownStartForSmallLength( bounds.y, length );
+        result = $( CLEARANCE, downStart, bounds.width, length / 2 );
+      }
+      return result;
+    }
+
+    @Override
+    protected void setDefaultSize( Control control ) {
+      Point size = control.getSize();
+      control.setSize( FlatScrollBar.BAR_BREADTH, size.y );
+    }
+
+    @Override
+    protected Point computeSize( Composite composite, int wHint, int hHint, boolean changed ) {
+      int y = hHint == SWT.DEFAULT ? composite.getParent().getClientArea().height : hHint;
+      return new Point( FlatScrollBar.BAR_BREADTH, y );
+    }
+
+    @Override
+    protected void expand( Control control, int maxExpansion ) {
+      Rectangle bounds = control.getBounds();
+      int expand = expand( bounds.width, maxExpansion );
+      control.setBounds( bounds.x - expand, bounds.y, bounds.width + expand, bounds.height );
+    }
+  };
+
+  static final Rectangle EMPTY_RECTANGLE = $( 0, 0, 0, 0 );
+  static final int CLEARANCE = BAR_BREADTH - 2;
+
+  private final int value;
+
+  protected abstract void layout( FlatScrollBar scrollBar, int buttonLength );
+  protected abstract void setDefaultSize( Control control );
+  protected abstract Point computeSize( Composite comp, int wHint, int hHint, boolean changed );
+  protected abstract void expand( Control control, int maxExpansion  );
+
+  Direction( int value ) {
+    this.value = value;
+  }
+
+  public int value() {
+    return value;
+  }
+
+  private static ComponentDistribution calculateComponentDistribution(
+    FlatScrollBar scrollBar , int buttonLength , int length  )
+  {
+    int range = scrollBar.getMaximum() - scrollBar.getMinimum();
+    int position = scrollBar.getSelection() - scrollBar.getMinimum();
+    int thumb = scrollBar.getThumb();
+    return new ComponentDistribution( buttonLength, length, range, position, thumb );
+  }
+
+  private static Rectangle getControlBounds( FlatScrollBar scrollBar ) {
+    return scrollBar.getClientArea();
+  }
+
+  private static void applyComponentBounds( FlatScrollBar scrollBar, Rectangle[] bounds ) {
+    scrollBar.up.getControl().setBounds( bounds[ 0 ] );
+    scrollBar.upFast.getControl().setBounds( bounds[ 1 ] );
+    scrollBar.drag.getControl().setBounds( bounds[ 2 ] );
+    scrollBar.downFast.getControl().setBounds( bounds[ 3 ] );
+    scrollBar.down.getControl().setBounds( bounds[ 4 ] );
+  }
+
+  // TODO [fappel]: There is a 1 pixel rounding problem at the seam of drag/downFast with down.
+  //                Seems to work but I would prefer a better solution if possible
+  private static int getRoundingBalance( ComponentDistribution calculation, FlatScrollBar scrollBar ) {
+    int result = 0;
+    int maximumSelection = scrollBar.getMaximum() - scrollBar.getThumb();
+    if( scrollBar.getSelection() == maximumSelection && 0 != calculation.downFastLength ) {
+      result = 1;
+    }
+    return result;
+  }
+
+  private static int expand( int toExpand, int maxExpansion ) {
+    return max( 0, FlatScrollBar.BAR_BREADTH + maxExpansion - max( FlatScrollBar.BAR_BREADTH, toExpand ) );
+  }
+
+  private static Rectangle calcDrag( ComponentDistribution distribution, Rectangle bounds ) {
+    Rectangle result = bounds;
+    if( isUndercutOfDragVisibility( distribution ) ) {
+      result = EMPTY_RECTANGLE;
+    }
+    return result;
+  }
+
+  private static boolean isUndercutOfDragVisibility( ComponentDistribution distribution ) {
+    return distribution.dragLength + distribution.buttonLen >= distribution.downStart;
+  }
+
+  private static int calcDownStartForSmallLength( int position, int length ) {
+    int result = position;
+    if( isDownStartPosition( position ) ) {
+      result = length / 2;
+    }
+    return result;
+  }
+  private static boolean isDownStartPosition( int position ) {
+    return position > 0 || position < 0;
+  }
+
+  private static Rectangle $( int x, int y, int width, int height ) {
+    return new Rectangle( x, y , width , height );
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/DragControl.java

@@ -0,0 +1,105 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.ControlAdapter;
+import org.eclipse.swt.events.ControlEvent;
+import org.eclipse.swt.events.DragDetectEvent;
+import org.eclipse.swt.events.DragDetectListener;
+import org.eclipse.swt.events.MouseEvent;
+import org.eclipse.swt.events.MouseListener;
+import org.eclipse.swt.events.MouseMoveListener;
+import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Label;
+
+
+class DragControl
+  extends ControlAdapter
+  implements ViewComponent, DragDetectListener, MouseListener, MouseMoveListener
+{
+
+  private final DragDetector dragDetector;
+  private final ImageUpdate imageUpdate;
+  private final DragAction dragAction;
+  private final Label control;
+
+  private Point startingPosition;
+
+  public interface DragAction {
+    void start();
+    void run( int startX, int startY, int currentX, int currentY );
+    void end();
+  }
+
+  DragControl( Composite parent, DragAction dragAction, int maxExpansion ) {
+    this.control = new Label( parent, SWT.NONE );
+    this.imageUpdate = new ImageUpdate( control, maxExpansion );
+    this.dragDetector = new DragDetector( control, 0 );
+    this.dragAction = dragAction;
+    initializeControl();
+  }
+
+  @Override
+  public Label getControl() {
+    return control;
+  }
+
+  @Override
+  public void dragDetected( DragDetectEvent event ) {
+    if( startingPosition != null ) {
+      dragAction.run( startingPosition.x, startingPosition.y, event.x, event.y );
+    }
+    dragDetector.dragHandled();
+  }
+
+  @Override
+  public void mouseDown( MouseEvent event ) {
+    startingPosition = new Point( event.x, event.y );
+    dragAction.start();
+  }
+
+  @Override
+  public void mouseUp( MouseEvent event ) {
+    if( startingPosition != null ) {
+      dragAction.end();
+    }
+    startingPosition = null;
+  }
+
+  @Override
+  public void mouseMove( MouseEvent event ) {
+    dragDetector.mouseMove( event );
+  }
+
+  @Override
+  public void controlResized( ControlEvent event ) {
+    imageUpdate.update();
+  }
+
+  void setForeground( Color color ) {
+    imageUpdate.setForeground( color );
+  }
+
+  Color getForeground() {
+    return imageUpdate.getForeground();
+  }
+
+  Color getBackground() {
+    return imageUpdate.getBackground();
+  }
+
+  void setBackground( Color color ) {
+    imageUpdate.setBackground( color );
+  }
+
+  private void initializeControl( ) {
+    control.addMouseListener( this );
+    control.addMouseMoveListener( this );
+    control.addControlListener( this );
+    control.addDragDetectListener( this );
+  }
+
+  @Override
+  public void mouseDoubleClick( MouseEvent event ) {}
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/DragDetector.java

@@ -0,0 +1,60 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.MouseEvent;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Event;
+
+// TODO [fappel]: This is a workaround for a problem described here:
+// http://stackoverflow.com/questions/3908290/mousedown-events-are-not-delivered-until-mouseup-when-a-drag-source-is-present
+// This seems to be related to https://bugs.eclipse.org/bugs/show_bug.cgi?id=328396
+// which is resolved. As it did not work on my setup I adapted the workaround of the last
+// stackoverflow answer.
+
+public class DragDetector {
+
+  int lastMouseX;
+  int lastMouseY;
+  boolean dragEventGenerated;
+
+  private final Control control;
+  private final int sensibility;
+
+  public DragDetector( Control control, int sensibility ) {
+    this.control = control;
+    this.sensibility = sensibility;
+    this.control.setDragDetect( false );
+  }
+
+  public void mouseMove( MouseEvent e ) {
+    if( ( e.stateMask & SWT.BUTTON1 ) > 0 ) {
+      int deltaX = lastMouseX - e.x;
+      int deltaY = lastMouseY - e.y;
+      int dragDistance = deltaX * deltaX + deltaY * deltaY;
+      if( !dragEventGenerated && dragDistance > sensibility ) {
+        dragEventGenerated = true;
+        Event event = createDragEvent( e );
+        control.notifyListeners( SWT.DragDetect, event );
+      }
+      lastMouseX = e.x;
+      lastMouseY = e.y;
+    }
+  }
+
+  public void dragHandled() {
+    dragEventGenerated = false;
+  }
+
+  private Event createDragEvent( MouseEvent e ) {
+    Event event = new Event();
+    event.type = SWT.DragDetect;
+    event.display = control.getDisplay();
+    event.widget = control;
+    event.button = e.button;
+    event.stateMask = e.stateMask;
+    event.time = e.time;
+    event.x = e.x;
+    event.y = e.y;
+    return event;
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/DragShifter.java

@@ -0,0 +1,59 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import static com.minres.scviewer.database.ui.swt.sb.Direction.HORIZONTAL;
+import static com.minres.scviewer.database.ui.swt.sb.ShiftData.calculateSelectionRange;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Point;
+
+import com.minres.scviewer.database.ui.swt.sb.DragControl.DragAction;
+
+final class DragShifter implements DragAction {
+
+  private final FlatScrollBar scrollBar;
+  private final int buttonLength;
+
+  public DragShifter( FlatScrollBar scrollBar, int buttonLength ) {
+    this.scrollBar = scrollBar;
+    this.buttonLength = buttonLength;
+  }
+
+  @Override
+  public void start() {
+    scrollBar.notifyListeners( SWT.DRAG );
+  }
+
+  @Override
+  public void run( int startX, int startY, int currentX, int currentY ) {
+    ShiftData shiftData = newShiftData( startX, startY, currentX, currentY );
+    if( shiftData.canShift() ) {
+      int selectionRange = calculateSelectionRange( scrollBar );
+      int selectionDelta = shiftData.calculateSelectionDelta( selectionRange );
+      int selection = scrollBar.getSelection() + selectionDelta;
+      scrollBar.setSelectionInternal( selection, SWT.DRAG );
+    }
+  }
+
+  @Override
+  public void end() {
+    scrollBar.notifyListeners( SWT.NONE );
+  }
+
+  private ShiftData newShiftData( int startX, int startY, int currentX, int currentY ) {
+    ShiftData result;
+    if( scrollBar.direction == HORIZONTAL ) {
+      result = new ShiftData( buttonLength, getScrollBarSize().x, getDragSize().x, currentX - startX );
+    } else {
+      result = new ShiftData( buttonLength, getScrollBarSize().y, getDragSize().y, currentY - startY );
+    }
+    return result;
+  }
+
+  private Point getScrollBarSize() {
+    return scrollBar.getSize();
+  }
+
+  private Point getDragSize() {
+    return scrollBar.drag.getControl().getSize();
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/FastDecrementer.java

@@ -0,0 +1,49 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.widgets.Display;
+
+import com.minres.scviewer.database.ui.swt.sb.ClickControl.ClickAction;
+
+class FastDecrementer implements ClickAction {
+
+  private final FlatScrollBar scrollBar;
+
+  private int x;
+  private int y;
+
+  FastDecrementer( FlatScrollBar scrollBar ) {
+    this.scrollBar = scrollBar;
+  }
+
+  @Override
+  public void run() {
+    Rectangle drag = getDragBounds();
+    Point mouse = getMouseLocation();
+    if( mouse.x <= drag.x || mouse.y <= drag.y ) {
+      int selection = scrollBar.getSelection() - scrollBar.getPageIncrement();
+      scrollBar.setSelectionInternal( selection, SWT.PAGE_UP );
+    }
+  }
+
+  @Override
+  public void setCoordinates( int x, int y ) {
+    this.x = x;
+    this.y = y;
+  }
+
+  private Point getMouseLocation() {
+    return getDisplay().map( scrollBar.upFast.getControl(), null, x, y );
+  }
+
+  private Rectangle getDragBounds() {
+    Rectangle dragBounds = scrollBar.drag.getControl().getBounds();
+    return getDisplay().map( scrollBar, null, dragBounds );
+  }
+
+  private Display getDisplay() {
+    return scrollBar.getDisplay();
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/FastIncrementer.java

@@ -0,0 +1,42 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.widgets.Display;
+
+import com.minres.scviewer.database.ui.swt.sb.ClickControl.ClickAction;
+
+class FastIncrementer implements ClickAction {
+
+  private final FlatScrollBar scrollBar;
+
+  private Point mouse;
+
+  FastIncrementer( FlatScrollBar scrollBar ) {
+    this.scrollBar = scrollBar;
+  }
+
+  @Override
+  public void run() {
+    Rectangle drag = getDragBounds();
+    if( mouse.x > drag.x + drag.width || mouse.y > drag.y + drag.height ) {
+      int selection = scrollBar.getSelection() + scrollBar.getPageIncrement();
+      scrollBar.setSelectionInternal( selection, SWT.PAGE_DOWN );
+    }
+  }
+
+  @Override
+  public void setCoordinates( int x, int y ) {
+    mouse = getMouseLocation( x, y );
+  }
+
+  private Point getMouseLocation(int x, int y) {
+    return Display.getCurrent().map( scrollBar.downFast.getControl(), null, x, y );
+  }
+
+  private Rectangle getDragBounds() {
+    Rectangle dragBounds = scrollBar.drag.getControl().getBounds();
+    return Display.getCurrent().map( scrollBar, null, dragBounds );
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/FlatScrollBar.java

