Java tutorial
//package com.java2s; /* * Copyright (C) 2006-2011 by Olivier Chafik (http://ochafik.com) * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ import java.awt.Component; import java.awt.Container; import java.awt.Point; import java.awt.Rectangle; import java.awt.event.MouseEvent; import javax.swing.SwingUtilities; public class Main { public static void swingDispatch(MouseEvent e, Component component) { swingDispatch(e, e.getPoint(), component); } public static void swingDispatch(MouseEvent e, Point point, final Component component) { synchronized (component.getTreeLock()) { if (component instanceof Container) { Container container = (Container) component; for (int i = container.getComponentCount(); i-- != 0;) { Component child = container.getComponent(i); Rectangle r = child.getBounds(); if (r.contains(point)) { swingDispatch(e, new Point(point.x - r.x, point.y - r.y), child); return; } } } } final MouseEvent adapted = convertMouseEvent(e, component, point); SwingUtilities.invokeLater(new Runnable() { public void run() { component.dispatchEvent(adapted); } }); } public static MouseEvent convertMouseEvent(MouseEvent e, Component newSource, Point newPoint) { return new MouseEvent(newSource, e.getID(), e.getWhen(), e.getModifiersEx(), newPoint.x, newPoint.y, e.getClickCount(), e.isPopupTrigger(), e.getButton()); } }