1 /* 2 * Copyright (c) 2003, 2015, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 package sun.awt.X11; 26 27 import java.awt.*; 28 import java.awt.peer.*; 29 30 import sun.awt.AWTAccessor; 31 import sun.awt.SunToolkit; 32 import sun.awt.UNIXToolkit; 33 import sun.awt.X11GraphicsConfig; 34 35 class XRobotPeer implements RobotPeer { 36 37 private static volatile boolean isGtkSupported; 38 private X11GraphicsConfig xgc = null; 39 /* 40 * native implementation uses some static shared data (pipes, processes) 41 * so use a class lock to synchronize native method calls 42 */ 43 static Object robotLock = new Object(); 44 45 XRobotPeer(GraphicsConfiguration gc) { 46 this.xgc = (X11GraphicsConfig)gc; 47 SunToolkit tk = (SunToolkit)Toolkit.getDefaultToolkit(); 48 setup(tk.getNumberOfButtons(), 49 AWTAccessor.getInputEventAccessor().getButtonDownMasks()); 50 51 Toolkit toolkit = Toolkit.getDefaultToolkit(); 52 if (!isGtkSupported) { 53 if (toolkit instanceof UNIXToolkit 54 && ((UNIXToolkit) toolkit).loadGTK()) { 55 isGtkSupported = true; 56 } 57 } 58 } 59 60 @Override 61 public void dispose() { 62 // does nothing 63 } 64 65 @Override 66 public void mouseMove(int x, int y) { 67 mouseMoveImpl(xgc, xgc.scaleUp(x), xgc.scaleUp(y)); 68 } 69 70 @Override 71 public void mousePress(int buttons) { 72 mousePressImpl(buttons); 73 } 74 75 @Override 76 public void mouseRelease(int buttons) { 77 mouseReleaseImpl(buttons); 78 } 79 80 @Override 81 public void mouseWheel(int wheelAmt) { 82 mouseWheelImpl(wheelAmt); 83 } 84 85 @Override 86 public void keyPress(int keycode) { 87 keyPressImpl(keycode); 88 } 89 90 @Override 91 public void keyRelease(int keycode) { 92 keyReleaseImpl(keycode); 93 } 94 95 @Override 96 public int getRGBPixel(int x, int y) { 97 int pixelArray[] = new int[1]; 98 getRGBPixelsImpl(xgc, x, y, 1, 1, xgc.getScale(), pixelArray, 99 isGtkSupported); 100 return pixelArray[0]; 101 } 102 103 @Override 104 public int [] getRGBPixels(Rectangle bounds) { 105 int pixelArray[] = new int[bounds.width*bounds.height]; 106 getRGBPixelsImpl(xgc, bounds.x, bounds.y, bounds.width, bounds.height, 107 xgc.getScale(), pixelArray, isGtkSupported); 108 return pixelArray; 109 } 110 111 private static synchronized native void setup(int numberOfButtons, int[] buttonDownMasks); 112 113 private static synchronized native void mouseMoveImpl(X11GraphicsConfig xgc, int x, int y); 114 private static synchronized native void mousePressImpl(int buttons); 115 private static synchronized native void mouseReleaseImpl(int buttons); 116 private static synchronized native void mouseWheelImpl(int wheelAmt); 117 118 private static synchronized native void keyPressImpl(int keycode); 119 private static synchronized native void keyReleaseImpl(int keycode); 120 121 private static synchronized native void getRGBPixelsImpl(X11GraphicsConfig xgc, 122 int x, int y, int width, int height, int scale, 123 int pixelArray[], boolean isGtkSupported); 124 }