@@ -0,0 +1,295 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import static com.minres.scviewer.database.ui.swt.sb.UntypedSelectionAdapter.lookup;
+
+import java.util.Collection;
+import java.util.HashSet;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Event;
+import org.eclipse.swt.widgets.Layout;
+import org.eclipse.swt.widgets.Listener;
+
+public class FlatScrollBar extends Composite {
+
+  public static final int BAR_BREADTH = 6;
+
+  static final int DEFAULT_MINIMUM = 0;
+  static final int DEFAULT_MAXIMUM = 100;
+  static final int DEFAULT_INCREMENT = 1;
+  static final int DEFAULT_THUMB = 10;
+  static final int DEFAULT_PAGE_INCREMENT = DEFAULT_THUMB;
+  static final int DEFAULT_SELECTION = 0;
+  static final int DEFAULT_BUTTON_LENGTH = 0;
+  static final int DEFAULT_MAX_EXPANSION = Direction.CLEARANCE + 2;
+
+  final ClickControl up;
+  final ClickControl upFast;
+  final DragControl drag;
+  final ClickControl downFast;
+  final ClickControl down;
+  final Direction direction;
+  final MouseWheelShifter mouseWheelHandler;
+  final Collection<SelectionListener> listeners;
+
+  private int minimum;
+  private int maximum;
+  private int increment;
+  private int pageIncrement;
+  private int thumb;
+  private int selection;
+  private boolean onDrag;
+  private int buttonLength;
+
+  public FlatScrollBar( final Composite parent, int style ) {
+    this( parent, style, DEFAULT_BUTTON_LENGTH, DEFAULT_MAX_EXPANSION );
+  }
+
+  FlatScrollBar( Composite parent, int style, int buttonLength, int maxExpansion ) {
+    super( parent, SWT.NONE );
+    super.setLayout( new FlatScrollBarLayout( getDirection( style ) ) );
+    this.minimum = DEFAULT_MINIMUM;
+    this.maximum = DEFAULT_MAXIMUM;
+    this.increment = DEFAULT_INCREMENT;
+    this.pageIncrement = DEFAULT_PAGE_INCREMENT;
+    this.thumb = DEFAULT_THUMB;
+    this.selection = DEFAULT_SELECTION;
+    this.buttonLength = buttonLength;
+    this.direction = getDirection( style );
+    this.direction.setDefaultSize( this );
+    this.up = new ClickControl( this, new Decrementer( this ), maxExpansion );
+    this.upFast = new ClickControl( this, new FastDecrementer( this ), maxExpansion );
+    this.drag = new DragControl( this, new DragShifter( this, buttonLength ), maxExpansion );
+    this.downFast = new ClickControl( this, new FastIncrementer( this ), maxExpansion );
+    this.down = new ClickControl( this, new Incrementer( this ), maxExpansion );
+    this.mouseWheelHandler = new MouseWheelShifter( this, parent, buttonLength );
+    this.listeners = new HashSet<SelectionListener>();
+    addMouseTrackListener( new MouseTracker( this, maxExpansion ) );
+    addControlListener( new ResizeObserver( this ) );
+    setDefaultColorScheme();
+  }
+
+  @Override
+  public void setLayout( Layout layout ) {
+    throw new UnsupportedOperationException( FlatScrollBar.class.getName() + " does not allow to change layout." );
+  };
+
+  @Override
+  public int getStyle() {
+    return direction != null ? super.getStyle() | direction.value() : super.getStyle();
+  };
+
+  Direction getDirection() {
+    return direction;
+  }
+
+  public void setMinimum( int minimum ) {
+    if( this.minimum != minimum && minimum >= 0 && minimum < maximum ) {
+      this.minimum = minimum;
+      adjustThumb();
+      adjustSelection();
+      layout();
+    }
+  }
+
+  public int getMinimum() {
+    return minimum;
+  }
+
+  public void setMaximum( int maximum ) {
+    if( this.maximum != maximum && maximum >= 0 && maximum > minimum ) {
+      this.maximum = maximum;
+      adjustThumb();
+      adjustSelection();
+      layout();
+    }
+  }
+
+  public int getMaximum() {
+    return maximum;
+  }
+
+  public void setThumb( int thumb ) {
+    if( this.thumb != thumb && thumb >= 1 ) {
+      this.thumb = thumb;
+      adjustThumb();
+      adjustSelection();
+      layout();
+    }
+  }
+
+  public int getThumb() {
+    return thumb;
+  }
+
+  public void setIncrement( int increment ) {
+    if( this.increment != increment ) {
+      this.increment = increment;
+      layout();
+    }
+  }
+
+  public int getIncrement() {
+    return increment;
+  }
+
+  public void setPageIncrement( int pageIncrement ) {
+    this.pageIncrement = pageIncrement;
+  }
+
+  public int getPageIncrement() {
+    return pageIncrement;
+  }
+
+  public void setSelection( int selection ) {
+    if( !onDrag ) {
+      updateSelection( selection );
+    }
+  }
+
+  public int getSelection() {
+    return selection;
+  }
+
+  public void addSelectionListener( SelectionListener selectionListener ) {
+    listeners.add( selectionListener );
+  }
+
+  public void removeSelectionListener( SelectionListener selectionListener ) {
+    listeners.remove( selectionListener );
+  }
+
+  @Override
+  public void addListener( int eventType, final Listener listener ) {
+    if( eventType == SWT.Selection ) {
+      addSelectionListener( new UntypedSelectionAdapter( listener ) );
+    } else {
+      super.addListener( eventType, listener );
+    }
+  }
+
+  @Override
+  public void removeListener( int eventType, Listener listener ) {
+    if( eventType == SWT.Selection ) {
+      removeSelectionListener( lookup( listeners, listener ) );
+    } else {
+      super.removeListener( eventType, listener );
+    }
+  }
+
+  @Override
+  public void layout() {
+    direction.layout( this, buttonLength );
+    update();
+  }
+
+  public void setIncrementButtonLength( int length ) {
+    this.buttonLength = length;
+    layout();
+  }
+
+  public int getIncrementButtonLength() {
+    return buttonLength;
+  }
+
+  public void setIncrementColor( Color color ) {
+    up.setForeground( color );
+    down.setForeground( color );
+  }
+
+  public Color getIncrementColor() {
+    return up.getForeground();
+  }
+
+  public void setPageIncrementColor( Color color ) {
+    upFast.setForeground( color );
+    downFast.setForeground( color );
+  }
+
+  public Color getPageIncrementColor() {
+    return upFast.getForeground();
+  }
+
+  public void setThumbColor( Color color ) {
+    drag.setForeground( color );
+  }
+
+  public Color getThumbColor() {
+    return drag.getForeground();
+  }
+
+  @Override
+  public void setBackground( Color color ) {
+    up.setBackground( color );
+    upFast.setBackground( color );
+    drag.setBackground( color );
+    downFast.setBackground( color );
+    down.setBackground( color );
+    super.setBackground( color );
+  }
+
+  protected void setSelectionInternal( int selection, int detail ) {
+    int oldSelection = this.selection;
+    updateSelection( selection );
+    if( oldSelection != this.selection ) {
+      notifyListeners( detail );
+    }
+  }
+
+  private void updateSelection( int selection ) {
+    if( this.selection != selection ) {
+      this.selection = selection;
+      adjustSelection();
+      layout();
+    }
+  }
+
+  public void notifyListeners( int detail ) {
+    updateOnDrag( detail );
+    SelectionEvent selectionEvent = createEvent( detail );
+    for( SelectionListener listener : listeners ) {
+      listener.widgetSelected( selectionEvent );
+    }
+  }
+
+  private void updateOnDrag( int detail ) {
+    onDrag = ( onDrag || ( SWT.DRAG & detail ) > 0 ) && ( SWT.NONE != detail );
+  }
+
+  private SelectionEvent createEvent( int detail ) {
+    Event event = new Event();
+    event.widget = this;
+    event.detail = detail;
+    return new SelectionEvent( event );
+  }
+
+  private void adjustThumb() {
+    if( thumb > maximum - minimum ) {
+      thumb = Math.min( maximum - minimum, thumb );
+      thumb = Math.max( 1, thumb );
+    }
+  }
+
+  private void adjustSelection() {
+    selection = Math.min( selection, maximum - thumb );
+    selection = Math.max( selection, minimum );
+  }
+
+  private static Direction getDirection( int style ) {
+    return ( style & SWT.HORIZONTAL ) > 0 ? Direction.HORIZONTAL : Direction.VERTICAL;
+  }
+
+  private void setDefaultColorScheme() {
+    up.setForeground( Display.getCurrent().getSystemColor( SWT.COLOR_WIDGET_NORMAL_SHADOW ) );
+    upFast.setForeground( Display.getCurrent().getSystemColor( SWT.COLOR_WIDGET_BACKGROUND ) );
+    drag.setForeground( Display.getCurrent().getSystemColor( SWT.COLOR_WIDGET_FOREGROUND ) );
+    downFast.setForeground( Display.getCurrent().getSystemColor( SWT.COLOR_WIDGET_BACKGROUND ) );
+    down.setForeground( Display.getCurrent().getSystemColor( SWT.COLOR_WIDGET_NORMAL_SHADOW ) );
+    setBackground( getBackground() );
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/FlatScrollBarLayout.java

@@ -0,0 +1,23 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Layout;
+
+class FlatScrollBarLayout extends Layout {
+
+  private final Direction direction;
+
+  public FlatScrollBarLayout( Direction orientation ) {
+    this.direction = orientation;
+  }
+
+  @Override
+  protected void layout( Composite composite, boolean flushCache ) {
+  }
+
+  @Override
+  protected Point computeSize( Composite composite, int wHint, int hHint, boolean flushCache ) {
+    return direction.computeSize( composite, wHint, hHint, flushCache );
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/ImageDrawer.java

@@ -0,0 +1,109 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import static java.lang.Math.min;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.graphics.GC;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.widgets.Display;
+
+class ImageDrawer {
+
+  static final String IMAGE_DRAWER_IS_DISPOSED = "ImageDrawer is disposed.";
+
+  private final int maxExpansion;
+
+  private Color background;
+  private Color foreground;
+
+  ImageDrawer( int expansion  ) {
+    this( expansion, getSystemColor( SWT.COLOR_WIDGET_DARK_SHADOW ), getSystemColor( SWT.COLOR_LIST_BACKGROUND ) );
+  }
+
+  ImageDrawer( int expansion, Color background, Color foreground ) {
+    this.maxExpansion = expansion;
+    this.foreground = defensiveCopy( background );
+    this.background = defensiveCopy( foreground );
+  }
+
+  void setForeground( Color foreground ) {
+    checkDisposed();
+    if( foreground != null ) {
+      this.foreground = prepareColorAttribute( this.foreground, foreground );
+    }
+  }
+
+  Color getForeground() {
+    checkDisposed();
+    return foreground;
+  }
+
+  void setBackground( Color background ) {
+    checkDisposed();
+    if( background != null ) {
+      this.background = prepareColorAttribute( this.background, background );
+    }
+  }
+
+  Color getBackground() {
+    checkDisposed();
+    return background;
+  }
+
+  Image draw( int width, int height ) {
+    checkDisposed();
+    Image result = new Image( getDisplay(), width, height );
+    GC gc = new GC( result );
+    try {
+      draw( gc, width, height );
+    } finally {
+      gc.dispose();
+    }
+    return result;
+  }
+
+  boolean isDisposed() {
+    return background.isDisposed();
+  }
+
+  void dispose() {
+    if( !isDisposed() ) {
+      this.background.dispose();
+      this.foreground.dispose();
+    }
+  }
+
+  private void draw( GC gc, int width, int height ) {
+    gc.setBackground( background );
+    gc.fillRectangle( 0, 0, width, height );
+    gc.setBackground( foreground );
+    gc.setAdvanced( true );
+    gc.setAntialias( SWT.ON );
+    int arc = min( width, height ) == 1 ? 1 : maxExpansion + 2;
+    gc.fillRoundRectangle( 0, 0, width, height, arc, arc );
+  }
+
+  private void checkDisposed() {
+    if( isDisposed() ) {
+      throw new IllegalStateException( IMAGE_DRAWER_IS_DISPOSED );
+    }
+  }
+
+  private static Color getSystemColor( int colorCode ) {
+    return getDisplay().getSystemColor( colorCode );
+  }
+
+  private static Color prepareColorAttribute( Color oldColor, Color newColor ) {
+    oldColor.dispose();
+    return defensiveCopy( newColor );
+  }
+
+  private static Color defensiveCopy( Color background ) {
+    return new Color( getDisplay(), background.getRGB() );
+  }
+
+  private static Display getDisplay() {
+    return Display.getCurrent();
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/ImageUpdate.java

@@ -0,0 +1,46 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.widgets.Label;
+
+class ImageUpdate {
+
+  private final ImageDrawer imageDrawer;
+  private final Label control;
+
+  ImageUpdate( Label control, int maxExpansion ) {
+    this.imageDrawer = new ImageDrawer( maxExpansion );
+    this.control = control;
+    this.control.addListener( SWT.Dispose, evt -> imageDrawer.dispose() );
+  }
+
+  void setForeground( Color color ) {
+    imageDrawer.setForeground( color );
+  }
+
+  Color getForeground() {
+    return imageDrawer.getForeground();
+  }
+
+  void setBackground( Color color ) {
+    imageDrawer.setBackground( color );
+  }
+
+  Color getBackground() {
+    return imageDrawer.getBackground();
+  }
+
+  void update() {
+    if( !control.isDisposed() ) {
+      if( control.getImage() != null ) {
+        control.getImage().dispose();
+      }
+      Point size = control.getSize();
+      if( size.x > 0 && size.y > 0 ) {
+        control.setImage( imageDrawer.draw( size.x, size.y ) );
+      }
+    }
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/Incrementer.java

@@ -0,0 +1,24 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.SWT;
+
+import com.minres.scviewer.database.ui.swt.sb.ClickControl.ClickAction;
+
+class Incrementer implements ClickAction {
+
+  private final FlatScrollBar scrollBar;
+
+  Incrementer( FlatScrollBar scrollBar ) {
+    this.scrollBar = scrollBar;
+  }
+
+  @Override
+  public void run() {
+    int selection = scrollBar.getSelection() + scrollBar.getIncrement();
+    scrollBar.setSelectionInternal( selection, SWT.ARROW_DOWN );
+  }
+
+  @Override
+  public void setCoordinates( int x, int y ) {
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/MouseDownActionTimer.java

@@ -0,0 +1,37 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.widgets.Display;
+
+public class MouseDownActionTimer implements Runnable {
+
+  public static final int INITIAL_DELAY = 300;
+  public static final int FAST_DELAY = 50;
+
+  private final ActionScheduler scheduler;
+  private final TimerAction timerAction;
+  private final ButtonClick mouseClick;
+
+  public interface TimerAction extends Runnable {
+    boolean isEnabled();
+  }
+
+  public MouseDownActionTimer( TimerAction timerAction, ButtonClick mouseClick, Display display ) {
+    this.scheduler = new ActionScheduler( display, this );
+    this.timerAction = timerAction;
+    this.mouseClick = mouseClick;
+  }
+
+  public void activate() {
+    if( timerAction.isEnabled() ) {
+      scheduler.schedule( INITIAL_DELAY );
+    }
+  }
+
+  @Override
+  public void run() {
+    if( mouseClick.isArmed() && timerAction.isEnabled() ) {
+      timerAction.run();
+      scheduler.schedule( FAST_DELAY );
+    }
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/MouseTracker.java

@@ -0,0 +1,66 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.events.DisposeEvent;
+import org.eclipse.swt.events.DisposeListener;
+import org.eclipse.swt.events.MouseEvent;
+import org.eclipse.swt.events.MouseTrackAdapter;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.widgets.Display;
+
+class MouseTracker extends MouseTrackAdapter implements Runnable, DisposeListener {
+
+  static final int DELAY = 500;
+
+  private final FlatScrollBar scrollBar;
+  private final int maxExpansion;
+
+  private Rectangle expandedBounds;
+  private Rectangle originBounds;
+  private boolean mouseOver;
+  private boolean disposed;
+
+  MouseTracker( FlatScrollBar scrollBar, int maxExpansion  ) {
+    this.scrollBar = scrollBar;
+    this.maxExpansion = maxExpansion;
+    this.scrollBar.addDisposeListener( this );
+    this.scrollBar.up.getControl().addMouseTrackListener( this );
+    this.scrollBar.upFast.getControl().addMouseTrackListener( this );
+    this.scrollBar.drag.getControl().addMouseTrackListener( this );
+    this.scrollBar.downFast.getControl().addMouseTrackListener( this );
+    this.scrollBar.down.getControl().addMouseTrackListener( this );
+  }
+
+  @Override
+  public void mouseEnter( MouseEvent event ) {
+    mouseOver = true;
+    if( !disposed && originBounds == null ) {
+      originBounds = scrollBar.getBounds();
+      scrollBar.getDirection().expand( scrollBar, maxExpansion );
+      expandedBounds = scrollBar.getBounds();
+    }
+  }
+
+  @Override
+  public void mouseExit( MouseEvent event ) {
+    mouseOver = false;
+    if( !disposed ) {
+      Display.getCurrent().timerExec( DELAY, this );
+    }
+  }
+
+  @Override
+  public void run() {
+    if( !disposed && !mouseOver ) {
+      if( scrollBar.getBounds().equals( expandedBounds ) ) {
+        scrollBar.setBounds( originBounds );
+      }
+      originBounds = null;
+      expandedBounds = null;
+    }
+  }
+
+  @Override
+  public void widgetDisposed( DisposeEvent e ) {
+    disposed = true;
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/MouseWheelShifter.java

