1654 lines
47 KiB
Java
1654 lines
47 KiB
Java
/*
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* Copyright (c) 2002-2010 LWJGL Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'LWJGL' nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.lwjgl.opengl;
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/**
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* This is the Display implementation interface. Display delegates
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* to implementors of this interface. There is one DisplayImplementation
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* for each supported platform.
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* @author elias_naur
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*/
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import java.awt.Canvas;
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import java.awt.event.FocusListener;
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import java.awt.event.FocusEvent;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.nio.ByteOrder;
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import java.nio.ByteBuffer;
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import java.nio.FloatBuffer;
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import java.nio.IntBuffer;
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import java.lang.reflect.InvocationTargetException;
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import org.lwjgl.BufferUtils;
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import org.lwjgl.LWJGLException;
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import org.lwjgl.LWJGLUtil;
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import org.lwjgl.MemoryUtil;
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import org.lwjgl.opengl.XRandR.Screen;
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import org.lwjgl.opengles.EGL;
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import java.security.AccessController;
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import java.security.PrivilegedAction;
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import java.util.ArrayList;
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import java.util.List;
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final class LinuxDisplay implements DisplayImplementation {
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/* X11 constants */
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public static final int CurrentTime = 0;
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public static final int GrabSuccess = 0;
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public static final int AutoRepeatModeOff = 0;
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public static final int AutoRepeatModeOn = 1;
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public static final int AutoRepeatModeDefault = 2;
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public static final int None = 0;
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private static final int KeyPressMask = 1 << 0;
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private static final int KeyReleaseMask = 1 << 1;
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private static final int ButtonPressMask = 1 << 2;
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private static final int ButtonReleaseMask = 1 << 3;
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private static final int NotifyAncestor = 0;
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private static final int NotifyNonlinear = 3;
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private static final int NotifyPointer = 5;
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private static final int NotifyPointerRoot = 6;
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private static final int NotifyDetailNone = 7;
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private static final int SetModeInsert = 0;
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private static final int SaveSetRoot = 1;
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private static final int SaveSetUnmap = 1;
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private static final int X_SetInputFocus = 42;
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/** Window mode enum */
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private static final int FULLSCREEN_LEGACY = 1;
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private static final int FULLSCREEN_NETWM = 2;
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private static final int WINDOWED = 3;
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/** Current window mode */
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private static int current_window_mode = WINDOWED;
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/** Display mode switching API */
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private static final int XRANDR = 10;
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private static final int XF86VIDMODE = 11;
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private static final int NONE = 12;
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/** Current X11 Display pointer */
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private static long display;
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private static long current_window;
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private static long saved_error_handler;
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private static int display_connection_usage_count;
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/** Event buffer */
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private final LinuxEvent event_buffer = new LinuxEvent();
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private final LinuxEvent tmp_event_buffer = new LinuxEvent();
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/** Current mode swithcing API */
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private int current_displaymode_extension = NONE;
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/** Atom used for the pointer warp messages */
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private long delete_atom;
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private PeerInfo peer_info;
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/** Saved gamma used to restore display settings */
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private ByteBuffer saved_gamma;
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private ByteBuffer current_gamma;
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/** Saved mode to restore with */
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private DisplayMode saved_mode;
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private DisplayMode current_mode;
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private Screen[] savedXrandrConfig;
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private boolean keyboard_grabbed;
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private boolean pointer_grabbed;
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private boolean input_released;
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private boolean grab;
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private boolean focused;
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private boolean minimized;
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private boolean dirty;
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private boolean close_requested;
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private long current_cursor;
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private long blank_cursor;
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private boolean mouseInside = true;
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private boolean resizable;
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private boolean resized;
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private int window_x;
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private int window_y;
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private int window_width;
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private int window_height;
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private Canvas parent;
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private long parent_window;
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private static boolean xembedded;
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private long parent_proxy_focus_window;
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private boolean parent_focused;
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private boolean parent_focus_changed;
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private long last_window_focus = 0;
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private LinuxKeyboard keyboard;
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private LinuxMouse mouse;
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private String wm_class;
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private final FocusListener focus_listener = new FocusListener() {
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public void focusGained(FocusEvent e) {
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synchronized (GlobalLock.lock) {
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parent_focused = true;
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parent_focus_changed = true;
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}
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}
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public void focusLost(FocusEvent e) {
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synchronized (GlobalLock.lock) {
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parent_focused = false;
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parent_focus_changed = true;
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}
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}
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};
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private static ByteBuffer getCurrentGammaRamp() throws LWJGLException {
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lockAWT();
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try {
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incDisplay();
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try {
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if (isXF86VidModeSupported())
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return nGetCurrentGammaRamp(getDisplay(), getDefaultScreen());
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else
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return null;
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} finally {
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decDisplay();
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}
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} finally {
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unlockAWT();
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}
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}
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private static native ByteBuffer nGetCurrentGammaRamp(long display, int screen) throws LWJGLException;
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private static int getBestDisplayModeExtension() {
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int result;
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if (isXrandrSupported()) {
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LWJGLUtil.log("Using Xrandr for display mode switching");
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result = XRANDR;
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} else if (isXF86VidModeSupported()) {
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LWJGLUtil.log("Using XF86VidMode for display mode switching");
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result = XF86VIDMODE;
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} else {
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LWJGLUtil.log("No display mode extensions available");
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result = NONE;
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}
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return result;
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}
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private static boolean isXrandrSupported() {
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if (Display.getPrivilegedBoolean("LWJGL_DISABLE_XRANDR"))
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return false;
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lockAWT();
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try {
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incDisplay();
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try {
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return nIsXrandrSupported(getDisplay());
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} finally {
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decDisplay();
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}
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} catch (LWJGLException e) {
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LWJGLUtil.log("Got exception while querying Xrandr support: " + e);
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return false;
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} finally {
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unlockAWT();
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}
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}
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private static native boolean nIsXrandrSupported(long display) throws LWJGLException;
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private static boolean isXF86VidModeSupported() {
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lockAWT();
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try {
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incDisplay();
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try {
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return nIsXF86VidModeSupported(getDisplay());
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} finally {
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decDisplay();
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}
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} catch (LWJGLException e) {
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LWJGLUtil.log("Got exception while querying XF86VM support: " + e);
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return false;
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} finally {
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unlockAWT();
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}
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}
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private static native boolean nIsXF86VidModeSupported(long display) throws LWJGLException;
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private static boolean isNetWMFullscreenSupported() throws LWJGLException {
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if (Display.getPrivilegedBoolean("LWJGL_DISABLE_NETWM"))
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return false;
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lockAWT();
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try {
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incDisplay();
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try {
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return nIsNetWMFullscreenSupported(getDisplay(), getDefaultScreen());
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} finally {
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decDisplay();
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}
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} catch (LWJGLException e) {
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LWJGLUtil.log("Got exception while querying NetWM support: " + e);
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return false;
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} finally {
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unlockAWT();
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}
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}
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private static native boolean nIsNetWMFullscreenSupported(long display, int screen) throws LWJGLException;
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/* Since Xlib is not guaranteed to be thread safe, we need a way to synchronize LWJGL
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* Xlib calls with AWT Xlib calls. Fortunately, JAWT implements Lock()/Unlock() to
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* do just that.
