1 package com.sun.glass.ui.monocle.x11;/*
   2  * Copyright (c) 2013, 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 import com.sun.glass.ui.monocle.AcceleratedScreen;
  27 import com.sun.glass.ui.monocle.NativeCursor;
  28 import com.sun.glass.ui.monocle.NativePlatform;
  29 import com.sun.glass.ui.monocle.NativeScreen;
  30 import com.sun.glass.ui.monocle.NullCursor;
  31 import com.sun.glass.ui.monocle.input.InputDeviceRegistry;
  32 import com.sun.glass.ui.monocle.linux.LinuxInputDeviceRegistry;
  33 import com.sun.glass.ui.monocle.linux.LinuxSystem;
  34 import com.sun.glass.ui.monocle.mx6.MX6AcceleratedScreen;
  35 
  36 import java.security.AccessController;
  37 import java.security.PrivilegedAction;
  38 
  39 public class X11Platform extends NativePlatform {
  40 
  41     private final boolean x11InputAndCursor;
  42 
  43     public X11Platform() {
  44         LinuxSystem.getLinuxSystem().loadLibrary();
  45         x11InputAndCursor = AccessController.doPrivileged((PrivilegedAction<Boolean>)
  46                 () -> Boolean.getBoolean("x11.input"));
  47     }
  48 
  49     @Override
  50     protected InputDeviceRegistry createInputDeviceRegistry() {
  51         if (x11InputAndCursor) {
  52             return new X11InputDeviceRegistry();
  53         } else {
  54             return new LinuxInputDeviceRegistry(false);
  55         }
  56     }
  57 
  58     @Override
  59     protected NativeCursor createCursor() {
  60         return new NullCursor();
  61     }
  62 
  63     @Override
  64     protected NativeScreen createScreen() {
  65         return new X11Screen(x11InputAndCursor);
  66     }
  67 
  68     @Override
  69     public synchronized AcceleratedScreen getAcceleratedScreen(
  70             int[] attributes) {
  71         if (accScreen == null) {
  72             accScreen = new X11AcceleratedScreen(attributes);
  73         }
  74         return accScreen;
  75     }
  76 }