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A packaging of the IntelliJ Community Edition platform-impl library. This is release number 1 of trunk branch 142.

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/*
 * Copyright 2000-2012 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.internal.tree;

import com.intellij.openapi.actionSystem.AnAction;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.actionSystem.PlatformDataKeys;
import com.intellij.util.ui.UIUtil;
import com.intellij.util.ui.tree.TreeUtil;

import javax.swing.*;
import java.awt.*;

/**
 * @author Konstantin Bulenkov
 */
public class ExpandAll extends AnAction {
  @Override
  public void actionPerformed(AnActionEvent e) {
    final Component c = e.getData(PlatformDataKeys.CONTEXT_COMPONENT);
    if (c != null) {
      final JTree tree = UIUtil.getParentOfType(JTree.class, c);
      if (tree != null) {
        TreeUtil.expandAll(tree);
      }
    }
  }
}