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*/
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static void lockAWT() {
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try {
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nLockAWT();
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} catch (LWJGLException e) {
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LWJGLUtil.log("Caught exception while locking AWT: " + e);
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}
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}
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private static native void nLockAWT() throws LWJGLException;
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static void unlockAWT() {
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try {
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nUnlockAWT();
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} catch (LWJGLException e) {
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LWJGLUtil.log("Caught exception while unlocking AWT: " + e);
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}
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}
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private static native void nUnlockAWT() throws LWJGLException;
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/**
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* increment and decrement display usage.
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*/
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static void incDisplay() throws LWJGLException {
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if (display_connection_usage_count == 0) {
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try {
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// TODO: Can we know if we're on desktop or ES?
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GLContext.loadOpenGLLibrary();
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org.lwjgl.opengles.GLContext.loadOpenGLLibrary();
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} catch (Throwable t) {
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}
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saved_error_handler = setErrorHandler();
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display = openDisplay();
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// synchronize(display, true);
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}
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display_connection_usage_count++;
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}
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private static native int callErrorHandler(long handler, long display, long error_ptr);
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private static native long setErrorHandler();
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private static native long resetErrorHandler(long handler);
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private static native void synchronize(long display, boolean synchronize);
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private static int globalErrorHandler(long display, long event_ptr, long error_display, long serial, long error_code, long request_code, long minor_code) throws LWJGLException {
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if (xembedded && request_code == X_SetInputFocus) return 0; // ignore X error in xembeded mode to fix a browser issue when dragging or switching tabs
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if (display == getDisplay()) {
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String error_msg = getErrorText(display, error_code);
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throw new LWJGLException("X Error - disp: 0x" + Long.toHexString(error_display) + " serial: " + serial + " error: " + error_msg + " request_code: " + request_code + " minor_code: " + minor_code);
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} else if (saved_error_handler != 0)
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return callErrorHandler(saved_error_handler, display, event_ptr);
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return 0;
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}
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private static native String getErrorText(long display, long error_code);
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static void decDisplay() {
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/*
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* Some drivers (at least some versions of the radeon dri driver)
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* don't like it when the display is closed and later re-opened,
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* so we'll just let the singleton display connection leak.
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*/
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/* display_connection_usage_count--;
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if (display_connection_usage_count < 0)
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throw new InternalError("display_connection_usage_count < 0: " + display_connection_usage_count);
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if (display_connection_usage_count == 0) {
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closeDisplay(display);
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resetErrorHandler(saved_error_handler);
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display = 0;
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GLContext.unloadOpenGLLibrary();
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}*/
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}
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static native long openDisplay() throws LWJGLException;
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static native void closeDisplay(long display);
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private int getWindowMode(boolean fullscreen) throws LWJGLException {
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if (fullscreen) {
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if (current_displaymode_extension == XRANDR && isNetWMFullscreenSupported()) {
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LWJGLUtil.log("Using NetWM for fullscreen window");
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return FULLSCREEN_NETWM;
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} else {
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LWJGLUtil.log("Using legacy mode for fullscreen window");
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return FULLSCREEN_LEGACY;
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}
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} else
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return WINDOWED;
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}
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static long getDisplay() {
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if (display_connection_usage_count <= 0)
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throw new InternalError("display_connection_usage_count = " + display_connection_usage_count);
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return display;
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}
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static int getDefaultScreen() {
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return nGetDefaultScreen(getDisplay());
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}
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static native int nGetDefaultScreen(long display);
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static long getWindow() {
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return current_window;
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}
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private void ungrabKeyboard() {
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if (keyboard_grabbed) {
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nUngrabKeyboard(getDisplay());
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keyboard_grabbed = false;
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}
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}
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static native int nUngrabKeyboard(long display);
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private void grabKeyboard() {
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if (!keyboard_grabbed) {
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int res = nGrabKeyboard(getDisplay(), getWindow());
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if (res == GrabSuccess)
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keyboard_grabbed = true;
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}
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}
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static native int nGrabKeyboard(long display, long window);
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private void grabPointer() {
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if (!pointer_grabbed) {
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int result = nGrabPointer(getDisplay(), getWindow(), None);
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if (result == GrabSuccess) {
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pointer_grabbed = true;
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// make sure we have a centered window
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if (isLegacyFullscreen()) {
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nSetViewPort(getDisplay(), getWindow(), getDefaultScreen());
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}
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}
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}
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}
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static native int nGrabPointer(long display, long window, long cursor);
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private static native void nSetViewPort(long display, long window, int screen);
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private void ungrabPointer() {
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if (pointer_grabbed) {
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pointer_grabbed = false;
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nUngrabPointer(getDisplay());
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}
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}
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static native int nUngrabPointer(long display);
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private static boolean isFullscreen() {
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return current_window_mode == FULLSCREEN_LEGACY || current_window_mode == FULLSCREEN_NETWM;
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}
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private boolean shouldGrab() {
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return !input_released && grab && mouse != null;
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}
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private void updatePointerGrab() {
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if (isFullscreen() || shouldGrab()) {
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grabPointer();
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} else {
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ungrabPointer();
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}
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updateCursor();
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}
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private void updateCursor() {
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long cursor;
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if (shouldGrab()) {
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cursor = blank_cursor;
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} else {
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cursor = current_cursor;
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}
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nDefineCursor(getDisplay(), getWindow(), cursor);
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}
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private static native void nDefineCursor(long display, long window, long cursor_handle);
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private static boolean isLegacyFullscreen() {
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return current_window_mode == FULLSCREEN_LEGACY;
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}
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private void updateKeyboardGrab() {
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if (isLegacyFullscreen())
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grabKeyboard();
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else
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ungrabKeyboard();
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}
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public void createWindow(final DrawableLWJGL drawable, DisplayMode mode, Canvas parent, int x, int y) throws LWJGLException {
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lockAWT();
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try {
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incDisplay();
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try {
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if ( drawable instanceof DrawableGLES )
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peer_info = new LinuxDisplayPeerInfo();
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ByteBuffer handle = peer_info.lockAndGetHandle();
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try {
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current_window_mode = getWindowMode(Display.isFullscreen());
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// Try to enable Lecagy FullScreen Support in Compiz, else
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// we may have trouble with stuff overlapping our fullscreen window.
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if ( current_window_mode != WINDOWED )
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Compiz.setLegacyFullscreenSupport(true);
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// Setting _MOTIF_WM_HINTS in fullscreen mode is problematic for certain window
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// managers. We do not set MWM_HINTS_DECORATIONS in fullscreen mode anymore,
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// unless org.lwjgl.opengl.Window.undecorated_fs has been specified.
