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third-party-mirror/openjdk/jdk25u/HEAD/./src/java.desktop/unix/classes/sun/awt/X11/XToolkit.java
blob: eab0817af237d37cd526b898ef33cc6a3f4f6775 [file]
/*
* Copyright (c) 2002, 2025, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package sun.awt.X11;
import java.awt.AWTError;
import java.awt.AWTException;
import java.awt.Button;
import java.awt.Canvas;
import java.awt.Checkbox;
import java.awt.CheckboxMenuItem;
import java.awt.Choice;
import java.awt.Color;
import java.awt.Component;
import java.awt.Cursor;
import java.awt.Desktop;
import java.awt.Dialog;
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.FileDialog;
import java.awt.Frame;
import java.awt.GraphicsConfiguration;
import java.awt.GraphicsDevice;
import java.awt.GraphicsEnvironment;
import java.awt.HeadlessException;
import java.awt.Image;
import java.awt.Insets;
import java.awt.JobAttributes;
import java.awt.Label;
import java.awt.Menu;
import java.awt.MenuBar;
import java.awt.MenuItem;
import java.awt.PageAttributes;
import java.awt.Panel;
import java.awt.Point;
import java.awt.PopupMenu;
import java.awt.PrintJob;
import java.awt.Rectangle;
import java.awt.ScrollPane;
import java.awt.Scrollbar;
import java.awt.SystemColor;
import java.awt.SystemTray;
import java.awt.Taskbar;
import java.awt.TextArea;
import java.awt.TextField;
import java.awt.Toolkit;
import java.awt.TrayIcon;
import java.awt.Window;
import java.awt.datatransfer.Clipboard;
import java.awt.dnd.DragGestureEvent;
import java.awt.dnd.DragGestureListener;
import java.awt.dnd.DragGestureRecognizer;
import java.awt.dnd.DragSource;
import java.awt.dnd.InvalidDnDOperationException;
import java.awt.dnd.MouseDragGestureRecognizer;
import java.awt.dnd.peer.DragSourceContextPeer;
import java.awt.event.InputEvent;
import java.awt.event.KeyEvent;
import java.awt.event.MouseEvent;
import java.awt.font.TextAttribute;
import java.awt.im.InputMethodHighlight;
import java.awt.im.spi.InputMethodDescriptor;
import java.awt.peer.ButtonPeer;
import java.awt.peer.CanvasPeer;
import java.awt.peer.CheckboxMenuItemPeer;
import java.awt.peer.CheckboxPeer;
import java.awt.peer.ChoicePeer;
import java.awt.peer.DesktopPeer;
import java.awt.peer.DialogPeer;
import java.awt.peer.FileDialogPeer;
import java.awt.peer.FontPeer;
import java.awt.peer.FramePeer;
import java.awt.peer.KeyboardFocusManagerPeer;
import java.awt.peer.LabelPeer;
import java.awt.peer.ListPeer;
import java.awt.peer.MenuBarPeer;
import java.awt.peer.MenuItemPeer;
import java.awt.peer.MenuPeer;
import java.awt.peer.MouseInfoPeer;
import java.awt.peer.PanelPeer;
import java.awt.peer.PopupMenuPeer;
import java.awt.peer.RobotPeer;
import java.awt.peer.ScrollPanePeer;
import java.awt.peer.ScrollbarPeer;
import java.awt.peer.SystemTrayPeer;
import java.awt.peer.TaskbarPeer;
import java.awt.peer.TextAreaPeer;
import java.awt.peer.TextFieldPeer;
import java.awt.peer.TrayIconPeer;
import java.awt.peer.WindowPeer;
import java.beans.PropertyChangeListener;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.Properties;
import java.util.SortedMap;
import java.util.TreeMap;
import java.util.Vector;
import java.util.concurrent.TimeUnit;
import javax.swing.LookAndFeel;
import javax.swing.UIDefaults;
import sun.awt.AWTAccessor;
import sun.awt.AppContext;
import sun.awt.DisplayChangedListener;
import sun.awt.LightweightFrame;
import sun.awt.SunToolkit;
import sun.awt.UNIXToolkit;
import sun.awt.X11GraphicsConfig;
import sun.awt.X11GraphicsDevice;
import sun.awt.X11GraphicsEnvironment;
import sun.awt.XSettings;
import sun.awt.datatransfer.DataTransferer;
import sun.awt.screencast.ScreencastHelper;
import sun.awt.screencast.XdgDesktopPortal;
import sun.awt.util.PerformanceLogger;
import sun.awt.util.ThreadGroupUtils;
import sun.font.FontConfigManager;
import sun.java2d.SunGraphicsEnvironment;
import sun.print.PrintJob2D;
import sun.util.logging.PlatformLogger;
import static sun.awt.X11.XlibUtil.scaleDown;
public final class XToolkit extends UNIXToolkit implements Runnable {
private static final PlatformLogger log = PlatformLogger.getLogger("sun.awt.X11.XToolkit");
private static final PlatformLogger eventLog = PlatformLogger.getLogger("sun.awt.X11.event.XToolkit");
private static final PlatformLogger timeoutTaskLog = PlatformLogger.getLogger("sun.awt.X11.timeoutTask.XToolkit");
private static final PlatformLogger keyEventLog = PlatformLogger.getLogger("sun.awt.X11.kye.XToolkit");
private static final PlatformLogger backingStoreLog = PlatformLogger.getLogger("sun.awt.X11.backingStore.XToolkit");
//There is 400 ms is set by default on Windows and 500 by default on KDE and GNOME.
//We use the same hardcoded constant.
private static final int AWT_MULTICLICK_DEFAULT_TIME = 500;
static final boolean PRIMARY_LOOP = false;
static final boolean SECONDARY_LOOP = true;
private static String awtAppClassName = null;
// the system clipboard - CLIPBOARD selection
XClipboard clipboard;
// the system selection - PRIMARY selection
XClipboard selection;
// Dynamic Layout Resize client code setting
protected static boolean dynamicLayoutSetting = false;
//Is it allowed to generate events assigned to extra mouse buttons.
//Set to true by default.
private static boolean areExtraMouseButtonsEnabled = true;
/**
* True when the x settings have been loaded.
*/
private boolean loadedXSettings;
/**
* XSETTINGS for the default screen.
* <p>
*/
private XSettings xs;
private FontConfigManager fcManager = new FontConfigManager();
static int arrowCursor;
static TreeMap<Long, XBaseWindow> winMap = new TreeMap<>();
static HashMap<Object, Object> specialPeerMap = new HashMap<>();
static HashMap<Long, Collection<XEventDispatcher>> winToDispatcher = new HashMap<>();
static UIDefaults uidefaults;
static final X11GraphicsEnvironment localEnv;
private static final X11GraphicsDevice device;
private static final long display;
static int awt_multiclick_time;
/**
* Dimensions of default virtual screen in pixels. These values are used to
* limit the maximum size of the window.
*/
private static volatile int maxWindowWidthInPixels = -1;
private static volatile int maxWindowHeightInPixels = -1;
private static XMouseInfoPeer xPeer;
static {
if (GraphicsEnvironment.isHeadless()) {
localEnv = null;
device = null;
display = 0;
} else {
localEnv = (X11GraphicsEnvironment) GraphicsEnvironment
.getLocalGraphicsEnvironment();
device = (X11GraphicsDevice) localEnv.getDefaultScreenDevice();
display = device.getDisplay();
setupModifierMap();
initIDs();
setBackingStoreType();
}
}
/*
* Return (potentially) platform specific display timeout for the
* tray icon
*/
static native long getTrayIconDisplayTimeout();
private static native void initIDs();
static native void waitForEvents(long nextTaskTime);
static Thread toolkitThread;
static boolean isToolkitThread() {
return Thread.currentThread() == toolkitThread;
}
static native void awt_output_flush();
static void awtFUnlock() {
awtUnlock();
awt_output_flush();
}
private native void nativeLoadSystemColors(int[] systemColors);
static UIDefaults getUIDefaults() {
if (uidefaults == null) {
initUIDefaults();
}
return uidefaults;
}
@Override
public void loadSystemColors(int[] systemColors) {
nativeLoadSystemColors(systemColors);
MotifColorUtilities.loadSystemColors(systemColors);
}
static void initUIDefaults() {
try {
// Load Defaults from MotifLookAndFeel
// This dummy load is necessary to get SystemColor initialized. !!!!!!
Color c = SystemColor.text;
LookAndFeel lnf = new XAWTLookAndFeel();
uidefaults = lnf.getDefaults();
}
catch (Exception e)
{
e.printStackTrace();
}
}
/**
* Returns the X11 Display of the default screen device.
