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/*
* Copyright 2000-2009 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.
*/
/**
* @author cdr
*/
package com.intellij.ide.projectView.impl;
import com.intellij.ide.DataManager;
import com.intellij.ide.PsiCopyPasteManager;
import com.intellij.ide.projectView.BaseProjectTreeBuilder;
import com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode;
import com.intellij.ide.ui.customization.CustomizationUtil;
import com.intellij.ide.util.treeView.AbstractTreeBuilder;
import com.intellij.ide.util.treeView.AbstractTreeUpdater;
import com.intellij.ide.util.treeView.TreeBuilderUtil;
import com.intellij.openapi.actionSystem.ActionPlaces;
import com.intellij.openapi.actionSystem.DataContext;
import com.intellij.openapi.actionSystem.IdeActions;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.ActionCallback;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.ui.ScrollPaneFactory;
import com.intellij.ui.TreeSpeedSearch;
import com.intellij.util.EditSourceOnDoubleClickHandler;
import com.intellij.util.OpenSourceUtil;
import com.intellij.util.ui.UIUtil;
import com.intellij.util.ui.tree.TreeUtil;
import org.jetbrains.annotations.NotNull;
import javax.swing.*;
import javax.swing.event.TreeModelEvent;
import javax.swing.event.TreeModelListener;
import javax.swing.event.TreeSelectionEvent;
import javax.swing.event.TreeSelectionListener;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;
import javax.swing.tree.TreePath;
import javax.swing.tree.TreeSelectionModel;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.util.ArrayList;
import java.util.StringTokenizer;
public abstract class AbstractProjectViewPSIPane extends AbstractProjectViewPane {
private JScrollPane myComponent;
protected AbstractProjectViewPSIPane(Project project) {
super(project);
}
@Override
public JComponent createComponent() {
if (myComponent != null) return myComponent;
DefaultMutableTreeNode rootNode = new DefaultMutableTreeNode(null);
DefaultTreeModel treeModel = new DefaultTreeModel(rootNode);
myTree = createTree(treeModel);
enableDnD();
myComponent = ScrollPaneFactory.createScrollPane(myTree);
myTreeStructure = createStructure();
setTreeBuilder(createBuilder(treeModel));
installComparator();
initTree();
return myComponent;
}
@Override
public final void dispose() {
myComponent = null;
super.dispose();
}
private void initTree() {
myTree.getSelectionModel().setSelectionMode(TreeSelectionModel.DISCONTIGUOUS_TREE_SELECTION);
UIUtil.setLineStyleAngled(myTree);
myTree.setRootVisible(false);
myTree.setShowsRootHandles(true);
myTree.expandPath(new TreePath(myTree.getModel().getRoot()));
myTree.setSelectionPath(new TreePath(myTree.getModel().getRoot()));
EditSourceOnDoubleClickHandler.install(myTree);
ToolTipManager.sharedInstance().registerComponent(myTree);
TreeUtil.installActions(myTree);
myTree.getSelectionModel().addTreeSelectionListener(new TreeSelectionListener() {
@Override
public void valueChanged(TreeSelectionEvent e) {
fireTreeChangeListener();
}
});
myTree.getModel().addTreeModelListener(new TreeModelListener() {
@Override
public void treeNodesChanged(TreeModelEvent e) {
fireTreeChangeListener();
}
@Override
public void treeNodesInserted(TreeModelEvent e) {
fireTreeChangeListener();
}
@Override
public void treeNodesRemoved(TreeModelEvent e) {
fireTreeChangeListener();
}
@Override
public void treeStructureChanged(TreeModelEvent e) {
fireTreeChangeListener();
}
});
new MySpeedSearch(myTree);
