/* * Copyright 2002-2008 Sun Microsystems, Inc. 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. Sun designates this * particular file as subject to the "Classpath" exception as provided * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. */ package sun.awt.X11; import java.awt.*; import java.awt.event.InputEvent; import java.awt.event.MouseEvent; import java.awt.datatransfer.Clipboard; import java.awt.dnd.DragSource; import java.awt.dnd.DragGestureListener; import java.awt.dnd.DragGestureEvent; import java.awt.dnd.DragGestureRecognizer; import java.awt.dnd.MouseDragGestureRecognizer; import java.awt.dnd.InvalidDnDOperationException; import java.awt.dnd.peer.DragSourceContextPeer; import java.awt.im.InputMethodHighlight; import java.awt.im.spi.InputMethodDescriptor; import java.awt.image.ColorModel; import java.awt.peer.*; import java.beans.PropertyChangeListener; import java.lang.reflect.InvocationTargetException; import java.lang.reflect.Method; import java.security.AccessController; import java.security.PrivilegedAction; import java.util.*; import java.util.logging.Level; import java.util.logging.Logger; import javax.swing.LookAndFeel; import javax.swing.UIDefaults; import sun.awt.*; import sun.font.FontManager; import sun.misc.PerformanceLogger; import sun.print.PrintJob2D; public final class XToolkit extends UNIXToolkit implements Runnable, XConstants { private static Logger log = Logger.getLogger("sun.awt.X11.XToolkit"); private static Logger eventLog = Logger.getLogger("sun.awt.X11.event.XToolkit"); private static final Logger timeoutTaskLog = Logger.getLogger("sun.awt.X11.timeoutTask.XToolkit"); private static Logger keyEventLog = Logger.getLogger("sun.awt.X11.kye.XToolkit"); private static final Logger backingStoreLog = Logger.getLogger("sun.awt.X11.backingStore.XToolkit"); 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; /** * True when the x settings have been loaded. */ private boolean loadedXSettings; /** * XSETTINGS for the default screen. *
*/
private XSettings xs;
static int arrowCursor;
static TreeMap winMap = new TreeMap();
static HashMap specialPeerMap = new HashMap();
static HashMap winToDispatcher = new HashMap();
private static long _display;
static UIDefaults uidefaults;
static X11GraphicsEnvironment localEnv;
static X11GraphicsDevice device;
static final X11GraphicsConfig config;
static int awt_multiclick_time;
static boolean securityWarningEnabled;
private static int screenWidth = -1, screenHeight = -1; // Dimensions of default screen
static long awt_defaultFg; // Pixel
private static XMouseInfoPeer xPeer;
private static Method m_removeSourceEvents;
static {
initSecurityWarning();
if (GraphicsEnvironment.isHeadless()) {
config = null;
} else {
localEnv = (X11GraphicsEnvironment) GraphicsEnvironment
.getLocalGraphicsEnvironment();
device = (X11GraphicsDevice) localEnv.getDefaultScreenDevice();
config = (X11GraphicsConfig) (device.getDefaultConfiguration());
if (device != null) {
_display = device.getDisplay();
}
setupModifierMap();
initIDs();
setBackingStoreType();
}
m_removeSourceEvents = SunToolkit.getMethod(EventQueue.class, "removeSourceEvents", new Class[] {Object.class, Boolean.TYPE}) ;
}
// Error handler stuff
static XErrorEvent saved_error;
static long saved_error_handler;
static XErrorHandler curErrorHandler;
// Should be called under LOCK, before releasing LOCK RESTORE_XERROR_HANDLER should be called
static void WITH_XERROR_HANDLER(XErrorHandler handler) {
saved_error = null;
curErrorHandler = handler;
XSync();
saved_error_handler = XlibWrapper.SetToolkitErrorHandler();
}
static void XERROR_SAVE(XErrorEvent event) {
saved_error = event;
}
// Should be called under LOCK
static void RESTORE_XERROR_HANDLER() {
XSync();
XlibWrapper.XSetErrorHandler(saved_error_handler);
curErrorHandler = null;
}
// Should be called under LOCK
static int SAVED_ERROR_HANDLER(long display, XErrorEvent error) {
return XlibWrapper.CallErrorHandler(saved_error_handler, display, error.pData);
}
interface XErrorHandler {
int handleError(long display, XErrorEvent err);
}
static int GlobalErrorHandler(long display, long event_ptr) {
XErrorEvent event = new XErrorEvent(event_ptr);
try {
if (curErrorHandler != null) {
return curErrorHandler.handleError(display, event);
} else {
return SAVED_ERROR_HANDLER(display, event);
}
} finally {
}
}
/*
* Instead of validating window id, we simply call XGetWindowProperty,
* but temporary install this function as the error handler to ignore
* BadWindow error.