*
* @return X11 Display
* @throws AWTError thrown if local GraphicsEnvironment is null, which
* means we are in the headless environment
*/
public static long getDisplay() {
if (localEnv == null) {
throw new AWTError("Local GraphicsEnvironment must not be null");
}
return display;
}
public static long getDefaultRootWindow() {
awtLock();
try {
long res = XlibWrapper.RootWindow(XToolkit.getDisplay(),
XlibWrapper.DefaultScreen(XToolkit.getDisplay()));
if (res == 0) {
throw new IllegalStateException("Root window must not be null");
}
return res;
} finally {
awtUnlock();
}
}
void init() {
awtLock();
try {
XlibWrapper.XSupportsLocale();
if (XlibWrapper.XSetLocaleModifiers("") == null) {
log.finer("X locale modifiers are not supported, using default");
}
tryXKB();
arrowCursor = XlibWrapper.XCreateFontCursor(XToolkit.getDisplay(),
XCursorFontConstants.XC_arrow);
final String extraButtons = "sun.awt.enableExtraMouseButtons";
areExtraMouseButtonsEnabled =
Boolean.parseBoolean(System.getProperty(extraButtons, "true"));
//set system property if not yet assigned
System.setProperty(extraButtons, "" + areExtraMouseButtonsEnabled);
// Detect display mode changes
XlibWrapper.XSelectInput(XToolkit.getDisplay(), XToolkit.getDefaultRootWindow(), XConstants.StructureNotifyMask);
XToolkit.addEventDispatcher(XToolkit.getDefaultRootWindow(), new XEventDispatcher() {
@Override
public void dispatchEvent(XEvent ev) {
if (ev.get_type() == XConstants.ConfigureNotify) {
awtUnlock();
try {
((X11GraphicsEnvironment)GraphicsEnvironment.
getLocalGraphicsEnvironment()).rebuildDevices();
} finally {
awtLock();
}
} else {
final XAtom XA_NET_WORKAREA = XAtom.get("_NET_WORKAREA");
final boolean rootWindowWorkareaResized = (ev.get_type() == XConstants.PropertyNotify
&& ev.get_xproperty().get_atom() == XA_NET_WORKAREA.getAtom());
if (rootWindowWorkareaResized) resetScreenInsetsCache();
}
}
});
} finally {
awtUnlock();
}
Runnable r = () -> {
XSystemTrayPeer peer = XSystemTrayPeer.getPeerInstance();
if (peer != null) {
peer.dispose();
}
if (xs != null) {
((XAWTXSettings)xs).dispose();
}
freeXKB();
if (log.isLoggable(PlatformLogger.Level.FINE)) {
dumpPeers();
}
};
String name = "XToolkt-Shutdown-Thread";
Thread shutdownThread = new Thread(
ThreadGroupUtils.getRootThreadGroup(), r, name, 0, false);
shutdownThread.setContextClassLoader(null);
Runtime.getRuntime().addShutdownHook(shutdownThread);
}
static String getCorrectXIDString(String val) {
if (val != null) {
return val.replace('.', '-');
} else {
return val;
}
}
static native String getEnv(String key);
static String getAWTAppClassName() {
return awtAppClassName;
}
public XToolkit() {
super();
if (PerformanceLogger.loggingEnabled()) {
PerformanceLogger.setTime("XToolkit construction");
}
if (!GraphicsEnvironment.isHeadless()) {
String mainClassName = null;
StackTraceElement[] trace = (new Throwable()).getStackTrace();
int bottom = trace.length - 1;
if (bottom >= 0) {
mainClassName = trace[bottom].getClassName();
}
if (mainClassName == null || mainClassName.isEmpty()) {
mainClassName = "AWT";
}
awtAppClassName = getCorrectXIDString(mainClassName);
init();
XWM.init();
String name = "AWT-XAWT";
toolkitThread = new Thread(
ThreadGroupUtils.getRootThreadGroup(), this, name,
0, false);
toolkitThread.setContextClassLoader(null);
toolkitThread.setPriority(Thread.NORM_PRIORITY + 1);
toolkitThread.setDaemon(true);
toolkitThread.start();
}
}
@Override
public ButtonPeer createButton(Button target) {
ButtonPeer peer = new XButtonPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public FramePeer createLightweightFrame(LightweightFrame target) {
FramePeer peer = new XLightweightFramePeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public FramePeer createFrame(Frame target) {
FramePeer peer = new XFramePeer(target);
targetCreatedPeer(target, peer);
return peer;
}
static void addToWinMap(long window, XBaseWindow xwin)
{
synchronized(winMap) {
winMap.put(Long.valueOf(window),xwin);
}
}
static void removeFromWinMap(long window, XBaseWindow xwin) {
synchronized(winMap) {
winMap.remove(Long.valueOf(window));
}
}
static XBaseWindow windowToXWindow(long window) {
synchronized(winMap) {
return winMap.get(Long.valueOf(window));
}
}
static void addEventDispatcher(long window, XEventDispatcher dispatcher) {
synchronized(winToDispatcher) {
Long key = Long.valueOf(window);
Collection<XEventDispatcher> dispatchers = winToDispatcher.get(key);
if (dispatchers == null) {
dispatchers = new Vector<>();
winToDispatcher.put(key, dispatchers);
}
dispatchers.add(dispatcher);
}
}
static void removeEventDispatcher(long window, XEventDispatcher dispatcher) {
synchronized(winToDispatcher) {
Long key = Long.valueOf(window);
Collection<XEventDispatcher> dispatchers = winToDispatcher.get(key);
if (dispatchers != null) {
dispatchers.remove(dispatcher);
}
}
}
private Point lastCursorPos;
/**
* Returns whether there is last remembered cursor position. The
* position is remembered from X mouse events on our peers. The
* position is stored in {@code p}.
* @return true, if there is remembered last cursor position,
* false otherwise
*/
boolean getLastCursorPos(Point p) {
awtLock();
try {
if (lastCursorPos == null) {
return false;
}
p.setLocation(lastCursorPos);
return true;
} finally {
awtUnlock();
}
}
private void processGlobalMotionEvent(XEvent e, XBaseWindow win) {
// Only our windows guaranteely generate MotionNotify, so we
// should track enter/leave, to catch the moment when to
// switch to XQueryPointer
if (e.get_type() == XConstants.MotionNotify) {
XMotionEvent ev = e.get_xmotion();
awtLock();
try {
if (lastCursorPos == null) {
lastCursorPos = new Point(win.scaleDown(ev.get_x_root()),
win.scaleDown(ev.get_y_root()));
} else {
lastCursorPos.setLocation(win.scaleDown(ev.get_x_root()),
win.scaleDown(ev.get_y_root()));
}
} finally {
awtUnlock();
}
} else if (e.get_type() == XConstants.LeaveNotify) {
// Leave from our window
awtLock();
try {
lastCursorPos = null;
} finally {
awtUnlock();
}
} else if (e.get_type() == XConstants.EnterNotify) {
// Entrance into our window
XCrossingEvent ev = e.get_xcrossing();
awtLock();
try {
if (lastCursorPos == null) {
lastCursorPos = new Point(win.scaleDown(ev.get_x_root()),
win.scaleDown(ev.get_y_root()));
} else {
lastCursorPos.setLocation(win.scaleDown(ev.get_x_root()),
win.scaleDown(ev.get_y_root()));
}
} finally {
awtUnlock();
}
}
}
public interface XEventListener {
public void eventProcessed(XEvent e);
}
private Collection<XEventListener> listeners = new LinkedList<XEventListener>();
public void addXEventListener(XEventListener listener) {
synchronized (listeners) {
listeners.add(listener);
}
}
private void notifyListeners(XEvent xev) {
synchronized (listeners) {
if (listeners.size() == 0) return;
XEvent copy = xev.clone();
try {
for (XEventListener listener : listeners) {
listener.eventProcessed(copy);
}
} finally {
copy.dispose();
}
}
}
private void dispatchEvent(XEvent ev) {
final XAnyEvent xany = ev.get_xany();
XBaseWindow baseWindow = windowToXWindow(xany.get_window());
if (baseWindow != null && (ev.get_type() == XConstants.MotionNotify
|| ev.get_type() == XConstants.EnterNotify
|| ev.get_type() == XConstants.LeaveNotify)) {
processGlobalMotionEvent(ev, baseWindow);
}
if( ev.get_type() == XConstants.MappingNotify ) {
// The 'window' field in this event is unused.
// This application itself does nothing to initiate such an event
// (no calls of XChangeKeyboardMapping etc.).
// SunRay server sends this event to the application once on every
// keyboard (not just layout) change which means, quite seldom.
XlibWrapper.XRefreshKeyboardMapping(ev.pData);
resetKeyboardSniffer();
setupModifierMap();
}
XBaseWindow.dispatchToWindow(ev);
Collection<XEventDispatcher> dispatchers = null;
synchronized(winToDispatcher) {
Long key = Long.valueOf(xany.get_window());
dispatchers = winToDispatcher.get(key);
if (dispatchers != null) { // Clone it to avoid synchronization during dispatching
dispatchers = new Vector<>(dispatchers);
}
}
if (dispatchers != null) {
for (XEventDispatcher disp : dispatchers) {
disp.dispatchEvent(ev);
}
}
notifyListeners(ev);
}
static void processException(Throwable thr) {
if (log.isLoggable(PlatformLogger.Level.WARNING)) {
log.warning("Exception on Toolkit thread", thr);
}
}
static native void awt_toolkit_init();
@Override
public void run() {
awt_toolkit_init();
run(PRIMARY_LOOP);
}
public void run(boolean loop)
{
XEvent ev = new XEvent();
while(true) {
// Fix for 6829923: we should gracefully handle toolkit thread interruption
if (Thread.currentThread().isInterrupted()) {
// We expect interruption from the AppContext.dispose() method only.
// If the thread is interrupted from another place, let's skip it
// for compatibility reasons. Probably some time later we'll remove
// the check for AppContext.isDisposed() and will unconditionally
// break the loop here.
if (AppContext.getAppContext().isDisposed()) {
break;
}
}
awtLock();
try {
if (loop == SECONDARY_LOOP) {
// In the secondary loop we may have already acquired awt_lock
// several times, so waitForEvents() might be unable to release
// the awt_lock and this causes lock up.
