rename BLANK to EMPY, enhances separator render, fixes menu selection

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

@@ -16,5 +16,5 @@ public enum WaveformColors {
     TX_BG, TX_BG_HIGHLITE, TX_BORDER,
     SIGNAL0, SIGNAL1, SIGNALZ, SIGNALX, SIGNAL_CHANGE, SIGNALU, SIGNAL_TEXT, SIGNAL_REAL, SIGNAL_NAN,
     CURSOR, CURSOR_DRAG, CURSOR_TEXT,
-    MARKER, MARKER_TEXT, REL_ARROW, REL_ARROW_HIGHLITE, BLANK
+    MARKER, MARKER_TEXT, REL_ARROW, REL_ARROW_HIGHLITE, SEPARATOR
 }

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

@@ -50,7 +50,7 @@ public class DefaultWaveformStyleProvider implements IWaveformStyleProvider {
         colors[WaveformColors.MARKER_TEXT.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_WHITE);
         colors[WaveformColors.REL_ARROW.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_MAGENTA);
         colors[WaveformColors.REL_ARROW_HIGHLITE.ordinal()] = SWTResourceManager.getColor(255, 128, 255);
-        colors[WaveformColors.BLANK.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_DARK_RED);
+        colors[WaveformColors.SEPARATOR.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_DARK_RED);
 	}
 	/** 
 	 * needs redraw() afterwards

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

@@ -1,45 +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.database.ui.swt.internal;
-
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.graphics.Rectangle;
-
-import com.minres.scviewer.database.ui.TrackEntry;
-import com.minres.scviewer.database.ui.WaveformColors;
-
-public class BlankPainter extends TrackPainter {
-	/**
-	 * 
-	 */
-	private final WaveformCanvas waveCanvas;
-
-	public BlankPainter(WaveformCanvas txDisplay, boolean even, TrackEntry trackEntry) {
-		super(trackEntry, even);
-		this.waveCanvas = txDisplay;
-	}
-
-	public void paintArea(Projection proj, Rectangle area) {
-		if (trackEntry.selected)
-			proj.setBackground(this.waveCanvas.styleProvider.getColor(WaveformColors.TRACK_BG_HIGHLITE));
-		else
-			proj.setBackground(this.waveCanvas.styleProvider.getColor(even ? WaveformColors.TRACK_BG_EVEN : WaveformColors.TRACK_BG_ODD));
-		proj.setFillRule(SWT.FILL_EVEN_ODD);
-		proj.fillRectangle(area);
-		int trackHeight=trackEntry.height;
-		int txBase=trackHeight*2/5;
-		int txHeight=trackHeight/5;
-		Rectangle bb = new Rectangle(area.x, area.y+txBase,	area.width, txHeight);
-		proj.setBackground(this.waveCanvas.styleProvider.getColor(WaveformColors.BLANK));
-		proj.fillRectangle(bb);
-
-	}
-}