@@ -0,0 +1,69 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import static com.minres.scviewer.database.ui.swt.sb.Direction.HORIZONTAL;
+import static com.minres.scviewer.database.ui.swt.sb.ShiftData.calculateSelectionRange;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.DisposeEvent;
+import org.eclipse.swt.events.DisposeListener;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Event;
+import org.eclipse.swt.widgets.Listener;
+
+public class MouseWheelShifter implements Listener, DisposeListener {
+
+  private final FlatScrollBar scrollBar;
+  private final Composite parent;
+  private final int buttonLength;
+
+  MouseWheelShifter( FlatScrollBar scrollBar, Composite parent, int buttonLength ) {
+    this.scrollBar = scrollBar;
+    this.parent = parent;
+    this.buttonLength = buttonLength;
+    parent.addListener( getListenerType(), this );
+    scrollBar.addDisposeListener( this );
+  }
+
+  @Override
+  public void handleEvent( Event event ) {
+    handleMouseWheelScroll( event );
+  }
+
+  @Override
+  public void widgetDisposed( DisposeEvent e ) {
+    parent.removeListener( getListenerType(), this );
+  }
+
+  private void handleMouseWheelScroll( Event event ) {
+    ShiftData shiftData = newShiftData( event.count );
+    if( shiftData.canShift() ) {
+      int selectionRange = calculateSelectionRange( scrollBar );
+      int selectionDelta = shiftData.calculateSelectionDelta( selectionRange );
+      int selection = scrollBar.getSelection() - selectionDelta;
+      scrollBar.setSelectionInternal( selection, scrollBar.direction.value() );
+    }
+  }
+
+  private ShiftData newShiftData( int delta ) {
+    ShiftData result;
+    if( scrollBar.direction == Direction.HORIZONTAL ) {
+      result = new ShiftData( buttonLength, getScrollBarSize().x, getDragSize().x, delta );
+    } else {
+      result = new ShiftData( buttonLength, getScrollBarSize().y, getDragSize().y, delta );
+    }
+    return result;
+  }
+
+  private Point getScrollBarSize() {
+    return scrollBar.getSize();
+  }
+
+  private Point getDragSize() {
+    return scrollBar.drag.getControl().getSize();
+  }
+
+  private int getListenerType() {
+    return scrollBar.direction == HORIZONTAL ? SWT.MouseHorizontalWheel: SWT.MouseVerticalWheel;
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/ResizeObserver.java

@@ -0,0 +1,19 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.events.ControlAdapter;
+import org.eclipse.swt.events.ControlEvent;
+
+class ResizeObserver extends ControlAdapter {
+
+  private final FlatScrollBar flatScrollBar;
+
+  public ResizeObserver( FlatScrollBar flatScrollBar ) {
+    this.flatScrollBar = flatScrollBar;
+  }
+
+  @Override
+  public void controlResized( ControlEvent event ) {
+    flatScrollBar.layout();
+    flatScrollBar.moveAbove( null );
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/ShiftData.java

@@ -0,0 +1,32 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import static com.minres.scviewer.database.ui.swt.sb.ComponentDistribution.divide;
+
+class ShiftData {
+
+  private final int slidePixels;
+  private final int movedPixels;
+  private final int buttonLength;
+
+  ShiftData( int buttonLength, int scrollBarPixels, int dragPixels, int movedPixels ) {
+    this.buttonLength = buttonLength;
+    this.slidePixels = calculateSlidePixels( scrollBarPixels, dragPixels );
+    this.movedPixels = movedPixels;
+  }
+
+  boolean canShift( ) {
+    return slidePixels > 0;
+  }
+
+  int calculateSelectionDelta( int selectionRange ) {
+    return divide( movedPixels * selectionRange, slidePixels );
+  }
+
+  static int calculateSelectionRange( FlatScrollBar scrollBar ) {
+    return scrollBar.getMaximum() - scrollBar.getMinimum() - scrollBar.getThumb();
+  }
+
+  private int calculateSlidePixels( int scrollBarPixels, int dragPixels ) {
+    return scrollBarPixels - 2 * buttonLength - dragPixels;
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/UntypedSelectionAdapter.java

@@ -0,0 +1,43 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import java.util.Collection;
+
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.widgets.Event;
+import org.eclipse.swt.widgets.Listener;
+
+class UntypedSelectionAdapter extends SelectionAdapter {
+
+  final Listener listener;
+
+  UntypedSelectionAdapter( Listener listener ) {
+    this.listener = listener;
+  }
+
+  @Override
+  public void widgetSelected( SelectionEvent selectionEvent ) {
+    Event event = new Event();
+    event.widget = selectionEvent.widget;
+    event.detail = selectionEvent.detail;
+    listener.handleEvent( event );
+  }
+
+  static SelectionListener lookup( Collection<SelectionListener> listeners, Listener untypedListener ) {
+    for( SelectionListener listener : listeners ) {
+      if( isAdapterType( listener ) && matches( untypedListener, listener ) ) {
+        return listener;
+      }
+    }
+    return null;
+  }
+
+  private static boolean isAdapterType( SelectionListener listener ) {
+    return listener instanceof UntypedSelectionAdapter;
+  }
+
+  private static boolean matches( Listener untypedListener, SelectionListener listener ) {
+    return ( ( UntypedSelectionAdapter )listener ).listener == untypedListener;
+  }
+}

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/sb/ViewComponent.java

@@ -0,0 +1,7 @@
+package com.minres.scviewer.database.ui.swt.sb;
+
+import org.eclipse.swt.widgets.Control;
+
+public interface ViewComponent {
+  Control getControl();
+}

plugins/com.minres.scviewer.database.ui.swt/src/org/eclipse/wb/swt/SWTResourceManager.java

@@ -29,17 +29,14 @@ import org.eclipse.swt.graphics.Rectangle;
 import org.eclipse.swt.widgets.Display;
 
 /**
- * Utility class for managing OS resources associated with SWT controls such as
+ * Utility class for managing OS resources associated with SWT controls such as colors, fonts, images, etc.
- * colors, fonts, images, etc.
  * <p>
- * !!! IMPORTANT !!! Application code must explicitly invoke the
+ * !!! IMPORTANT !!! Application code must explicitly invoke the <code>dispose()</code> method to release the
- * <code>dispose()</code> method to release the operating system resources
+ * operating system resources managed by cached objects when those objects and OS resources are no longer
- * managed by cached objects when those objects and OS resources are no longer
  * needed (e.g. on application shutdown)
  * <p>
  * This class may be freely distributed as part of any application or plugin.
  * <p>
- * 
  * @author scheglov_ke
  * @author Dan Rubel
  */
@@ -49,54 +46,57 @@ public class SWTResourceManager {
 	// Color
 	//
 	////////////////////////////////////////////////////////////////////////////
-	private static Map<RGB, Color> colorMap = new HashMap<>();
+	private static Map<RGB, Color> m_colorMap = new HashMap<RGB, Color>();
-
-	private SWTResourceManager() {}
-	
 	/**
 	 * Returns the system {@link Color} matching the specific ID.
 	 * 
-	 * @param systemColorID the ID value for the color
+	 * @param systemColorID
+	 *            the ID value for the color
 	 * @return the system {@link Color} matching the specific ID
 	 */
 	public static Color getColor(int systemColorID) {
 		Display display = Display.getCurrent();
 		return display.getSystemColor(systemColorID);
 	}
-
 	/**
 	 * Returns a {@link Color} given its red, green and blue component values.
 	 * 
-	 * @param r the red component of the color
+	 * @param r
-	 * @param g the green component of the color
+	 *            the red component of the color
-	 * @param b the blue component of the color
+	 * @param g
-	 * @return the {@link Color} matching the given red, green and blue component
+	 *            the green component of the color
-	 *         values
+	 * @param b
+	 *            the blue component of the color
+	 * @return the {@link Color} matching the given red, green and blue component values
 	 */
 	public static Color getColor(int r, int g, int b) {
 		return getColor(new RGB(r, g, b));
 	}
-
 	/**
 	 * Returns a {@link Color} given its RGB value.
 	 * 
-	 * @param rgb the {@link RGB} value of the color
+	 * @param rgb
+	 *            the {@link RGB} value of the color
 	 * @return the {@link Color} matching the RGB value
 	 */
 	public static Color getColor(RGB rgb) {
-		return colorMap.computeIfAbsent(rgb, k -> new Color(Display.getCurrent(), rgb));
+		Color color = m_colorMap.get(rgb);
+		if (color == null) {
+			Display display = Display.getCurrent();
+			color = new Color(display, rgb);
+			m_colorMap.put(rgb, color);
+		}
+		return color;
 	}
-
 	/**
 	 * Dispose of all the cached {@link Color}'s.
 	 */
 	public static void disposeColors() {
-		for (Color color : colorMap.values()) {
+		for (Color color : m_colorMap.values()) {
 			color.dispose();
 		}
-		colorMap.clear();
+		m_colorMap.clear();
 	}
-
 	////////////////////////////////////////////////////////////////////////////
 	//
 	// Image
@@ -105,12 +105,12 @@ public class SWTResourceManager {
 	/**
 	 * Maps image paths to images.
 	 */
-	private static Map<String, Image> imageMap = new HashMap<>();
+	private static Map<String, Image> m_imageMap = new HashMap<String, Image>();
-
 	/**
 	 * Returns an {@link Image} encoded by the specified {@link InputStream}.
 	 * 
-	 * @param stream the {@link InputStream} encoding the image data
+	 * @param stream
+	 *            the {@link InputStream} encoding the image data
 	 * @return the {@link Image} encoded by the specified input stream
 	 */
 	protected static Image getImage(InputStream stream) throws IOException {
@@ -125,55 +125,52 @@ public class SWTResourceManager {
 			stream.close();
 		}
 	}
-
 	/**
 	 * Returns an {@link Image} stored in the file at the specified path.
 	 * 
-	 * @param path the path to the image file
+	 * @param path
+	 *            the path to the image file
 	 * @return the {@link Image} stored in the file at the specified path
 	 */
 	public static Image getImage(String path) {
-		Image image = imageMap.get(path);
+		Image image = m_imageMap.get(path);
 		if (image == null) {
 			try {
 				image = getImage(new FileInputStream(path));
-				imageMap.put(path, image);
+				m_imageMap.put(path, image);
 			} catch (Exception e) {
 				image = getMissingImage();
-				imageMap.put(path, image);
+				m_imageMap.put(path, image);
 			}
 		}
 		return image;
 	}
-
 	/**
-	 * Returns an {@link Image} stored in the file at the specified path relative to
+	 * Returns an {@link Image} stored in the file at the specified path relative to the specified class.
-	 * the specified class.
 	 * 
-	 * @param clazz the {@link Class} relative to which to find the image
+	 * @param clazz
-	 * @param path  the path to the image file, if starts with <code>'/'</code>
+	 *            the {@link Class} relative to which to find the image
+	 * @param path
+	 *            the path to the image file, if starts with <code>'/'</code>
 	 * @return the {@link Image} stored in the file at the specified path
 	 */
 	public static Image getImage(Class<?> clazz, String path) {
 		String key = clazz.getName() + '|' + path;
-		Image image = imageMap.get(key);
+		Image image = m_imageMap.get(key);
 		if (image == null) {
 			try {
 				image = getImage(clazz.getResourceAsStream(path));
-				imageMap.put(key, image);
+				m_imageMap.put(key, image);
 			} catch (Exception e) {
 				image = getMissingImage();
-				imageMap.put(key, image);
+				m_imageMap.put(key, image);
 			}
 		}
 		return image;
 	}
-
 	private static final int MISSING_IMAGE_SIZE = 10;
-
 	/**
-	 * @return the small {@link Image} that can be used as placeholder for missing
+	 * @return the small {@link Image} that can be used as placeholder for missing image.
-	 *         image.
 	 */
 	private static Image getMissingImage() {