// For now, we just avoid waitForEvents in the secondary loop.
if (!XlibWrapper.XNextSecondaryLoopEvent(getDisplay(),ev.pData)) {
break;
}
} else {
callTimeoutTasks();
// If no events are queued, waitForEvents() causes calls to
// awtUnlock(), awtJNI_ThreadYield, poll, awtLock(),
// so it spends most of its time in poll, without holding the lock.
while ((XlibWrapper.XEventsQueued(getDisplay(), XConstants.QueuedAfterReading) == 0) &&
(XlibWrapper.XEventsQueued(getDisplay(), XConstants.QueuedAfterFlush) == 0)) {
callTimeoutTasks();
waitForEvents(getNextTaskTime());
}
XlibWrapper.XNextEvent(getDisplay(),ev.pData);
}
if (ev.get_type() != XConstants.NoExpose) {
eventNumber++;
}
if (awt_UseXKB_Calls && ev.get_type() == awt_XKBBaseEventCode) {
processXkbChanges(ev);
}
if (XDropTargetEventProcessor.processEvent(ev) ||
XDragSourceContextPeer.processEvent(ev)) {
continue;
}
if (eventLog.isLoggable(PlatformLogger.Level.FINER)) {
eventLog.finer("{0}", ev);
}
// Check if input method consumes the event
long w = 0;
if (windowToXWindow(ev.get_xany().get_window()) != null) {
Component owner =
XKeyboardFocusManagerPeer.getInstance().getCurrentFocusOwner();
if (owner != null) {
XWindow ownerWindow = AWTAccessor.getComponentAccessor().getPeer(owner);
if (ownerWindow != null) {
w = ownerWindow.getContentWindow();
}
}
}
if (keyEventLog.isLoggable(PlatformLogger.Level.FINE) && (
ev.get_type() == XConstants.KeyPress
|| ev.get_type() == XConstants.KeyRelease)) {
keyEventLog.fine("before XFilterEvent:" + ev);
}
if (XlibWrapper.XFilterEvent(ev.getPData(), w)) {
continue;
}
if (keyEventLog.isLoggable(PlatformLogger.Level.FINE) && (
ev.get_type() == XConstants.KeyPress
|| ev.get_type() == XConstants.KeyRelease)) {
keyEventLog.fine(
"after XFilterEvent:" + ev); // IS THIS CORRECT?
}
dispatchEvent(ev);
} catch (Throwable thr) {
XBaseWindow.ungrabInput();
processException(thr);
} finally {
awtUnlock();
}
}
}
/**
* Listener installed to detect display changes.
*/
private static final DisplayChangedListener displayChangedHandler =
new DisplayChangedListener() {
@Override
public void displayChanged() {
// 7045370: Reset the cached values
XToolkit.maxWindowWidthInPixels = -1;
XToolkit.maxWindowHeightInPixels = -1;
}
@Override
public void paletteChanged() {
}
};
static {
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
if (ge instanceof SunGraphicsEnvironment) {
((SunGraphicsEnvironment) ge).addDisplayChangedListener(
displayChangedHandler);
}
}
private static void initScreenSize() {
if (maxWindowWidthInPixels == -1 || maxWindowHeightInPixels == -1) {
awtLock();
try {
XWindowAttributes pattr = new XWindowAttributes();
try {
XlibWrapper.XGetWindowAttributes(XToolkit.getDisplay(),
XToolkit.getDefaultRootWindow(),
pattr.pData);
maxWindowWidthInPixels = pattr.get_width();
maxWindowHeightInPixels = pattr.get_height();
} finally {
pattr.dispose();
}
} finally {
awtUnlock();
}
}
}
static int getMaxWindowWidthInPixels() {
initScreenSize();
return maxWindowWidthInPixels;
}
static int getMaxWindowHeightInPixels() {
initScreenSize();
return maxWindowHeightInPixels;
}
private static Rectangle getWorkArea(long root, int scale)
{
XAtom XA_NET_WORKAREA = XAtom.get("_NET_WORKAREA");
long native_ptr = Native.allocateLongArray(4);
try
{
boolean workareaPresent = XA_NET_WORKAREA.getAtomData(root,
XAtom.XA_CARDINAL, native_ptr, 4);
if (workareaPresent)
{
int rootX = (int)Native.getLong(native_ptr, 0);
int rootY = (int)Native.getLong(native_ptr, 1);
int rootWidth = (int)Native.getLong(native_ptr, 2);
int rootHeight = (int)Native.getLong(native_ptr, 3);
return new Rectangle(scaleDown(rootX, scale),
scaleDown(rootY, scale),
scaleDown(rootWidth, scale),
scaleDown(rootHeight, scale));
}
}
finally
{
XlibWrapper.unsafe.freeMemory(native_ptr);
}
return null;
}
/*
* If the current window manager supports _NET protocol then the screen
* insets are calculated using _NET_WORKAREA property of the root window.
* <p>
* Note that _NET_WORKAREA is a rectangular area and it does not work
* well in the Xinerama mode.
* <p>
* We will trust the part of this rectangular area only if it starts at the
* requested graphics configuration. Below is an example when the
* _NET_WORKAREA intersects with the requested graphics configuration but
* produces wrong result.
*
* //<-x1,y1///////
* // // ////////////////
* // SCREEN1 // // SCREEN2 //
* // ********** // // x2,y2->//
* //////////////// // //
* ////////////////
*
* When two screens overlap and the first contains a dock(*****), then
* _NET_WORKAREA may start at point x1,y1 and end at point x2,y2.
*/
private Insets getScreenInsetsImpl(final GraphicsConfiguration gc) {
GraphicsDevice gd = gc.getDevice();
XNETProtocol np = XWM.getWM().getNETProtocol();
if (np == null || !(gd instanceof X11GraphicsDevice) || !np.active()) {
return super.getScreenInsets(gc);
}
XToolkit.awtLock();
try {
X11GraphicsDevice x11gd = (X11GraphicsDevice) gd;
long root = XlibUtil.getRootWindow(x11gd.getScreen());
Rectangle workArea = getWorkArea(root, x11gd.getScaleFactor());
Rectangle screen = gc.getBounds();
if (workArea != null && screen.contains(workArea.getLocation())) {
workArea = workArea.intersection(screen);
int top = workArea.y - screen.y;
int left = workArea.x - screen.x;
int bottom = screen.height - workArea.height - top;
int right = screen.width - workArea.width - left;
return new Insets(top, left, bottom, right);
}
// Note that it is better to return zeros than inadequate values
return new Insets(0, 0, 0, 0);
} finally {
XToolkit.awtUnlock();
}
}
private void resetScreenInsetsCache() {
final GraphicsDevice[] devices = ((X11GraphicsEnvironment)GraphicsEnvironment.
getLocalGraphicsEnvironment()).getScreenDevices();
for (var gd : devices) {
((X11GraphicsDevice)gd).resetInsets();
}
}
@Override
public Insets getScreenInsets(final GraphicsConfiguration gc) {
final GraphicsDevice gd = gc.getDevice();
if (gd instanceof X11GraphicsDevice x11Device) {
Insets insets = x11Device.getInsets();
if (insets == null) {
synchronized (x11Device) {
insets = x11Device.getInsets();
if (insets == null) {
insets = getScreenInsetsImpl(gc);
x11Device.setInsets(insets);
}
}
}
return (Insets) insets.clone();
} else {
return super.getScreenInsets(gc);
}
}
/*
* The current implementation of disabling background erasing for
* canvases is that we don't set any native background color
* (with XSetWindowBackground) for the canvas window. However,
* this color is set in the peer constructor - see
* XWindow.postInit() for details. That's why this method from
* SunToolkit is not overridden in XToolkit: it's too late to
* disable background erasing :(
*/
/*
@Override
public void disableBackgroundErase(Canvas canvas) {
XCanvasPeer peer = (XCanvasPeer)canvas.getPeer();
if (peer == null) {
throw new IllegalStateException("Canvas must have a valid peer");
}
peer.disableBackgroundErase();
}
*/
// Need this for XMenuItemPeer.
protected static Object targetToPeer(Object target) {
Object p=null;
if (target != null && !GraphicsEnvironment.isHeadless()) {
p = specialPeerMap.get(target);
}
if (p != null) return p;
else
return SunToolkit.targetToPeer(target);
}
// Need this for XMenuItemPeer.
protected static void targetDisposedPeer(Object target, Object peer) {
SunToolkit.targetDisposedPeer(target, peer);
}
@Override
public RobotPeer createRobot(GraphicsDevice screen) throws AWTException {
if (screen instanceof X11GraphicsDevice) {
return new XRobotPeer((X11GraphicsDevice) screen);
}
return super.createRobot(screen);
}
/*
* On X, support for dynamic layout on resizing is governed by the
* window manager. If the window manager supports it, it happens
* automatically. The setter method for this property is
* irrelevant on X.