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

@@ -0,0 +1,85 @@
+/*******************************************************************************
+ * 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.database.ui.swt.internal;
+
+import javax.swing.JPanel;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.graphics.FontData;
+import org.eclipse.swt.graphics.GC;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.graphics.Rectangle;
+
+import com.minres.scviewer.database.ui.TrackEntry;
+import com.minres.scviewer.database.ui.WaveformColors;
+
+public class EmptyPainter extends TrackPainter {
+	/**
+	 * 
+	 */
+	private final WaveformCanvas waveCanvas;
+
+	private static final JPanel DUMMY_PANEL = new JPanel();
+
+	public EmptyPainter(WaveformCanvas txDisplay, boolean even, TrackEntry trackEntry) {
+		super(trackEntry, even);
+		this.waveCanvas = txDisplay;
+	}
+
+	public void paintArea(Projection proj, Rectangle area) {
+		Color bgColor = trackEntry.selected?this.waveCanvas.styleProvider.getColor(WaveformColors.TRACK_BG_HIGHLITE):this.waveCanvas.styleProvider.getColor(even ? WaveformColors.TRACK_BG_EVEN : WaveformColors.TRACK_BG_ODD);
+		GC gc = proj.getGC();
+		proj.setBackground(bgColor);
+		proj.setFillRule(SWT.FILL_EVEN_ODD);
+		proj.fillRectangle(area);
+		Color drawColor = this.waveCanvas.styleProvider.getColor(WaveformColors.SEPARATOR);
+		int trackHeight=trackEntry.height;
+		int txBase=trackHeight*2/5;
+		int txHeight=trackHeight/5;
+		proj.setBackground(drawColor);
+		proj.fillRectangle(new Rectangle(area.x, area.y+txBase,	area.width, txHeight));
+
+		String label = trackEntry.waveform.getName();
+		if(label.length()>0) {
+			Color textColor=waveCanvas.styleProvider.getColor(WaveformColors.SIGNAL_TEXT);
+			FontData fd = gc.getFont().getFontData()[0];
+			int height = gc.getDevice().getDPI().y * fd.getHeight() / 72;
+			java.awt.Font tmpAwtFont = new java.awt.Font(fd.getName(), fd.getStyle(), height);
+			int width = DUMMY_PANEL.getFontMetrics(tmpAwtFont).stringWidth(label);
+
+			int xBegin = (area.width-width)/2-5;
+			xBegin = xBegin<0?0:xBegin;
+			int xEnd = (area.width+width)/2+5;
+			xEnd = xEnd>area.width?area.width:xEnd;
+			int yOffsetT = this.waveCanvas.styleProvider.getTrackHeight() / 5 + area.y;
+			int yOffsetM = this.waveCanvas.styleProvider.getTrackHeight() / 2 + area.y;
+			int yOffsetB = 4 * this.waveCanvas.styleProvider.getTrackHeight() / 5 + area.y;
+			int[] points = { 
+					xBegin,     yOffsetM, 
+					xBegin + 1, yOffsetT, 
+					xEnd - 1,   yOffsetT, 
+					xEnd,       yOffsetM, 
+					xEnd - 1,   yOffsetB, 
+					xBegin + 1, yOffsetB
+			};
+			gc.setBackground(bgColor);
+			gc.fillPolygon(points);
+			gc.setForeground(drawColor);
+			gc.drawPolygon(points);
+			Rectangle old = gc.getClipping();
+			gc.setForeground(textColor);
+			gc.setClipping(xBegin + 3, yOffsetT, xEnd - xBegin - 5, yOffsetB - yOffsetT);
+			gc.drawText(label, xBegin + 3, yOffsetM - height / 2 - 1);
+			gc.setClipping(old);
+		}
+	}
+}

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

@@ -149,6 +149,24 @@ public class WaveformView implements IWaveformView {
 				if (entry != null)
 					entry.getValue().selected = true;
 			} else if (e.button == 3) {
+				ISelection sel = getSelection();
+				if(sel instanceof StructuredSelection) {
+					if(((StructuredSelection)sel).isEmpty()) {
+						Entry<Integer, TrackEntry> entry = trackVerticalOffset.floorEntry(e.y);
+						setSelection(new StructuredSelection(entry.getValue()), false, false);
+						lastClickedEntry = entry.getValue();
+					} else {
+						StructuredSelection structuredSelection = (StructuredSelection) sel;
+						if(structuredSelection.size()== 1 && structuredSelection.getFirstElement() instanceof TrackEntry) {
+							Entry<Integer, TrackEntry> entry = trackVerticalOffset.floorEntry(e.y);
+							TrackEntry selEntry = (TrackEntry) structuredSelection.getFirstElement();
+							if(!entry.getValue().equals(selEntry)) {
+								setSelection(new StructuredSelection(entry.getValue()), false, false);
+								lastClickedEntry = entry.getValue();
+							}
+						}
+					}
+				}
 				Menu topMenu = top.getMenu();
 				if (topMenu != null)
 					topMenu.setVisible(true);
@@ -182,6 +200,7 @@ public class WaveformView implements IWaveformView {
 			Entry<Integer, TrackEntry> entry = trackVerticalOffset.floorEntry(e.y);
 			if(entry != null)
 				setSelection(new StructuredSelection(entry.getValue()), false, false);
+				lastClickedEntry = entry.getValue();
 				for (IWaveformviewEventListener listner : eventListener) {
 					listner.onTrackEntryDoubleClickEvent(entry.getValue());
 				}
@@ -613,9 +632,9 @@ public class WaveformView implements IWaveformView {
 		} else if (streamEntry.waveform.getType() == WaveformType.SIGNAL) {
 			streamEntry.currentValue = "---";
 			waveformCanvas.addWaveformPainter(new SignalPainter(waveformCanvas, even, streamEntry), false);
-		} else if (streamEntry.waveform.getType() == WaveformType.BLANK) {
+		} else if (streamEntry.waveform.getType() == WaveformType.EMPTY) {
 			streamEntry.currentValue = "";
-			waveformCanvas.addWaveformPainter(new BlankPainter(waveformCanvas, even, streamEntry), false);
+			waveformCanvas.addWaveformPainter(new EmptyPainter(waveformCanvas, even, streamEntry), false);
 		}
 	}
 

