righteditmousecommand.java

一个可视化编辑器的基础结构

package org.goshawk.workflow.GUI.MouseCommand;

import java.awt.Point;
import java.awt.PopupMenu;
import java.awt.event.MouseEvent;

import org.goshawk.workflow.GUI.Display.EditorCanvas;
import org.goshawk.workflow.GUI.Display.EditorFrame;
import org.goshawk.workflow.GUI.Display.ShapeMap;
import org.goshawk.workflow.GUI.ShapeShell.ShapeShell;

public class RightEditMouseCommand implements MouseCommand
{

	private EditorCanvas canvas = null;
	private ShapeMap shapeMap = null;
	
	public RightEditMouseCommand()
	{
		this.canvas = EditorFrame.getCanvas();
		shapeMap = canvas.getShapeMap();
	}
	
	public void mouseReleased(MouseEvent event)
	{

	}

	public void mouseDragged(MouseEvent event)
	{

	}

	public void mousePressed(MouseEvent event)
	{

		if(event.getButton() == MouseEvent.BUTTON3)
		{
			Point point = event.getPoint();
			ShapeShell shape = shapeMap.getShapeWithMouse(point.x,point.y,false);
			PopupMenu popupMenu = shape.getPopupMenu();
			EditorFrame.getInstance().add(popupMenu);
			popupMenu.show(canvas,event.getX(),event.getY());
			
		}
	}

	public boolean process(MouseEvent event)
	{
		return false;
	}

	public void setCanvas(EditorCanvas canvas)
	{

	}
}