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.*; 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 final boolean tryGtk; 41 static { 42 loadNativeLibraries(); 43 tryGtk = AccessController.doPrivileged((PrivilegedAction<Boolean>)() 44 -> Boolean.getBoolean("awt.robot.gtk")); 45 } 46 47 private static boolean isGtkSupported = false; 48 private static volatile boolean useGtk; 49 private X11GraphicsConfig xgc = null; 50 51 /* 52 * native implementation uses some static shared data (pipes, processes) 53 * so use a class lock to synchronize native method calls 54 */ 55 static Object robotLock = new Object(); 56 57 XRobotPeer(GraphicsConfiguration gc) { 58 this.xgc = (X11GraphicsConfig)gc; 59 SunToolkit tk = (SunToolkit)Toolkit.getDefaultToolkit(); 60 setup(tk.getNumberOfButtons(), 61 AWTAccessor.getInputEventAccessor().getButtonDownMasks()); 62 63 boolean isGtkSupported = false; 64 if (tryGtk) { 65 if (tk instanceof UNIXToolkit && ((UNIXToolkit) tk).loadGTK()) { 66 isGtkSupported = true; 67 } 68 } 69 70 useGtk = (tryGtk && isGtkSupported); 71 } 72 73 @Override 74 public void dispose() { 75 // does nothing 76 } 77 78 @Override 79 public void mouseMove(int x, int y) { 80 X11GraphicsEnvironment x11ge = (X11GraphicsEnvironment) 81 GraphicsEnvironment.getLocalGraphicsEnvironment(); 82 if(x11ge.runningXinerama()) { 83 Rectangle sb = xgc.getBounds(); 84 mouseMoveImpl(xgc, xgc.scaleUp(x + sb.x), xgc.scaleUp(y + sb.y)); 85 } else { 86 mouseMoveImpl(xgc, xgc.scaleUp(x), xgc.scaleUp(y)); 87 } 88 } 89 90 @Override 91 public void mousePress(int buttons) { 92 mousePressImpl(buttons); 93 } 94 95 @Override 96 public void mouseRelease(int buttons) { 97 mouseReleaseImpl(buttons); 98 } 99 100 @Override 101 public void mouseWheel(int wheelAmt) { 102 mouseWheelImpl(wheelAmt); 103 } 104 105 @Override 106 public void keyPress(int keycode) { 107 keyPressImpl(keycode); 108 } 109 110 @Override 111 public void keyRelease(int keycode) { 112 keyReleaseImpl(keycode); 113 } 114 115 @Override 116 public int getRGBPixel(int x, int y) { 117 int pixelArray[] = new int[1]; 118 getRGBPixelsImpl(xgc, x, y, 1, 1, pixelArray, useGtk); 119 return pixelArray[0]; 120 } 121 122 @Override 123 public int [] getRGBPixels(Rectangle bounds) { 124 int pixelArray[] = new int[bounds.width*bounds.height]; 125 getRGBPixelsImpl(xgc, bounds.x, bounds.y, bounds.width, bounds.height, 126 pixelArray, useGtk); 127 return pixelArray; 128 } 129 130 private static synchronized native void setup(int numberOfButtons, int[] buttonDownMasks); 131 private static native void loadNativeLibraries(); 132 133 private static synchronized native void mouseMoveImpl(X11GraphicsConfig xgc, int x, int y); 134 private static synchronized native void mousePressImpl(int buttons); 135 private static synchronized native void mouseReleaseImpl(int buttons); 136 private static synchronized native void mouseWheelImpl(int wheelAmt); 137 138 private static synchronized native void keyPressImpl(int keycode); 139 private static synchronized native void keyReleaseImpl(int keycode); 140 141 private static synchronized native void getRGBPixelsImpl(X11GraphicsConfig xgc, 142 int x, int y, int width, int height, int pixelArray[], boolean isGtkSupported); 143 }