add initial implementation of TX hover

com.minres.scviewer.database.ui.swt/META-INF/MANIFEST.MF

@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: SWT widget
 Bundle-SymbolicName: com.minres.scviewer.database.ui.swt
-Bundle-Version: 2.1.0.qualifier
+Bundle-Version: 2.2.0.qualifier
 Bundle-Vendor: MINRES Technologies GmbH
 Bundle-RequiredExecutionEnvironment: JavaSE-1.8
 Require-Bundle: org.eclipse.swt;bundle-version="3.103.1",

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

@@ -8,5 +8,5 @@
   	<version>2.0.0-SNAPSHOT</version>
   	<relativePath>../com.minres.scviewer.parent</relativePath>
   </parent>
-  <version>2.1.0-SNAPSHOT</version>
+  <version>2.2.0-SNAPSHOT</version>
 </project>

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

@@ -2,8 +2,12 @@ package com.minres.scviewer.database.swt;
 
 public class Constants {
 
-	public final static String[] unitString={"fs", "ps", "ns", "us", "ms"};//, "s"};
+	public static final String[] unitString={"fs", "ps", "ns", "us", "ms"};//, "s"};
     
-    public final static int[] unitMultiplier={1, 3, 10, 30, 100, 300};
+    public static final int[] unitMultiplier={1, 3, 10, 30, 100, 300};
+
+	public static final String CONTENT_PROVIDER_TAG = "TOOLTIP_CONTENT_PROVIDER";
+	public static final String TEXT_PROVIDER_TAG = "TOOLTIP_TEXT_PROVIDER";
+	public static final String HELP_PROVIDER_TAG = "TOOLTIP_HELP_PROVIDER";
 
 }

com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/swt/ToolTipHelpTextProvider.java

@@ -0,0 +1,12 @@
+package com.minres.scviewer.database.swt;
+
+import org.eclipse.swt.widgets.Widget;
+
+public interface ToolTipHelpTextProvider {
+	/**
+	 * Get help text
+	 * @param widget the widget that is under help
+	 * @return a help text string
+	 */
+	public String getHelpText(Widget widget);
+}

com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/swt/ToolTipTableContentProvider.java

@@ -0,0 +1,21 @@
+package com.minres.scviewer.database.swt;
+
+import java.util.List;
+
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.widgets.Widget;
+
+public interface ToolTipTableContentProvider {
+	
+	public ToolTipTableContentProvider initialize(Widget widget, Point pt);
+	
+	public String getTableTitle();
+	/**
+	 * Get tool tip table content
+	 * @param widget the widget that is under help
+	 * @oaram pt the point where the mouse cursor is located
+	 * @return a list of string arrays of size 2 (content & value)
+	 */
+	public List<String[]> getTableContent();
+
+}

com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/swt/internal/RelSelectionDialog.java

@@ -0,0 +1,73 @@
+package com.minres.scviewer.database.swt.internal;
+
+import static org.eclipse.swt.events.SelectionListener.widgetSelectedAdapter;
+
+import java.util.ArrayList;
+import java.util.stream.Collectors;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.layout.RowLayout;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Dialog;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.List;
+import org.eclipse.swt.widgets.Shell;
+
+import com.minres.scviewer.database.ITx;
+import com.minres.scviewer.database.ITxRelation;
+
+class RelSelectionDialog extends Dialog {
+	private java.util.List<ITxRelation> entries;
+	
+	private java.util.List<ITx> entryTx;
+	
+	private ITxRelation selected = null;
+	
+	public RelSelectionDialog(Shell shell, ArrayList<ITxRelation> candidates, boolean target) {
+		super(shell);
+		entries = candidates;
+		entryTx = entries.stream().map(r->target?r.getTarget():r.getSource()).collect(Collectors.toCollection(ArrayList::new));
+	}
+
+public ITxRelation open() {
+    Shell parent = getParent();
+    Shell dialog = new Shell(parent, SWT.SHEET | SWT.APPLICATION_MODAL);
+    dialog.setMinimumSize(10, 10);
+    
+    RowLayout rowLayout = new RowLayout(SWT.VERTICAL);
+    //rowLayout.fill = true; // Overriding default values.
+    rowLayout.marginWidth=3;
+    rowLayout.marginHeight=0;
+    rowLayout.marginLeft = 3;
+    rowLayout.marginTop = 0;
+    rowLayout.marginRight = 3;
+    rowLayout.marginBottom = 0;
+    dialog.setLayout(rowLayout);
+    final Label lbl = new Label(dialog,SWT.NONE);
+    lbl.setText("Select one:");
+    final List list = new List (dialog, SWT.NONE);
+    for (ITx iTx : entryTx) {
+    	list.add ("#tx" + iTx.getId()+" ("+iTx.getStream().getFullName()+")");
+	}
+	list.addListener (SWT.Selection, e -> {
+		int selection = list.getSelectionIndex();
+		if(selection>=0) {
+			selected=entries.get(selection);
+			dialog.close();
+		}
+	});
+	final Button bt = new Button(dialog, SWT.PUSH | SWT.RIGHT);
+	bt.setText("Dismiss");
+	bt.setAlignment(SWT.CENTER);
+	bt.addSelectionListener(widgetSelectedAdapter(e -> dialog.close()));
+	dialog.pack();
+    dialog.open();
+    Display display = parent.getDisplay();
+    while (!dialog.isDisposed()) {
+      if (!display.readAndDispatch())
+        display.sleep();
+    }
+    return selected;
+  }
+}