 		Image image = new Image(Display.getCurrent(), MISSING_IMAGE_SIZE, MISSING_IMAGE_SIZE);
@@ -185,7 +182,6 @@ public class SWTResourceManager {
 		//
 		return image;
 	}
-
 	/**
 	 * Style constant for placing decorator image in top left corner of base image.
 	 */
@@ -195,13 +191,11 @@ public class SWTResourceManager {
 	 */
 	public static final int TOP_RIGHT = 2;
 	/**
-	 * Style constant for placing decorator image in bottom left corner of base
+	 * Style constant for placing decorator image in bottom left corner of base image.
-	 * image.
 	 */
 	public static final int BOTTOM_LEFT = 3;
 	/**
-	 * Style constant for placing decorator image in bottom right corner of base
+	 * Style constant for placing decorator image in bottom right corner of base image.
-	 * image.
 	 */
 	public static final int BOTTOM_RIGHT = 4;
 	/**
@@ -212,77 +206,83 @@ public class SWTResourceManager {
 	 * Maps images to decorated images.
 	 */
 	@SuppressWarnings("unchecked")
-	private static Map<Image, Map<Image, Image>>[] decoratedImageMap = new Map[LAST_CORNER_KEY];
+	private static Map<Image, Map<Image, Image>>[] m_decoratedImageMap = new Map[LAST_CORNER_KEY];
-
 	/**
 	 * Returns an {@link Image} composed of a base image decorated by another image.
 	 * 
-	 * @param baseImage the base {@link Image} that should be decorated
+	 * @param baseImage
-	 * @param decorator the {@link Image} to decorate the base image
+	 *            the base {@link Image} that should be decorated
+	 * @param decorator
+	 *            the {@link Image} to decorate the base image
 	 * @return {@link Image} The resulting decorated image
 	 */
 	public static Image decorateImage(Image baseImage, Image decorator) {
 		return decorateImage(baseImage, decorator, BOTTOM_RIGHT);
 	}
-
 	/**
 	 * Returns an {@link Image} composed of a base image decorated by another image.
 	 * 
-	 * @param baseImage the base {@link Image} that should be decorated
+	 * @param baseImage
-	 * @param decorator the {@link Image} to decorate the base image
+	 *            the base {@link Image} that should be decorated
-	 * @param corner    the corner to place decorator image
+	 * @param decorator
+	 *            the {@link Image} to decorate the base image
+	 * @param corner
+	 *            the corner to place decorator image
 	 * @return the resulting decorated {@link Image}
 	 */
 	public static Image decorateImage(final Image baseImage, final Image decorator, final int corner) {
 		if (corner <= 0 || corner >= LAST_CORNER_KEY) {
 			throw new IllegalArgumentException("Wrong decorate corner");
 		}
-		Map<Image, Map<Image, Image>> cornerDecoratedImageMap = decoratedImageMap[corner];
+		Map<Image, Map<Image, Image>> cornerDecoratedImageMap = m_decoratedImageMap[corner];
 		if (cornerDecoratedImageMap == null) {
-			cornerDecoratedImageMap = new HashMap<>();
+			cornerDecoratedImageMap = new HashMap<Image, Map<Image, Image>>();
-			decoratedImageMap[corner] = cornerDecoratedImageMap;
+			m_decoratedImageMap[corner] = cornerDecoratedImageMap;
 		}
-		Map<Image, Image> decoratedMap = cornerDecoratedImageMap.computeIfAbsent(baseImage,
+		Map<Image, Image> decoratedMap = cornerDecoratedImageMap.get(baseImage);
-				k -> new HashMap<Image, Image>());
+		if (decoratedMap == null) {
-		return decoratedMap.computeIfAbsent(decorator, k -> {
+			decoratedMap = new HashMap<Image, Image>();
+			cornerDecoratedImageMap.put(baseImage, decoratedMap);
+		}
+		//
+		Image result = decoratedMap.get(decorator);
+		if (result == null) {
 			Rectangle bib = baseImage.getBounds();
 			Rectangle dib = decorator.getBounds();
-			Image result = new Image(Display.getCurrent(), bib.width, bib.height);
+			//
+			result = new Image(Display.getCurrent(), bib.width, bib.height);
+			//
 			GC gc = new GC(result);
 			gc.drawImage(baseImage, 0, 0);
-			switch (corner) {
+			if (corner == TOP_LEFT) {
-			case TOP_LEFT:
 				gc.drawImage(decorator, 0, 0);
-				break;
+			} else if (corner == TOP_RIGHT) {
-			case TOP_RIGHT:
 				gc.drawImage(decorator, bib.width - dib.width, 0);
-				break;
+			} else if (corner == BOTTOM_LEFT) {
-			case BOTTOM_LEFT:
 				gc.drawImage(decorator, 0, bib.height - dib.height);
-				break;
+			} else if (corner == BOTTOM_RIGHT) {
-			case BOTTOM_RIGHT:
 				gc.drawImage(decorator, bib.width - dib.width, bib.height - dib.height);
-				break;
-			default:
-				// do nothing
 			}
 			gc.dispose();
-			return result;
+			//
-		});
+			decoratedMap.put(decorator, result);
+		}
+		return result;
 	}
-
 	/**
 	 * Dispose all of the cached {@link Image}'s.
 	 */
 	public static void disposeImages() {
 		// dispose loaded images
-		for (Image image : imageMap.values()) {
+		{
-			image.dispose();
+			for (Image image : m_imageMap.values()) {
+				image.dispose();
+			}
+			m_imageMap.clear();
 		}
-		imageMap.clear();
 		// dispose decorated images
-		for (int i = 0; i < decoratedImageMap.length; i++) {
+		for (int i = 0; i < m_decoratedImageMap.length; i++) {
-			Map<Image, Map<Image, Image>> cornerDecoratedImageMap = decoratedImageMap[i];
+			Map<Image, Map<Image, Image>> cornerDecoratedImageMap = m_decoratedImageMap[i];
 			if (cornerDecoratedImageMap != null) {
 				for (Map<Image, Image> decoratedMap : cornerDecoratedImageMap.values()) {
 					for (Image image : decoratedMap.values()) {
@@ -294,7 +294,6 @@ public class SWTResourceManager {
 			}
 		}
 	}
-
 	////////////////////////////////////////////////////////////////////////////
 	//
 	// Font
@@ -303,39 +302,45 @@ public class SWTResourceManager {
 	/**
 	 * Maps font names to fonts.
 	 */
-	private static Map<String, Font> fontMap = new HashMap<>();
+	private static Map<String, Font> m_fontMap = new HashMap<String, Font>();
 	/**
 	 * Maps fonts to their bold versions.
 	 */
-	private static Map<Font, Font> fontToBoldFontMap = new HashMap<>();
+	private static Map<Font, Font> m_fontToBoldFontMap = new HashMap<Font, Font>();
-
 	/**
 	 * Returns a {@link Font} based on its name, height and style.
 	 * 
-	 * @param name   the name of the font
+	 * @param name
-	 * @param height the height of the font
+	 *            the name of the font
-	 * @param style  the style of the font
+	 * @param height
+	 *            the height of the font
+	 * @param style
+	 *            the style of the font
 	 * @return {@link Font} The font matching the name, height and style
 	 */
 	public static Font getFont(String name, int height, int style) {
 		return getFont(name, height, style, false, false);
 	}
-
 	/**
-	 * Returns a {@link Font} based on its name, height and style. Windows-specific
+	 * Returns a {@link Font} based on its name, height and style. Windows-specific strikeout and underline
-	 * strikeout and underline flags are also supported.
+	 * flags are also supported.
 	 * 
-	 * @param name      the name of the font
+	 * @param name
-	 * @param size      the size of the font
+	 *            the name of the font
-	 * @param style     the style of the font
+	 * @param size
-	 * @param strikeout the strikeout flag (warning: Windows only)
+	 *            the size of the font
-	 * @param underline the underline flag (warning: Windows only)
+	 * @param style
-	 * @return {@link Font} The font matching the name, height, style, strikeout and
+	 *            the style of the font
-	 *         underline
+	 * @param strikeout
+	 *            the strikeout flag (warning: Windows only)
+	 * @param underline
+	 *            the underline flag (warning: Windows only)
+	 * @return {@link Font} The font matching the name, height, style, strikeout and underline
 	 */
 	public static Font getFont(String name, int size, int style, boolean strikeout, boolean underline) {
 		String fontName = name + '|' + size + '|' + style + '|' + strikeout + '|' + underline;
-		return fontMap.computeIfAbsent(fontName, k -> {
+		Font font = m_fontMap.get(fontName);
+		if (font == null) {
 			FontData fontData = new FontData(name, size, style);
 			if (strikeout || underline) {
 				try {
@@ -349,45 +354,47 @@ public class SWTResourceManager {
 							logFontClass.getField("lfUnderline").set(logFont, Byte.valueOf((byte) 1)); //$NON-NLS-1$
 						}
 					}
-				} catch (Exception e) {
+				} catch (Throwable e) {
+					System.err.println("Unable to set underline or strikeout" + " (probably on a non-Windows platform). " + e); //$NON-NLS-1$ //$NON-NLS-2$
 				}
 			}
-			return new Font(Display.getCurrent(), fontData);
+			font = new Font(Display.getCurrent(), fontData);
-
+			m_fontMap.put(fontName, font);
-		});
+		}
-
+		return font;
 	}
-
 	/**
 	 * Returns a bold version of the given {@link Font}.
 	 * 
-	 * @param baseFont the {@link Font} for which a bold version is desired
+	 * @param baseFont
+	 *            the {@link Font} for which a bold version is desired
 	 * @return the bold version of the given {@link Font}
 	 */
 	public static Font getBoldFont(Font baseFont) {
-		return fontToBoldFontMap.computeIfAbsent(baseFont, k -> {
+		Font font = m_fontToBoldFontMap.get(baseFont);
-			FontData[] fontDatas = baseFont.getFontData();
+		if (font == null) {
+			FontData fontDatas[] = baseFont.getFontData();
 			FontData data = fontDatas[0];
-			return new Font(Display.getCurrent(), data.getName(), data.getHeight(), SWT.BOLD);
+			font = new Font(Display.getCurrent(), data.getName(), data.getHeight(), SWT.BOLD);
-		});
+			m_fontToBoldFontMap.put(baseFont, font);
+		}
+		return font;
 	}
-
 	/**
 	 * Dispose all of the cached {@link Font}'s.
 	 */
 	public static void disposeFonts() {
 		// clear fonts
-		for (Font font : fontMap.values()) {
+		for (Font font : m_fontMap.values()) {
 			font.dispose();
 		}
-		fontMap.clear();
+		m_fontMap.clear();
 		// clear bold fonts
-		for (Font font : fontToBoldFontMap.values()) {
+		for (Font font : m_fontToBoldFontMap.values()) {
 			font.dispose();
 		}
-		fontToBoldFontMap.clear();
+		m_fontToBoldFontMap.clear();
 	}
-
 	////////////////////////////////////////////////////////////////////////////
 	//
 	// Cursor
@@ -396,38 +403,40 @@ public class SWTResourceManager {
 	/**
 	 * Maps IDs to cursors.
 	 */
-	private static Map<Integer, Cursor> idToCursorMap = new HashMap<>();
+	private static Map<Integer, Cursor> m_idToCursorMap = new HashMap<Integer, Cursor>();
-
 	/**
 	 * Returns the system cursor matching the specific ID.
 	 * 
-	 * @param id int The ID value for the cursor
+	 * @param id
+	 *            int The ID value for the cursor
 	 * @return Cursor The system cursor matching the specific ID
 	 */
 	public static Cursor getCursor(int id) {
 		Integer key = Integer.valueOf(id);
-		return idToCursorMap.computeIfAbsent(key, k -> new Cursor(Display.getDefault(), id));
+		Cursor cursor = m_idToCursorMap.get(key);
+		if (cursor == null) {
+			cursor = new Cursor(Display.getDefault(), id);
+			m_idToCursorMap.put(key, cursor);
+		}
+		return cursor;
 	}
-
 	/**
 	 * Dispose all of the cached cursors.
 	 */
 	public static void disposeCursors() {
-		for (Cursor cursor : idToCursorMap.values()) {
+		for (Cursor cursor : m_idToCursorMap.values()) {
 			cursor.dispose();
 		}
-		idToCursorMap.clear();
+		m_idToCursorMap.clear();
 	}
-
 	////////////////////////////////////////////////////////////////////////////
 	//
 	// General
 	//
 	////////////////////////////////////////////////////////////////////////////
 	/**
-	 * Dispose of cached objects and their underlying OS resources. This should only
+	 * Dispose of cached objects and their underlying OS resources. This should only be called when the cached
-	 * be called when the cached objects are no longer needed (e.g. on application
+	 * objects are no longer needed (e.g. on application shutdown).
-	 * shutdown).
 	 */
 	public static void dispose() {
 		disposeColors();