*/
@Override
public void setDynamicLayout(boolean b) {
dynamicLayoutSetting = b;
}
@Override
protected boolean isDynamicLayoutSet() {
return dynamicLayoutSetting;
}
/* Called from isDynamicLayoutActive() and from
* lazilyLoadDynamicLayoutSupportedProperty()
*/
protected boolean isDynamicLayoutSupported() {
return XWM.getWM().supportsDynamicLayout();
}
@Override
public boolean isDynamicLayoutActive() {
return isDynamicLayoutSupported();
}
@Override
public FontPeer getFontPeer(String name, int style){
return new XFontPeer(name, style);
}
@Override
public DragSourceContextPeer createDragSourceContextPeer(DragGestureEvent dge) throws InvalidDnDOperationException {
final LightweightFrame f = SunToolkit.getLightweightFrame(dge.getComponent());
if (f != null) {
return f.createDragSourceContextPeer(dge);
}
return XDragSourceContextPeer.createDragSourceContextPeer(dge);
}
@Override
@SuppressWarnings("unchecked")
public <T extends DragGestureRecognizer> T
createDragGestureRecognizer(Class<T> recognizerClass,
DragSource ds,
Component c,
int srcActions,
DragGestureListener dgl)
{
final LightweightFrame f = SunToolkit.getLightweightFrame(c);
if (f != null) {
return f.createDragGestureRecognizer(recognizerClass, ds, c, srcActions, dgl);
}
if (MouseDragGestureRecognizer.class.equals(recognizerClass))
return (T)new XMouseDragGestureRecognizer(ds, c, srcActions, dgl);
else
return null;
}
@Override
public CheckboxMenuItemPeer createCheckboxMenuItem(CheckboxMenuItem target) {
XCheckboxMenuItemPeer peer = new XCheckboxMenuItemPeer(target);
//vb157120: looks like we don't need to map menu items
//in new menus implementation
//targetCreatedPeer(target, peer);
return peer;
}
@Override
public MenuItemPeer createMenuItem(MenuItem target) {
XMenuItemPeer peer = new XMenuItemPeer(target);
//vb157120: looks like we don't need to map menu items
//in new menus implementation
//targetCreatedPeer(target, peer);
return peer;
}
@Override
public TextFieldPeer createTextField(TextField target) {
TextFieldPeer peer = new XTextFieldPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public LabelPeer createLabel(Label target) {
LabelPeer peer = new XLabelPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public ListPeer createList(java.awt.List target) {
ListPeer peer = new XListPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public CheckboxPeer createCheckbox(Checkbox target) {
CheckboxPeer peer = new XCheckboxPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public ScrollbarPeer createScrollbar(Scrollbar target) {
XScrollbarPeer peer = new XScrollbarPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public ScrollPanePeer createScrollPane(ScrollPane target) {
XScrollPanePeer peer = new XScrollPanePeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public TextAreaPeer createTextArea(TextArea target) {
TextAreaPeer peer = new XTextAreaPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public ChoicePeer createChoice(Choice target) {
XChoicePeer peer = new XChoicePeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public CanvasPeer createCanvas(Canvas target) {
XCanvasPeer peer = (isXEmbedServerRequested() ? new XEmbedCanvasPeer(target) : new XCanvasPeer(target));
targetCreatedPeer(target, peer);
return peer;
}
@Override
public PanelPeer createPanel(Panel target) {
PanelPeer peer = new XPanelPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public WindowPeer createWindow(Window target) {
WindowPeer peer = new XWindowPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public DialogPeer createDialog(Dialog target) {
DialogPeer peer = new XDialogPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
private static Boolean sunAwtDisableGtkFileDialogs = null;
/**
* Returns the value of "sun.awt.disableGtkFileDialogs" property. Default
* value is {@code false}.
*/
public static synchronized boolean getSunAwtDisableGtkFileDialogs() {
if (sunAwtDisableGtkFileDialogs == null) {
sunAwtDisableGtkFileDialogs = Boolean.getBoolean("sun.awt.disableGtkFileDialogs");
}
return sunAwtDisableGtkFileDialogs.booleanValue();
}
@Override
public FileDialogPeer createFileDialog(FileDialog target) {
FileDialogPeer peer = null;
// The current GtkFileChooser is available from GTK+ 2.4
if (!getSunAwtDisableGtkFileDialogs() &&
(checkGtkVersion(2, 4, 0) || checkGtkVersion(3, 0, 0))) {
peer = new GtkFileDialogPeer(target);
} else {
peer = new XFileDialogPeer(target);
}
targetCreatedPeer(target, peer);
return peer;
}
@Override
public MenuBarPeer createMenuBar(MenuBar target) {
XMenuBarPeer peer = new XMenuBarPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public MenuPeer createMenu(Menu target) {
XMenuPeer peer = new XMenuPeer(target);
//vb157120: looks like we don't need to map menu items
//in new menus implementation
//targetCreatedPeer(target, peer);
return peer;
}
@Override
public PopupMenuPeer createPopupMenu(PopupMenu target) {
XPopupMenuPeer peer = new XPopupMenuPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public synchronized MouseInfoPeer getMouseInfoPeer() {
if (xPeer == null) {
xPeer = new XMouseInfoPeer();
}
return xPeer;
}
public XEmbeddedFramePeer createEmbeddedFrame(XEmbeddedFrame target)
{
XEmbeddedFramePeer peer = new XEmbeddedFramePeer(target);
targetCreatedPeer(target, peer);
return peer;
}
XEmbedChildProxyPeer createEmbedProxy(XEmbedChildProxy target) {
XEmbedChildProxyPeer peer = new XEmbedChildProxyPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public KeyboardFocusManagerPeer getKeyboardFocusManagerPeer() throws HeadlessException {
return XKeyboardFocusManagerPeer.getInstance();
}
/**
* Returns a new custom cursor.
*/
@Override
public Cursor createCustomCursor(Image cursor, Point hotSpot, String name)
throws IndexOutOfBoundsException {
return new XCustomCursor(cursor, hotSpot, name);
}
@Override
public TrayIconPeer createTrayIcon(TrayIcon target)
throws HeadlessException, AWTException
{
TrayIconPeer peer = new XTrayIconPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
@Override
public SystemTrayPeer createSystemTray(SystemTray target) throws HeadlessException {
SystemTrayPeer peer = new XSystemTrayPeer(target);
return peer;
}
@Override
public boolean isTraySupported() {
XSystemTrayPeer peer = XSystemTrayPeer.getPeerInstance();
if (peer != null) {
return peer.isAvailable();
}
return false;
}
@Override
public DataTransferer getDataTransferer() {
return XDataTransferer.getInstanceImpl();
}
/**
* Returns the supported cursor size
*/
@Override
public Dimension getBestCursorSize(int preferredWidth, int preferredHeight) {
return XCustomCursor.getBestCursorSize(
java.lang.Math.max(1,preferredWidth), java.lang.Math.max(1,preferredHeight));
}
@Override
public int getMaximumCursorColors() {
return 2; // Black and white.
}
@Override
public Map<TextAttribute, ?> mapInputMethodHighlight( InputMethodHighlight highlight) {
return XInputMethod.mapInputMethodHighlight(highlight);
}
@Override
public boolean getLockingKeyState(int key) {
if (! (key == KeyEvent.VK_CAPS_LOCK || key == KeyEvent.VK_NUM_LOCK ||
key == KeyEvent.VK_SCROLL_LOCK || key == KeyEvent.VK_KANA_LOCK)) {
throw new IllegalArgumentException("invalid key for Toolkit.getLockingKeyState");
}
awtLock();
try {
return getModifierState( key );
} finally {
awtUnlock();
}
}
@Override
public Clipboard getSystemClipboard() {
synchronized (this) {
if (clipboard == null) {
clipboard = new XClipboard("System", "CLIPBOARD");
}
}
return clipboard;
}
@Override
public Clipboard getSystemSelection() {
synchronized (this) {
if (selection == null) {
selection = new XClipboard("Selection", "PRIMARY");
}
}
return selection;
}
@Override
public void beep() {
awtLock();
try {
XlibWrapper.XBell(getDisplay(), 0);
XlibWrapper.XFlush(getDisplay());
} finally {
awtUnlock();
}
}
@Override
public PrintJob getPrintJob(final Frame frame, final String doctitle,
final Properties props) {
if (frame == null) {
throw new NullPointerException("frame must not be null");
}
PrintJob2D printJob = new PrintJob2D(frame, doctitle, props);
if (printJob.printDialog() == false) {
printJob = null;
}
return printJob;
}
@Override
public PrintJob getPrintJob(final Frame frame, final String doctitle,
final JobAttributes jobAttributes,
final PageAttributes pageAttributes)
{
if (frame == null) {
throw new NullPointerException("frame must not be null");
}
PrintJob2D printJob = new PrintJob2D(frame, doctitle,
jobAttributes, pageAttributes);
if (printJob.printDialog() == false) {
printJob = null;
}
return printJob;
}
static void XSync() {
awtLock();
try {
XlibWrapper.XSync(getDisplay(),0);
} finally {
awtUnlock();
}
}
@Override
public int getScreenResolution() {
long display = getDisplay();
awtLock();
try {
return (int) ((XlibWrapper.DisplayWidth(display,
XlibWrapper.DefaultScreen(display)) * 25.4) /
XlibWrapper.DisplayWidthMM(display,
XlibWrapper.DefaultScreen(display)));
} finally {
awtUnlock();
}
}
static native long getDefaultXColormap();
/**
* Returns a new input method adapter descriptor for native input methods.
*/
@Override
public InputMethodDescriptor getInputMethodAdapterDescriptor() throws AWTException {
return new XInputMethodDescriptor();
}
/**
* Returns whether enableInputMethods should be set to true for peered
* TextComponent instances on this platform. True by default.