com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/swt/internal/ToolTipHandler.java

@@ -0,0 +1,244 @@
+package com.minres.scviewer.database.swt.internal;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.MouseEvent;
+import org.eclipse.swt.events.MouseListener;
+import org.eclipse.swt.events.MouseMoveListener;
+import org.eclipse.swt.events.MouseTrackAdapter;
+import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.graphics.Font;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.layout.FillLayout;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.Table;
+import org.eclipse.swt.widgets.TableColumn;
+import org.eclipse.swt.widgets.TableItem;
+import org.eclipse.swt.widgets.ToolBar;
+import org.eclipse.swt.widgets.Tree;
+import org.eclipse.swt.widgets.Widget;
+
+import com.minres.scviewer.database.swt.Constants;
+import com.minres.scviewer.database.swt.ToolTipHelpTextProvider;
+import com.minres.scviewer.database.swt.ToolTipTableContentProvider;
+
+class ToolTipHandler {
+	
+	private Shell  parentShell;
+	private Shell  tipShell;
+	private Label  tipLabelText;
+	private Table  tipTable;
+	private Widget tipWidget; // widget this tooltip is hovering over
+	private Point  tipPosition; // the position being hovered over
+
+	private final TableColumn[] columns;
+	
+	private static final int hoverYOffset = 1;
+	
+	private static final String[] COLUMN_NAMES = { "Name", "Value"};
+	
+	
+	private static final int MAX_CHARS = 48;
+	// The names of the first 32 characters
+	private Color[] colors = new Color[MAX_CHARS];
+	
+	/**
+	 * Creates a new tooltip handler
+	 *
+	 * @param parent the parent Shell
+	 */
+	public ToolTipHandler(Shell parent) {
+		final Display display = parent.getDisplay();
+		this.parentShell = parent;
+
+		tipShell = new Shell(parent, SWT.ON_TOP | SWT.TOOL);
+		GridLayout gridLayout = new GridLayout();
+		gridLayout.numColumns = 1;
+		gridLayout.marginWidth = 2;
+		gridLayout.marginHeight = 2;
+		tipShell.setLayout(gridLayout);
+
+		tipShell.setBackground(display.getSystemColor(SWT.COLOR_INFO_BACKGROUND));
+
+		tipLabelText = new Label(tipShell, SWT.NONE);
+		tipLabelText.setForeground(display.getSystemColor(SWT.COLOR_INFO_FOREGROUND));
+		tipLabelText.setBackground(display.getSystemColor(SWT.COLOR_INFO_BACKGROUND));
+		tipLabelText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL |GridData.VERTICAL_ALIGN_CENTER));
+		
+		final Font font = new Font(Display.getCurrent(), "Terminal", 10, SWT.NORMAL);
+		tipTable = new Table(tipShell, SWT.NONE);
+		tipTable.setHeaderVisible(true);
+		tipTable.setLinesVisible(true);
+		tipTable.setFont(font);
+		
+		columns = createColumns(tipTable);
+
+		tipTable.setRedraw(false);		
+		for (int i = 0; i < MAX_CHARS; i++) {
+			// Create a background color for this row
+			colors[i] = new Color(tipTable.getDisplay(), 255 - i, 127 + i, i);
+
+			// Create the row in the table by creating
+			// a TableItem and setting text for each
+			// column
+			int c = 0;
+			TableItem item = new TableItem(tipTable, SWT.NONE);
+			item.setText(c++, String.valueOf((char) i));
+			item.setText(c++, String.valueOf(i));
+			item.setBackground(colors[i]);
+		}
+		// Now that we've set the text into the columns,
+		// we call pack() on each one to size it to the
+		// contents.
+		for (int i = 0, n = columns.length; i < n; i++)
+			columns[i].pack();
+		// Set redraw back to true so that the table
+		// will paint appropriately
+		tipTable.setRedraw(true);
+
+	}
+
+	private TableColumn[] createColumns(Table table) {
+		TableColumn[] columns = new TableColumn[COLUMN_NAMES.length];
+		for (int i = 0, n = columns.length; i < n; i++) {
+			columns[i] = new TableColumn(table, SWT.LEFT);
+			columns[i].setText(COLUMN_NAMES[i]);
+		}
+		return columns;
+	}
+
+	/**
+	 * Enables customized hover help for a specified control
+	 *
+	 * @control the control on which to enable hoverhelp
+	 */
+	public void activateHoverHelp(final Control control) {
+		/*
