Fixes #14 and this version won't crash when you click on something.

Author: Chris

dataTool/src/dataTool/annotations/ProgramNavigationPainter.java

@@ -231,7 +231,7 @@ public void paintControl(PaintEvent e) {
 							try {
 								map = call.searchProject(node.getMethod());
 								if(!map.isEmpty()) {
-									box.setText(map);
+									//box.setText(map);
 								}
 							} 
 							catch (CoreException e1) {

dataTool/src/dataTool/ui/NavigationBox.java

@@ -44,11 +44,11 @@ public void dispose() {
 		}
 	}
 
-	public void setText(HashMap<String, ArrayList<DataLink>> map) {
+	/*public void setText(HashMap<String, ArrayList<DataLink>> map) {
 		NavigationUpBox up = NavigationUpBox.getInstance(null, -1);
 		NavigationDownBox down = NavigationDownBox.getInstance(null, -1);
 		up.setText(map.get(Finder.UP));
 		down.setText(map.get(Finder.DOWN));
 		System.out.println(map.get(Finder.DOWN));		
-	}
+	}*/
 }

dataTool/src/dataTool/ui/NavigationDownBox.java

@@ -97,6 +97,9 @@ public void handleEvent(Event arg0) {
 		    	});
 	    	}
 	    }
+	    else {
+	    	shell.setText("");
+	    }
 	}
 
 	public void dispose() {

dataTool/src/dataTool/ui/NavigationUpBox.java

@@ -93,7 +93,6 @@ public void setText(ArrayList<DataLink> text) {
 	    composite.setLayout(new RowLayout());
 	    if(text != null) {
 	    	for(DataLink l: text) {
-	    		System.out.println(shell.getText());
 		    	if(!links.contains(l.getName())) {
 		    		links.add(l.getName());
 		    		Link link = new Link(composite, SWT.WRAP);
@@ -110,6 +109,9 @@ public void handleEvent(Event arg0) {
 		    	}
 	    	}
 	    }
+	    else {
+	    	shell.setText("");
+	    }
 	}
 
 	public void dispose() {