private void createVerticalRuler(IDocument newInput, Class<SourceViewer> sourceViewerClazz)
throws SecurityException, NoSuchMethodException, IllegalArgumentException,
IllegalAccessException, InvocationTargetException, NoSuchFieldException {
forceCustomAnnotationHover();
Method declaredMethod2 = sourceViewerClazz.getDeclaredMethod("getVerticalRuler");
declaredMethod2.setAccessible(true);
CompositeRuler ruler = (CompositeRuler) declaredMethod2.invoke(sourceViewer);
boolean hasDecorator = false;
Iterator<?> iter = (ruler).getDecoratorIterator();
while (iter.hasNext()) {
Object obj = iter.next();
if (obj instanceof AnnotationColumn) {
hasDecorator = true;
}
}
if (!hasDecorator) {
AnnotationColumn annotationColumn = new AnnotationColumn();
annotationColumn.createControl(ruler, ruler.getControl().getParent());
ruler.addDecorator(0, annotationColumn);
}
}
/**
* @param parent
* @param ruler
* @param styles
*/
public DiffViewer(Composite parent, IVerticalRuler ruler, int styles) {
super(parent, ruler, styles);
setDocument(new Document());
SourceViewerDecorationSupport support =
new SourceViewerDecorationSupport(this, null, null, EditorsUI.getSharedTextColors());
support.setCursorLinePainterPreferenceKeys(
AbstractDecoratedTextEditorPreferenceConstants.EDITOR_CURRENT_LINE,
AbstractDecoratedTextEditorPreferenceConstants.EDITOR_CURRENT_LINE_COLOR);
support.install(EditorsUI.getPreferenceStore());
if (ruler instanceof CompositeRuler) {
lineNumberRuler = new LineNumberRulerColumn();
((CompositeRuler) ruler).addDecorator(0, lineNumberRuler);
}
initListeners();
getControl()
.addDisposeListener(
new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
EditorsUI.getPreferenceStore().removePropertyChangeListener(editorPrefListener);
PlatformUI.getWorkbench()
.getThemeManager()
.removePropertyChangeListener(themeListener);
colors.dispose();
}
});
refreshDiffColors();
styleViewer();
}
@Override
protected CompositeRuler createCompositeRuler() {
annotationAccess = new AnnotationMarkerAccess();
IAnnotationModel annotationModel = getDocumentProvider().getAnnotationModel(getEditorInput());
AnnotationRulerColumn annotationRulerCol =
new AnnotationRulerColumn(annotationModel, 16, annotationAccess);
annotationRulerCol.addAnnotationType(AlternativeAnnotation.ALTERNATIVE_TYPE);
CompositeRuler compositeRuler = new CompositeRuler();
compositeRuler.setModel(annotationModel);
compositeRuler.addDecorator(0, annotationRulerCol);
return compositeRuler;
}
@SuppressWarnings("unchecked")
protected IVerticalRuler createCompositeRuler() {
CompositeRuler ruler = new CompositeRuler();
ruler.addDecorator(0, new AnnotationRulerColumn(VERTICAL_RULER_WIDTH, getAnnotationAccess()));
for (Iterator iter = ruler.getDecoratorIterator(); iter.hasNext(); ) {
IVerticalRulerColumn col = (IVerticalRulerColumn) iter.next();
if (col instanceof AnnotationRulerColumn) {
AnnotationRulerColumn column = (AnnotationRulerColumn) col;
for (Iterator iter2 = fAnnotationPreferences.getAnnotationPreferences().iterator();
iter2.hasNext(); ) {
AnnotationPreference preference = (AnnotationPreference) iter2.next();
column.addAnnotationType(preference.getAnnotationType());
}
column.addAnnotationType(Annotation.TYPE_UNKNOWN);
break;
}
}
return ruler;
}