+		 * Get out of the way if we attempt to activate the control underneath the tooltip
+		 */
+		control.addMouseListener(MouseListener.mouseDownAdapter(e -> {
+			if (tipShell.isVisible())
+				tipShell.setVisible(false);
+		}));
+		/*
+		 * get out of the way if we move the mouse
+		 */
+		control.addMouseMoveListener(new MouseMoveListener() {
+			@Override
+			public void mouseMove(MouseEvent e) {
+				if (tipShell.isVisible())
+					tipShell.setVisible(false);
+			}
+
+		});
+		/*
+		 * Trap hover events to pop-up tooltip
+		 */
+		control.addMouseTrackListener(new MouseTrackAdapter () {
+			@Override
+			public void mouseExit(MouseEvent e) {
+				if (tipShell.isVisible()) tipShell.setVisible(false);
+				tipWidget = null;
+			}
+			@Override
+			public void mouseHover (MouseEvent event) {
+				Point pt = new Point (event.x, event.y);
+				Widget widget = event.widget;
+				if (widget instanceof ToolBar) {
+					ToolBar w = (ToolBar) widget;
+					widget = w.getItem (pt);
+				}
+				if (widget instanceof Table) {
+					Table w = (Table) widget;
+					widget = w.getItem (pt);
+				}
+				if (widget instanceof Tree) {
+					Tree w = (Tree) widget;
+					widget = w.getItem (pt);
+				}
+				if (widget == null) {
+					tipShell.setVisible(false);
+					tipWidget = null;
+					return;
+				}
+				if (widget == tipWidget && tipShell.isVisible()) return;
+				tipWidget = widget;
+				tipPosition = control.toDisplay(pt);
+				boolean showDialog = false;
+				Object o = widget.getData(Constants.CONTENT_PROVIDER_TAG);
+				if(o != null) {
+					ToolTipTableContentProvider provider = ((ToolTipTableContentProvider)o).initialize(widget, pt);
+					tipLabelText.setText(provider.getTableTitle());
+					tipTable.setRedraw(false);	
+					tipTable.removeAll();
+					for (String[] strings : provider.getTableContent()) {
+						if(strings.length>0) {
+							showDialog=true;
+							TableItem item = new TableItem(tipTable, SWT.NONE);
+							item.setText(0, strings[0]);
+							if(strings.length>1) 
+								item.setText(1, strings[1]);
+						}
+					}
+					for (int i = 0, n = columns.length; i < n; i++)
+						columns[i].pack();
+					tipTable.setRedraw(true);		
+					tipTable.setVisible(true);
+				} else {
+					tipTable.setVisible(false);
+				}
+				String text = (String) widget.getData(Constants.TEXT_PROVIDER_TAG);
+				if(text != null) {
+					tipLabelText.setText(text != null ? text : "Hover test should go here");
+					showDialog=true;
+				}
+				if(showDialog) {
+					tipShell.pack();
+					setHoverLocation(tipShell, tipPosition);
+					tipShell.setVisible(true);
+				}
+			}
+		});
+
+		/*
+		 * Trap F1 Help to pop up a custom help box
+		 */
+		control.addHelpListener(event -> {
+			if (tipWidget == null) return;
+			ToolTipHelpTextProvider handler = (ToolTipHelpTextProvider)tipWidget.getData(Constants.HELP_PROVIDER_TAG);
+			if (handler == null) return;
+			String text = handler.getHelpText(tipWidget);
+			if (text == null) return;
+
+			if (tipShell.isVisible()) {
+				tipShell.setVisible(false);
+				Shell helpShell = new Shell(parentShell, SWT.SHELL_TRIM);
+				helpShell.setLayout(new FillLayout());
+				Label label = new Label(helpShell, SWT.NONE);
+				label.setText(text);
+				helpShell.pack();
+				setHoverLocation(helpShell, tipPosition);
+				helpShell.open();
+			}
+		});
+	}
+
+	/**
+	 * Sets the location for a hovering shell
+	 * @param shell the object that is to hover
+	 * @param position the position of a widget to hover over
+	 * @return the top-left location for a hovering box
+	 */
+	private void setHoverLocation(Shell shell, Point position) {
+		Rectangle displayBounds = shell.getDisplay().getBounds();
+		Rectangle shellBounds = shell.getBounds();
+		shellBounds.x = Math.max(Math.min(position.x, displayBounds.width - shellBounds.width), 0);
+		shellBounds.y = Math.max(Math.min(position.y + hoverYOffset, displayBounds.height - shellBounds.height), 0);
+		shell.setBounds(shellBounds);
+	}
+}

