1 /* 2 * Copyright (c) 2003, 2020, 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 26 package sun.awt.X11; 27 28 import java.awt.Rectangle; 29 import java.awt.Toolkit; 30 import java.awt.peer.RobotPeer; 31 import java.security.AccessController; 32 33 import sun.awt.AWTAccessor; 34 import sun.awt.SunToolkit; 35 import sun.awt.UNIXToolkit; 36 import sun.awt.X11GraphicsConfig; 37 import sun.awt.X11GraphicsDevice; 38 import sun.security.action.GetPropertyAction; 39 40 final class XRobotPeer implements RobotPeer { 41 42 private static final boolean tryGtk; 43 static { loadNativeLibraries()44 loadNativeLibraries(); 45 tryGtk = Boolean.parseBoolean( 46 AccessController.doPrivileged( 47 new GetPropertyAction("awt.robot.gtk", "true") 48 )); 49 } 50 private static volatile boolean useGtk; 51 private final X11GraphicsConfig xgc; 52 XRobotPeer(X11GraphicsDevice gd)53 XRobotPeer(X11GraphicsDevice gd) { 54 xgc = (X11GraphicsConfig) gd.getDefaultConfiguration(); 55 SunToolkit tk = (SunToolkit)Toolkit.getDefaultToolkit(); 56 setup(tk.getNumberOfButtons(), 57 AWTAccessor.getInputEventAccessor().getButtonDownMasks()); 58 59 boolean isGtkSupported = false; 60 if (tryGtk) { 61 if (tk instanceof UNIXToolkit && ((UNIXToolkit) tk).loadGTK()) { 62 isGtkSupported = true; 63 } 64 } 65 66 useGtk = (tryGtk && isGtkSupported); 67 } 68 69 @Override mouseMove(int x, int y)70 public void mouseMove(int x, int y) { 71 mouseMoveImpl(xgc, xgc.scaleUp(x), xgc.scaleUp(y)); 72 } 73 74 @Override mousePress(int buttons)75 public void mousePress(int buttons) { 76 mousePressImpl(buttons); 77 } 78 79 @Override mouseRelease(int buttons)80 public void mouseRelease(int buttons) { 81 mouseReleaseImpl(buttons); 82 } 83 84 @Override mouseWheel(int wheelAmt)85 public void mouseWheel(int wheelAmt) { 86 mouseWheelImpl(wheelAmt); 87 } 88 89 @Override keyPress(int keycode)90 public void keyPress(int keycode) { 91 keyPressImpl(keycode); 92 } 93 94 @Override keyRelease(int keycode)95 public void keyRelease(int keycode) { 96 keyReleaseImpl(keycode); 97 } 98 99 @Override getRGBPixel(int x, int y)100 public int getRGBPixel(int x, int y) { 101 int[] pixelArray = new int[1]; 102 getRGBPixelsImpl(xgc, x, y, 1, 1, pixelArray, useGtk); 103 return pixelArray[0]; 104 } 105 106 @Override getRGBPixels(Rectangle bounds)107 public int [] getRGBPixels(Rectangle bounds) { 108 int[] pixelArray = new int[bounds.width*bounds.height]; 109 getRGBPixelsImpl(xgc, bounds.x, bounds.y, bounds.width, bounds.height, 110 pixelArray, useGtk); 111 return pixelArray; 112 } 113 setup(int numberOfButtons, int[] buttonDownMasks)114 private static synchronized native void setup(int numberOfButtons, int[] buttonDownMasks); loadNativeLibraries()115 private static native void loadNativeLibraries(); 116 mouseMoveImpl(X11GraphicsConfig xgc, int x, int y)117 private static synchronized native void mouseMoveImpl(X11GraphicsConfig xgc, int x, int y); mousePressImpl(int buttons)118 private static synchronized native void mousePressImpl(int buttons); mouseReleaseImpl(int buttons)119 private static synchronized native void mouseReleaseImpl(int buttons); mouseWheelImpl(int wheelAmt)120 private static synchronized native void mouseWheelImpl(int wheelAmt); 121 keyPressImpl(int keycode)122 private static synchronized native void keyPressImpl(int keycode); keyReleaseImpl(int keycode)123 private static synchronized native void keyReleaseImpl(int keycode); 124 getRGBPixelsImpl(X11GraphicsConfig xgc, int x, int y, int width, int height, int[] pixelArray, boolean isGtkSupported)125 private static synchronized native void getRGBPixelsImpl(X11GraphicsConfig xgc, 126 int x, int y, int width, int height, int[] pixelArray, boolean isGtkSupported); 127 } 128