plugins/com.minres.scviewer.database.vcd/pom.xml

@@ -5,7 +5,7 @@
   <parent>
   	<groupId>com.minres.scviewer</groupId>
   	<artifactId>com.minres.scviewer.parent</artifactId>
-  	<version>2.14.2</version>
+  	<version>2.15.1</version>
 	<relativePath>../..</relativePath>
   </parent>
   <packaging>eclipse-plugin</packaging>

plugins/com.minres.scviewer.database/pom.xml

@@ -4,7 +4,7 @@
   <parent>
   	<groupId>com.minres.scviewer</groupId>
   	<artifactId>com.minres.scviewer.parent</artifactId>
-  	<version>2.14.2</version>
+  	<version>2.15.1</version>
 	<relativePath>../..</relativePath>
   </parent>
   <packaging>eclipse-plugin</packaging>

plugins/com.minres.scviewer.e4.application/Application.e4xmi

@@ -81,41 +81,6 @@
         <children xsi:type="menu:HandledToolItem" xmi:id="_FrGmEHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.handledtoolitem.movestreamdown" label="Move Stream down" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/down_blue.png" tooltip="Move stream/waveform in list down" command="_N_sOkHXHEeWwZ-9vrAR2UQ">
           <parameters xmi:id="_VA_yAHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.parameter.9" name="com.minres.scviewer.e4.application.command.movewaveformupCommand.parameter.dir" value="down"/>
         </children>
-        <children xsi:type="menu:ToolBarSeparator" xmi:id="_srcD0HgwEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.toolbarseparator.3"/>
-        <children xsi:type="menu:HandledToolItem" xmi:id="_GKi7IHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.handledtoolitem.previousevent" label="Previous Event" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/reverse_blue.png" tooltip="Navigate to previous event in stream/waveform" command="_79rx4HabEeWwZ-9vrAR2UQ">
-          <parameters xmi:id="_XS7YYHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.parameter.10" name="com.minres.scviewer.e4.application.command.navigateEventCommand.parameter.dir" value="prev"/>
-        </children>
-        <children xsi:type="menu:HandledToolItem" xmi:id="_GjlGMHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.handledtoolitem.nextevent" label="Next Event" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/play_blue.png" tooltip="Navigate to next event in stream/waveform" command="_79rx4HabEeWwZ-9vrAR2UQ">
-          <parameters xmi:id="_ZzTqcHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.parameter.11" name="com.minres.scviewer.e4.application.command.navigateEventCommand.parameter.dir" value="next"/>
-        </children>
-        <children xsi:type="menu:ToolBarSeparator" xmi:id="_tcxaIHgwEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.toolbarseparator.4"/>
-        <children xsi:type="menu:HandledToolItem" xmi:id="_HdKZkHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.handledtoolitem.previoustransaction" label="Previous Transaction" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/reverse_green.png" tooltip="Navigate to previous transaction" command="_Gn3lEHXKEeWwZ-9vrAR2UQ">
-          <parameters xmi:id="_cuGAkHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.parameter.12" name="com.minres.scviewer.e4.application.command.navigateTransCommand.parameter.dir" value="prev"/>
-        </children>
-        <children xsi:type="menu:ToolControl" xmi:id="_LtQhcIuKEeWid7xO48ZBXw" elementId="com.minres.scviewer.e4.application.toolcontrol.0" contributionURI="bundleclass://com.minres.scviewer.e4.application/com.minres.scviewer.e4.application.elements.RelationTypeToolControl"/>
-        <children xsi:type="menu:DirectToolItem" xmi:id="_Z7ZQkIuJEeWid7xO48ZBXw" elementId="com.minres.scviewer.e4.application.directtoolitem.nextprevinstream" toBeRendered="false" visible="false" label="Next/Prev in stream">
-          <menu xmi:id="_aPyMMIuJEeWid7xO48ZBXw" elementId="com.minres.scviewer.e4.application.menu.2">
-            <children xsi:type="menu:DynamicMenuContribution" xmi:id="_cnNWkIuJEeWid7xO48ZBXw" elementId="com.minres.scviewer.e4.application.dynamicmenucontribution.2" contributionURI="bundleclass://com.minres.scviewer.e4.application/com.minres.scviewer.e4.application.parts.NavigateContribution"/>
-          </menu>
-        </children>
-        <children xsi:type="menu:HandledToolItem" xmi:id="_H7bp8HcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.handledtoolitem.nexttransaction" label="Next Transaction" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/play_green.png" tooltip="Navigate to next transaction" command="_Gn3lEHXKEeWwZ-9vrAR2UQ">
-          <parameters xmi:id="_fiO8IHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.parameter.13" name="com.minres.scviewer.e4.application.command.navigateTransCommand.parameter.dir" value="next"/>
-        </children>
-      </children>
-      <children xsi:type="menu:ToolBar" xmi:id="_oQdMUHcqEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.toolbar.1">
-        <children xsi:type="menu:HandledToolItem" xmi:id="_LFGfsEZEEeyKK_icsY7Xjg" elementId="com.minres.scviewer.e4.application.handledtoolitem.zoomfull" label="Zoom full" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/zoom_full.png" tooltip="Zoom full range" command="_693GoHcqEeWwZ-9vrAR2UQ">
-          <parameters xmi:id="_LFGfsUZEEeyKK_icsY7Xjg" elementId="com.minres.scviewer.e4.application.parameter.full" name="com.minres.scviewer.e4.application.command.zoomcommand.parameter.level" value="full"/>
-        </children>
-        <children xsi:type="menu:HandledToolItem" xmi:id="_5DrGQHf4EeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.handledtoolitem.zoomfit" label="Zoom fit" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/zoom_fit.png" tooltip="Zoom between cursor and marker" command="_693GoHcqEeWwZ-9vrAR2UQ">
-          <parameters xmi:id="_5DrGQXf4EeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.parameter.fit" name="com.minres.scviewer.e4.application.command.zoomcommand.parameter.level" value="fit"/>
-        </children>
-        <children xsi:type="menu:ToolBarSeparator" xmi:id="_p1AvUHcqEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.toolbarseparator.1"/>
-        <children xsi:type="menu:HandledToolItem" xmi:id="_XMQPAHcrEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.handledtoolitem.zoomin" label="Zoom in" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/magnifier_zoom_in.png" tooltip="Zoom in" command="_693GoHcqEeWwZ-9vrAR2UQ">
-          <parameters xmi:id="_fi5w4HcrEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.parameter.in" name="com.minres.scviewer.e4.application.command.zoomcommand.parameter.level" value="in"/>
-        </children>
-        <children xsi:type="menu:HandledToolItem" xmi:id="_XqTc8HcrEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.handledtoolitem.zoomout" label="Zoom out" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/magifier_zoom_out.png" tooltip="Zoom out" command="_693GoHcqEeWwZ-9vrAR2UQ">
-          <parameters xmi:id="_d7OBYHcrEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.parameter.out" name="com.minres.scviewer.e4.application.command.zoomcommand.parameter.level" value="out"/>
-        </children>
       </children>
       <children xsi:type="menu:ToolBar" xmi:id="_fwn8wGtTEeqmlpoaaMHoiw" elementId="com.minres.scviewer.e4.application.toolbar.2">
         <children xsi:type="menu:HandledToolItem" xmi:id="_j-XIgGtTEeqmlpoaaMHoiw" elementId="com.minres.scviewer.e4.application.handledtoolitem.txdetails" label="TX Details" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/application_side_expand.png" tooltip="Show tx details parts" selected="true" type="Check" command="_Fj1gQEYoEeyKK_icsY7Xjg">
@@ -195,6 +160,7 @@
     <handlers xmi:id="_Du1NAHcrEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.handler.zoomCommand" contributionURI="bundleclass://com.minres.scviewer.e4.application/com.minres.scviewer.e4.application.handlers.ZoomHandler" command="_693GoHcqEeWwZ-9vrAR2UQ"/>
     <handlers xmi:id="_bxt4QM3rEei6rfTGo88R-w" elementId="com.minres.scviewer.e4.application.handler.changeWaveDisplay" contributionURI="bundleclass://com.minres.scviewer.e4.application/com.minres.scviewer.e4.application.handlers.ChangeWaveformDisplay" command="_FZunYM2PEei6rfTGo88R-w"/>
     <handlers xmi:id="_bxw7kM3rEei6rfTGo88R-w" elementId="com.minres.scviewer.e4.application.handler.changeValueDisplay" contributionURI="bundleclass://com.minres.scviewer.e4.application/com.minres.scviewer.e4.application.handlers.ChangeValueDisplay" command="_4C_asM3ZEei6rfTGo88R-w"/>
+    <handlers xmi:id="_ZVHbYE-JEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.handler.panCommand" contributionURI="bundleclass://com.minres.scviewer.e4.application/com.minres.scviewer.e4.application.handlers.PanHandler" command="_y2BUsE-HEeyuGJbYVZjX8w"/>
     <menus xsi:type="menu:PopupMenu" xmi:id="_TwzrsHWSEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.popupmenu.namecontext" label="Name Menu">
       <children xsi:type="menu:HandledMenuItem" xmi:id="_Vco7YHWSEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.handledmenuitem.moveup" label="Move up" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/up_blue.png" tooltip="Move stream/waveform in list up" command="_N_sOkHXHEeWwZ-9vrAR2UQ">
         <visibleWhen xsi:type="ui:CoreExpression" xmi:id="_elFdcHr_EeWVM_sKoXvptg" coreExpressionId="com.minres.scviewer.e4.application.oneWaveSeleted"/>
@@ -241,6 +207,46 @@
         <visibleWhen xsi:type="ui:ImperativeExpression" xmi:id="_Se1voBlEEeuiP60JNw0iiA" contributionURI="bundleclass://com.minres.scviewer.e4.application/com.minres.scviewer.e4.application.handlers.SearchHandler"/>
       </children>
     </menus>
+    <toolbar xmi:id="_ReeeAE-DEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.toolbar.3">
+      <children xsi:type="menu:HandledToolItem" xmi:id="_GKi7IHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.handledtoolitem.previousevent" label="Previous Event" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/previous-green.png" tooltip="Navigate to previous event in stream/waveform" command="_79rx4HabEeWwZ-9vrAR2UQ">
+        <parameters xmi:id="_XS7YYHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.parameter.10" name="com.minres.scviewer.e4.application.command.navigateEventCommand.parameter.dir" value="prev"/>
+      </children>
+      <children xsi:type="menu:HandledToolItem" xmi:id="_GjlGMHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.handledtoolitem.nextevent" label="Next Event" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/next-green.png" tooltip="Navigate to next event in stream/waveform" command="_79rx4HabEeWwZ-9vrAR2UQ">
+        <parameters xmi:id="_ZzTqcHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.parameter.11" name="com.minres.scviewer.e4.application.command.navigateEventCommand.parameter.dir" value="next"/>
+      </children>
+      <children xsi:type="menu:ToolBarSeparator" xmi:id="_tcxaIHgwEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.toolbarseparator.4"/>
+      <children xsi:type="menu:HandledToolItem" xmi:id="_HdKZkHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.handledtoolitem.previoustransaction" label="Previous Transaction" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/reverse_green.png" tooltip="Navigate to previous transaction" command="_Gn3lEHXKEeWwZ-9vrAR2UQ">
+        <parameters xmi:id="_cuGAkHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.parameter.12" name="com.minres.scviewer.e4.application.command.navigateTransCommand.parameter.dir" value="prev"/>
+      </children>
+      <children xsi:type="menu:ToolControl" xmi:id="_LtQhcIuKEeWid7xO48ZBXw" elementId="com.minres.scviewer.e4.application.toolcontrol.0" contributionURI="bundleclass://com.minres.scviewer.e4.application/com.minres.scviewer.e4.application.elements.RelationTypeToolControl"/>
+      <children xsi:type="menu:HandledToolItem" xmi:id="_H7bp8HcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.handledtoolitem.nexttransaction" label="Next Transaction" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/play_green.png" tooltip="Navigate to next transaction" command="_Gn3lEHXKEeWwZ-9vrAR2UQ">
+        <parameters xmi:id="_fiO8IHcjEeWwZ-9vrAR2UQ" elementId="com.minres.scviewer.e4.application.parameter.13" name="com.minres.scviewer.e4.application.command.navigateTransCommand.parameter.dir" value="next"/>
+      </children>
+      <children xsi:type="menu:ToolBarSeparator" xmi:id="_dOLmYE-DEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.toolbarseparator.0"/>
+      <children xsi:type="menu:HandledToolItem" xmi:id="_dPFBcE-HEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.handledtoolitem.panleft" label="Pan left" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/reverse_blue.png" tooltip="Pan left" command="_y2BUsE-HEeyuGJbYVZjX8w">
+        <parameters xmi:id="_jkVBYE-JEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.parameter.14" name="com.minres.scviewer.e4.application.command.pancommand.parameter.direction" value="left"/>
+      </children>
+      <children xsi:type="menu:HandledToolItem" xmi:id="_Z-blgE-GEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.handledtoolitem.pancursor" label="Pan to cursor" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/center_blue.png" tooltip="Center on cursor" command="_y2BUsE-HEeyuGJbYVZjX8w">
+        <parameters xmi:id="_Z-blgU-GEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.parameter.out" name="com.minres.scviewer.e4.application.command.pancommand.parameter.direction" value="cursor"/>
+      </children>
+      <children xsi:type="menu:HandledToolItem" xmi:id="_ejt5IE-HEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.handledtoolitem.panright" label="Pan right" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/play_blue.png" tooltip="Pan right" command="_y2BUsE-HEeyuGJbYVZjX8w">
+        <parameters xmi:id="_f4awUE-JEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.parameter.out" name="com.minres.scviewer.e4.application.command.pancommand.parameter.direction" value="right"/>
+      </children>
+      <children xsi:type="menu:ToolBarSeparator" xmi:id="_b7RFoE-GEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.toolbarseparator.1"/>
+      <children xsi:type="menu:HandledToolItem" xmi:id="_qA5D4E-DEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.handledtoolitem.zoomfull" label="Zoom full" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/zoom_full.png" tooltip="Zoom full range" command="_693GoHcqEeWwZ-9vrAR2UQ">
+        <parameters xmi:id="_qA5D4U-DEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.parameter.full" name="com.minres.scviewer.e4.application.command.zoomcommand.parameter.level" value="full"/>
+      </children>
+      <children xsi:type="menu:HandledToolItem" xmi:id="_qA65EE-DEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.handledtoolitem.zoomfit" label="Zoom fit" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/zoom_fit.png" tooltip="Zoom between cursor and marker" command="_693GoHcqEeWwZ-9vrAR2UQ">
+        <parameters xmi:id="_qA65EU-DEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.parameter.fit" name="com.minres.scviewer.e4.application.command.zoomcommand.parameter.level" value="fit"/>
+      </children>
+      <children xsi:type="menu:ToolBarSeparator" xmi:id="_qA8HME-DEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.toolbarseparator.1"/>
+      <children xsi:type="menu:HandledToolItem" xmi:id="_qA8uQE-DEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.handledtoolitem.zoomin" label="Zoom in" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/magnifier_zoom_in.png" tooltip="Zoom in" command="_693GoHcqEeWwZ-9vrAR2UQ">
+        <parameters xmi:id="_qA8uQU-DEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.parameter.in" name="com.minres.scviewer.e4.application.command.zoomcommand.parameter.level" value="in"/>
+      </children>
+      <children xsi:type="menu:HandledToolItem" xmi:id="_qA98YE-DEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.handledtoolitem.zoomout" label="Zoom out" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/magifier_zoom_out.png" tooltip="Zoom out" command="_693GoHcqEeWwZ-9vrAR2UQ">
+        <parameters xmi:id="_qA98YU-DEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.parameter.out" name="com.minres.scviewer.e4.application.command.zoomcommand.parameter.level" value="out"/>
+      </children>
+    </toolbar>
   </descriptors>
   <snippets xsi:type="basic:Window" xmi:id="_R8mJUEhwEeyp3vLifEzGbQ" elementId="com.minres.scviewer.e4.application.window.help" selectedElement="_R8mJUUhwEeyp3vLifEzGbQ" label="SC Viewer Help" width="800" height="600">
     <children xsi:type="basic:Part" xmi:id="_R8mJUUhwEeyp3vLifEzGbQ" elementId="com.minres.scviewer.e4.application.part.container" contributionURI="bundleclass://com.minres.scviewer.e4.application/com.minres.scviewer.e4.application.parts.help.HelpBrowser"/>
@@ -289,6 +295,9 @@
   <commands xmi:id="_-9ED4B06EeuiP60JNw0iiA" elementId="com.minres.scviewer.e4.application.command.update" commandName="Update"/>
   <commands xmi:id="_lqjIYEYEEeyPM8G0E2EYww" elementId="org.eclipse.ui.help.helpAction" commandName="Help Command"/>
   <commands xmi:id="_Fj1gQEYoEeyKK_icsY7Xjg" elementId="com.minres.scviewer.e4.application.command.enabletxdetails" commandName="Enable Tx Details" description="Show tx details parts"/>
+  <commands xmi:id="_y2BUsE-HEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.command.pancommand" commandName="Pan Command">
+    <parameters xmi:id="_y2BUsU-HEeyuGJbYVZjX8w" elementId="com.minres.scviewer.e4.application.command.pancommand.parameter.direction" name="direction" optional="false"/>
+  </commands>
   <addons xmi:id="_95PfsnNmEeWBq8z1Dv39LA" elementId="org.eclipse.e4.core.commands.service" contributionURI="bundleclass://org.eclipse.e4.core.commands/org.eclipse.e4.core.commands.CommandServiceAddon"/>
   <addons xmi:id="_95Pfs3NmEeWBq8z1Dv39LA" elementId="org.eclipse.e4.ui.contexts.service" contributionURI="bundleclass://org.eclipse.e4.ui.services/org.eclipse.e4.ui.services.ContextServiceAddon"/>
   <addons xmi:id="_95PftHNmEeWBq8z1Dv39LA" elementId="org.eclipse.e4.ui.bindings.service" contributionURI="bundleclass://org.eclipse.e4.ui.bindings/org.eclipse.e4.ui.bindings.BindingServiceAddon"/>

plugins/com.minres.scviewer.e4.application/META-INF/MANIFEST.MF

@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: %Bundle-Name
 Bundle-SymbolicName: com.minres.scviewer.e4.application;singleton:=true
-Bundle-Version: 2.14.2
+Bundle-Version: 2.15.1
 Bundle-Vendor: %Bundle-Vendor
 Require-Bundle: javax.inject;bundle-version="1.0.0",
  org.eclipse.core.runtime;bundle-version="3.11.1",

plugins/com.minres.scviewer.e4.application/pom.xml

@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>com.minres.scviewer</groupId>
 		<artifactId>com.minres.scviewer.parent</artifactId>
-		<version>2.14.2</version>
+		<version>2.15.1</version>
 		<relativePath>../..</relativePath>
 	</parent>
 	<packaging>eclipse-plugin</packaging>

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/handlers/NavigateEvent.java

@@ -17,7 +17,6 @@ import org.eclipse.e4.core.di.annotations.CanExecute;
 import org.eclipse.e4.core.di.annotations.Execute;
 import org.eclipse.e4.ui.model.application.ui.basic.MPart;
 import org.eclipse.e4.ui.workbench.modeling.EPartService;
-import org.eclipse.e4.ui.workbench.modeling.ESelectionService;
 import org.eclipse.jface.viewers.IStructuredSelection;
 
 import com.minres.scviewer.database.IWaveform;
@@ -29,21 +28,25 @@ import com.minres.scviewer.e4.application.parts.WaveformViewer;
 public class NavigateEvent {
 
 	final static String PARAMTER_ID="com.minres.scviewer.e4.application.command.navigateEventCommand.parameter.dir"; //$NON-NLS-1$
-	
+
 	@CanExecute
-	public Boolean canExecute(ESelectionService selectionService){
+	public Boolean canExecute(EPartService partService){
-		Object sel = selectionService.getSelection();
+		MPart part = partService.getActivePart();
-		if( sel instanceof IStructuredSelection) {
+		if(part.getObject() instanceof WaveformViewer){
-			Object o= ((IStructuredSelection)sel).getFirstElement();
+			Object sel = ((WaveformViewer)part.getObject()).getSelection();
-			return o instanceof IWaveform || o instanceof ITx || o instanceof TrackEntry;
+			if( sel instanceof IStructuredSelection) {
+				if(((IStructuredSelection)sel).isEmpty()) return false;
+				Object o= ((IStructuredSelection)sel).getFirstElement();
+				return o instanceof IWaveform || o instanceof ITx || o instanceof TrackEntry;
+			}
 		}
 		return false;
 	}
-	
+
 	@Execute
 	public void execute(@Named(PARAMTER_ID) String param, EPartService partService) {
-//	public void execute(EPartService partService) {
+		//	public void execute(EPartService partService) {
-//		String param="next";
+		//		String param="next";
 		MPart part = partService.getActivePart();
 		Object obj = part.getObject();
 		if(obj instanceof WaveformViewer){

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/handlers/PanHandler.java

@@ -0,0 +1,49 @@
+/*******************************************************************************
+ * Copyright (c) 2015-2021 MINRES Technologies GmbH and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     MINRES Technologies GmbH - initial API and implementation
+ *******************************************************************************/
+ 
+package com.minres.scviewer.e4.application.handlers;
+
+import javax.inject.Named;
+
+import org.eclipse.e4.core.di.annotations.CanExecute;
+import org.eclipse.e4.core.di.annotations.Execute;
+import org.eclipse.e4.ui.model.application.ui.basic.MPart;
+import org.eclipse.e4.ui.workbench.modeling.EPartService;
+
+import com.minres.scviewer.e4.application.parts.WaveformViewer;
+
+public class PanHandler {
+
+	final static String PARAMTER_ID="com.minres.scviewer.e4.application.command.pancommand.parameter.direction"; //$NON-NLS-1$
+
+	@CanExecute
+	public boolean canExecute(EPartService partService) {
+		return true;
+	}
+		
+	@Execute
+	public void execute(@Named(PARAMTER_ID) String level, EPartService partService) {
+		MPart part = partService.getActivePart();
+		Object obj = part.getObject();
+		if(obj instanceof WaveformViewer){
+			WaveformViewer waveformViewerPart = (WaveformViewer) obj;
+			if("left".equalsIgnoreCase(level)) //$NON-NLS-1$
+				waveformViewerPart.pan(-1);
+			else if("right".equalsIgnoreCase(level)) //$NON-NLS-1$
+				waveformViewerPart.pan(+1);
+			else if("cursor".equalsIgnoreCase(level)) //$NON-NLS-1$
+				waveformViewerPart.pan(0);
+		}
+
+	}
+	
+	
+}

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/handlers/ZoomHandler.java

@@ -18,6 +18,7 @@ import org.eclipse.e4.core.di.annotations.Execute;
 import org.eclipse.e4.ui.model.application.ui.basic.MPart;
 import org.eclipse.e4.ui.workbench.modeling.EPartService;
 