com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/swt/internal/WaveformCanvas.java

@@ -426,7 +426,7 @@ public class WaveformCanvas extends Canvas{
         }
     }
 
-    public List<Object> getClicked(Point point) {
+    public List<Object> getElementsAt(Point point) {
     	LinkedList<Object> result=new LinkedList<>();
         for (IPainter p : Lists.reverse(painterList)) {
             if (p instanceof TrackAreaPainter) {

com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/swt/internal/WaveformViewer.java

@@ -15,6 +15,7 @@ import java.beans.PropertyChangeEvent;
 import java.beans.PropertyChangeListener;
 import java.beans.PropertyChangeSupport;
 import java.text.DecimalFormat;
+import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
@@ -24,6 +25,7 @@ import java.util.Map.Entry;
 import java.util.NavigableMap;
 import java.util.NoSuchElementException;
 import java.util.TreeMap;
+import java.util.stream.Collectors;
 
 import org.eclipse.core.runtime.ListenerList;
 import org.eclipse.jface.util.LocalSelectionTransfer;
@@ -97,7 +99,7 @@ public class WaveformViewer implements IWaveformViewer  {
 
 	private PropertyChangeSupport pcs;
 
-	static final DecimalFormat df = new DecimalFormat("#.00####"); 
+	static final DecimalFormat df = new DecimalFormat("#0.00####"); 
 
 	private ITx currentTxSelection;
 
@@ -115,6 +117,8 @@ public class WaveformViewer implements IWaveformViewer  {
 
 	final WaveformCanvas waveformCanvas;
 
+	final ToolTipHandler toolTipHandler;
+	
 	private boolean revealSelected=false;
 	
