| /* |
| * Copyright 2002-2007 Sascha Weinreuter |
| * |
| * 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.intellij.plugins.xsltDebugger.ui; |
| |
| import com.intellij.openapi.Disposable; |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.util.Alarm; |
| import com.intellij.util.ui.tree.TreeModelAdapter; |
| import com.intellij.util.ui.tree.TreeUtil; |
| |
| import javax.swing.*; |
| import javax.swing.event.TreeModelEvent; |
| import javax.swing.tree.DefaultMutableTreeNode; |
| import javax.swing.tree.TreeNode; |
| import javax.swing.tree.TreePath; |
| |
| /** |
| * Created by IntelliJ IDEA. |
| * User: sweinreuter |
| * Date: 09.06.2007 |
| */ |
| public class SmartStructureTracker extends TreeModelAdapter { |
| private final JTree myEventTree; |
| private final Alarm myAlarm; |
| |
| public SmartStructureTracker(JTree eventTree, Disposable disposable) { |
| myEventTree = eventTree; |
| myAlarm = new Alarm(Alarm.ThreadToUse.SWING_THREAD, disposable); |
| } |
| |
| @Override |
| public void treeNodesInserted(TreeModelEvent e) { |
| final TreePath path = e.getTreePath(); |
| final Object child = e.getChildren()[0]; |
| if (path != null && child != null) { |
| myAlarm.cancelAllRequests(); |
| final Runnable runnable = new Runnable() { |
| public void run() { |
| myEventTree.expandPath(path); |
| TreeUtil.showRowCentered(myEventTree, myEventTree.getRowForPath(TreeUtil.getPathFromRoot((TreeNode)child)), false); |
| } |
| }; |
| myAlarm.addRequest(runnable, 300); |
| } |
| } |
| |
| @Override |
| public void treeNodesRemoved(TreeModelEvent e) { |
| final TreePath p = e.getTreePath(); |
| if (p != null) { |
| if (p.getPathCount() > 1) { |
| final Runnable runnable = new Runnable() { |
| public void run() { |
| DefaultMutableTreeNode last = (DefaultMutableTreeNode)p.getLastPathComponent(); |
| if (last.getChildCount() > 0) { |
| DefaultMutableTreeNode next = (DefaultMutableTreeNode)last.getFirstChild(); |
| while (next != null) { |
| boolean collapse = true; |
| // final int count = next.getChildCount(); |
| // if (count > 0) { |
| // for (int i = 0; i < count; i++) { |
| // final DefaultMutableTreeNode child = (DefaultMutableTreeNode)next.getChildAt(i); |
| // if (child instanceof GeneratedStructureModel.StructureNode) { |
| // if (((GeneratedStructureModel.StructureNode)child).isNew()) { |
| // collapse = false; |
| // } |
| // } |
| // } |
| // } |
| if (collapse) { |
| myEventTree.collapsePath(TreeUtil.getPathFromRoot(next)); |
| } |
| next = next.getNextSibling(); |
| } |
| } |
| } |
| }; |
| ApplicationManager.getApplication().invokeLater(runnable); |
| } |
| } |
| } |
| } |