+import com.minres.scviewer.database.ui.ZoomKind;
 import com.minres.scviewer.e4.application.parts.WaveformViewer;
 
 public class ZoomHandler {
@@ -35,15 +36,14 @@ public class ZoomHandler {
 		Object obj = part.getObject();
 		if(obj instanceof WaveformViewer){
 			WaveformViewer waveformViewerPart = (WaveformViewer) obj;
-			int zoomLevel = waveformViewerPart.getZoomLevel();
 			if("in".equalsIgnoreCase(level)) //$NON-NLS-1$
-				waveformViewerPart.setZoomLevel(zoomLevel-1);
+				waveformViewerPart.zoom(ZoomKind.IN);
 			else if("out".equalsIgnoreCase(level)) //$NON-NLS-1$
-				waveformViewerPart.setZoomLevel(zoomLevel+1);
+				waveformViewerPart.zoom(ZoomKind.OUT);
 			else if("fit".equalsIgnoreCase(level)) //$NON-NLS-1$
-				waveformViewerPart.setZoomFit();
+				waveformViewerPart.zoom(ZoomKind.FIT);
 			else if("full".equalsIgnoreCase(level)) //$NON-NLS-1$
-				waveformViewerPart.setZoomFull();
+				waveformViewerPart.zoom(ZoomKind.FULL);
 		}
 
 	}

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/internal/status/WaveStatusBarControl.java

@@ -27,9 +27,6 @@ import com.minres.scviewer.e4.application.Messages;
  */
 public class WaveStatusBarControl extends StatusBarControl {
 
-	/** The Constant ZOOM_LEVEL. */
-	public static final String ZOOM_LEVEL="ZoomLevelUpdate"; //$NON-NLS-1$
-	
 	/** The Constant CURSOR_TIME. */
 	public static final String CURSOR_TIME="CursorPosUpdate"; //$NON-NLS-1$
 	
@@ -45,7 +42,7 @@ public class WaveStatusBarControl extends StatusBarControl {
 
 
 	/** The zoom contribution. */
-	StatusLineContributionItem cursorContribution, markerContribution, markerDiffContribution, zoomContribution;
+	StatusLineContributionItem cursorContribution, markerContribution, markerDiffContribution;
 
 	/**
 	 * Instantiates a new wave status bar control.
@@ -59,11 +56,9 @@ public class WaveStatusBarControl extends StatusBarControl {
 		cursorContribution = new StatusLineContributionItem(Messages.WaveStatusBarControl_5, true, 20);
 		markerContribution = new StatusLineContributionItem(Messages.WaveStatusBarControl_6, true, 20);
 		markerDiffContribution = new StatusLineContributionItem(Messages.WaveStatusBarControl_7, true, 20);
-		zoomContribution = new StatusLineContributionItem(Messages.WaveStatusBarControl_8, true, 8);
 		manager.appendToGroup(StatusLineManager.BEGIN_GROUP,cursorContribution);
 		manager.appendToGroup(StatusLineManager.BEGIN_GROUP,markerContribution);
 		manager.appendToGroup(StatusLineManager.BEGIN_GROUP,markerDiffContribution);
-		manager.appendToGroup(StatusLineManager.BEGIN_GROUP, zoomContribution);
 	}
 
 	/**
@@ -88,17 +83,6 @@ public class WaveStatusBarControl extends StatusBarControl {
 		}
 	}
 
-	/**
-	 * Gets the zoom event.
-	 *
-	 * @param text the text
-	 * @return the zoom event
-	 */
-	@Inject @Optional
-	public void  getZoomEvent(@UIEventTopic(ZOOM_LEVEL) String text) {
-		zoomContribution.setText(text);
-	} 
-
 	/**
 	 * Gets the cursor event.
 	 *

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/parts/WaveformViewer.java

@@ -94,6 +94,7 @@ import com.minres.scviewer.database.ui.IWaveformView;
 import com.minres.scviewer.database.ui.TrackEntry;
 import com.minres.scviewer.database.ui.TrackEntry.ValueDisplay;
 import com.minres.scviewer.database.ui.TrackEntry.WaveDisplay;
+import com.minres.scviewer.database.ui.ZoomKind;
 import com.minres.scviewer.database.ui.swt.Constants;
 import com.minres.scviewer.database.ui.swt.IToolTipContentProvider;
 import com.minres.scviewer.database.ui.swt.IToolTipHelpTextProvider;
@@ -131,7 +132,7 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 	protected static final String SHOWN_CURSOR = "SHOWN_CURSOR"; //$NON-NLS-1$
 
 	/** The Constant ZOOM_LEVEL. */
-	protected static final String ZOOM_LEVEL = "ZOOM_LEVEL"; //$NON-NLS-1$
+	protected static final String SCALING_FACTOR = "SCALING_FACTOR"; //$NON-NLS-1$
 
 	/** The Constant BASE_LINE_TIME. */
 	protected static final String BASE_LINE_TIME = "BASE_LINE_TIME"; //$NON-NLS-1$
@@ -151,9 +152,6 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 	/** The Constant TX_DETAILS_SHOWN. */
 	protected static final String TX_DETAILS_SHOWN = "TX_DETAILS_SHOWN"; //$NON-NLS-1$
 
-	/** The zoom level. */
-	private String[] zoomLevel;
-
 	/** The Constant ID. */
 	public static final String ID = "com.minres.scviewer.ui.TxEditorPart"; //$NON-NLS-1$
 
@@ -299,15 +297,15 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 
 		waveformPane.addPropertyChangeListener(IWaveformView.CURSOR_PROPERTY, evt -> {
 			Long time = (Long) evt.getNewValue();
-			eventBroker.post(WaveStatusBarControl.CURSOR_TIME, waveformPane.getScaledTime(time));
+			eventBroker.post(WaveStatusBarControl.CURSOR_TIME, waveformPane.getWaveformZoom().timeToString(time));
-			long marker = waveformPane.getMarkerTime(waveformPane.getSelectedMarkerId());
+			long marker = waveformPane.getMarkerTime(waveformPane.getSelectedMarker());
-			eventBroker.post(WaveStatusBarControl.MARKER_DIFF, waveformPane.getScaledTime(time - marker));
+			eventBroker.post(WaveStatusBarControl.MARKER_DIFF, waveformPane.getWaveformZoom().timeToString(time - marker));
 		});
 		waveformPane.addPropertyChangeListener(IWaveformView.MARKER_PROPERTY, evt -> {
 			Long time = (Long) evt.getNewValue();
-			eventBroker.post(WaveStatusBarControl.MARKER_TIME, waveformPane.getScaledTime(time));
+			eventBroker.post(WaveStatusBarControl.MARKER_TIME, waveformPane.getWaveformZoom().timeToString(time));
 			long cursor = waveformPane.getCursorTime();
-			eventBroker.post(WaveStatusBarControl.MARKER_DIFF, waveformPane.getScaledTime(cursor - time));
+			eventBroker.post(WaveStatusBarControl.MARKER_DIFF, waveformPane.getWaveformZoom().timeToString(cursor - time));
 		});
 
 		waveformPane.addSelectionChangedListener(event -> {
@@ -319,17 +317,14 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 		waveformPane.getWaveformControl().addListener(SWT.KeyDown, e -> {
 			if((e.stateMask&SWT.MOD3)!=0) { // Alt key
 			} else if((e.stateMask&SWT.MOD1)!=0) { //Ctrl/Cmd
-				int zoomlevel = waveformPane.getZoomLevel();
 				switch(e.keyCode) {
 				case '+':
 				case SWT.KEYPAD_ADD:
-					if(zoomlevel>0)
+					waveformPane.getWaveformZoom().zoom(ZoomKind.IN);
-						waveformPane.setZoomLevel(zoomlevel-1);
 					return;
 				case '-':
 				case SWT.KEYPAD_SUBTRACT:
-					if(zoomlevel<waveformPane.getZoomLevels().length-1)
+					waveformPane.getWaveformZoom().zoom(ZoomKind.OUT);
-						waveformPane.setZoomLevel(zoomlevel+1);
 					return;
 				case SWT.ARROW_UP:
 					waveformPane.moveSelectedTrack(-1);
@@ -381,7 +376,6 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 			}
 		});
 
-		zoomLevel = waveformPane.getZoomLevels();
 		checkForUpdates = store.getBoolean(PreferenceConstants.DATABASE_RELOAD, true);
 		filesToLoad = new ArrayList<>();
 		persistedState = part.getPersistedState();
@@ -392,7 +386,6 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 		}
 		if (!filesToLoad.isEmpty())
 			loadDatabase(persistedState);
-		eventBroker.post(WaveStatusBarControl.ZOOM_LEVEL, zoomLevel[waveformPane.getZoomLevel()]);
 		menuService.registerContextMenu(waveformPane.getNameControl(), MENU_CONTEXT);
 		menuService.registerContextMenu(waveformPane.getValueControl(),	MENU_CONTEXT);
 		menuService.registerContextMenu(waveformPane.getWaveformControl(), MENU_CONTEXT);
@@ -750,8 +743,8 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 			persistingState.put(SHOWN_CURSOR + index, Long.toString(cursor.getTime()));
 			index++;
 		}
-		persistingState.put(ZOOM_LEVEL, Integer.toString(waveformPane.getZoomLevel()));
+		persistingState.put(SCALING_FACTOR, Long.toString(waveformPane.getWaveformZoom().getScale()));
-		persistingState.put(BASE_LINE_TIME, Long.toString(waveformPane.getBaselineTime()));
+		persistingState.put(BASE_LINE_TIME, Long.toString(waveformPane.getWaveformZoom().getMinVisibleTime()));
 
 		// get selected transaction	of a stream	
 		ISelection selection = waveformPane.getSelection();
@@ -794,18 +787,15 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 	protected void restoreWaveformViewerState(Map<String, String> state) {
 		Integer waves = state.containsKey(SHOWN_WAVEFORM+"S") ? Integer.parseInt(state.get(SHOWN_WAVEFORM + "S")):0; //$NON-NLS-1$ //$NON-NLS-2$
 		List<TrackEntry> trackEntries = new LinkedList<>();
+		List<TrackEntry> selectedTrackEntries = new LinkedList<>();
 		for (int i = 0; i < waves; i++) {
 			IWaveform waveform = database.getStreamByName(state.get(SHOWN_WAVEFORM + i));
 			if (waveform != null) {
 				TrackEntry trackEntry = waveformPane.addWaveform(waveform, -1);
 				//check if t is selected
-				boolean isSelected = Boolean.parseBoolean(state.get(SHOWN_WAVEFORM + i + WAVEFORM_SELECTED));
-				if(isSelected) {
-					trackEntry.selected = true;
-				} else {
-					trackEntry.selected = false;
-				}
 				trackEntries.add(trackEntry);
+				if(Boolean.parseBoolean(state.get(SHOWN_WAVEFORM + i + WAVEFORM_SELECTED)))
+					selectedTrackEntries.add(trackEntry);
 				String v = state.get(SHOWN_WAVEFORM + i + VALUE_DISPLAY);
 				if(v!=null)
 					trackEntry.valueDisplay=ValueDisplay.valueOf(v);
@@ -822,17 +812,17 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 				cursors.get(i).setTime(time);
 			}
 		}
-		if (state.containsKey(ZOOM_LEVEL)) {
+		if (state.containsKey(SCALING_FACTOR)) {
 			try {
-				Integer scale = Integer.parseInt(state.get(ZOOM_LEVEL));
+				long scale = Long.parseLong(state.get(SCALING_FACTOR));
-				waveformPane.setZoomLevel(scale);
+				waveformPane.getWaveformZoom().setScale(scale);
 			} catch (NumberFormatException e) {
 			}
 		}
 		if (state.containsKey(BASE_LINE_TIME)) {
 			try {
 				Long scale = Long.parseLong(state.get(BASE_LINE_TIME));
-				waveformPane.setBaselineTime(scale);
+				waveformPane.getWaveformZoom().setMinVisibleTime(scale);
 			} catch (NumberFormatException e) {
 			}
 		}
@@ -863,6 +853,8 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 			} catch (NumberFormatException e) {
 			}
 		}
+		ISelection sel = new StructuredSelection(selectedTrackEntries);
+		waveformPane.setSelection(sel);
 		updateAll();
 	}
 
@@ -871,12 +863,11 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 	 */
 	private void updateAll() {
 		eventBroker.post(ACTIVE_WAVEFORMVIEW, this);
-		eventBroker.post(WaveStatusBarControl.ZOOM_LEVEL, zoomLevel[waveformPane.getZoomLevel()]);
 		long cursor = waveformPane.getCursorTime();
-		long marker = waveformPane.getMarkerTime(waveformPane.getSelectedMarkerId());
+		long marker = waveformPane.getMarkerTime(waveformPane.getSelectedMarker());
-		eventBroker.post(WaveStatusBarControl.CURSOR_TIME, waveformPane.getScaledTime(cursor));
+		eventBroker.post(WaveStatusBarControl.CURSOR_TIME, waveformPane.getWaveformZoom().timeToString(cursor));
-		eventBroker.post(WaveStatusBarControl.MARKER_TIME, waveformPane.getScaledTime(marker));
+		eventBroker.post(WaveStatusBarControl.MARKER_TIME, waveformPane.getWaveformZoom().timeToString(marker));
-		eventBroker.post(WaveStatusBarControl.MARKER_DIFF, waveformPane.getScaledTime(cursor - marker));
+		eventBroker.post(WaveStatusBarControl.MARKER_DIFF, waveformPane.getWaveformZoom().timeToString(cursor - marker));
 	}
 
 	/**
@@ -1047,44 +1038,35 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 	}
 
 	/**
-	 * Sets the zoom level.
+	 * Execute the zoom according to kind.
-	 *
+	 * 
-	 * @param level the new zoom level
+	 * @param kind the type of zoom to execute
 	 */
-	public void setZoomLevel(Integer level) {
+	public void zoom(ZoomKind kind) {
-		if (level < 0)
+		waveformPane.getWaveformZoom().zoom(kind);
-			level = 0;
-		if (level > zoomLevel.length - 1)
-			level = zoomLevel.length - 1;
-		waveformPane.setZoomLevel(level);
 		updateAll();
 	}
 
 	/**
-	 * Sets the zoom fit.
+	 * Execute the zoom kind.
+	 * 
+	 * @param direction the direction of the pan (-1, 0, 1)
 	 */
-	public void setZoomFit() {
+	public void pan(int direction) {
-		waveformPane.setZoomLevel(-2);
+		switch(direction) {
+		case -1: 
+			waveformPane.scrollHorizontal(-10);
+			return;
+		case 1:
+			waveformPane.scrollHorizontal(10);
+			return;
+		case 0:
+			waveformPane.scrollTo(IWaveformView.CURSOR_POS);
+			return;
+		}
 		updateAll();
 	}
 
-	/**
-	 * Sets the zoom fit.
-	 */
-	public void setZoomFull() {
-		waveformPane.setZoomLevel(-1);
-		updateAll();
-	}
-
-	/**
-	 * Gets the zoom level.
-	 *
-	 * @return the zoom level
-	 */
-	public int getZoomLevel() {
-		return waveformPane.getZoomLevel();
-	}
-
 	/**
 	 * Gets the selection.
 	 *
@@ -1113,7 +1095,7 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 	 * @return the scaled time
 	 */
 	public String getScaledTime(Long time) {
-		return waveformPane.getScaledTime(time);
+		return waveformPane.getWaveformZoom().timeToString(time);
 	}
 
 	/**
@@ -1239,7 +1221,6 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 	public void widgetDisposed(DisposeEvent e) {
 		disposeListenerNumber -= 1;
 		if( disposeListenerNumber == 0) {  //if the last tab is closed, reset statusbar
-			eventBroker.post(WaveStatusBarControl.ZOOM_LEVEL, null);
 			eventBroker.post(WaveStatusBarControl.CURSOR_TIME, null);
 			eventBroker.post(WaveStatusBarControl.MARKER_TIME, null);
 			eventBroker.post(WaveStatusBarControl.MARKER_DIFF, null);