 	private Composite top;
@@ -159,7 +163,7 @@ public class WaveformViewer implements IWaveformViewer  {
 			down=true;
 			if((e.stateMask&SWT.MODIFIER_MASK)!=0) return; //don't react on modifier
 			if (e.button ==  1) {	
-				initialSelected = waveformCanvas.getClicked(start);
+				initialSelected = waveformCanvas.getElementsAt(start);
 			} else if (e.button == 3) {
 				Menu topMenu= top.getMenu();
 				if(topMenu!=null) topMenu.setVisible(true);
@@ -248,7 +252,7 @@ public class WaveformViewer implements IWaveformViewer  {
 		protected long snapOffsetToEvent(Point p) {
 			long time= waveformCanvas.getTimeForOffset(p.x);
 			long scaling=5*waveformCanvas.getScaleFactor();
-			for(Object o:waveformCanvas.getClicked(p)){
+			for(Object o:waveformCanvas.getElementsAt(p)){
 				Entry<Long, ?> floorEntry=null, ceilEntry=null;
 				if(o instanceof TrackEntry){ 
 					TrackEntry entry = (TrackEntry) o;
@@ -417,6 +421,9 @@ public class WaveformViewer implements IWaveformViewer  {
 		createStreamDropTarget(valueList);
 		createWaveformDragSource(waveformCanvas);
 		createWaveformDropTarget(waveformCanvas);
+		
+		toolTipHandler = new ToolTipHandler(parent.getShell());
+		toolTipHandler.activateHoverHelp(waveformCanvas);
 	}
 
 	private Composite createTextPane(SashForm leftSash, String text) {
@@ -809,24 +816,40 @@ public class WaveformViewer implements IWaveformViewer  {
 			} else {
 				if (direction == GotoDirection.NEXT) {
 					Collection<ITxRelation>  outRel=currentTxSelection.getOutgoingRelations();
-					for(ITxRelation rel:outRel){
+					ITxRelation tx = selectTxToNavigateTo(outRel, relationType, true);
-						if(relationType.equals(rel.getRelationType())){
+					if(tx!=null) setSelection(new StructuredSelection(tx.getTarget()), true);
-							setSelection(new StructuredSelection(rel.getTarget()), true);
-							return;
-						}
-					}
 				} else if (direction == GotoDirection.PREV) {
 					Collection<ITxRelation>  inRel=currentTxSelection.getIncomingRelations();
-					for(ITxRelation rel:inRel){
+					ITxRelation tx = selectTxToNavigateTo(inRel, relationType, false);
-						if(relationType.equals(rel.getRelationType())){
+					if(tx!=null) setSelection(new StructuredSelection(tx.getSource()), true);
-							setSelection(new StructuredSelection(rel.getSource()), true);
-							return;
 				}
 			}
 		}
 	}
+
+	private ITxRelation selectTxToNavigateTo(Collection<ITxRelation> rel, RelationType relationType, boolean target) {
+		ArrayList<ITxRelation> candidates = rel.stream().filter(r -> relationType.equals(r.getRelationType())).collect(Collectors.toCollection(ArrayList::new));
+		//new RelSelectionDialog(waveformCanvas.getShell(), candidates, target).open();
+		switch (candidates.size()) {
+		case 0: return null;
+		case 1: return candidates.get(0);
+		default:
+			ArrayList<ITxRelation> visibleCandidates = candidates.stream().filter(r -> streamsVisible(r)).collect(Collectors.toCollection(ArrayList::new));
+			if(visibleCandidates.size()==0) {
+				return new RelSelectionDialog(waveformCanvas.getShell(), candidates, target).open();
+			} else if(visibleCandidates.size()==1) {
+				return visibleCandidates.size()==1?visibleCandidates.get(0):null;
+			} else {
+				return new RelSelectionDialog(waveformCanvas.getShell(), visibleCandidates, target).open();
 			}
 		}
+	}
+	
+	private boolean streamsVisible(ITxRelation relation) {
+		final ITxStream<ITxEvent> src = relation.getSource().getStream();
+		final ITxStream<ITxEvent> tgt = relation.getTarget().getStream();
+		return streams.stream().anyMatch(x -> x.waveform == src) && streams.stream().anyMatch(x -> x.waveform == tgt);
+	}
 
 	/* (non-Javadoc)
 	 * @see com.minres.scviewer.database.swt.IWaveformPanel#moveCursor(com.minres.scviewer.database.swt.GotoDirection)
@@ -1130,6 +1153,10 @@ public class WaveformViewer implements IWaveformViewer  {
 		return null;
 	}
 