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// See native/linux/org_lwjgl_opengl_Display.c, createWindow function.
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boolean undecorated = Display.getPrivilegedBoolean("org.lwjgl.opengl.Window.undecorated") || (current_window_mode != WINDOWED && Display.getPrivilegedBoolean("org.lwjgl.opengl.Window.undecorated_fs"));
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this.parent = parent;
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parent_window = parent != null ? getHandle(parent) : getRootWindow(getDisplay(), getDefaultScreen());
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resizable = Display.isResizable();
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resized = false;
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window_x = x;
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window_y = y;
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window_width = mode.getWidth();
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window_height = mode.getHeight();
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|
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current_window = nCreateWindow(getDisplay(), getDefaultScreen(), handle, mode, current_window_mode, x, y, undecorated, parent_window, resizable);
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|
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// Set the WM_CLASS hint which is needed by some WM's e.g. Gnome Shell
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wm_class = Display.getPrivilegedString("LWJGL_WM_CLASS");
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if (wm_class == null) wm_class = Display.getTitle();
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setClassHint(Display.getTitle(), wm_class);
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|
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mapRaised(getDisplay(), current_window);
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xembedded = parent != null && isAncestorXEmbedded(parent_window);
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blank_cursor = createBlankCursor();
|
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current_cursor = None;
|
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focused = false;
|
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input_released = false;
|
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pointer_grabbed = false;
|
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keyboard_grabbed = false;
|
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close_requested = false;
|
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grab = false;
|
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minimized = false;
|
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dirty = true;
|
|
|
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if ( drawable instanceof DrawableGLES )
|
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((DrawableGLES)drawable).initialize(current_window, getDisplay(), EGL.EGL_WINDOW_BIT, (org.lwjgl.opengles.PixelFormat)drawable.getPixelFormat());
|
|
|
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if (parent != null) {
|
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parent.addFocusListener(focus_listener);
|
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parent_focused = parent.isFocusOwner();
|
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parent_focus_changed = true;
|
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}
|
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} finally {
|
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peer_info.unlock();
|
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}
|
|
} catch (LWJGLException e) {
|
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decDisplay();
|
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throw e;
|
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}
|
|
} finally {
|
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unlockAWT();
|
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}
|
|
}
|
|
private static native long nCreateWindow(long display, int screen, ByteBuffer peer_info_handle, DisplayMode mode, int window_mode, int x, int y, boolean undecorated, long parent_handle, boolean resizable) throws LWJGLException;
|
|
private static native long getRootWindow(long display, int screen);
|
|
private static native boolean hasProperty(long display, long window, long property);
|
|
private static native long getParentWindow(long display, long window) throws LWJGLException;
|
|
private static native int getChildCount(long display, long window) throws LWJGLException;
|
|
private static native void mapRaised(long display, long window);
|
|
private static native void reparentWindow(long display, long window, long parent, int x, int y);
|
|
private static native long nGetInputFocus(long display) throws LWJGLException;
|
|
private static native void nSetInputFocus(long display, long window, long time);
|
|
private static native void nSetWindowSize(long display, long window, int width, int height, boolean resizable);
|
|
private static native int nGetX(long display, long window);
|
|
private static native int nGetY(long display, long window);
|
|
private static native int nGetWidth(long display, long window);
|
|
private static native int nGetHeight(long display, long window);
|
|
|
|
private static boolean isAncestorXEmbedded(long window) throws LWJGLException {
|
|
long xembed_atom = internAtom("_XEMBED_INFO", true);
|
|
if (xembed_atom != None) {
|
|
long w = window;
|
|
while (w != None) {
|
|
if (hasProperty(getDisplay(), w, xembed_atom))
|
|
return true;
|
|
w = getParentWindow(getDisplay(), w);
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
private static long getHandle(Canvas parent) throws LWJGLException {
|
|
AWTCanvasImplementation awt_impl = AWTGLCanvas.createImplementation();
|
|
LinuxPeerInfo parent_peer_info = (LinuxPeerInfo)awt_impl.createPeerInfo(parent, null, null);
|
|
ByteBuffer parent_peer_info_handle = parent_peer_info.lockAndGetHandle();
|
|
try {
|
|
return parent_peer_info.getDrawable();
|
|
} finally {
|
|
parent_peer_info.unlock();
|
|
}
|
|
}
|
|
|
|
private void updateInputGrab() {
|
|
updatePointerGrab();
|
|
updateKeyboardGrab();
|
|
}
|
|
|
|
public void destroyWindow() {
|
|
lockAWT();
|
|
try {
|
|
if (parent != null) {
|
|
parent.removeFocusListener(focus_listener);
|
|
}
|
|
try {
|
|
setNativeCursor(null);
|
|
} catch (LWJGLException e) {
|
|
LWJGLUtil.log("Failed to reset cursor: " + e.getMessage());
|
|
}
|
|
nDestroyCursor(getDisplay(), blank_cursor);
