| /******************************************************************************* |
| * Copyright (c) 2001, 2009 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Jens Lukowski/Innoopract - initial renaming/restructuring |
| * |
| *******************************************************************************/ |
| package org.eclipse.wst.dtd.ui.views.contentoutline; |
| |
| import org.eclipse.jface.preference.IPreferenceStore; |
| import org.eclipse.jface.viewers.TreeViewer; |
| import org.eclipse.jface.viewers.ViewerComparator; |
| import org.eclipse.wst.dtd.ui.internal.DTDUIMessages; |
| import org.eclipse.wst.dtd.ui.internal.editor.DTDEditorPluginImageHelper; |
| import org.eclipse.wst.dtd.ui.internal.editor.DTDEditorPluginImages; |
| import org.eclipse.wst.sse.ui.internal.contentoutline.PropertyChangeUpdateAction; |
| |
| class SortAction extends PropertyChangeUpdateAction { |
| private TreeViewer treeViewer; |
| private ViewerComparator fComparator; |
| |
| public SortAction(TreeViewer viewer, IPreferenceStore store, String preferenceKey) { |
| super(DTDUIMessages._UI_BUTTON_SORT_ITEMS, store, preferenceKey, false); //$NON-NLS-1$ |
| setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_OBJ_SORT)); |
| setToolTipText(getText()); |
| fComparator = new DTDContentOutlineComparator(); |
| treeViewer = viewer; |
| if (isChecked()) { |
| treeViewer.setComparator(fComparator); |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.texteditor.IUpdate#update() |
| */ |
| public void update() { |
| super.update(); |
| treeViewer.getControl().setRedraw(false); |
| Object[] expandedElements = treeViewer.getExpandedElements(); |
| if (isChecked()) { |
| treeViewer.setComparator(fComparator); |
| } |
| else { |
| treeViewer.setComparator(null); |
| } |
| treeViewer.setInput(treeViewer.getInput()); |
| treeViewer.setExpandedElements(expandedElements); |
| treeViewer.getControl().setRedraw(true); |
| } |
| } |