*/
@Override
public boolean enableInputMethodsForTextComponent() {
return true;
}
static int getMultiClickTime() {
if (awt_multiclick_time == 0) {
initializeMultiClickTime();
}
return awt_multiclick_time;
}
static void initializeMultiClickTime() {
awtLock();
try {
try {
String multiclick_time_query = XlibWrapper.XGetDefault(XToolkit.getDisplay(), "*", "multiClickTime");
if (multiclick_time_query != null) {
awt_multiclick_time = (int)Long.parseLong(multiclick_time_query);
} else {
multiclick_time_query = XlibWrapper.XGetDefault(XToolkit.getDisplay(),
"OpenWindows", "MultiClickTimeout");
if (multiclick_time_query != null) {
/* Note: OpenWindows.MultiClickTimeout is in tenths of
a second, so we need to multiply by 100 to convert to
milliseconds */
awt_multiclick_time = (int)Long.parseLong(multiclick_time_query) * 100;
} else {
awt_multiclick_time = AWT_MULTICLICK_DEFAULT_TIME;
}
}
} catch (NumberFormatException | NullPointerException e) {
awt_multiclick_time = AWT_MULTICLICK_DEFAULT_TIME;
}
} finally {
awtUnlock();
}
if (awt_multiclick_time == 0) {
awt_multiclick_time = AWT_MULTICLICK_DEFAULT_TIME;
}
}
@Override
public boolean isFrameStateSupported(int state)
throws HeadlessException
{
if (state == Frame.NORMAL || state == Frame.ICONIFIED) {
return true;
} else {
return XWM.getWM().supportsExtendedState(state);
}
}
static void dumpPeers() {
if (log.isLoggable(PlatformLogger.Level.FINE)) {
log.fine("Mapped windows:");
winMap.forEach((k, v) -> {
log.fine(k + "->" + v);
if (v instanceof XComponentPeer) {
Component target = (Component)((XComponentPeer)v).getTarget();
log.fine("\ttarget: " + target);
}
});
SunToolkit.dumpPeers(log);
log.fine("Mapped special peers:");
specialPeerMap.forEach((k, v) -> {
log.fine(k + "->" + v);
});
log.fine("Mapped dispatchers:");
winToDispatcher.forEach((k, v) -> {
log.fine(k + "->" + v);
});
}
}
/* Protected with awt_lock. */
private static boolean initialized;
private static boolean timeStampUpdated;
private static long timeStamp;
private static final XEventDispatcher timeFetcher =
new XEventDispatcher() {
@Override
public void dispatchEvent(XEvent ev) {
switch (ev.get_type()) {
case XConstants.PropertyNotify:
XPropertyEvent xpe = ev.get_xproperty();
awtLock();
try {
timeStamp = xpe.get_time();
timeStampUpdated = true;
awtLockNotifyAll();
} finally {
awtUnlock();
}
break;
}
}
};
private static XAtom _XA_JAVA_TIME_PROPERTY_ATOM;
static long getCurrentServerTime() {
awtLock();
try {
try {
if (!initialized) {
XToolkit.addEventDispatcher(XBaseWindow.getXAWTRootWindow().getWindow(),
timeFetcher);
_XA_JAVA_TIME_PROPERTY_ATOM = XAtom.get("_SUNW_JAVA_AWT_TIME");
initialized = true;
}
timeStampUpdated = false;
XlibWrapper.XChangeProperty(XToolkit.getDisplay(),
XBaseWindow.getXAWTRootWindow().getWindow(),
_XA_JAVA_TIME_PROPERTY_ATOM.getAtom(), XAtom.XA_ATOM, 32,
XConstants.PropModeAppend,
0, 0);
XlibWrapper.XFlush(XToolkit.getDisplay());
if (isToolkitThread()) {
XEvent event = new XEvent();
try {
XlibWrapper.XWindowEvent(XToolkit.getDisplay(),
XBaseWindow.getXAWTRootWindow().getWindow(),
XConstants.PropertyChangeMask,
event.pData);
timeFetcher.dispatchEvent(event);
}
finally {
event.dispose();
}
}
else {
while (!timeStampUpdated) {
awtLockWait();
}
}
} catch (InterruptedException ie) {
// Note: the returned timeStamp can be incorrect in this case.
if (log.isLoggable(PlatformLogger.Level.FINE)) {
log.fine("Caught exception, timeStamp may not be correct (ie = " + ie + ")");
}
}
} finally {
awtUnlock();
}
return timeStamp;
}
@Override
protected void initializeDesktopProperties() {
desktopProperties.put("DnD.Autoscroll.initialDelay",
Integer.valueOf(50));
desktopProperties.put("DnD.Autoscroll.interval",
Integer.valueOf(50));
desktopProperties.put("DnD.Autoscroll.cursorHysteresis",
Integer.valueOf(5));
desktopProperties.put("Shell.shellFolderManager",
"sun.awt.shell.ShellFolderManager");
// Don't want to call getMultiClickTime() if we are headless
if (!GraphicsEnvironment.isHeadless()) {
desktopProperties.put("awt.multiClickInterval",
Integer.valueOf(getMultiClickTime()));
desktopProperties.put("awt.mouse.numButtons",
Integer.valueOf(getNumberOfButtons()));
if(SunGraphicsEnvironment.isUIScaleEnabled()) {
addPropertyChangeListener("gnome.Xft/DPI", evt ->
localEnv.displayChanged());
}
}
}
/**
* This method runs through the XPointer and XExtendedPointer array.
* XExtendedPointer has priority because on some systems XPointer
* (which is assigned to the virtual pointer) reports the maximum
* capabilities of the mouse pointer (i.e. 32 physical buttons).
*/
private native int getNumberOfButtonsImpl();
@Override
public int getNumberOfButtons(){
awtLock();
try {
if (numberOfButtons == 0) {
if (XdgDesktopPortal.isRemoteDesktop()
&& ScreencastHelper.isAvailable()) {
numberOfButtons = 3;
} else {
numberOfButtons = getNumberOfButtonsImpl();
numberOfButtons = (numberOfButtons > MAX_BUTTONS_SUPPORTED) ? MAX_BUTTONS_SUPPORTED : numberOfButtons;
//4th and 5th buttons are for wheel and shouldn't be reported as buttons.
//If we have more than 3 physical buttons and a wheel, we report N-2 buttons.
//If we have 3 physical buttons and a wheel, we report 3 buttons.
//If we have 1,2,3 physical buttons, we report it as is i.e. 1,2 or 3 respectively.
if (numberOfButtons >= 5) {
numberOfButtons -= 2;
} else if (numberOfButtons == 4 || numberOfButtons == 5) {
numberOfButtons = 3;
}
}
}
//Assume don't have to re-query the number again and again.
return numberOfButtons;
} finally {
awtUnlock();
}
}
static int getNumberOfButtonsForMask() {
return Math.min(XConstants.MAX_BUTTONS, ((SunToolkit) (Toolkit.getDefaultToolkit())).getNumberOfButtons());
}
private static final String prefix = "DnD.Cursor.";
private static final String postfix = ".32x32";
private static final String dndPrefix = "DnD.";
@Override
protected Object lazilyLoadDesktopProperty(String name) {
if (name.startsWith(prefix)) {
String cursorName = name.substring(prefix.length()) + postfix;
try {
return Cursor.getSystemCustomCursor(cursorName);
} catch (AWTException awte) {
throw new RuntimeException("cannot load system cursor: " + cursorName, awte);
}
}
if (name.equals("awt.dynamicLayoutSupported")) {
return Boolean.valueOf(isDynamicLayoutSupported());
}
if (initXSettingsIfNeeded(name)) {
return desktopProperties.get(name);
}
return super.lazilyLoadDesktopProperty(name);
}
@Override
public synchronized void addPropertyChangeListener(String name, PropertyChangeListener pcl) {
if (name == null) {
// See JavaDoc for the Toolkit.addPropertyChangeListener() method
return;
}
initXSettingsIfNeeded(name);
super.addPropertyChangeListener(name, pcl);
}
/**
* Initializes XAWTXSettings if a property for a given property name is provided by
* XSettings and they are not initialized yet.
*
* @return true if the method has initialized XAWTXSettings.
*/
private boolean initXSettingsIfNeeded(final String propName) {
if (!loadedXSettings &&
(propName.startsWith("gnome.") ||
propName.equals(SunToolkit.DESKTOPFONTHINTS) ||
propName.startsWith(dndPrefix)))
{
loadedXSettings = true;
if (!GraphicsEnvironment.isHeadless()) {
loadXSettings();
/* If no desktop font hint could be retrieved, check for
* KDE running KWin and retrieve settings from fontconfig.
* If that isn't found let SunToolkit will see if there's a
* system property set by a user.
*/
if (desktopProperties.get(SunToolkit.DESKTOPFONTHINTS) == null) {
if (XWM.isKDE2()) {
Object hint = FontConfigManager.getFontConfigAAHint();
if (hint != null) {
/* set the fontconfig/KDE property so that
* getDesktopHints() below will see it
* and set the public property.
*/
desktopProperties.put(UNIXToolkit.FONTCONFIGAAHINT,
hint);
}
}
desktopProperties.put(SunToolkit.DESKTOPFONTHINTS,
SunToolkit.getDesktopFontHints());
}
return true;
}
}
return false;
}
private void loadXSettings() {
xs = new XAWTXSettings();
}
/**
* Callback from the native side indicating some, or all, of the
* desktop properties have changed and need to be reloaded.
* {@code data} is the byte array directly from the x server and
* may be in little endian format.
* <p>
* NB: This could be called from any thread if triggered by
* {@code loadXSettings}. It is called from the System EDT
* if triggered by an XSETTINGS change.
