/* * (non-Javadoc) Method declared on IContentProvider. */ public void inputChanged(final Viewer viewer, final Object oldInput, final Object newInput) { super.inputChanged(viewer, oldInput, newInput); fViewer = (TreeViewer) viewer; if (oldInput == null && newInput != null) { DLTKCore.addElementChangedListener(this); } else if (oldInput != null && newInput == null) { DLTKCore.removeElementChangedListener(this); } fInput = newInput; }
/* * (non-Javadoc) Method declared on IContentProvider. */ public void dispose() { super.dispose(); DLTKCore.removeElementChangedListener(this); DLTKUIPlugin.getDefault().getPreferenceStore().removePropertyChangeListener(this); }