|
|
blank_cursor = None;
|
|
ungrabKeyboard();
|
|
nDestroyWindow(getDisplay(), getWindow());
|
|
decDisplay();
|
|
|
|
if ( current_window_mode != WINDOWED )
|
|
Compiz.setLegacyFullscreenSupport(false);
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
static native void nDestroyWindow(long display, long window);
|
|
|
|
public void switchDisplayMode(DisplayMode mode) throws LWJGLException {
|
|
lockAWT();
|
|
try {
|
|
switchDisplayModeOnTmpDisplay(mode);
|
|
current_mode = mode;
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
private void switchDisplayModeOnTmpDisplay(DisplayMode mode) throws LWJGLException {
|
|
incDisplay();
|
|
try {
|
|
nSwitchDisplayMode(getDisplay(), getDefaultScreen(), current_displaymode_extension, mode);
|
|
} finally {
|
|
decDisplay();
|
|
}
|
|
}
|
|
private static native void nSwitchDisplayMode(long display, int screen, int extension, DisplayMode mode) throws LWJGLException;
|
|
|
|
private static long internAtom(String atom_name, boolean only_if_exists) throws LWJGLException {
|
|
incDisplay();
|
|
try {
|
|
return nInternAtom(getDisplay(), atom_name, only_if_exists);
|
|
} finally {
|
|
decDisplay();
|
|
}
|
|
}
|
|
static native long nInternAtom(long display, String atom_name, boolean only_if_exists);
|
|
|
|
public void resetDisplayMode() {
|
|
lockAWT();
|
|
try {
|
|
if( current_displaymode_extension == XRANDR && savedXrandrConfig.length > 0 )
|
|
{
|
|
AccessController.doPrivileged(new PrivilegedAction<Object>() {
|
|
public Object run() {
|
|
XRandR.setConfiguration( savedXrandrConfig );
|
|
return null;
|
|
}
|
|
});
|
|
}
|
|
else
|
|
{
|
|
switchDisplayMode(saved_mode);
|
|
}
|
|
if (isXF86VidModeSupported())
|
|
doSetGamma(saved_gamma);
|
|
|
|
Compiz.setLegacyFullscreenSupport(false);
|
|
} catch (LWJGLException e) {
|
|
LWJGLUtil.log("Caught exception while resetting mode: " + e);
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
public int getGammaRampLength() {
|
|
if (!isXF86VidModeSupported())
|
|
return 0;
|
|
lockAWT();
|
|
try {
|
|
try {
|
|
incDisplay();
|
|
try {
|
|
return nGetGammaRampLength(getDisplay(), getDefaultScreen());
|
|
} catch (LWJGLException e) {
|
|
LWJGLUtil.log("Got exception while querying gamma length: " + e);
|
|
return 0;
|
|
} finally {
|
|
decDisplay();
|
|
}
|
|
} catch (LWJGLException e) {
|
|
LWJGLUtil.log("Failed to get gamma ramp length: " + e);
|
|
return 0;
|
|
}
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
private static native int nGetGammaRampLength(long display, int screen) throws LWJGLException;
|
|
|
|
public void setGammaRamp(FloatBuffer gammaRamp) throws LWJGLException {
|
|
if (!isXF86VidModeSupported())
|
|
throw new LWJGLException("No gamma ramp support (Missing XF86VM extension)");
|
|
doSetGamma(convertToNativeRamp(gammaRamp));
|
|
}
|
|
|
|
private void doSetGamma(ByteBuffer native_gamma) throws LWJGLException {
|
|
lockAWT();
|
|
try {
|
|
setGammaRampOnTmpDisplay(native_gamma);
|
|
current_gamma = native_gamma;
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
private static void setGammaRampOnTmpDisplay(ByteBuffer native_gamma) throws LWJGLException {
|
|
incDisplay();
|
|
try {
|
|
nSetGammaRamp(getDisplay(), getDefaultScreen(), native_gamma);
|
|
} finally {
|
|
decDisplay();
|
|
}
|
|
}
|
|
private static native void nSetGammaRamp(long display, int screen, ByteBuffer gammaRamp) throws LWJGLException;
|
|
|
|
private static ByteBuffer convertToNativeRamp(FloatBuffer ramp) throws LWJGLException {
|
|
return nConvertToNativeRamp(ramp, ramp.position(), ramp.remaining());
|
|
}
|
|
private static native ByteBuffer nConvertToNativeRamp(FloatBuffer ramp, int offset, int length) throws LWJGLException;
|
|
|
|
public String getAdapter() {
|
|
return null;
|
|
}
|
|
|
|
public String getVersion() {
|
|
return null;
|
|
}
|
|
|
|
public DisplayMode init() throws LWJGLException {
|
|
lockAWT();
|
|
try {
|
|
Compiz.init();
|
|
|
|
delete_atom = internAtom("WM_DELETE_WINDOW", false);
|
|
current_displaymode_extension = getBestDisplayModeExtension();
|
|
if (current_displaymode_extension == NONE)
|
|
throw new LWJGLException("No display mode extension is available");
|
|
DisplayMode[] modes = getAvailableDisplayModes();
|
|
if (modes == null || modes.length == 0)
|
|
throw new LWJGLException("No modes available");
|
|
switch (current_displaymode_extension) {
|
|
case XRANDR:
|
|
savedXrandrConfig = AccessController.doPrivileged(new PrivilegedAction<Screen[]>() {
|
|
public Screen[] run() {
|
|
return XRandR.getConfiguration();
|
|
}
|
|
});
|
|
saved_mode = getCurrentXRandrMode();
|
|
break;
|
|
case XF86VIDMODE:
|
|
saved_mode = modes[0];
|
|
break;
|
|
default:
|
|
throw new LWJGLException("Unknown display mode extension: " + current_displaymode_extension);
|
|
}
|
|
current_mode = saved_mode;
|
|
saved_gamma = getCurrentGammaRamp();
|
|
current_gamma = saved_gamma;
|
|
return saved_mode;
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
private static DisplayMode getCurrentXRandrMode() throws LWJGLException {
|
|
lockAWT();
|
|
try {
|
|
incDisplay();
|
|
try {
|
|
return nGetCurrentXRandrMode(getDisplay(), getDefaultScreen());
|
|
} finally {
|
|
decDisplay();
|
|
}
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
/** Assumes extension == XRANDR */
|
|
private static native DisplayMode nGetCurrentXRandrMode(long display, int screen) throws LWJGLException;
|
|
|
|
public void setTitle(String title) {
|
|
lockAWT();
|
|
try {
|
|
final ByteBuffer titleText = MemoryUtil.encodeUTF8(title);
|
|
nSetTitle(getDisplay(), getWindow(), MemoryUtil.getAddress(titleText), titleText.remaining() - 1);
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
|
|
// also update the class hint value as some WM's use it for the window title
|
|
if (Display.isCreated()) setClassHint(title, wm_class);
|
|
}
|
|
private static native void nSetTitle(long display, long window, long title, int len);
|
|
|
|
/** the WM_CLASS hint is needed by some WM's e.g. gnome shell */
|
|
private void setClassHint(String wm_name, String wm_class) {
|
|
lockAWT();
|
|
try {
|
|
final ByteBuffer nameText = MemoryUtil.encodeUTF8(wm_name);
|
|
final ByteBuffer classText = MemoryUtil.encodeUTF8(wm_class);
|
|
|
|
nSetClassHint(getDisplay(), getWindow(), MemoryUtil.getAddress(nameText), MemoryUtil.getAddress(classText));
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
private static native void nSetClassHint(long display, long window, long wm_name, long wm_class);
|
|
|
|
public boolean isCloseRequested() {
|
|
boolean result = close_requested;
|
|
close_requested = false;
|
|
return result;
|
|
}
|
|
|
|
public boolean isVisible() {
|
|
return !minimized;
|
|
}
|
|
|
|
