Java tutorial
/* * Copyright 2008-2009 the original (zyc@hasor.net). * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dev.toos.constcode.ui.handler.vartree; import org.dev.toos.constcode.model.bridge.AbstractBridge; import org.dev.toos.constcode.ui.handler.AbstractAdapter; import org.dev.toos.constcode.ui.view.ConstCodeViewPage; import org.eclipse.jface.viewers.TreeSelection; import org.eclipse.jface.viewers.TreeViewer; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.events.SelectionListener; /** * * @version : 2013-2-3 * @author (zyc@byshell.org) */ public class VarTreeEditAdapter extends AbstractAdapter implements SelectionListener { public VarTreeEditAdapter(ConstCodeViewPage pageObject) { super(pageObject); } @Override public void widgetSelected(SelectionEvent e) { TreeViewer treeViewer = this.getViewPage().getVarTreeViewer(); TreeSelection selection = (TreeSelection) treeViewer.getSelection(); if (selection.isEmpty() == true) return; AbstractBridge bridge = (AbstractBridge) selection.getFirstElement(); if (bridge.readOnly() == true) return; bridge.doEdit(); treeViewer.editElement(bridge, 0); } @Override public void widgetDefaultSelected(SelectionEvent e) { } }