*/
void parseXSettings(int screen_XXX_ignored,Map<String, Object> updatedSettings) {
if (updatedSettings == null || updatedSettings.isEmpty()) {
return;
}
for (Map.Entry<String, Object> e : updatedSettings.entrySet()) {
String name = e.getKey();
name = "gnome." + name;
setDesktopProperty(name, e.getValue());
if (log.isLoggable(PlatformLogger.Level.FINE)) {
log.fine("name = " + name + " value = " + e.getValue());
}
// XXX: we probably want to do something smarter. In
// particular, "Net" properties are of interest to the
// "core" AWT itself. E.g.
//
// Net/DndDragThreshold -> ???
// Net/DoubleClickTime -> awt.multiClickInterval
}
setDesktopProperty(SunToolkit.DESKTOPFONTHINTS,
SunToolkit.getDesktopFontHints());
Integer dragThreshold = null;
synchronized (this) {
dragThreshold = (Integer)desktopProperties.get("gnome.Net/DndDragThreshold");
}
if (dragThreshold != null) {
setDesktopProperty("DnD.gestureMotionThreshold", dragThreshold);
}
}
static int altMask;
static int metaMask;
static int numLockMask;
static int modeSwitchMask;
static int modLockIsShiftLock;
/* Like XKeysymToKeycode, but ensures that keysym is the primary
* symbol on the keycode returned. Returns zero otherwise.
*/
static int keysymToPrimaryKeycode(long sym) {
awtLock();
try {
int code = XlibWrapper.XKeysymToKeycode(getDisplay(), sym);
if (code == 0) {
return 0;
}
long primary = XlibWrapper.XKeycodeToKeysym(getDisplay(), code, 0);
if (sym != primary) {
return 0;
}
return code;
} finally {
awtUnlock();
}
}
static boolean getModifierState( int jkc ) {
int iKeyMask = 0;
long ks = XKeysym.javaKeycode2Keysym( jkc );
int kc = XlibWrapper.XKeysymToKeycode(getDisplay(), ks);
if (kc == 0) {
return false;
}
awtLock();
try {
XModifierKeymap modmap = new XModifierKeymap(
XlibWrapper.XGetModifierMapping(getDisplay()));
int nkeys = modmap.get_max_keypermod();
long map_ptr = modmap.get_modifiermap();
for( int k = 0; k < 8; k++ ) {
for (int i = 0; i < nkeys; ++i) {
int keycode = Native.getUByte(map_ptr, k * nkeys + i);
if (keycode == 0) {
continue; // ignore zero keycode
}
if (kc == keycode) {
iKeyMask = 1 << k;
break;
}
}
if( iKeyMask != 0 ) {
break;
}
}
XlibWrapper.XFreeModifiermap(modmap.pData);
if (iKeyMask == 0 ) {
return false;
}
// Now we know to which modifier is assigned the keycode
// correspondent to the keysym correspondent to the java
// keycode. We are going to check a state of this modifier.
// If a modifier is a weird one, we cannot help it.
long window = 0;
try{
// get any application window
window = winMap.firstKey().longValue();
}catch(NoSuchElementException nex) {
// get root window
window = getDefaultRootWindow();
}
boolean res = XlibWrapper.XQueryPointer(getDisplay(), window,
XlibWrapper.larg1, //root
XlibWrapper.larg2, //child
XlibWrapper.larg3, //root_x
XlibWrapper.larg4, //root_y
XlibWrapper.larg5, //child_x
XlibWrapper.larg6, //child_y
XlibWrapper.larg7);//mask
int mask = Native.getInt(XlibWrapper.larg7);
return ((mask & iKeyMask) != 0);
} finally {
awtUnlock();
}
}
/* Assign meaning - alt, meta, etc. - to X modifiers mod1 ... mod5.
* Only consider primary symbols on keycodes attached to modifiers.
*/
static void setupModifierMap() {
final int metaL = keysymToPrimaryKeycode(XKeySymConstants.XK_Meta_L);
final int metaR = keysymToPrimaryKeycode(XKeySymConstants.XK_Meta_R);
final int altL = keysymToPrimaryKeycode(XKeySymConstants.XK_Alt_L);
final int altR = keysymToPrimaryKeycode(XKeySymConstants.XK_Alt_R);
final int numLock = keysymToPrimaryKeycode(XKeySymConstants.XK_Num_Lock);
final int modeSwitch = keysymToPrimaryKeycode(XKeySymConstants.XK_Mode_switch);
final int shiftLock = keysymToPrimaryKeycode(XKeySymConstants.XK_Shift_Lock);
final int capsLock = keysymToPrimaryKeycode(XKeySymConstants.XK_Caps_Lock);
final int[] modmask = { XConstants.ShiftMask, XConstants.LockMask, XConstants.ControlMask, XConstants.Mod1Mask,
XConstants.Mod2Mask, XConstants.Mod3Mask, XConstants.Mod4Mask, XConstants.Mod5Mask };
log.fine("In setupModifierMap");
awtLock();
try {
XModifierKeymap modmap = new XModifierKeymap(
XlibWrapper.XGetModifierMapping(getDisplay()));
int nkeys = modmap.get_max_keypermod();
long map_ptr = modmap.get_modifiermap();
for (int modn = XConstants.Mod1MapIndex;
modn <= XConstants.Mod5MapIndex;
++modn)
{
for (int i = 0; i < nkeys; ++i) {
/* for each keycode attached to this modifier */
int keycode = Native.getUByte(map_ptr, modn * nkeys + i);
if (keycode == 0) {
break;
}
if (metaMask == 0 &&
(keycode == metaL || keycode == metaR))
{
metaMask = modmask[modn];
break;
}
if (altMask == 0 && (keycode == altL || keycode == altR)) {
altMask = modmask[modn];
break;
}
if (numLockMask == 0 && keycode == numLock) {
numLockMask = modmask[modn];
break;
}
if (modeSwitchMask == 0 && keycode == modeSwitch) {
modeSwitchMask = modmask[modn];
break;
}
continue;
}
}
modLockIsShiftLock = 0;
for (int j = 0; j < nkeys; ++j) {
int keycode = Native.getUByte(map_ptr, XConstants.LockMapIndex * nkeys + j);
if (keycode == 0) {
break;
}
if (keycode == shiftLock) {
modLockIsShiftLock = 1;
break;
}
if (keycode == capsLock) {
break;
}
}
XlibWrapper.XFreeModifiermap(modmap.pData);
} finally {
awtUnlock();
}
if (log.isLoggable(PlatformLogger.Level.FINE)) {
log.fine("metaMask = " + metaMask);
log.fine("altMask = " + altMask);
log.fine("numLockMask = " + numLockMask);
log.fine("modeSwitchMask = " + modeSwitchMask);
log.fine("modLockIsShiftLock = " + modLockIsShiftLock);
}
}
private static SortedMap<Long, java.util.List<Runnable>> timeoutTasks;
/**
* Removed the task from the list of waiting-to-be called tasks.
* If the task has been scheduled several times removes only first one.
*/
static void remove(Runnable task) {
if (task == null) {
throw new NullPointerException("task is null");
}
awtLock();
try {
if (timeoutTaskLog.isLoggable(PlatformLogger.Level.FINER)) {
timeoutTaskLog.finer("Removing task " + task);
}
if (timeoutTasks == null) {
if (timeoutTaskLog.isLoggable(PlatformLogger.Level.FINER)) {
timeoutTaskLog.finer("Task is not scheduled");
}
return;
}
Collection<java.util.List<Runnable>> values = timeoutTasks.values();
Iterator<java.util.List<Runnable>> iter = values.iterator();
while (iter.hasNext()) {
java.util.List<Runnable> list = iter.next();
boolean removed = false;
if (list.contains(task)) {
list.remove(task);
if (list.isEmpty()) {
iter.remove();
}
break;
}
}
} finally {
awtUnlock();
}
}
static native void wakeup_poll();
/**
* Registers a Runnable which {@code run()} method will be called
* once on the toolkit thread when a specified interval of time elapses.
*
* @param task a Runnable which {@code run} method will be called
* on the toolkit thread when {@code interval} milliseconds
* elapse
* @param interval an interval in milliseconds
*
* @throws NullPointerException if {@code task} is {@code null}
* @throws IllegalArgumentException if {@code interval} is not positive
*/
static void schedule(Runnable task, long interval) {
if (task == null) {
throw new NullPointerException("task is null");
}
if (interval <= 0) {
throw new IllegalArgumentException("interval " + interval + " is not positive");
}
awtLock();
try {
if (timeoutTaskLog.isLoggable(PlatformLogger.Level.FINER)) {
timeoutTaskLog.finer("XToolkit.schedule(): current time={0}" +
"; interval={1}" +
"; task being added={2}" + "; tasks before addition={3}",
Long.valueOf(System.currentTimeMillis()), Long.valueOf(interval), task, timeoutTasks);
}
if (timeoutTasks == null) {
timeoutTasks = new TreeMap<>();
}
Long time = Long.valueOf(System.currentTimeMillis() + interval);
java.util.List<Runnable> tasks = timeoutTasks.get(time);
if (tasks == null) {
tasks = new ArrayList<>(1);
timeoutTasks.put(time, tasks);
}
tasks.add(task);
if (timeoutTasks.get(timeoutTasks.firstKey()) == tasks && tasks.size() == 1) {
// Added task became first task - poll won't know
// about it so we need to wake it up
wakeup_poll();
}
} finally {
awtUnlock();
}
}
private long getNextTaskTime() {
awtLock();
try {
if (timeoutTasks == null || timeoutTasks.isEmpty()) {
return -1L;
}
return timeoutTasks.firstKey();
} finally {
awtUnlock();
}
}
/**
* Executes mature timeout tasks registered with schedule().