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/parts/help/HelpBrowser.java

@@ -3,7 +3,6 @@ package com.minres.scviewer.e4.application.parts.help;
 import java.io.File;
 
 import javax.annotation.PostConstruct;
-import javax.annotation.PreDestroy;
 import javax.inject.Inject;
 
 import org.eclipse.e4.core.contexts.IEclipseContext;
@@ -24,7 +23,6 @@ import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Listener;
 import org.eclipse.swt.widgets.ProgressBar;
-import org.eclipse.swt.widgets.Shell;
 import org.eclipse.swt.widgets.Text;
 import org.eclipse.swt.widgets.ToolBar;
 import org.eclipse.swt.widgets.ToolItem;

plugins/com.minres.scviewer.ui/plugin.xml

@@ -5,7 +5,7 @@
    <extension
          point="org.eclipse.ui.views">
       <category
-            name="TxViewer"
+            name="SCViewer"
             id="com.minres.scviewer.ui">
       </category>
    </extension>
@@ -139,19 +139,7 @@
                </visibleWhen>
             </command>
            <command
-                 commandId="com.minres.scviewer.ui.zoom"
+                 commandId="com.minres.scviewer.ui.zoom.in"
-                 id="com.minres.scviewer.ui.zoom.command"
-                 style="pulldown"
-                 tooltip="Set zoom level">
-              <visibleWhen
-                    checkEnabled="false">
-                 <reference
-                       definitionId="com.minres.scviewer.ui.waveEditorActive">
-                 </reference>
-              </visibleWhen>
-           </command>
-           <command
-                 commandId="com.minres.scviewer.ui.zoomin"
                  label="Zoom in"
                  style="push"
                  tooltip="Zoom into">
@@ -163,7 +151,7 @@
               </visibleWhen>
            </command>
            <command
-                 commandId="com.minres.scviewer.ui.zoomout"
+                 commandId="com.minres.scviewer.ui.zoom.out"
                  label="Zoom out"
                  style="push"
                  tooltip="Zoom out of">
@@ -176,119 +164,6 @@
            </command>
          </toolbar>
       </menuContribution>
-      <menuContribution
-            locationURI="menu:com.minres.scviewer.ui.zoom.command">
-         <command
-               commandId="com.minres.scviewer.ui.zoom"
-               label="100ps"
-               style="push"
-               tooltip="Resolution 100ps">
-            <parameter
-                  name="com.minres.scviewer.ui.zoom.level"
-                  value="5">
-            </parameter>
-         </command>
-         <command
-               commandId="com.minres.scviewer.ui.zoom"
-               label="1ns"
-               style="push"
-               tooltip="Resolution 1ns">
-            <parameter
-                  name="com.minres.scviewer.ui.zoom.level"
-                  value="6">
-            </parameter>
-         </command>
-         <command
-               commandId="com.minres.scviewer.ui.zoom"
-               label="10ns"
-               style="push"
-               tooltip="Resolution 10ns">
-            <parameter
-                  name="com.minres.scviewer.ui.zoom.level"
-                  value="7">
-            </parameter>
-         </command>
-         <command
-               commandId="com.minres.scviewer.ui.zoom"
-               label="100ns"
-               style="push"
-               tooltip="Resolution 100ns">
-            <parameter
-                  name="com.minres.scviewer.ui.zoom.level"
-                  value="8">
-            </parameter>
-         </command>
-         <command
-               commandId="com.minres.scviewer.ui.zoom"
-               label="1µs"
-               style="push"
-               tooltip="Resolution 1us">
-            <parameter
-                  name="com.minres.scviewer.ui.zoom.level"
-                  value="9">
-            </parameter>
-         </command>
-         <command
-               commandId="com.minres.scviewer.ui.zoom"
-               label="10µs"
-               style="push"
-               tooltip="Resolution 10us">
-            <parameter
-                  name="com.minres.scviewer.ui.zoom.level"
-                  value="10">
-            </parameter>
-         </command>
-         <command
-               commandId="com.minres.scviewer.ui.zoom"
-               label="100µs"
-               style="push"
-               tooltip="Resolution 100us">
-            <parameter
-                  name="com.minres.scviewer.ui.zoom.level"
-                  value="11">
-            </parameter>
-         </command>
-         <command
-               commandId="com.minres.scviewer.ui.zoom"
-               label="1ms"
-               style="push"
-               tooltip="Resolution 1ms">
-            <parameter
-                  name="com.minres.scviewer.ui.zoom.level"
-                  value="12">
-            </parameter>
-         </command>
-         <command
-               commandId="com.minres.scviewer.ui.zoom"
-               label="10ms"
-               style="push"
-               tooltip="Resolution 10ms">
-            <parameter
-                  name="com.minres.scviewer.ui.zoom.level"
-                  value="13">
-            </parameter>
-         </command>
-         <command
-               commandId="com.minres.scviewer.ui.zoom"
-               label="100ms"
-               style="push"
-               tooltip="Resolution 100ms">
-            <parameter
-                  name="com.minres.scviewer.ui.zoom.level"
-                  value="14">
-            </parameter>
-         </command>
-         <command
-               commandId="com.minres.scviewer.ui.zoom"
-               label="1s"
-               style="push"
-               tooltip="Resolution 1s">
-            <parameter
-                  name="com.minres.scviewer.ui.zoom.level"
-                  value="15">
-            </parameter>
-         </command>
-      </menuContribution>
       <menuContribution
             allPopups="false"
             locationURI="popup:com.minres.scviewer.ui.TxEditorPart">
@@ -305,7 +180,7 @@
             </visibleWhen>
          </command>
          <command
-               commandId="com.minres.scviewer.ui.zoomin"
+               commandId="com.minres.scviewer.ui.zoom.in"
                label="Zoom in"
                style="push"
                tooltip="Zoom into">
@@ -317,7 +192,7 @@
             </visibleWhen>
          </command>
          <command
-               commandId="com.minres.scviewer.ui.zoomout"
+               commandId="com.minres.scviewer.ui.zoom.out"
                label="Zoom out"
                style="push"
                tooltip="Zoom out of">
@@ -367,24 +242,21 @@
             name="Prev">
       </command>
       <command
-            defaultHandler="com.minres.scviewer.ui.handler.Zoom"
+            id="com.minres.scviewer.ui.zoom.in"
-            description="Set the zoom level"
-            id="com.minres.scviewer.ui.zoom"
-            name="Zoom">
-         <commandParameter
-               id="com.minres.scviewer.ui.zoom.level"
-               name="level"
-               optional="true">
-         </commandParameter>
-      </command>
-      <command
-            id="com.minres.scviewer.ui.zoomin"
             name="Zoom in">
       </command>
       <command
-            id="com.minres.scviewer.ui.zoomout"
+            id="com.minres.scviewer.ui.zoom.out"
             name="Zoom out">
       </command>
+      <command
+            id="com.minres.scviewer.ui.zoom.fit"
+            name="Zoom fit">
+      </command>
+      <command
+            id="com.minres.scviewer.ui.zoom.full"
+            name="Zoom full">
+      </command>
       <command
             id="com.minres.scviewer.ui.removeWave"
             name="Remove wave">
@@ -411,8 +283,8 @@
          </enabledWhen>
       </handler>
       <handler
-            class="com.minres.scviewer.ui.handler.ZoomInOut"
+            class="com.minres.scviewer.ui.handler.Zoom"
-            commandId="com.minres.scviewer.ui.zoomin">
+            commandId="com.minres.scviewer.ui.zoom.in">
          <enabledWhen>
             <reference
                   definitionId="com.minres.scviewer.ui.waveEditorActive">
@@ -420,8 +292,8 @@
          </enabledWhen>
       </handler>
       <handler
-            class="com.minres.scviewer.ui.handler.ZoomInOut"
+            class="com.minres.scviewer.ui.handler.Zoom"
-            commandId="com.minres.scviewer.ui.zoomout">
+            commandId="com.minres.scviewer.ui.zoom.out">
          <enabledWhen>
             <reference
                   definitionId="com.minres.scviewer.ui.waveEditorActive">
@@ -493,15 +365,11 @@
             icon="res/images/next-green.png">
       </image>
       <image
-            commandId="com.minres.scviewer.ui.zoom"
+            commandId="com.minres.scviewer.ui.zoom.in"
-            icon="res/images/zoom.png">
-      </image>
-      <image
-            commandId="com.minres.scviewer.ui.zoomin"
             icon="res/images/zoom_in.png">
       </image>
       <image
-            commandId="com.minres.scviewer.ui.zoomout"
+            commandId="com.minres.scviewer.ui.zoom.out"
             icon="res/images/zoom_out.png">
       </image>
       <image

plugins/com.minres.scviewer.ui/pom.xml

@@ -4,7 +4,7 @@
   <parent>
   	<groupId>com.minres.scviewer</groupId>
   	<artifactId>com.minres.scviewer.parent</artifactId>
-  	<version>2.14.2</version>
+  	<version>2.15.1</version>
 	<relativePath>../..</relativePath>
   </parent>
   <packaging>eclipse-plugin</packaging>

plugins/com.minres.scviewer.ui/src/com/minres/scviewer/ui/TxEditorPart.java

@@ -50,6 +50,7 @@ import com.minres.scviewer.database.IWaveformDbFactory;
 import com.minres.scviewer.database.ui.GotoDirection;
 import com.minres.scviewer.database.ui.IWaveformView;
 import com.minres.scviewer.database.ui.TrackEntry;
+import com.minres.scviewer.database.ui.ZoomKind;
 import com.minres.scviewer.database.ui.swt.WaveformViewFactory;
 import com.minres.scviewer.ui.views.TxOutlinePage;
 
@@ -66,13 +67,6 @@ public class TxEditorPart extends EditorPart implements ITabbedPropertySheetPage
 			waveformDbFactory=null;
 	}
 	
-	private final static String[] zoomLevel={
-		"1fs", "10fs", "100fs",
-		"1ps", "10ps", "100ps",
-		"1ns", "10ns", "100ns",
-		"1µs", "10µs", "10µs",
-		"1ms", "10ms", "100ms", "1s"};
-		
 	public static final String ID = "com.minres.scviewer.ui.TxEditorPart"; //$NON-NLS-1$
 
 	public static final String WAVE_ACTION_ID = "com.minres.scviewer.ui.action.AddToWave";
@@ -85,7 +79,6 @@ public class TxEditorPart extends EditorPart implements ITabbedPropertySheetPage
 	private Composite myParent;
 
     private StatusLineContributionItem cursorStatusLineItem;
-	private StatusLineContributionItem zoomStatusLineItem;
 
 	public TxEditorPart() {
 	}
@@ -132,7 +125,6 @@ public class TxEditorPart extends EditorPart implements ITabbedPropertySheetPage
 				}
 			}
 		}).run();
-		zoomStatusLineItem.setText("Zoom level: "+zoomLevel[waveformView.getZoomLevel()]);
 		cursorStatusLineItem.setText("Cursor: "+ waveformView.getCursorTime()/1000000+"ns");
 		MenuManager menuMgr = new MenuManager("#PopupMenu");
 //		menuMgr.setRemoveAllWhenShown(true);
@@ -306,11 +298,9 @@ public class TxEditorPart extends EditorPart implements ITabbedPropertySheetPage
 		// Initialize the editor part
 		setSite(site);
 		setInput(input);
-		zoomStatusLineItem = new StatusLineContributionItem("TxEditorZoomContributionItem");
         cursorStatusLineItem = new StatusLineContributionItem("TxEditorCursorContributionItem");
 		IActionBars actionBars = getEditorSite().getActionBars();
 		IStatusLineManager manager = actionBars.getStatusLineManager();
-		manager.add(zoomStatusLineItem);
         manager.add(cursorStatusLineItem);
 		actionBars.updateActionBars();
 	}
@@ -388,16 +378,8 @@ public class TxEditorPart extends EditorPart implements ITabbedPropertySheetPage
 		waveformView.moveSelection( next);		
 	}
 
-	public void setZoomLevel(Integer level) {
+	public void setZoom(ZoomKind kind) {
-		waveformView.setZoomLevel(level);
+		waveformView.getWaveformZoom().zoom(kind);		
-	}
-
-	public void setZoomFit() {
-		waveformView.setZoomLevel(6);		
-	}
-
-	public int getZoomLevel() {
-		return waveformView.getZoomLevel();
 	}
 
 	public void removeSelected() {

plugins/com.minres.scviewer.ui/src/com/minres/scviewer/ui/handler/Zoom.java

@@ -16,25 +16,30 @@ import org.eclipse.core.commands.ExecutionException;
 import org.eclipse.ui.IEditorPart;
 import org.eclipse.ui.handlers.HandlerUtil;
 
+import com.minres.scviewer.database.ui.ZoomKind;
 import com.minres.scviewer.ui.TxEditorPart;
 
 public class Zoom extends AbstractHandler {
-	private static final String PARM_MSG = "com.minres.scviewer.ui.zoom.level";
+	private static final String ZOOMIN_ID   = "com.minres.scviewer.ui.zoom.in";
+	private static final String ZOOMOUT_ID  = "com.minres.scviewer.ui.zoom.out";
+	private static final String ZOOMFIT_ID  = "com.minres.scviewer.ui.zoom.fit";
+	private static final String ZOOMFULL_ID = "com.minres.scviewer.ui.zoom.full";
 
 	@Override
 	public Object execute(ExecutionEvent event) throws ExecutionException {
 		IEditorPart editor = HandlerUtil.getActiveEditor(event);
-	    String msg = event.getParameter(PARM_MSG);
+		if(editor instanceof TxEditorPart){
-	    if (msg == null) {
+		    String id = event.getCommand().getId();
-			if(editor instanceof TxEditorPart){
+			TxEditorPart txEditor=(TxEditorPart) editor;
-				((TxEditorPart)editor).setZoomFit();
+		    if (ZOOMIN_ID.compareTo(id) == 0)
-			}
+		    	txEditor.setZoom(ZoomKind.IN);
-	    } else {
+		    else if(ZOOMOUT_ID.compareTo(id) == 0)
-	    	Integer level = Integer.parseInt(msg);
+		    	txEditor.setZoom(ZoomKind.OUT);
-			if(editor instanceof TxEditorPart){
+		    else if(ZOOMFIT_ID.compareTo(id) == 0)
-				((TxEditorPart)editor).setZoomLevel(level);
+		    	txEditor.setZoom(ZoomKind.FIT);
-			}
+		    else if(ZOOMFULL_ID.compareTo(id) == 0)
-	    }
+		    	txEditor.setZoom(ZoomKind.FULL);
+		}
 		return null;
 	}
 

plugins/com.minres.scviewer.ui/src/com/minres/scviewer/ui/handler/ZoomInOut.java

@@ -1,39 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2015-2021 MINRES Technologies GmbH and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors:
- *     MINRES Technologies GmbH - initial API and implementation
- *******************************************************************************/
-package com.minres.scviewer.ui.handler;
-
-import org.eclipse.core.commands.AbstractHandler;
-import org.eclipse.core.commands.ExecutionEvent;
-import org.eclipse.core.commands.ExecutionException;
-import org.eclipse.ui.IEditorPart;
-import org.eclipse.ui.handlers.HandlerUtil;
-
-import com.minres.scviewer.ui.TxEditorPart;
-
-public class ZoomInOut extends AbstractHandler {
-	private static final String ZOOMIN_ID = "com.minres.scviewer.ui.zoomin";
-	private static final String ZOOMOUT_ID= "com.minres.scviewer.ui.zoomout";
-
-	@Override
-	public Object execute(ExecutionEvent event) throws ExecutionException {
-		IEditorPart editor = HandlerUtil.getActiveEditor(event);
-		if(editor instanceof TxEditorPart){
-		    String id = event.getCommand().getId();
-			TxEditorPart txEditor=(TxEditorPart) editor;
-		    if (ZOOMIN_ID.compareTo(id) == 0)
-		    	txEditor.setZoomLevel(txEditor.getZoomLevel()-1);
-		    else if(ZOOMOUT_ID.compareTo(id) == 0)
-		    	txEditor.setZoomLevel(txEditor.getZoomLevel()+1);
-		}
-		return null;
-	}
-
-}

pom.xml

@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>com.minres.scviewer</groupId>
 	<artifactId>com.minres.scviewer.parent</artifactId>
-	<version>2.14.2</version>
+	<version>2.15.1</version>
 	<packaging>pom</packaging>
 	<modules>
 		<module>releng/com.minres.scviewer.target</module>
@@ -29,6 +29,7 @@
 		<tycho-version>1.5.0</tycho-version>
 		<groovy-eclipse-compiler-version>3.6.0-03</groovy-eclipse-compiler-version>
 		<groovy-eclipse-batch-version>3.0.3-01</groovy-eclipse-batch-version>
+		<software.download.area>${project.basedir}/../../..</software.download.area>
 	</properties>
 