public boolean isActive() {
|
|
return focused || isLegacyFullscreen();
|
|
}
|
|
|
|
public boolean isDirty() {
|
|
boolean result = dirty;
|
|
dirty = false;
|
|
return result;
|
|
}
|
|
|
|
public PeerInfo createPeerInfo(PixelFormat pixel_format, ContextAttribs attribs) throws LWJGLException {
|
|
peer_info = new LinuxDisplayPeerInfo(pixel_format);
|
|
return peer_info;
|
|
}
|
|
|
|
private void relayEventToParent(LinuxEvent event_buffer, int event_mask) {
|
|
tmp_event_buffer.copyFrom(event_buffer);
|
|
tmp_event_buffer.setWindow(parent_window);
|
|
tmp_event_buffer.sendEvent(getDisplay(), parent_window, true, event_mask);
|
|
}
|
|
|
|
private void relayEventToParent(LinuxEvent event_buffer) {
|
|
if (parent == null)
|
|
return;
|
|
switch (event_buffer.getType()) {
|
|
case LinuxEvent.KeyPress:
|
|
relayEventToParent(event_buffer, KeyPressMask);
|
|
break;
|
|
case LinuxEvent.KeyRelease:
|
|
relayEventToParent(event_buffer, KeyPressMask);
|
|
break;
|
|
case LinuxEvent.ButtonPress:
|
|
if (xembedded || !focused) relayEventToParent(event_buffer, KeyPressMask);
|
|
break;
|
|
case LinuxEvent.ButtonRelease:
|
|
if (xembedded || !focused) relayEventToParent(event_buffer, KeyPressMask);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
private void processEvents() {
|
|
while (LinuxEvent.getPending(getDisplay()) > 0) {
|
|
event_buffer.nextEvent(getDisplay());
|
|
long event_window = event_buffer.getWindow();
|
|
relayEventToParent(event_buffer);
|
|
if (event_window != getWindow() || event_buffer.filterEvent(event_window) ||
|
|
(mouse != null && mouse.filterEvent(grab, shouldWarpPointer(), event_buffer)) ||
|
|
(keyboard != null && keyboard.filterEvent(event_buffer)))
|
|
continue;
|
|
switch (event_buffer.getType()) {
|
|
case LinuxEvent.FocusIn:
|
|
setFocused(true, event_buffer.getFocusDetail());
|
|
break;
|
|
case LinuxEvent.FocusOut:
|
|
setFocused(false, event_buffer.getFocusDetail());
|
|
break;
|
|
case LinuxEvent.ClientMessage:
|
|
if ((event_buffer.getClientFormat() == 32) && (event_buffer.getClientData(0) == delete_atom))
|
|
close_requested = true;
|
|
break;
|
|
case LinuxEvent.MapNotify:
|
|
dirty = true;
|
|
minimized = false;
|
|
break;
|
|
case LinuxEvent.UnmapNotify:
|
|
dirty = true;
|
|
minimized = true;
|
|
break;
|
|
case LinuxEvent.Expose:
|
|
dirty = true;
|
|
break;
|
|
case LinuxEvent.ConfigureNotify:
|
|
int x = nGetX(getDisplay(), getWindow());
|
|
int y = nGetY(getDisplay(), getWindow());
|
|
|
|
int width = nGetWidth(getDisplay(), getWindow());
|
|
int height = nGetHeight(getDisplay(), getWindow());
|
|
|
|
window_x = x;
|
|
window_y = y;
|
|
|
|
if (window_width != width || window_height != height) {
|
|
resized = true;
|
|
window_width = width;
|
|
window_height = height;
|
|
}
|
|
|
|
break;
|
|
case LinuxEvent.EnterNotify:
|
|
mouseInside = true;
|
|
break;
|
|
case LinuxEvent.LeaveNotify:
|
|
mouseInside = false;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
public void update() {
|
|
lockAWT();
|
|
try {
|
|
processEvents();
|
|
checkInput();
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
public void reshape(int x, int y, int width, int height) {
|
|
lockAWT();
|
|
try {
|
|
nReshape(getDisplay(), getWindow(), x, y, width, height);
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
private static native void nReshape(long display, long window, int x, int y, int width, int height);
|
|
|
|
public DisplayMode[] getAvailableDisplayModes() throws LWJGLException {
|
|
lockAWT();
|
|
try {
|
|
incDisplay();
|
|
try {
|
|
DisplayMode[] modes = nGetAvailableDisplayModes(getDisplay(), getDefaultScreen(), current_displaymode_extension);
|
|
return modes;
|
|
} finally {
|
|
decDisplay();
|
|
}
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
private static native DisplayMode[] nGetAvailableDisplayModes(long display, int screen, int extension) throws LWJGLException;
|
|
|
|
/* Mouse */
|
|
public boolean hasWheel() {
|
|
return true;
|
|
}
|
|
|
|
public int getButtonCount() {
|
|
return mouse.getButtonCount();
|
|
}
|
|
|
|
public void createMouse() throws LWJGLException {
|
|
lockAWT();
|
|
try {
|
|
mouse = new LinuxMouse(getDisplay(), getWindow(), getWindow());
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
public void destroyMouse() {
|
|
mouse = null;
|
|
updateInputGrab();
|
|
}
|
|
|
|
public void pollMouse(IntBuffer coord_buffer, ByteBuffer buttons) {
|
|
lockAWT();
|
|
try {
|
|
mouse.poll(grab, coord_buffer, buttons);
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
public void readMouse(ByteBuffer buffer) {
|
|
lockAWT();
|
|
try {
|
|
mouse.read(buffer);
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
public void setCursorPosition(int x, int y) {
|
|
lockAWT();
|
|
try {
|
|
mouse.setCursorPosition(x, y);
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
private void checkInput() {
|
|
if (parent == null) return;
|
|
|
|
if (xembedded) {
|
|
long current_focus_window = 0;
|
|
|
|
if (last_window_focus != current_focus_window || parent_focused != focused) {
|
|
if (isParentWindowActive(current_focus_window)) {
|
|
if (parent_focused) {
|
|
nSetInputFocus(getDisplay(), current_window, CurrentTime);
|
|
last_window_focus = current_window;
|
|
focused = true;
|
|
}
|
|
else {
|
|
// return focus to the parent proxy focus window
|
|
nSetInputFocus(getDisplay(), parent_proxy_focus_window, CurrentTime);
|
|
last_window_focus = parent_proxy_focus_window;
|
|
focused = false;
|
|
}
|
|
}
|
|
else {
|
|
last_window_focus = current_focus_window;
|
|
focused = false;
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
if (parent_focus_changed && parent_focused) {
|
|
setInputFocusUnsafe(getWindow());
|
|
parent_focus_changed = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
private void setInputFocusUnsafe(long window) {
|
|
try {
|
|
nSetInputFocus(getDisplay(), window, CurrentTime);
|
|
nSync(getDisplay(), false);
|
|
} catch (LWJGLException e) {
|
|
// Since we don't have any event timings for XSetInputFocus, a race condition might give a BadMatch, which we'll catch and ignore
|
|
LWJGLUtil.log("Got exception while trying to focus: " + e);
|
|
}
|
|
}
|
|
|
|
private static native void nSync(long display, boolean throw_away_events) throws LWJGLException;
|
|
|
|
/**
|
|
* This method will check if the parent window is active when running
|
|
* in xembed mode. Every xembed embedder window has a focus proxy
|
|
* window that recieves all the input. This method will test whether
|
|
* the provided window handle is the focus proxy, if so it will get its
|
|
* parent window and then test whether this is an ancestor to our
|
|
* current_window. If so then parent window is active.