* Called from run() under awtLock.
*/
private static void callTimeoutTasks() {
if (timeoutTaskLog.isLoggable(PlatformLogger.Level.FINER)) {
timeoutTaskLog.finer("XToolkit.callTimeoutTasks(): current time={0}" +
"; tasks={1}", Long.valueOf(System.currentTimeMillis()), timeoutTasks);
}
if (timeoutTasks == null || timeoutTasks.isEmpty()) {
return;
}
Long currentTime = Long.valueOf(System.currentTimeMillis());
Long time = timeoutTasks.firstKey();
while (time.compareTo(currentTime) <= 0) {
java.util.List<Runnable> tasks = timeoutTasks.remove(time);
for (Runnable task : tasks) {
if (timeoutTaskLog.isLoggable(PlatformLogger.Level.FINER)) {
timeoutTaskLog.finer("XToolkit.callTimeoutTasks(): current time={0}" +
"; about to run task={1}", Long.valueOf(currentTime), task);
}
try {
task.run();
} catch (Throwable thr) {
processException(thr);
}
}
if (timeoutTasks.isEmpty()) {
break;
}
time = timeoutTasks.firstKey();
}
}
static boolean isLeftMouseButton(MouseEvent me) {
switch (me.getID()) {
case MouseEvent.MOUSE_PRESSED:
case MouseEvent.MOUSE_RELEASED:
return (me.getButton() == MouseEvent.BUTTON1);
case MouseEvent.MOUSE_ENTERED:
case MouseEvent.MOUSE_EXITED:
case MouseEvent.MOUSE_CLICKED:
case MouseEvent.MOUSE_DRAGGED:
return ((me.getModifiersEx() & InputEvent.BUTTON1_DOWN_MASK) != 0);
}
return false;
}
static boolean isRightMouseButton(MouseEvent me) {
int numButtons = ((Integer)getDefaultToolkit().getDesktopProperty("awt.mouse.numButtons")).intValue();
switch (me.getID()) {
case MouseEvent.MOUSE_PRESSED:
case MouseEvent.MOUSE_RELEASED:
return ((numButtons == 2 && me.getButton() == MouseEvent.BUTTON2) ||
(numButtons > 2 && me.getButton() == MouseEvent.BUTTON3));
case MouseEvent.MOUSE_ENTERED:
case MouseEvent.MOUSE_EXITED:
case MouseEvent.MOUSE_CLICKED:
case MouseEvent.MOUSE_DRAGGED:
return ((numButtons == 2 && (me.getModifiersEx() & InputEvent.BUTTON2_DOWN_MASK) != 0) ||
(numButtons > 2 && (me.getModifiersEx() & InputEvent.BUTTON3_DOWN_MASK) != 0));
}
return false;
}
/**
* @see sun.awt.SunToolkit#needsXEmbedImpl
*/
@Override
protected boolean needsXEmbedImpl() {
// XToolkit implements supports for XEmbed-client protocol and
// requires the supports from the embedding host for it to work.
return true;
}
@Override
public boolean isModalityTypeSupported(Dialog.ModalityType modalityType) {
return (modalityType == null) ||
(modalityType == Dialog.ModalityType.MODELESS) ||
(modalityType == Dialog.ModalityType.DOCUMENT_MODAL) ||
(modalityType == Dialog.ModalityType.APPLICATION_MODAL) ||
(modalityType == Dialog.ModalityType.TOOLKIT_MODAL);
}
@Override
public boolean isModalExclusionTypeSupported(Dialog.ModalExclusionType exclusionType) {
return (exclusionType == null) ||
(exclusionType == Dialog.ModalExclusionType.NO_EXCLUDE) ||
(exclusionType == Dialog.ModalExclusionType.APPLICATION_EXCLUDE) ||
(exclusionType == Dialog.ModalExclusionType.TOOLKIT_EXCLUDE);
}
static EventQueue getEventQueue(Object target) {
AppContext appContext = targetToAppContext(target);
if (appContext != null) {
return (EventQueue)appContext.get(AppContext.EVENT_QUEUE_KEY);
}
return null;
}
static void removeSourceEvents(EventQueue queue,
Object source,
boolean removeAllEvents) {
AWTAccessor.getEventQueueAccessor()
.removeSourceEvents(queue, source, removeAllEvents);
}
@Override
public boolean isAlwaysOnTopSupported() {
for (XLayerProtocol proto : XWM.getWM().getProtocols(XLayerProtocol.class)) {
if (proto.supportsLayer(XLayerProtocol.LAYER_ALWAYS_ON_TOP)) {
return true;
}
}
return false;
}
@Override
public boolean useBufferPerWindow() {
return XToolkit.getBackingStoreType() == XConstants.NotUseful;
}
/**
* Returns one of XConstants: NotUseful, WhenMapped or Always.
* If backing store is not available on at least one screen, or
* the string system property "sun.awt.backingStore" is neither "Always"
* nor "WhenMapped", then the method returns XConstants.NotUseful.
* Otherwise, if the system property "sun.awt.backingStore" is "WhenMapped",
* then the method returns XConstants.WhenMapped.
* Otherwise (i.e., if the system property "sun.awt.backingStore" is "Always"),
* the method returns XConstants.Always.
*/
static int getBackingStoreType() {
return backingStoreType;
}
private static void setBackingStoreType() {
String prop = System.getProperty("sun.awt.backingStore");
if (prop == null) {
backingStoreType = XConstants.NotUseful;
if (backingStoreLog.isLoggable(PlatformLogger.Level.CONFIG)) {
backingStoreLog.config("The system property sun.awt.backingStore is not set" +
", by default backingStore=NotUseful");
}
return;
}
if (backingStoreLog.isLoggable(PlatformLogger.Level.CONFIG)) {
backingStoreLog.config("The system property sun.awt.backingStore is " + prop);
}
prop = prop.toLowerCase();
if (prop.equals("always")) {
backingStoreType = XConstants.Always;
} else if (prop.equals("whenmapped")) {
backingStoreType = XConstants.WhenMapped;
} else {
backingStoreType = XConstants.NotUseful;
}
if (backingStoreLog.isLoggable(PlatformLogger.Level.CONFIG)) {
backingStoreLog.config("backingStore(as provided by the system property)=" +
( backingStoreType == XConstants.NotUseful ? "NotUseful"
: backingStoreType == XConstants.WhenMapped ?
"WhenMapped" : "Always") );
}
awtLock();
try {
int screenCount = XlibWrapper.ScreenCount(getDisplay());
for (int i = 0; i < screenCount; i++) {
if (XlibWrapper.DoesBackingStore(XlibWrapper.ScreenOfDisplay(getDisplay(), i))
== XConstants.NotUseful) {
backingStoreType = XConstants.NotUseful;
if (backingStoreLog.isLoggable(PlatformLogger.Level.CONFIG)) {
backingStoreLog.config("Backing store is not available on the screen " +
i + ", backingStore=NotUseful");
}
return;
}
}
} finally {
awtUnlock();
}
}
/**
* One of XConstants: NotUseful, WhenMapped or Always.
*/
private static int backingStoreType;
static final int XSUN_KP_BEHAVIOR = 1;
static final int XORG_KP_BEHAVIOR = 2;
static final int IS_SUN_KEYBOARD = 1;
static final int IS_NONSUN_KEYBOARD = 2;
static final int IS_KANA_KEYBOARD = 1;
static final int IS_NONKANA_KEYBOARD = 2;
static int awt_IsXsunKPBehavior = 0;
static boolean awt_UseXKB = false;
static boolean awt_UseXKB_Calls = false;
static int awt_XKBBaseEventCode = 0;
static int awt_XKBEffectiveGroup = 0; // so far, I don't use it leaving all calculations
// to XkbTranslateKeyCode
static long awt_XKBDescPtr = 0;
/**
* Check for Xsun convention regarding numpad keys.
* Xsun and some other servers (i.e. derived from Xsun)
* under certain conditions process numpad keys unlike Xorg.
*/
static boolean isXsunKPBehavior() {
awtLock();
try {
if( awt_IsXsunKPBehavior == 0 ) {
if( XlibWrapper.IsXsunKPBehavior(getDisplay()) ) {
awt_IsXsunKPBehavior = XSUN_KP_BEHAVIOR;
}else{
awt_IsXsunKPBehavior = XORG_KP_BEHAVIOR;
}
}
return awt_IsXsunKPBehavior == XSUN_KP_BEHAVIOR ? true : false;
} finally {
awtUnlock();
}
}
static int sunOrNotKeyboard = 0;
static int kanaOrNotKeyboard = 0;
static void resetKeyboardSniffer() {
sunOrNotKeyboard = 0;
kanaOrNotKeyboard = 0;
}
static boolean isSunKeyboard() {
if( sunOrNotKeyboard == 0 ) {
if( XlibWrapper.IsSunKeyboard( getDisplay() )) {
sunOrNotKeyboard = IS_SUN_KEYBOARD;
}else{
sunOrNotKeyboard = IS_NONSUN_KEYBOARD;
}
}
return (sunOrNotKeyboard == IS_SUN_KEYBOARD);
}
static boolean isKanaKeyboard() {
if( kanaOrNotKeyboard == 0 ) {
if( XlibWrapper.IsKanaKeyboard( getDisplay() )) {
kanaOrNotKeyboard = IS_KANA_KEYBOARD;
}else{
kanaOrNotKeyboard = IS_NONKANA_KEYBOARD;
}
}
return (kanaOrNotKeyboard == IS_KANA_KEYBOARD);
}
static boolean isXKBenabled() {
awtLock();
try {
return awt_UseXKB;
} finally {
awtUnlock();
}
}
/**
Query XKEYBOARD extension.