 	<build>
@@ -67,7 +68,7 @@
 						<artifact>
 							<groupId>com.minres.scviewer</groupId>
 							<artifactId>com.minres.scviewer.target</artifactId>
-							<version>2.14.2</version>
+							<version>2.15.1</version>
 						</artifact>
 					</target>
 					<environments>
@@ -125,7 +126,6 @@
 						<plugin id="org.hamcrest.core" />
 						<plugin id="org.junit" />						
 						<plugin id="com.minres.scviewer.e4.product" />
-						<plugin id="com.minres.scviewer.e4.product_slim" />
 						<plugin id="org.eclipse.core.filesystem.linux.x86_64" />
 						<plugin id="org.eclipse.core.filesystem.win32.x86_64" />
 						<plugin id="com.opcoach.e4.preferences" />

products/com.minres.scviewer.e4.product/pom.xml

@@ -6,11 +6,11 @@
 	<parent>
 		<groupId>com.minres.scviewer</groupId>
 		<artifactId>com.minres.scviewer.parent</artifactId>
-		<version>2.14.2</version>
+		<version>2.15.1</version>
 		<relativePath>../..</relativePath>
 	</parent>
 	<artifactId>com.minres.scviewer.e4.product</artifactId>
-  	<version>2.14.2</version>
+  	<version>2.15.1</version>
 	<packaging>eclipse-repository</packaging>
 	<groupId>com.minres.scviewer</groupId>
 	<build>
@@ -45,7 +45,7 @@
 					</formats>
 					<products>
 						<product>
-							<id>product</id>
+							<id>scviewer</id>
 							<archiveFileName>SCViewer-${parsedVersion.majorVersion}.${parsedVersion.minorVersion}.${parsedVersion.incrementalVersion}</archiveFileName>
 							<rootFolders>
 								<macosx>SCViewer.app</macosx>

products/com.minres.scviewer.e4.product/scviewer.product

@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <?pde version="3.5"?>
 
-<product name="SCViewer" uid="product" id="com.minres.scviewer.e4.application.product" application="org.eclipse.e4.ui.workbench.swt.E4Application" version="2.14.2" useFeatures="true" includeLaunchers="true">
+<product name="SCViewer" uid="scviewer" id="com.minres.scviewer.e4.application.product" application="org.eclipse.e4.ui.workbench.swt.E4Application" version="2.15.1" useFeatures="true" includeLaunchers="true">
+
 
    <configIni use="default">
    </configIni>
@@ -9,7 +10,7 @@
    <launcherArgs>
       <programArgs>-clearPersistedState
       </programArgs>
-      <vmArgs>-Xms64m -Xmx2G -Dosgi.instance.area=@user.home/.scviewer -Dosgi.instance.area.default=@user.home/.scviewer --add-modules=ALL-SYSTEM -Dfile.encoding=UTF-8
+      <vmArgs>-Xms64m -Xmx4G -Dosgi.instance.area=@user.home/.scviewer -Dosgi.instance.area.default=@user.home/.scviewer --add-modules=ALL-SYSTEM -Dfile.encoding=UTF-8
       </vmArgs>
       <vmArgsMac>-XstartOnFirstThread -Dorg.eclipse.swt.internal.carbon.smallFonts
       </vmArgsMac>
@@ -17,6 +18,7 @@
 
    <windowImages/>
 
+
    <launcher name="scviewer">
       <linux icon="icons/SCViewer_512x512.xpm"/>
       <macosx icon="icons/SCViewer.icns"/>
@@ -33,6 +35,7 @@
       </win>
    </launcher>
 
+
    <vm>
       <linux include="true">org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-11</linux>
       <macos include="true">org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-11</macos>
@@ -75,6 +78,10 @@
       <plugin id="org.eclipse.osgi" autoStart="true" startLevel="-1" />
    </configurations>
 
+   <repositories>
+      <repository location="http://https://minres.github.io/SCViewer/repository" enabled="true" />
+   </repositories>
+
    <preferencesInfo>
       <targetfile overwrite="false"/>
    </preferencesInfo>

releng/com.minres.scviewer.target/pom.xml

@@ -12,7 +12,7 @@
   <parent>
   	<groupId>com.minres.scviewer</groupId>
   	<artifactId>com.minres.scviewer.parent</artifactId>
-  	<version>2.14.2</version>
+  	<version>2.15.1</version>
   	<relativePath>../..</relativePath>
   </parent>
 

releng/com.minres.scviewer.updateSite/.gitignore

@@ -3,3 +3,4 @@
 /artifacts.jar
 /content.jar
 /target/
+/gh-pages/

releng/com.minres.scviewer.updateSite/packaging-p2-composite.ant

@@ -0,0 +1,104 @@
+<?xml version="1.0"?>
+<project name="project">
+
+    <target name="getMajorMinorVersion">
+        <script language="javascript">
+            <![CDATA[
+
+                  // getting the value
+                  buildnumber = project.getProperty("unqualifiedVersion");
+                  index = buildnumber.lastIndexOf(".");
+                  counter = buildnumber.substring(0, index);
+            project.setProperty("majorMinorVersion",counter);
+
+              ]]>
+        </script>
+    </target>
+
+    <target name="test_getMajorMinor" depends="getMajorMinorVersion">
+        <echo message="majorMinorVersion: ${majorMinorVersion}"/>
+    </target>
+
+    <!--
+    site.label      The name/title/label of the created composite site
+    unqualifiedVersion  The version without any qualifier replacement
+    buildQualifier    The build qualifier
+  -->
+    <target name="compute.child.repository.data" depends="getMajorMinorVersion">
+        <property name="full.version" value="${unqualifiedVersion}" />
+
+        <property name="software.download.area" location="${user.home}/p2.repositories" />
+        <property name="updates.dir" value="updates" />
+
+        <property name="site.composite.name" value="${site.label} ${majorMinorVersion}" />
+        <property name="main.site.composite.name" value="${site.label} All Versions" />
+
+    	<!--
+        <property name="main.composite.repository.directory" location="${software.download.area}/${updates.dir}" />
+      -->
+        <property name="main.composite.repository.directory" location="${software.download.area}" />
+
+        <property name="composite.repository.directory" value="${main.composite.repository.directory}/${majorMinorVersion}" />
+        <property name="child.repository" value="${full.version}" />
+        <property name="child.repository.directory" value="${composite.repository.directory}/${child.repository}/" />
+    </target>
+
+    <target name="p2.composite.add" depends="compute.child.repository.data">
+        <property name="source.repository" location="${project.build.directory}/repository"/>
+
+        <echo message=" " />
+
+        <echo message="Source repository path: ${source.repository}" />
+
+        <echo message="Copying to ${child.repository.directory}..." />
+
+        <mkdir dir="${child.repository.directory}"/>
+        <copy todir="${child.repository.directory}" overwrite="true">
+            <fileset dir="${source.repository}" />
+        </copy>
+
+        <add.composite.repository.internal
+      composite.repository.location="${composite.repository.directory}"
+      composite.repository.name="${site.composite.name}"
+      composite.repository.child="${child.repository}"
+    />
+
+        <add.composite.repository.internal
+      composite.repository.location="${main.composite.repository.directory}"
+      composite.repository.name="${main.site.composite.name}"
+      composite.repository.child="${majorMinorVersion}"
+    />
+
+    </target>
+
+    <!-- = = = = = = = = = = = = = = = = =
+          macrodef: add.composite.repository.internal          
+         = = = = = = = = = = = = = = = = = -->
+    <macrodef name="add.composite.repository.internal">
+        <attribute name="composite.repository.location" />
+        <attribute name="composite.repository.name" />
+        <attribute name="composite.repository.child" />
+        <sequential>
+
+            <echo message=" " />
+            <echo message="Composite repository       : @{composite.repository.location}" />
+            <echo message="Composite name             : @{composite.repository.name}" />
+            <echo message="Adding child repository    : @{composite.repository.child}" />
+
+            <p2.composite.repository>
+                <repository compressed="false" location="@{composite.repository.location}" name="@{composite.repository.name}" />
+                <add>
+                    <repository location="@{composite.repository.child}" />
+                </add>
+            </p2.composite.repository>
+
+            <echo file="@{composite.repository.location}/p2.index">version=1
+metadata.repository.factory.order=compositeContent.xml,\!
+artifact.repository.factory.order=compositeArtifacts.xml,\!
+</echo>
+
+        </sequential>
+    </macrodef>
+
+
+</project>

releng/com.minres.scviewer.updateSite/pom.xml

@@ -7,22 +7,23 @@
 	<parent>
 		<groupId>com.minres.scviewer</groupId>
 		<artifactId>com.minres.scviewer.parent</artifactId>
-		<version>2.14.2</version>
+		<version>2.15.1</version>
 		<relativePath>../..</relativePath>
 	</parent>
-    <build>
+	<build>
-        <plugins>
+		<plugins>
-            <!-- make sure that zipped p2 repositories have the fully qualified version -->
+			<!-- make sure that zipped p2 repositories have the fully qualified version -->
-            <plugin>
+			<plugin>
-                <groupId>org.eclipse.tycho</groupId>
+				<groupId>org.eclipse.tycho</groupId>
-                <artifactId>tycho-p2-repository-plugin</artifactId>
+				<artifactId>tycho-p2-repository-plugin</artifactId>
-                <version>${tycho-version}</version>
+				<version>${tycho-version}</version>
-                <configuration>
+				<configuration>
-                    <finalName>${project.artifactId}-${qualifiedVersion}</finalName>
+					<finalName>${project.artifactId}-${qualifiedVersion}</finalName>
-                </configuration>
+				</configuration>
-            </plugin>
+			</plugin>
-        </plugins>
+		</plugins>
-    </build>
+	</build>
+	
 	<profiles>
 		<profile>
 			<!-- Activate this profile to perform the release to Bintray -->
@@ -33,38 +34,78 @@
 			<build>
 				<plugins>
 					<plugin>
-						<groupId>com.carrotgarden.maven</groupId>
+						<groupId>org.codehaus.mojo</groupId>
-						<artifactId>bintray-maven-plugin</artifactId>
+						<artifactId>exec-maven-plugin</artifactId>
-    					<version>1.5.20191113165555</version>
+						<version>3.0.0</version>
-   						<configuration>
-							<skip>false</skip>
-							<!-- Bintray organization name. -->
-							<subject>minres</subject>
-							<!-- Bintray target repository. -->
-							<repository>eclipse</repository>
-							<!-- Bintray package name -->
-							<bintrayPackage>SCViewer</bintrayPackage>
-							<!-- Bintray package version number -->
-							<bintrayVersion>${parsedVersion.majorVersion}.${parsedVersion.minorVersion}.${parsedVersion.incrementalVersion}</bintrayVersion>
-							<!-- remove any preexisting files -->
-							<performDestroy>true</performDestroy>
-							<!-- information used when creating the package  -->							
-							<packageVcsUrl>https://git.minres.com/VP-Tools/SCViewer.git</packageVcsUrl>
-							<packageLicenses>EPL-1.0</packageLicenses>
-							<!-- Local folder content to sync to the remote repo. -->
-							<sourceFolder>${project.build.directory}/repository</sourceFolder>
-							<!-- Remote folder for local content upload, relative path. -->
-							<targetFolder>SCViewer/${parsedVersion.majorVersion}.${parsedVersion.minorVersion}</targetFolder>
-							<!-- Bintray credentials in settings.xml. -->
-							<serverId>bintray-minres-deploy</serverId>
-						</configuration>
 						<executions>
-							<!-- Activate "bintray:upload" during "package" -->
 							<execution>
 								<phase>package</phase>
 								<goals>
-                                    <goal>upload</goal>
+									<goal>exec</goal>
-                                </goals>
+								</goals>
+							</execution>
+						</executions>
+						<configuration>
+							<executable>bash</executable>
+							<!-- optional -->
+							<workingDirectory>${software.download.area}</workingDirectory>
+							<arguments>
+								<argument>-c</argument>
+								<argument>if [ -d SCViewer-GHP ]; then cd SCViewer-GHP; git pull; else git clone -v --branch gh-pages https://git.minres.com/VP-Tools/SCViewer.git SCViewer-GHP; fi</argument>
+							</arguments>
+							<environmentVariables>
+								<LANG>en_US</LANG>
+							</environmentVariables>
+						</configuration>
+					</plugin>
+ 					<plugin>
+						<groupId>org.eclipse.tycho.extras</groupId>
+						<artifactId>tycho-eclipserun-plugin</artifactId>
+						<version>${tycho-version}</version>
+						<configuration>
+							<!-- IMPORTANT: DO NOT split the arg line -->
+							<appArgLine>-application org.eclipse.ant.core.antRunner -buildfile packaging-p2-composite.ant p2.composite.add -Dsite.label="SCViewer Software Repository" -Dproject.build.directory=${project.build.directory} -DunqualifiedVersion=${unqualifiedVersion} -Dsoftware.download.area="${software.download.area}/SCViewer-GHP/repository"</appArgLine>
+							<repositories>
+								<repository>
+									<id>2020-03</id>
+									<layout>p2</layout>
+									<url>http://download.eclipse.org/releases/2020-03/</url>
+								</repository>
+							</repositories>
+							<dependencies>
+								<dependency>
+									<artifactId>org.eclipse.ant.core</artifactId>
+									<type>eclipse-plugin</type>
+								</dependency>
+								<dependency>
+									<artifactId>org.apache.ant</artifactId>
+									<type>eclipse-plugin</type>
+								</dependency>
+								<dependency>
+									<artifactId>org.eclipse.equinox.p2.repository.tools</artifactId>
+									<type>eclipse-plugin</type>
+								</dependency>
+								<dependency>
+									<artifactId>org.eclipse.equinox.p2.core.feature</artifactId>
+									<type>eclipse-feature</type>
+								</dependency>
+								<dependency>
+									<artifactId>org.eclipse.equinox.p2.extras.feature</artifactId>
+									<type>eclipse-feature</type>
+								</dependency>
+								<dependency>
+									<artifactId>org.eclipse.equinox.ds</artifactId>
+									<type>eclipse-plugin</type>
+								</dependency>
+							</dependencies>
+						</configuration>
+						<executions>
+							<execution>
+								<id>add-p2-composite-repository</id>
+								<phase>package</phase>
+								<goals>
+									<goal>eclipse-run</goal>
+								</goals>
 							</execution>
 						</executions>
 					</plugin>

tests/com.minres.scviewer.database.test/pom.xml

@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>com.minres.scviewer</groupId>
 		<artifactId>com.minres.scviewer.parent</artifactId>
-		<version>2.14.2</version>
+		<version>2.15.1</version>
 		<relativePath>../..</relativePath>
 	</parent>
 	<packaging>eclipse-test-plugin</packaging>