/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.jmeter.report.gui.action;

import java.awt.event.ActionEvent;
import java.util.HashSet;
import java.util.Set;

import org.apache.jmeter.gui.ReportGuiPackage;
import org.apache.jmeter.report.gui.action.AbstractAction;
import org.apache.jmeter.report.gui.tree.ReportTreeListener;
import org.apache.jmeter.report.gui.tree.ReportTreeNode;

/**
 * Places a copied JMeterTreeNode under the selected node.
 * 
 */
public class ReportPaste extends AbstractAction {

	public static final String PASTE = "Paste"; //$NON-NLS-1$

	private static final Set commands = new HashSet();
	static {
		commands.add(PASTE);
	}

	/**
	 * @see org.apache.jmeter.gui.action.Command#getActionNames()
	 */
	public Set getActionNames() {
		return commands;
	}

	/**
	 * @see org.apache.jmeter.gui.action.Command#doAction(ActionEvent)
	 */
	public void doAction(ActionEvent e) {
		ReportTreeNode draggedNodes[] = ReportCopy.getCopiedNodes();
		ReportTreeListener treeListener = ReportGuiPackage.getInstance().getTreeListener();
		ReportTreeNode currentNode = treeListener.getCurrentNode();
		if (ReportDragNDrop.canAddTo(currentNode)) {
			for (int i = 0; i < draggedNodes.length; i++) {
				if (draggedNodes[i] != null) {
					ReportGuiPackage.getInstance().getTreeModel().insertNodeInto(draggedNodes[i], currentNode,
							currentNode.getChildCount());
				}
			}
		}
		ReportGuiPackage.getInstance().getMainFrame().repaint();
	}
}