myTree.addKeyListener(new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
if (KeyEvent.VK_ENTER == e.getKeyCode()) {
final DefaultMutableTreeNode selectedNode = ((ProjectViewTree)myTree).getSelectedNode();
if (selectedNode != null && !selectedNode.isLeaf()) {
return;
}
DataContext dataContext = DataManager.getInstance().getDataContext(myTree);
OpenSourceUtil.openSourcesFrom(dataContext, false);
}
else if (KeyEvent.VK_ESCAPE == e.getKeyCode()) {
if (e.isConsumed()) return;
PsiCopyPasteManager copyPasteManager = PsiCopyPasteManager.getInstance();
boolean[] isCopied = new boolean[1];
if (copyPasteManager.getElements(isCopied) != null && !isCopied[0]) {
copyPasteManager.clear();
e.consume();
}
}
}
});
CustomizationUtil.installPopupHandler(myTree, IdeActions.GROUP_PROJECT_VIEW_POPUP, ActionPlaces.PROJECT_VIEW_POPUP);
}
@Override
public final ActionCallback updateFromRoot(boolean restoreExpandedPaths) {
final ArrayList<Object> pathsToExpand = new ArrayList<Object>();
final ArrayList<Object> selectionPaths = new ArrayList<Object>();
Runnable afterUpdate;
final ActionCallback cb = new ActionCallback();
if (restoreExpandedPaths) {
TreeBuilderUtil.storePaths(getTreeBuilder(), (DefaultMutableTreeNode)myTree.getModel().getRoot(), pathsToExpand, selectionPaths, true);
afterUpdate = new Runnable() {
@Override
public void run() {
if (myTree != null && getTreeBuilder() != null && !getTreeBuilder().isDisposed()) {
myTree.setSelectionPaths(new TreePath[0]);
TreeBuilderUtil.restorePaths(getTreeBuilder(), pathsToExpand, selectionPaths, true);
}
cb.setDone();
}
};
}
else {
afterUpdate = cb.createSetDoneRunnable();
}
if (getTreeBuilder() != null) {
getTreeBuilder().addSubtreeToUpdate(getTreeBuilder().getRootNode(), afterUpdate);
}
//myTreeBuilder.updateFromRoot();
return cb;
}
@Override
public void select(Object element, VirtualFile file, boolean requestFocus) {
selectCB(element, file, requestFocus);
}
public ActionCallback selectCB(Object element, VirtualFile file, boolean requestFocus) {
if (file != null) {
return ((BaseProjectTreeBuilder)getTreeBuilder()).select(element, file, requestFocus);
}
return new ActionCallback.Done();
}
@NotNull
protected BaseProjectTreeBuilder createBuilder(DefaultTreeModel treeModel) {
return new ProjectTreeBuilder(myProject, myTree, treeModel, null, (ProjectAbstractTreeStructureBase)myTreeStructure) {
@Override
protected AbstractTreeUpdater createUpdater() {
return createTreeUpdater(this);
}
};
}
protected abstract ProjectAbstractTreeStructureBase createStructure();
protected abstract ProjectViewTree createTree(DefaultTreeModel treeModel);
protected abstract AbstractTreeUpdater createTreeUpdater(AbstractTreeBuilder treeBuilder);
protected static final class MySpeedSearch extends TreeSpeedSearch {
MySpeedSearch(JTree tree) {
super(tree);
}
@Override
protected boolean isMatchingElement(Object element, String pattern) {
Object userObject = ((DefaultMutableTreeNode)((TreePath)element).getLastPathComponent()).getUserObject();
if (userObject instanceof PsiDirectoryNode) {
String str = getElementText(element);
if (str == null) return false;
str = str.toLowerCase();
if (pattern.indexOf('.') >= 0) {
return compare(str, pattern);
}
StringTokenizer tokenizer = new StringTokenizer(str, ".");
while (tokenizer.hasMoreTokens()) {
String token = tokenizer.nextToken();
if (compare(token, pattern)) {
return true;
}
}
return false;
}
else {
return super.isMatchingElement(element, pattern);
}
}
}
}
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