+	public List<Object> getElementsAt(Point pt){
+		return waveformCanvas.getElementsAt(pt);
+	}
+	
 	private void createWaveformDragSource(final Canvas canvas) {
 		Transfer[] types = new Transfer[] { LocalSelectionTransfer.getTransfer() };
 		DragSource dragSource = new DragSource(canvas, DND.DROP_MOVE);
@@ -1137,7 +1164,7 @@ public class WaveformViewer implements IWaveformViewer  {
 		dragSource.addDragListener(new DragSourceAdapter() {
 			public void dragStart(DragSourceEvent event) {
 				event.doit = false;
-				List<Object> clicked = waveformCanvas.getClicked(new Point(event.x, event.y));
+				List<Object> clicked = waveformCanvas.getElementsAt(new Point(event.x, event.y));
 				for(Object o:clicked){
 					if(o instanceof CursorPainter){
 						LocalSelectionTransfer.getTransfer().setSelection(new StructuredSelection(o));
@@ -1150,7 +1177,7 @@ public class WaveformViewer implements IWaveformViewer  {
 
 			public void dragSetData(DragSourceEvent event) {
 				if (LocalSelectionTransfer.getTransfer().isSupportedType(event.dataType)) {
-					event.data=waveformCanvas.getClicked(new Point(event.x, event.y)); 
+					event.data=waveformCanvas.getElementsAt(new Point(event.x, event.y)); 
 				}
 			}
 		});

com.minres.scviewer.database.ui/src/com/minres/scviewer/database/ui/IWaveformViewer.java

@@ -18,6 +18,7 @@ import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.ISelectionChangedListener;
 import org.eclipse.jface.viewers.ISelectionProvider;
 import org.eclipse.swt.events.DisposeListener;
+import org.eclipse.swt.graphics.Point;
 import org.eclipse.swt.graphics.RGB;
 import org.eclipse.swt.widgets.Control;
 
@@ -62,6 +63,8 @@ public interface IWaveformViewer extends PropertyChangeListener, ISelectionProvi
 
 	public TrackEntry getEntryForStream(IWaveform source);
 	
+	public List<Object> getElementsAt(Point pt);
+	
 	public void moveSelectedTrack(int i);
 	
     public void setHighliteRelation(RelationType relationType);

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: 2.3.0.qualifier
+Bundle-Version: 2.4.0.qualifier
 Bundle-Vendor: %Bundle-Vendor
 Require-Bundle: javax.inject;bundle-version="1.0.0",
   org.eclipse.core.runtime;bundle-version="3.11.1",

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

@@ -1,7 +1,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 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.e4.application</artifactId>
-  <version>2.3.0-SNAPSHOT</version>
+  <version>2.4.0-SNAPSHOT</version>
   <parent>
   	<groupId>com.minres.scviewer</groupId>
   	<artifactId>com.minres.scviewer.parent</artifactId>

com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/parts/TransactionDetails.java

@@ -188,9 +188,9 @@ public class TransactionDetails {
 			}
 		});
 		// Pack the columns
-//		for (int i = 0, n = table.getColumnCount(); i < n; i++) {
+		//		for (int i = 0, n = table.getColumnCount(); i < n; i++) {
-//			table.getColumn(i).pack();
+		//			table.getColumn(i).pack();
-//		}
+		//		}
 
 		// Turn on the header and the lines
 		tree.setHeaderVisible(true);
@@ -375,8 +375,8 @@ public class TransactionDetails {
 	 */
 	String txToString(ITx tx){
 		StringBuilder sb = new StringBuilder();
-		sb.append("tx#").append(tx.getId()).append("[").append(timeToString(tx.getBeginTime())). //$NON-NLS-1$ //$NON-NLS-2$
+		sb.append("tx#").append(tx.getId()).append("[").append(timeToString(tx.getBeginTime())); //$NON-NLS-1$ //$NON-NLS-2$
-			append(" - ").append(timeToString(tx.getEndTime())).append("]"); //$NON-NLS-1$ //$NON-NLS-2$
+		sb.append(" - ").append(timeToString(tx.getEndTime())).append("]"); //$NON-NLS-1$ //$NON-NLS-2$
 		return sb.toString();
 	}
 
