| /* |
| * Copyright 2000-2014 JetBrains s.r.o. |
| * |
| * 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 com.intellij.ide.util.treeView.smartTree; |
| |
| import com.intellij.ide.util.treeView.AbstractTreeNode; |
| import com.intellij.ide.util.treeView.AbstractTreeStructure; |
| import com.intellij.ide.util.treeView.NodeDescriptor; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.psi.PsiDocumentManager; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class SmartTreeStructure extends AbstractTreeStructure { |
| |
| protected final TreeModel myModel; |
| protected final Project myProject; |
| private TreeElementWrapper myRootElementWrapper; |
| |
| public SmartTreeStructure(@NotNull Project project, @NotNull TreeModel model) { |
| myModel = model; |
| myProject = project; |
| } |
| |
| @Override |
| public void commit() { |
| PsiDocumentManager.getInstance(myProject).commitAllDocuments(); |
| } |
| |
| @Override |
| public boolean hasSomethingToCommit() { |
| return PsiDocumentManager.getInstance(myProject).hasUncommitedDocuments(); |
| } |
| |
| @Override |
| @NotNull |
| public NodeDescriptor createDescriptor(Object element, NodeDescriptor parentDescriptor) { |
| return (AbstractTreeNode)element; |
| } |
| |
| @Override |
| public Object[] getChildElements(Object element) { |
| return ((AbstractTreeNode)element).getChildren().toArray(); |
| } |
| |
| @Override |
| public Object getParentElement(Object element) { |
| return ((AbstractTreeNode)element).getParent(); |
| } |
| |
| @Override |
| public Object getRootElement() { |
| if (myRootElementWrapper == null){ |
| myRootElementWrapper = createTree(); |
| } |
| return myRootElementWrapper; |
| } |
| |
| protected TreeElementWrapper createTree() { |
| return new TreeElementWrapper(myProject, myModel.getRoot(), myModel); |
| } |
| |
| @Override |
| public boolean isAlwaysLeaf(Object element) { |
| return ((AbstractTreeNode)element).isAlwaysLeaf(); |
| } |
| |
| public void rebuildTree() { |
| ((CachingChildrenTreeNode)getRootElement()).rebuildChildren(); |
| } |
| } |