/*
* Copyright 2000-2006 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 jetbrains.communicator.util;
import com.intellij.ui.treeStructure.Tree;
import org.apache.log4j.Logger;
import javax.swing.*;
import javax.swing.tree.DefaultTreeCellRenderer;
import javax.swing.tree.TreePath;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
/**
* @author Kir
*/
public class KirTree extends Tree {
private static final Logger LOG = Logger.getLogger(KirTree.class);
public KirTree() {
setOpaque(true);
setBackground(UIManager.getColor("Tree.background"));
setRootVisible(false);
setShowsRootHandles(true);
ToolTipManager.sharedInstance().registerComponent(this);
setCellRenderer(new DefaultTreeCellRenderer(){
@Override
public Component getTreeCellRendererComponent(JTree tree1, Object value, boolean sel, boolean expanded, boolean leaf, int row, boolean hasFocus1) {
Component renderer = super.getTreeCellRendererComponent(tree1, value, sel, expanded, leaf, row, hasFocus1);
if (renderer instanceof JLabel && value instanceof KirTreeNode) {
JLabel label = (JLabel) renderer;
renderer = ((KirTreeNode) value).renderIn(label, sel, hasFocus);
}
return renderer;
}
});
addMouseListener(new MouseAdapter() {
@Override
public void mousePressed(final MouseEvent e) {
final TreePath closestPath = getPathForLocation(e.getX(), e.getY());
if (e.getClickCount() == 2) {
TreePath path = getSelectionPath();
if (path != null && path.equals(closestPath)) {
onDblClick(path, path.getLastPathComponent(), e);
}
}
else if (e.getClickCount() == 1) {
if (e.getButton() == MouseEvent.BUTTON1) {
UIUtil.invokeLater(() -> {
TreePath path = getSelectionPath();
if (path != null && path.equals(closestPath)) {
onClick(path, path.getLastPathComponent(), e);
}
});
}
else {
if (!isPathSelected(closestPath)) {
setSelectionPath(closestPath);
}
}
}
}
});
getInputMap().put(KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0), "Enter");
getActionMap().put("Enter", new AbstractAction() {
@Override
public void actionPerformed(ActionEvent e) {
onEnter();
}
});
}
protected void onEnter() {
}
protected void onDblClick(TreePath path, Object pathComponent, MouseEvent e) {
onEnter();
}
protected void onClick(TreePath path, Object pathComponent, MouseEvent e) {
LOG.debug("Click on " + pathComponent);
}
}