|
|
*
|
|
* @param window - the window handle to test
|
|
*/
|
|
private boolean isParentWindowActive(long window) {
|
|
try {
|
|
// parent window already active as window is current_window
|
|
if (window == current_window) return true;
|
|
|
|
// xembed focus proxy will have no children
|
|
if (getChildCount(getDisplay(), window) != 0) return false;
|
|
|
|
// get parent, will be xembed embedder window and ancestor of current_window
|
|
long parent_window = getParentWindow(getDisplay(), window);
|
|
|
|
// parent must not be None
|
|
if (parent_window == None) return false;
|
|
|
|
// scroll current_window's ancestors to find parent_window
|
|
long w = current_window;
|
|
|
|
while (w != None) {
|
|
w = getParentWindow(getDisplay(), w);
|
|
if (w == parent_window) {
|
|
parent_proxy_focus_window = window; // save focus proxy window
|
|
return true;
|
|
}
|
|
}
|
|
} catch (LWJGLException e) {
|
|
LWJGLUtil.log("Failed to detect if parent window is active: " + e.getMessage());
|
|
return true; // on failure assume still active
|
|
}
|
|
|
|
return false; // failed to find an active parent window
|
|
}
|
|
|
|
private void setFocused(boolean got_focus, int focus_detail) {
|
|
if (focused == got_focus || focus_detail == NotifyDetailNone || focus_detail == NotifyPointer || focus_detail == NotifyPointerRoot || xembedded)
|
|
return;
|
|
focused = got_focus;
|
|
|
|
if (focused) {
|
|
acquireInput();
|
|
}
|
|
else {
|
|
releaseInput();
|
|
}
|
|
}
|
|
|
|
private void releaseInput() {
|
|
if (isLegacyFullscreen() || input_released)
|
|
return;
|
|
input_released = true;
|
|
updateInputGrab();
|
|
if (current_window_mode == FULLSCREEN_NETWM) {
|
|
nIconifyWindow(getDisplay(), getWindow(), getDefaultScreen());
|
|
try {
|
|
if( current_displaymode_extension == XRANDR && savedXrandrConfig.length > 0 )
|
|
{
|
|
AccessController.doPrivileged(new PrivilegedAction<Object>() {
|
|
public Object run() {
|
|
XRandR.setConfiguration( savedXrandrConfig );
|
|
return null;
|
|
}
|
|
});
|
|
}
|
|
else
|
|
{
|
|
switchDisplayModeOnTmpDisplay(saved_mode);
|
|
}
|
|
setGammaRampOnTmpDisplay(saved_gamma);
|
|
} catch (LWJGLException e) {
|
|
LWJGLUtil.log("Failed to restore saved mode: " + e.getMessage());
|
|
}
|
|
}
|
|
}
|
|
private static native void nIconifyWindow(long display, long window, int screen);
|
|
|
|
private void acquireInput() {
|
|
if (isLegacyFullscreen() || !input_released)
|
|
return;
|
|
input_released = false;
|
|
updateInputGrab();
|
|
if (current_window_mode == FULLSCREEN_NETWM) {
|
|
try {
|
|
switchDisplayModeOnTmpDisplay(current_mode);
|
|
setGammaRampOnTmpDisplay(current_gamma);
|
|
} catch (LWJGLException e) {
|
|
LWJGLUtil.log("Failed to restore mode: " + e.getMessage());
|
|
}
|
|
}
|
|
}
|
|
|
|
public void grabMouse(boolean new_grab) {
|
|
lockAWT();
|
|
try {
|
|
if (new_grab != grab) {
|
|
grab = new_grab;
|
|
updateInputGrab();
|
|
mouse.changeGrabbed(grab, shouldWarpPointer());
|
|
}
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
private boolean shouldWarpPointer() {
|
|
return pointer_grabbed && shouldGrab();
|
|
}
|
|
|
|
public int getNativeCursorCapabilities() {
|
|
lockAWT();
|
|
try {
|
|
incDisplay();
|
|
try {
|
|
return nGetNativeCursorCapabilities(getDisplay());
|
|
} finally {
|
|
decDisplay();
|
|
}
|
|
} catch (LWJGLException e) {
|
|
throw new RuntimeException(e);
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
private static native int nGetNativeCursorCapabilities(long display) throws LWJGLException;
|
|
|
|
public void setNativeCursor(Object handle) throws LWJGLException {
|
|
current_cursor = getCursorHandle(handle);
|
|
lockAWT();
|
|
try {
|
|
updateCursor();
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
public int getMinCursorSize() {
|
|
lockAWT();
|
|
try {
|
|
incDisplay();
|
|
try {
|
|
return nGetMinCursorSize(getDisplay(), getWindow());
|
|
} finally {
|
|
decDisplay();
|
|
}
|
|
} catch (LWJGLException e) {
|
|
LWJGLUtil.log("Exception occurred in getMinCursorSize: " + e);
|
|
return 0;
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
private static native int nGetMinCursorSize(long display, long window);
|
|
|
|
public int getMaxCursorSize() {
|
|
lockAWT();
|
|
try {
|
|
incDisplay();
|
|
try {
|
|
return nGetMaxCursorSize(getDisplay(), getWindow());
|
|
} finally {
|
|
decDisplay();
|
|
}
|
|
} catch (LWJGLException e) {
|
|
LWJGLUtil.log("Exception occurred in getMaxCursorSize: " + e);
|
|
return 0;
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
private static native int nGetMaxCursorSize(long display, long window);
|
|
|
|
/* Keyboard */
|
|
public void createKeyboard() throws LWJGLException {
|
|
lockAWT();
|
|
try {
|
|
keyboard = new LinuxKeyboard(getDisplay(), getWindow());
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
public void destroyKeyboard() {
|
|
lockAWT();
|
|
try {
|
|
keyboard.destroy(getDisplay());
|
|
keyboard = null;
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
public void pollKeyboard(ByteBuffer keyDownBuffer) {
|
|
lockAWT();
|
|
try {
|
|
keyboard.poll(keyDownBuffer);
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
public void readKeyboard(ByteBuffer buffer) {
|
|
lockAWT();
|
|
try {
|
|
keyboard.read(buffer);
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
private static native long nCreateCursor(long display, int width, int height, int xHotspot, int yHotspot, int numImages, IntBuffer images, int images_offset, IntBuffer delays, int delays_offset) throws LWJGLException;
|
|
|
|
private static long createBlankCursor() {
|
|
return nCreateBlankCursor(getDisplay(), getWindow());
|
|
}
|
|
static native long nCreateBlankCursor(long display, long window);
|
|
|
|
public Object createCursor(int width, int height, int xHotspot, int yHotspot, int numImages, IntBuffer images, IntBuffer delays) throws LWJGLException {