plugins/com.minres.scviewer.database/src/com/minres/scviewer/database/EmptyWaveform.java

@@ -18,6 +18,15 @@ import java.util.List;
 public class EmptyWaveform implements IWaveform {
 
 	private String label = "";
+
+	
+	public EmptyWaveform() {
+	}
+
+	public EmptyWaveform(String label) {
+		this.label = label;
+	}
+
 	@Override
 	public void addPropertyChangeListener(PropertyChangeListener l) {
 	}
@@ -96,12 +105,12 @@ public class EmptyWaveform implements IWaveform {
 
 	@Override
 	public WaveformType getType() {
-		return WaveformType.BLANK;
+		return WaveformType.EMPTY;
 	}
 
 	@Override
 	public String getKind() {
-		return "BLANK";
+		return "separator";
 	}
 
 	@Override

plugins/com.minres.scviewer.database/src/com/minres/scviewer/database/WaveformType.java

@@ -22,5 +22,5 @@ public enum WaveformType {
 	/** The filter. */
 	FILTER,
 	/** The blank line. */
-	BLANK
+	EMPTY
 }

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

@@ -66,7 +66,7 @@
       <children xsi:type="menu:ToolBar" xmi:id="_95QGzHNmEeWBq8z1Dv39LA" elementId="toolbar:org.eclipse.ui.main.toolbar">
         <children xsi:type="menu:HandledToolItem" xmi:id="_ZSajwBkZEeudD5MqrWoETQ" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/folder_database.png" tooltip="Open new database" command="_95PfwHNmEeWBq8z1Dv39LA"/>
         <children xsi:type="menu:HandledToolItem" xmi:id="_95QGzXNmEeWBq8z1Dv39LA" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/database_refresh.png" tooltip="Re-load database" command="_srACsBkREeudD5MqrWoETQ"/>
-        <children xsi:type="menu:HandledToolItem" xmi:id="_o9UBUJeiEeW09eyIbHsdvg" elementId="com.minres.scviewer.e4.application.handledtoolitem.loadsettings" label="Load settings" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/folder_page.png" command="_7-AIMJebEeW09eyIbHsdvg">
+        <children xsi:type="menu:HandledToolItem" xmi:id="_o9UBUJeiEeW09eyIbHsdvg" elementId="com.minres.scviewer.e4.application.handledtoolitem.loadsettings" label="Load settings" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/folder_page.png" tooltip="Load settings" command="_7-AIMJebEeW09eyIbHsdvg">
           <parameters xmi:id="_tQZAEJeiEeW09eyIbHsdvg" elementId="com.minres.scviewer.e4.application.parameter.32" name="com.minres.scviewer.e4.application.commandparameter.loadStore" value="load"/>
         </children>
         <children xsi:type="menu:HandledToolItem" xmi:id="_95QGznNmEeWBq8z1Dv39LA" elementId="com.minres.scviewer.e4.application.handledtoolitem.savesettings" toBeRendered="false" visible="false" label="Save settings" iconURI="platform:/plugin/com.minres.scviewer.e4.application/icons/save_edit.png" command="_7-AIMJebEeW09eyIbHsdvg">

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/Messages.java

@@ -89,7 +89,7 @@ public class Messages extends NLS {
 	public static String marker_text;
 	public static String rel_arrow;
 	public static String rel_arrow_highlite;
-	public static String blank;
+	public static String separator;
 	public static String HelpBrowser_0;
 	public static String HelpBrowser_1;
 	public static String HelpBrowser_2;

