fUndo= (TextOperationAction) fEditor.getAction(ITextEditorActionConstants.UNDO); fRedo= (TextOperationAction) fEditor.getAction(ITextEditorActionConstants.REDO);
	public JavaOutlinePage(String contextMenuID, JavaEditor editor) {		super();				Assert.isNotNull(editor);				fContextMenuID= contextMenuID;		fEditor= editor;				fTogglePresentation= new TogglePresentationAction();		fToggleTextHover= new ToggleTextHoverAction();		fPreviousError= new GotoErrorAction("PreviousError.", false); //$NON-NLS-1$		fPreviousError.setImageDescriptor(JavaPluginImages.DESC_TOOL_GOTO_PREV_ERROR);		fNextError= new GotoErrorAction("NextError.", true); //$NON-NLS-1$		fNextError.setImageDescriptor(JavaPluginImages.DESC_TOOL_GOTO_NEXT_ERROR);		fShowJavadoc= (TextOperationAction) fEditor.getAction("ShowJavaDoc"); //$NON-NLS-1$				fTogglePresentation.setEditor(editor);		fToggleTextHover.setEditor(editor);		fPreviousError.setEditor(editor);		fNextError.setEditor(editor);			}