1 /* 2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 import java.awt.Dimension; 24 import java.awt.EventQueue; 25 import java.awt.Frame; 26 import java.awt.Point; 27 import java.awt.Robot; 28 import java.awt.event.MouseEvent; 29 import java.awt.event.MouseAdapter; 30 import java.awt.event.WindowEvent; 31 import java.awt.event.WindowAdapter; 32 33 public class FrameBorderCounter { 34 35 private static Frame frame; 36 private static Frame background; 37 private static Dimension size; 38 private static Point location; 39 private static Point entered; 40 41 public static void main(String[] args) throws Exception { 42 final Robot robot = new Robot(); 43 EventQueue.invokeAndWait(new Runnable() { 44 public void run() { 45 robot.mouseMove(0, 0); 46 } 47 }); 48 EventQueue.invokeAndWait(new Runnable() { 49 public void run() { 50 background = new Frame(); 51 background.setBounds(100, 100, 300, 300); 52 background.addMouseListener(new MouseAdapter() { 53 @Override 54 public void mouseEntered(MouseEvent e) { 55 entered = e.getLocationOnScreen(); 56 System.err.println("[ENTERED] : " + entered); 57 } 58 }); 59 background.setVisible(true); 60 } 61 }); 62 EventQueue.invokeAndWait(new Runnable() { 63 public void run() { 64 frame = new Frame("Frame"); 65 frame.setBounds(200, 200, 100, 100); 66 frame.setVisible(true); 67 } 68 }); 69 Thread.sleep(1000); 70 EventQueue.invokeAndWait(new Runnable() { 71 public void run() { 72 location = frame.getLocationOnScreen(); 73 size = frame.getSize(); 74 } 75 }); 76 int out = 20; 77 for (int x = location.x + size.width - out; x <= location.x + size.width + out; ++x) { 78 robot.mouseMove(x, location.y + size.height / 2); 79 Thread.sleep(50); 80 } 81 System.err.println("[LOCATION] : " + location); 82 System.err.println("[SIZE] : " + size); 83 Thread.sleep(250); 84 int shift = entered.x - location.x - size.width - 1; 85 System.err.println("Done"); 86 System.out.println(shift); 87 frame.dispose(); 88 background.dispose(); 89 } 90 }