Bug 53888 Mnemonic collision Text Editor -> Quick Diff
20040303 The Make Default and Restore Defaults button have the same mnemonic
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/JavaEditorPreferencePage.java
gd= new GridData(GridData.FILL_HORIZONTAL);
		gd.horizontalAlignment= GridData.BEGINNING;
        gd.horizontalSpan= 2;
		fShowInOverviewRulerCheckBox.setLayoutData(gd);
		
		fShowInVerticalRulerCheckBox= new Button(optionsComposite, SWT.CHECK);
		fShowInVerticalRulerCheckBox.setText(PreferencesMessages.getString("JavaEditorPreferencePage.annotations.showInVerticalRuler")); 
		gd= new GridData(GridData.FILL_HORIZONTAL);
		gd.horizontalAlignment= GridData.BEGINNING;
		gd.horizontalSpan= 2;
		fShowInVerticalRulerCheckBox.setLayoutData(gd);
		
		label= new Label(optionsComposite, SWT.LEFT);
		label.setText(PreferencesMessages.getString("JavaEditorPreferencePage.annotations.color")); 
		gd= new GridData();
		gd.horizontalAlignment= GridData.BEGINNING;
		label.setLayoutData(gd);
		fAnnotationForegroundColorEditor= new ColorEditor(optionsComposite);
		Button foregroundColorButton= fAnnotationForegroundColorEditor.getButton();
		gd= new GridData(GridData.FILL_HORIZONTAL);
		gd.horizontalAlignment= GridData.BEGINNING;
		foregroundColorButton.setLayoutData(gd);
		fAnnotationList.addSelectionListener(new SelectionListener() {
			public void widgetDefaultSelected(SelectionEvent e) {
				
			}
			
			public void widgetSelected(SelectionEvent e) {
				handleAnnotationListSelection();
			}