@@ -491,7 +491,7 @@ public class TransactionDetails {
 	 * The Enum Type.
 	 */
 	enum Type {/** The props. */
-PROPS, /** The attrs. */
+		PROPS, /** The attrs. */
 		ATTRS, /** The in rel. */
 		IN_REL, /** The out rel. */
 		OUT_REL}
@@ -678,13 +678,18 @@ PROPS, /** The attrs. */
 					String value = attribute.getValue().toString();
 					if((DataType.UNSIGNED == attribute.getDataType() || DataType.INTEGER==attribute.getDataType()) && !"0".equals(value)) {
 						try {
-							value = attribute.getValue().toString() + " [0x"+Long.toHexString(Long.parseLong(attribute.getValue().toString()))+"]";
+							value += " [0x"+Long.toHexString(Long.parseLong(attribute.getValue().toString()))+"]";
 						} catch(NumberFormatException e) { }
 					}
 					return new StyledString(value);
 				}else if(element instanceof Object[]){
 					Object[] elements = (Object[]) element;
-					return new StyledString(elements[field].toString());
+					Object o = elements[field];
+					if(o instanceof ITx) {
+						ITx tx = (ITx)o;
+						return new StyledString(txToString(tx)+" ("+tx.getStream().getFullName()+")");
+					} else
+						return new StyledString(o.toString());
 				} else if(element instanceof ITx){
 					return new StyledString(txToString((ITx) element));
 				}else 

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

@@ -65,14 +65,18 @@ import org.eclipse.jface.viewers.StructuredSelection;
 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.graphics.RGB;
 import org.eclipse.swt.graphics.Rectangle;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Display;
 import org.eclipse.swt.widgets.Event;
 import org.eclipse.swt.widgets.Listener;
+import org.eclipse.swt.widgets.Widget;
 
+import com.minres.scviewer.database.DataType;
 import com.minres.scviewer.database.ITx;
+import com.minres.scviewer.database.ITxAttribute;
 import com.minres.scviewer.database.ITxEvent;
 import com.minres.scviewer.database.ITxRelation;
 import com.minres.scviewer.database.IWaveform;
@@ -80,6 +84,7 @@ import com.minres.scviewer.database.IWaveformDb;
 import com.minres.scviewer.database.IWaveformDbFactory;
 import com.minres.scviewer.database.RelationType;
 import com.minres.scviewer.database.swt.Constants;
+import com.minres.scviewer.database.swt.ToolTipTableContentProvider;
 import com.minres.scviewer.database.swt.WaveformViewerFactory;
 import com.minres.scviewer.database.ui.GotoDirection;
 import com.minres.scviewer.database.ui.ICursor;
@@ -366,6 +371,50 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 		prefs.addPreferenceChangeListener(this);
 		
 		waveformPane.addDisposeListener(this);
+
+		waveformPane.getWaveformControl().setData(Constants.CONTENT_PROVIDER_TAG, new ToolTipTableContentProvider() {
+			private List<Object> res;
+			
+			@Override
+			public ToolTipTableContentProvider initialize(Widget widget, Point pt) {
+				res = waveformPane.getElementsAt(pt);
+				return this;
+			}
+
+			@Override
+			public String getTableTitle() {
+				if(res.size()>0) {
+					Object o = res.get(0);
+					if(o instanceof ITx) {
+						ITx tx = (ITx)o;
+						return tx.toString();
+					}
+				}
+				return "";
+			}
+
+			@Override
+			public List<String[]> getTableContent() {
+				final ArrayList<String[]> ret = new ArrayList<>();
+				if(res.size()>0){
+					Object o = res.get(0);
+					if(o instanceof ITx) {
+						ITx tx = (ITx)o;
+						ret.add(new String[]{"type", tx.getGenerator().getName()});
+						for (ITxAttribute iTxAttribute : tx.getAttributes()) {
+							String value = iTxAttribute.getValue().toString();
+							if((DataType.UNSIGNED == iTxAttribute.getDataType() || DataType.INTEGER==iTxAttribute.getDataType()) && !"0".equals(value)) {
+								try {
+									value += " [0x"+Long.toHexString(Long.parseLong(iTxAttribute.getValue().toString()))+"]";
+								} catch(NumberFormatException e) { }
+							}
+							ret.add(new String[]{iTxAttribute.getName(), value});
+						}
+					}
+				}
+				return ret;
+			}
+		});
 	}
 
 	/* (non-Javadoc)