dockingportnode.java

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/*
 * Created on May 28, 2005
 */
package org.flexdock.docking.state.tree;

import javax.swing.tree.TreeNode;

import org.flexdock.docking.DockingPort;
import org.flexdock.docking.DockingStrategy;


/**
 * @author Christopher Butler
 */
public class DockingPortNode extends DockingNode {

	public Object getDockingObject() {
		TreeNode parent = getParent();
		if(!(parent instanceof SplitNode))
			return null;
		
		TreeNode grandParent = parent.getParent();
		if(!(grandParent instanceof DockingPortNode))
			return null;
		
		DockingPort superPort = (DockingPort)((DockingPortNode)grandParent).getUserObject();
		DockingStrategy strategy = superPort.getDockingStrategy();
		return strategy.createDockingPort(superPort);
	}

	public DockingPort getDockingPort() {
		return (DockingPort)getUserObject();
	}
	
	public boolean isSplit() {
		int cnt = getChildCount();
		if(cnt!=1)
			return false;
		
		return getChildAt(0) instanceof SplitNode;
	}
	
	protected DockingNode shallowClone() {
		return new DockingPortNode();
	}
}