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/messages.properties

@@ -83,7 +83,7 @@ marker=Marker
 marker_text=Marker TExt
 rel_arrow=Relation arrow
 rel_arrow_highlite=highlighted Relation arrorw
-blank=separator
+separator=separator
 UpdateHandler_URI=http://https://minres.github.io/SCViewer/repository
 UpdateHandler_10=Information
 UpdateHandler_11=Error

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

@@ -84,6 +84,7 @@ import org.eclipse.wb.swt.SWTResourceManager;
 import org.osgi.service.prefs.BackingStoreException;
 
 import com.minres.scviewer.database.DataType;
+import com.minres.scviewer.database.EmptyWaveform;
 import com.minres.scviewer.database.IHierNode;
 import com.minres.scviewer.database.IWaveform;
 import com.minres.scviewer.database.IWaveformDb;
@@ -132,6 +133,8 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 	/** The Constant SHOWN_WAVEFORM. */
 	protected static final String SHOWN_WAVEFORM = "SHOWN_WAVEFORM"; //$NON-NLS-1$
 
+	protected static final String WAVEFORM_TYPE = ".WAVEFORM_TYPE"; //$NON-NLS-1$
+
 	protected static final String VALUE_DISPLAY = ".VALUE_DISPLAY"; //$NON-NLS-1$
 
 	protected static final String WAVE_DISPLAY = ".WAVE_DISPLAY"; //$NON-NLS-1$
@@ -749,9 +752,12 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 		Integer index = 0;
 		for (TrackEntry trackEntry : waveformPane.getStreamList()) {
 			persistingState.put(SHOWN_WAVEFORM + index, trackEntry.waveform.getFullName());
+			persistingState.put(SHOWN_WAVEFORM + index + WAVEFORM_TYPE, trackEntry.waveform.getType().toString());
+			persistingState.put(SHOWN_WAVEFORM + index + WAVEFORM_SELECTED, String.valueOf(trackEntry.selected).toUpperCase());
+			if (trackEntry.waveform.getType()!=WaveformType.EMPTY) {
 				persistingState.put(SHOWN_WAVEFORM + index + VALUE_DISPLAY, trackEntry.valueDisplay.toString());
 				persistingState.put(SHOWN_WAVEFORM + index + WAVE_DISPLAY, trackEntry.waveDisplay.toString());
-			persistingState.put(SHOWN_WAVEFORM + index + WAVEFORM_SELECTED, String.valueOf(trackEntry.selected).toUpperCase());
+			}
 			index++;
 		}
 		List<ICursor> cursors = waveformPane.getCursorList();
@@ -807,6 +813,14 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 		List<TrackEntry> trackEntries = new LinkedList<>();
 		List<TrackEntry> selectedTrackEntries = new LinkedList<>();
 		for (int i = 0; i < waves; i++) {
+			String wtString  = state.get(SHOWN_WAVEFORM + i + WAVEFORM_TYPE);
+			if(wtString!=null && WaveformType.valueOf(wtString)==WaveformType.EMPTY) {
+				TrackEntry trackEntry = waveformPane.addWaveform(new EmptyWaveform(state.get(SHOWN_WAVEFORM + i)), -1);
+				//check if t is selected
+				trackEntries.add(trackEntry);
+				if(Boolean.parseBoolean(state.get(SHOWN_WAVEFORM + i + WAVEFORM_SELECTED)))
+					selectedTrackEntries.add(trackEntry);
+			} else {
 				IWaveform waveform = database.getStreamByName(state.get(SHOWN_WAVEFORM + i));
 				if (waveform != null) {
 					TrackEntry trackEntry = waveformPane.addWaveform(waveform, -1);
@@ -822,6 +836,7 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 						trackEntry.waveDisplay=WaveDisplay.valueOf(s);
 				}
 			}
+		}
 		Integer cursorLength = state.containsKey(SHOWN_CURSOR+"S")?Integer.parseInt(state.get(SHOWN_CURSOR + "S")):0; //$NON-NLS-1$ //$NON-NLS-2$
 		List<ICursor> cursors = waveformPane.getCursorList();
 		if (cursorLength == cursors.size()) {