|
|
lockAWT();
|
|
try {
|
|
incDisplay();
|
|
try {
|
|
long cursor = nCreateCursor(getDisplay(), width, height, xHotspot, yHotspot, numImages, images, images.position(), delays, delays != null ? delays.position() : -1);
|
|
return cursor;
|
|
} catch (LWJGLException e) {
|
|
decDisplay();
|
|
throw e;
|
|
}
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
private static long getCursorHandle(Object cursor_handle) {
|
|
return cursor_handle != null ? (Long)cursor_handle : None;
|
|
}
|
|
|
|
public void destroyCursor(Object cursorHandle) {
|
|
lockAWT();
|
|
try {
|
|
nDestroyCursor(getDisplay(), getCursorHandle(cursorHandle));
|
|
decDisplay();
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
static native void nDestroyCursor(long display, long cursorHandle);
|
|
|
|
public int getPbufferCapabilities() {
|
|
lockAWT();
|
|
try {
|
|
incDisplay();
|
|
try {
|
|
return nGetPbufferCapabilities(getDisplay(), getDefaultScreen());
|
|
} finally {
|
|
decDisplay();
|
|
}
|
|
} catch (LWJGLException e) {
|
|
LWJGLUtil.log("Exception occurred in getPbufferCapabilities: " + e);
|
|
return 0;
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
private static native int nGetPbufferCapabilities(long display, int screen);
|
|
|
|
public boolean isBufferLost(PeerInfo handle) {
|
|
return false;
|
|
}
|
|
|
|
public PeerInfo createPbuffer(int width, int height, PixelFormat pixel_format, ContextAttribs attribs,
|
|
IntBuffer pixelFormatCaps,
|
|
IntBuffer pBufferAttribs) throws LWJGLException {
|
|
return new LinuxPbufferPeerInfo(width, height, pixel_format);
|
|
}
|
|
|
|
public void setPbufferAttrib(PeerInfo handle, int attrib, int value) {
|
|
throw new UnsupportedOperationException();
|
|
}
|
|
|
|
public void bindTexImageToPbuffer(PeerInfo handle, int buffer) {
|
|
throw new UnsupportedOperationException();
|
|
}
|
|
|
|
public void releaseTexImageFromPbuffer(PeerInfo handle, int buffer) {
|
|
throw new UnsupportedOperationException();
|
|
}
|
|
|
|
/**
|
|
* This method will convert icon bytebuffers into a single bytebuffer
|
|
* as the icon format required by _NET_WM_ICON should be in a cardinal
|
|
* 32 bit ARGB format i.e. all icons in a single buffer the data starting
|
|
* with 32 bit width & height followed by the color data as 32bit ARGB.
|
|
*
|
|
* @param icons Array of icons in RGBA format
|
|
*/
|
|
private static ByteBuffer convertIcons(ByteBuffer[] icons) {
|
|
|
|
int bufferSize = 0;
|
|
|
|
// calculate size of bytebuffer
|
|
for ( ByteBuffer icon : icons ) {
|
|
int size = icon.limit() / 4;
|
|
int dimension = (int)Math.sqrt(size);
|
|
if ( dimension > 0 ) {
|
|
bufferSize += 2 * 4; // add 32 bit width & height, 4 bytes each
|
|
bufferSize += dimension * dimension * 4;
|
|
}
|
|
}
|
|
|
|
if (bufferSize == 0) return null;
|
|
|
|
ByteBuffer icon_argb = BufferUtils.createByteBuffer(bufferSize);//icon.capacity()+(2*4));
|
|
icon_argb.order(ByteOrder.BIG_ENDIAN);
|
|
|
|
for ( ByteBuffer icon : icons ) {
|
|
int size = icon.limit() / 4;
|
|
int dimension = (int)Math.sqrt(size);
|
|
|
|
icon_argb.putInt(dimension); // width
|
|
icon_argb.putInt(dimension); // height
|
|
|
|
for (int y = 0; y < dimension; y++) {
|
|
for (int x = 0; x < dimension; x++) {
|
|
|
|
byte r = icon.get((x*4)+(y*dimension*4));
|
|
byte g = icon.get((x*4)+(y*dimension*4)+1);
|
|
byte b = icon.get((x*4)+(y*dimension*4)+2);
|
|
byte a = icon.get((x*4)+(y*dimension*4)+3);
|
|
|
|
icon_argb.put(a);
|
|
icon_argb.put(r);
|
|
icon_argb.put(g);
|
|
icon_argb.put(b);
|
|
}
|
|
}
|
|
}
|
|
|
|
return icon_argb;
|
|
}
|
|
|
|
/**
|
|
* Sets one or more icons for the Display.
|
|
* <ul>
|
|
* <li>On Windows you should supply at least one 16x16 icon and one 32x32.</li>
|
|
* <li>Linux (and similar platforms) expect one 32x32 icon.</li>
|
|
* <li>Mac OS X should be supplied one 128x128 icon</li>
|
|
* </ul>
|
|
* The implementation will use the supplied ByteBuffers with image data in RGBA and perform any conversions necessary for the specific platform.
|
|
*
|
|
* @param icons Array of icons in RGBA mode
|
|
* @return number of icons used.
|
|
*/
|
|
public int setIcon(ByteBuffer[] icons) {
|
|
lockAWT();
|
|
try {
|
|
incDisplay();
|
|
try {
|
|
// get icons as cardinal ARGB format
|
|
ByteBuffer icons_data = convertIcons(icons);
|
|
if (icons_data == null) return 0;
|
|
nSetWindowIcon(getDisplay(), getWindow(), icons_data, icons_data.capacity());//, icon_mask, icon_mask.capacity(), dimension, dimension);
|
|
return icons.length;
|
|
} finally {
|
|
decDisplay();
|
|
}
|
|
} catch (LWJGLException e) {
|
|
LWJGLUtil.log("Failed to set display icon: " + e);
|
|
return 0;
|
|
} finally {
|
|
unlockAWT();
|
|
}
|
|
}
|
|
|
|
private static native void nSetWindowIcon(long display, long window, ByteBuffer icons_data, int icons_size);
|
|
|
|
public int getX() {
|
|
return window_x;
|
|
}
|
|
|
|
public int getY() {
|
|
return window_y;
|
|
}
|
|
|
|
public int getWidth() {
|
|
return window_width;
|
|
}
|
|
|
|
public int getHeight() {
|
|
return window_height;
|
|
}
|
|
|
|
public boolean isInsideWindow() {
|
|
return mouseInside;
|
|
}
|
|
|
|
public void setResizable(boolean resizable) {
|
|
if (this.resizable == resizable) {
|
|
return;
|
|
}
|
|
|
|
this.resizable = resizable;
|
|
nSetWindowSize(getDisplay(), getWindow(), window_width, window_height, resizable);
|
|
}
|
|
|
|
public boolean wasResized() {
|
|
if (resized) {
|
|
resized = false;
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
public float getPixelScaleFactor() {
|
|
return 1f;
|
|
}
|
|
|
|
/**
|
|
* Helper class for managing Compiz's workarounds. We need this to enable Legacy
|
|
* Fullscreen Support in Compiz, else we'll have trouble with fullscreen windows
|
|
* when Compiz effects are enabled.
