1 /* 2 * Copyright (c) 2003, 2016, 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.RobotPeer; 29 import java.security.AccessController; 30 import java.security.PrivilegedAction; 31 32 import sun.awt.AWTAccessor; 33 import sun.awt.SunToolkit; 34 import sun.awt.UNIXToolkit; 35 import sun.awt.X11GraphicsConfig; 36 import sun.awt.X11GraphicsEnvironment; 37 38 class XRobotPeer implements RobotPeer { 39 40 static { 41 loadNativeLibraries(); 42 } 43 44 private final boolean useGtk; 45 private final X11GraphicsConfig xgc; 46 47 /* 48 * native implementation uses some static shared data (pipes, processes) 49 * so use a class lock to synchronize native method calls 50 */ 51 static final Object robotLock = new Object(); 52 53 XRobotPeer(GraphicsConfiguration gc) { 54 xgc = (X11GraphicsConfig)gc; 55 SunToolkit tk = (SunToolkit)Toolkit.getDefaultToolkit(); 56 setup(tk.getNumberOfButtons(), 57 AWTAccessor.getInputEventAccessor().getButtonDownMasks()); 58 59 if (!(tk instanceof UNIXToolkit) || "false".equals(AccessController. 60 doPrivileged((PrivilegedAction<String>)() -> 61 System.getProperty("awt.robot.gtk")))) { 62 useGtk = false; 63 } else { 64 useGtk = ((UNIXToolkit) tk).loadGTK(); 65 } 66 } 67 68 @Override 69 public void dispose() { 70 // does nothing 71 } 72 73 @Override 74 public void mouseMove(int x, int y) { 75 X11GraphicsEnvironment x11ge = (X11GraphicsEnvironment) 76 GraphicsEnvironment.getLocalGraphicsEnvironment(); 77 if(x11ge.runningXinerama()) { 78 Rectangle sb = xgc.getBounds(); 79 mouseMoveImpl(xgc, xgc.scaleUp(x + sb.x), xgc.scaleUp(y + sb.y)); 80 } else { 81 mouseMoveImpl(xgc, xgc.scaleUp(x), xgc.scaleUp(y)); 82 } 83 } 84 85 @Override 86 public void mousePress(int buttons) { 87 mousePressImpl(buttons); 88 } 89 90 @Override 91 public void mouseRelease(int buttons) { 92 mouseReleaseImpl(buttons); 93 } 94 95 @Override 96 public void mouseWheel(int wheelAmt) { 97 mouseWheelImpl(wheelAmt); 98 } 99 100 @Override 101 public void keyPress(int keycode) { 102 keyPressImpl(keycode); 103 } 104 105 @Override 106 public void keyRelease(int keycode) { 107 keyReleaseImpl(keycode); 108 } 109 110 @Override 111 public int getRGBPixel(int x, int y) { 112 int pixelArray[] = new int[1]; 113 getRGBPixelsImpl(xgc, x, y, 1, 1, xgc.getScale(), pixelArray, 114 useGtk); 115 return pixelArray[0]; 116 } 117 118 @Override 119 public int [] getRGBPixels(Rectangle bounds) { 120 int pixelArray[] = new int[bounds.width*bounds.height]; 121 getRGBPixelsImpl(xgc, bounds.x, bounds.y, bounds.width, bounds.height, 122 xgc.getScale(), pixelArray, useGtk); 123 return pixelArray; 124 } 125 126 private static synchronized native void setup(int numberOfButtons, int[] buttonDownMasks); 127 private static native void loadNativeLibraries(); 128 129 private static synchronized native void mouseMoveImpl(X11GraphicsConfig xgc, int x, int y); 130 private static synchronized native void mousePressImpl(int buttons); 131 private static synchronized native void mouseReleaseImpl(int buttons); 132 private static synchronized native void mouseWheelImpl(int wheelAmt); 133 134 private static synchronized native void keyPressImpl(int keycode); 135 private static synchronized native void keyReleaseImpl(int keycode); 136 137 private static synchronized native void getRGBPixelsImpl(X11GraphicsConfig xgc, 138 int x, int y, int width, int height, int scale, 139 int pixelArray[], boolean isGtkSupported); 140 }