If possible, initialize xkb library.
*/
static boolean tryXKB() {
awtLock();
try {
String name = "XKEYBOARD";
// First, if there is extension at all.
awt_UseXKB = XlibWrapper.XQueryExtension( getDisplay(), name, XlibWrapper.larg1, XlibWrapper.larg2, XlibWrapper.larg3);
if( awt_UseXKB ) {
// There is a keyboard extension. Check if a client library is compatible.
// If not, don't use xkb calls.
// In this case we still may be Xkb-capable application.
awt_UseXKB_Calls = XlibWrapper.XkbLibraryVersion( XlibWrapper.larg1, XlibWrapper.larg2);
if( awt_UseXKB_Calls ) {
awt_UseXKB_Calls = XlibWrapper.XkbQueryExtension( getDisplay(), XlibWrapper.larg1, XlibWrapper.larg2,
XlibWrapper.larg3, XlibWrapper.larg4, XlibWrapper.larg5);
if( awt_UseXKB_Calls ) {
awt_XKBBaseEventCode = Native.getInt(XlibWrapper.larg2);
XlibWrapper.XkbSelectEvents (getDisplay(),
XConstants.XkbUseCoreKbd,
XConstants.XkbNewKeyboardNotifyMask |
XConstants.XkbMapNotifyMask ,//|
//XConstants.XkbStateNotifyMask,
XConstants.XkbNewKeyboardNotifyMask |
XConstants.XkbMapNotifyMask );//|
//XConstants.XkbStateNotifyMask);
XlibWrapper.XkbSelectEventDetails(getDisplay(), XConstants.XkbUseCoreKbd,
XConstants.XkbStateNotify,
XConstants.XkbGroupStateMask,
XConstants.XkbGroupStateMask);
//XXX ? XkbGroupLockMask last, XkbAllStateComponentsMask before last?
awt_XKBDescPtr = XlibWrapper.XkbGetMap(getDisplay(),
XConstants.XkbKeyTypesMask |
XConstants.XkbKeySymsMask |
XConstants.XkbModifierMapMask |
XConstants.XkbVirtualModsMask,
XConstants.XkbUseCoreKbd);
XlibWrapper.XkbSetDetectableAutoRepeat(getDisplay(), true);
}
}
}
return awt_UseXKB;
} finally {
awtUnlock();
}
}
static boolean canUseXKBCalls() {
awtLock();
try {
return awt_UseXKB_Calls;
} finally {
awtUnlock();
}
}
static int getXKBEffectiveGroup() {
awtLock();
try {
return awt_XKBEffectiveGroup;
} finally {
awtUnlock();
}
}
static int getXKBBaseEventCode() {
awtLock();
try {
return awt_XKBBaseEventCode;
} finally {
awtUnlock();
}
}
static long getXKBKbdDesc() {
awtLock();
try {
return awt_XKBDescPtr;
} finally {
awtUnlock();
}
}
void freeXKB() {
awtLock();
try {
if (awt_UseXKB_Calls && awt_XKBDescPtr != 0) {
XlibWrapper.XkbFreeKeyboard(awt_XKBDescPtr, 0xFF, true);
awt_XKBDescPtr = 0;
}
} finally {
awtUnlock();
}
}
private void processXkbChanges(XEvent ev) {
// mapping change --> refresh kbd map
// state change --> get a new effective group; do I really need it
// or that should be left for XkbTranslateKeyCode?
XkbEvent xke = new XkbEvent( ev.getPData() );
int xkb_type = xke.get_any().get_xkb_type();
switch( xkb_type ) {
case XConstants.XkbNewKeyboardNotify :
if( awt_XKBDescPtr != 0 ) {
freeXKB();
}
awt_XKBDescPtr = XlibWrapper.XkbGetMap(getDisplay(),
XConstants.XkbKeyTypesMask |
XConstants.XkbKeySymsMask |
XConstants.XkbModifierMapMask |
XConstants.XkbVirtualModsMask,
XConstants.XkbUseCoreKbd);
//System.out.println("XkbNewKeyboard:"+(xke.get_new_kbd()));
break;
case XConstants.XkbMapNotify :
if (awt_XKBDescPtr != 0) {
//TODO: provide a simple unit test.
XlibWrapper.XkbGetUpdatedMap(getDisplay(),
XConstants.XkbKeyTypesMask |
XConstants.XkbKeySymsMask |
XConstants.XkbModifierMapMask |
XConstants.XkbVirtualModsMask,
awt_XKBDescPtr);
}
//System.out.println("XkbMap:"+(xke.get_map()));
break;
case XConstants.XkbStateNotify :
// May use it later e.g. to obtain an effective group etc.
//System.out.println("XkbState:"+(xke.get_state()));
break;
default:
//System.out.println("XkbEvent of xkb_type "+xkb_type);
break;
}
}
private static long eventNumber;
public static long getEventNumber() {
awtLock();
try {
return eventNumber;
} finally {
awtUnlock();
}
}
private static XEventDispatcher oops_waiter;
private static boolean oops_updated;
private static int oops_position = 0;
/**
* {@inheritDoc}
*/
@Override
protected boolean syncNativeQueue(long timeout) {
if (timeout <= 0) {
return false;
}
XBaseWindow win = XBaseWindow.getXAWTRootWindow();
if (oops_waiter == null) {
oops_waiter = new XEventDispatcher() {
@Override
public void dispatchEvent(XEvent e) {
if (e.get_type() == XConstants.ConfigureNotify) {
// OOPS ConfigureNotify event caught
oops_updated = true;
awtLockNotifyAll();
}
}
};
}
awtLock();
try {
addEventDispatcher(win.getWindow(), oops_waiter);
oops_updated = false;
long event_number = getEventNumber();
// Change win position each time to avoid system optimization
oops_position += 5;
if (oops_position > 50) {
oops_position = 0;
}
// Generate OOPS ConfigureNotify event
XlibWrapper.XMoveWindow(getDisplay(), win.getWindow(),
oops_position, 0);
XSync();
eventLog.finer("Generated OOPS ConfigureNotify event");
long end = TimeUnit.NANOSECONDS.toMillis(System.nanoTime()) + timeout;
// This "while" is a protection from spurious wake-ups.
// However, we shouldn't wait for too long.
while (!oops_updated) {
timeout = timeout(end);
if (timeout <= 0) {
break;
}
try {
// Wait for OOPS ConfigureNotify event
awtLockWait(timeout);
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
}
// Don't take into account OOPS ConfigureNotify event
return getEventNumber() - event_number > 1;
} finally {
removeEventDispatcher(win.getWindow(), oops_waiter);
eventLog.finer("Exiting syncNativeQueue");
awtUnlock();
}
}
@Override
public void grab(Window w) {
final Object peer = AWTAccessor.getComponentAccessor().getPeer(w);
if (peer != null) {
((XWindowPeer) peer).setGrab(true);
}
}
@Override
public void ungrab(Window w) {
final Object peer = AWTAccessor.getComponentAccessor().getPeer(w);
if (peer != null) {
((XWindowPeer) peer).setGrab(false);
}
}
/**
* Returns if the java.awt.Desktop class is supported on the current
* desktop.
* <p>
* The methods of java.awt.Desktop class are supported on the Gnome desktop.
* Check if the running desktop is Gnome by checking the window manager.
*/
@Override
public boolean isDesktopSupported(){
return XDesktopPeer.isDesktopSupported();
}
@Override
public DesktopPeer createDesktopPeer(Desktop target){
return new XDesktopPeer();
}
@Override
public boolean isTaskbarSupported(){
return XTaskbarPeer.isTaskbarSupported();
}
@Override
public TaskbarPeer createTaskbarPeer(Taskbar target){
return new XTaskbarPeer();
}
@Override
public boolean areExtraMouseButtonsEnabled() throws HeadlessException {
return areExtraMouseButtonsEnabled;
}
@Override
public boolean isWindowOpacitySupported() {
XNETProtocol net_protocol = XWM.getWM().getNETProtocol();
if (net_protocol == null) {
return false;
}
return net_protocol.doOpacityProtocol();
}
@Override
public boolean isWindowShapingSupported() {
return XlibUtil.isShapingSupported();
}
@Override
public boolean isWindowTranslucencySupported() {
//NOTE: it may not be supported. The actual check is being performed
// at java.awt.GraphicsDevice. In X11 we need to check
// whether there's any translucency-capable GC available.
return true;
}
@Override
public boolean isTranslucencyCapable(GraphicsConfiguration gc) {
if (!(gc instanceof X11GraphicsConfig)) {
return false;
}
return ((X11GraphicsConfig)gc).isTranslucencyCapable();
}
/**
* Returns the value of "sun.awt.disablegrab" property. Default
* value is {@code false}.
*/
public static boolean getSunAwtDisableGrab() {
return Boolean.getBoolean("sun.awt.disablegrab");
}
}