|
|
*
|
|
* Implementation Note: This code is probably too much for an inner class, but
|
|
* keeping it here until we're sure we cannot find a better solution.
|
|
*/
|
|
private static final class Compiz {
|
|
|
|
private static boolean applyFix;
|
|
|
|
private static Provider provider;
|
|
|
|
private Compiz() {
|
|
}
|
|
|
|
static void init() {
|
|
if ( Display.getPrivilegedBoolean("org.lwjgl.opengl.Window.nocompiz_lfs") )
|
|
return;
|
|
|
|
AccessController.doPrivileged(new PrivilegedAction<Object>() {
|
|
public Object run() {
|
|
try {
|
|
// Check if Compiz is active
|
|
if ( !isProcessActive("compiz") )
|
|
return null;
|
|
|
|
provider = null;
|
|
|
|
String providerName = null;
|
|
|
|
// Check if Dbus is available
|
|
if ( isProcessActive("dbus-daemon") ) {
|
|
providerName = "Dbus";
|
|
provider = new Provider() {
|
|
|
|
private static final String KEY = "/org/freedesktop/compiz/workarounds/allscreens/legacy_fullscreen";
|
|
|
|
public boolean hasLegacyFullscreenSupport() throws LWJGLException {
|
|
final List output = Compiz.run(
|
|
"dbus-send", "--print-reply", "--type=method_call", "--dest=org.freedesktop.compiz", KEY, "org.freedesktop.compiz.get"
|
|
);
|
|
|
|
if ( output == null || output.size() < 2 )
|
|
throw new LWJGLException("Invalid Dbus reply.");
|
|
|
|
String line = (String)output.get(0);
|
|
|
|
if ( !line.startsWith("method return") )
|
|
throw new LWJGLException("Invalid Dbus reply.");
|
|
|
|
line = ((String)output.get(1)).trim(); // value
|
|
if ( !line.startsWith("boolean") || line.length() < 12)
|
|
throw new LWJGLException("Invalid Dbus reply.");
|
|
|
|
return "true".equalsIgnoreCase(line.substring("boolean".length() + 1));
|
|
}
|
|
|
|
public void setLegacyFullscreenSupport(final boolean state) throws LWJGLException {
|
|
if ( Compiz.run(
|
|
"dbus-send", "--type=method_call", "--dest=org.freedesktop.compiz", KEY, "org.freedesktop.compiz.set", "boolean:" + Boolean.toString(state)
|
|
) == null )
|
|
throw new LWJGLException("Failed to apply Compiz LFS workaround.");
|
|
}
|
|
};
|
|
} else {
|
|
try {
|
|
// Check if Gconf is available
|
|
Runtime.getRuntime().exec("gconftool");
|
|
|
|
providerName = "gconftool";
|
|
provider = new Provider() {
|
|
|
|
private static final String KEY = "/apps/compiz/plugins/workarounds/allscreens/options/legacy_fullscreen";
|
|
|
|
public boolean hasLegacyFullscreenSupport() throws LWJGLException {
|
|
final List output = Compiz.run(new String[] {
|
|
"gconftool", "-g", KEY
|
|
});
|
|
|
|
if ( output == null || output.size() == 0 )
|
|
throw new LWJGLException("Invalid gconftool reply.");
|
|
|
|
return Boolean.parseBoolean(((String)output.get(0)).trim());
|
|
}
|
|
|
|
public void setLegacyFullscreenSupport(final boolean state) throws LWJGLException {
|
|
if ( Compiz.run(new String[] {
|
|
"gconftool", "-s", KEY, "-s", Boolean.toString(state), "-t", "bool"
|
|
}) == null )
|
|
throw new LWJGLException("Failed to apply Compiz LFS workaround.");
|
|
|
|
if ( state ) {
|
|
try {
|
|
// gconftool will not apply the workaround immediately, sleep a bit
|
|
// to make sure it will be ok when we create the window.
|
|
Thread.sleep(200); // 100 is too low, 150 works, set to 200 to be safe.
|
|
} catch (InterruptedException e) {
|
|
e.printStackTrace();
|
|
}
|
|
}
|
|
}
|
|
};
|
|
} catch (IOException e) {
|
|
// Ignore
|
|
}
|
|
}
|
|
|
|
if ( provider != null && !provider.hasLegacyFullscreenSupport() ) { // No need to do anything if LFS is already enabled.
|
|
applyFix = true;
|
|
LWJGLUtil.log("Using " + providerName + " to apply Compiz LFS workaround.");
|
|
}
|
|
} catch (LWJGLException e) {
|
|
// Ignore
|
|
} finally {
|
|
return null;
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
static void setLegacyFullscreenSupport(final boolean enabled) {
|
|
if ( !applyFix )
|
|
return;
|
|
|
|
AccessController.doPrivileged(new PrivilegedAction<Object>() {
|
|
public Object run() {
|
|
try {
|
|
provider.setLegacyFullscreenSupport(enabled);
|
|
} catch (LWJGLException e) {
|
|
LWJGLUtil.log("Failed to change Compiz Legacy Fullscreen Support. Reason: " + e.getMessage());
|
|
}
|
|
return null;
|
|
}
|
|
});
|
|
}
|
|
|
|
private static List<String> run(final String... command) throws LWJGLException {
|
|
final List<String> output = new ArrayList<String>();
|
|
|
|
try {
|
|
final Process p = Runtime.getRuntime().exec(command);
|
|
try {
|
|
final int exitValue = p.waitFor();
|
|
if ( exitValue != 0 )
|
|
return null;
|
|
} catch (InterruptedException e) {
|
|
throw new LWJGLException("Process interrupted.", e);
|
|
}
|
|
|
|
final BufferedReader br = new BufferedReader(new InputStreamReader(p.getInputStream()));
|
|
|
|
String line;
|
|
while ( (line = br.readLine()) != null )
|
|
output.add(line);
|
|
|
|
br.close();
|
|
} catch (final IOException e) {
|
|
throw new LWJGLException("Process failed.", e);
|
|
}
|
|
|
|
return output;
|
|
}
|
|
|
|
private static boolean isProcessActive(final String processName) throws LWJGLException {
|
|
final List<String> output = run(new String[] { "ps", "-C", processName });
|
|
if ( output == null )
|
|
return false;
|
|
|
|
for ( final String line : output ) {
|
|
if ( line.contains(processName) )
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
private interface Provider {
|
|
|
|
boolean hasLegacyFullscreenSupport() throws LWJGLException;
|
|
|
|
void setLegacyFullscreenSupport(boolean state) throws LWJGLException;
|
|
|
|
}
|
|
}
|
|
|
|
}
|