*/
static XErrorHandler IgnoreBadWindowHandler = new XErrorHandler() {
public int handleError(long display, XErrorEvent err) {
XERROR_SAVE(err);
if (err.get_error_code() == BadWindow) {
return 0;
} else {
return SAVED_ERROR_HANDLER(display, err);
}
}
};
private native static void initIDs();
native static void waitForEvents(long nextTaskTime);
static Thread toolkitThread;
static boolean isToolkitThread() {
return Thread.currentThread() == toolkitThread;
}
static void initSecurityWarning() {
// Enable warning only for internal builds
String runtime = getSystemProperty("java.runtime.version");
securityWarningEnabled = (runtime != null && runtime.contains("internal"));
}
static boolean isSecurityWarningEnabled() {
return securityWarningEnabled;
}
static native void awt_output_flush();
static final void awtFUnlock() {
awtUnlock();
awt_output_flush();
}
public native void nativeLoadSystemColors(int[] systemColors);
static UIDefaults getUIDefaults() {
if (uidefaults == null) {
initUIDefaults();
}
return uidefaults;
}
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();
}
}
static Object displayLock = new Object();
public static long getDisplay() {
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");
}
AwtScreenData defaultScreen = new AwtScreenData(XToolkit.getDefaultScreenData());
awt_defaultFg = defaultScreen.get_blackpixel();
arrowCursor = XlibWrapper.XCreateFontCursor(XToolkit.getDisplay(),
XCursorFontConstants.XC_arrow);
} finally {
awtUnlock();
}
Runtime.getRuntime().addShutdownHook(new Thread() {
public void run() {
XSystemTrayPeer peer = XSystemTrayPeer.getPeerInstance();
if (peer != null) {
peer.dispose();
}
if (xs != null) {
((XAWTXSettings)xs).dispose();
}
if (log.isLoggable(Level.FINE)) {
dumpPeers();
}
}
});
}
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;
}
static final String DATA_TRANSFERER_CLASS_NAME = "sun.awt.X11.XDataTransferer";
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.equals("")) {
mainClassName = "AWT";
}
awtAppClassName = getCorrectXIDString(mainClassName);
init();
XWM.init();
SunToolkit.setDataTransfererClassName(DATA_TRANSFERER_CLASS_NAME);
toolkitThread = new Thread(this, "AWT-XAWT");
toolkitThread.setPriority(Thread.NORM_PRIORITY + 1);
toolkitThread.setDaemon(true);
ThreadGroup mainTG = (ThreadGroup)AccessController.doPrivileged(
new PrivilegedAction() {
public Object run() {
ThreadGroup currentTG =
Thread.currentThread().getThreadGroup();
ThreadGroup parentTG = currentTG.getParent();
while (parentTG != null) {
currentTG = parentTG;
parentTG = currentTG.getParent();
}
return currentTG;
}
});
toolkitThread.start();
}
}
public ButtonPeer createButton(Button target) {
ButtonPeer peer = new XButtonPeer(target);
targetCreatedPeer(target, peer);
return peer;
}
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 (XBaseWindow) winMap.get(Long.valueOf(window));
}
}
static void addEventDispatcher(long window, XEventDispatcher dispatcher) {
synchronized(winToDispatcher) {
Long key = Long.valueOf(window);
Collection dispatchers = (Collection)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 dispatchers = (Collection)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
* NB: This could be called from any thread if triggered by
*
* 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.
*/
public boolean isDesktopSupported(){
return XDesktopPeer.isDesktopSupported();
}
public DesktopPeer createDesktopPeer(Desktop target){
return new XDesktopPeer();
}
public static native void setNoisyXErrorHandler();
}
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) {
// 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() == MotionNotify) {
XMotionEvent ev = e.get_xmotion();
awtLock();
try {
if (lastCursorPos == null) {
lastCursorPos = new Point(ev.get_x_root(), ev.get_y_root());
} else {
lastCursorPos.setLocation(ev.get_x_root(), ev.get_y_root());
}
} finally {
awtUnlock();
}
} else if (e.get_type() == LeaveNotify) {
// Leave from our window
awtLock();
try {
lastCursorPos = null;
} finally {
awtUnlock();
}
} else if (e.get_type() == EnterNotify) {
// Entrance into our window
XCrossingEvent ev = e.get_xcrossing();
awtLock();
try {
if (lastCursorPos == null) {
lastCursorPos = new Point(ev.get_x_root(), ev.get_y_root());
} else {
lastCursorPos.setLocation(ev.get_x_root(), ev.get_y_root());
}
} finally {
awtUnlock();
}
}
}
public interface XEventListener {
public void eventProcessed(XEvent e);
}
private Collectiondata
is the byte array directly from the x server and
* may be in little endian format.
* loadXSettings
. It is called from the System EDT
* if triggered by an XSETTINGS change.
*/
void parseXSettings(int screen_XXX_ignored,Map updatedSettings) {
if (updatedSettings == null || updatedSettings.isEmpty()) {
return;
}
Iterator i = updatedSettings.entrySet().iterator();
while (i.hasNext()) {
Map.Entry e = (Map.Entry)i.next();
String name = (String)e.getKey();
name = "gnome." + name;
setDesktopProperty(name, e.getValue());
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();
}
}
/* 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[] = { ShiftMask, LockMask, ControlMask, Mod1Mask,
Mod2Mask, Mod3Mask, Mod4Mask, 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(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 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(Level.FINER)) {
timeoutTaskLog.finer("Removing task " + task);
}
if (timeoutTasks == null) {
if (timeoutTaskLog.isLoggable(Level.FINER)) {
timeoutTaskLog.finer("Task is not scheduled");
}
return;
}
Collection values = timeoutTasks.values();
Iterator iter = values.iterator();
while (iter.hasNext()) {
java.util.List list = (java.util.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 run()
method will be called
* once on the toolkit thread when a specified interval of time elapses.
*
* @param task a Runnable which run
method will be called
* on the toolkit thread when interval
milliseconds
* elapse
* @param interval an interal in milliseconds
*
* @throws NullPointerException if task
is null
* @throws IllegalArgumentException if 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(Level.FINER)) {
timeoutTaskLog.log(Level.FINER, "XToolkit.schedule(): current time={0}" +
"; interval={1}" +
"; task being added={2}" + "; tasks before addition={3}", new Object[] {
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 tasks = (java.util.List)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 (Long)timeoutTasks.firstKey();
} finally {
awtUnlock();
}
}
/**
* Executes mature timeout tasks registered with schedule().
* Called from run() under awtLock.
*/
private static void callTimeoutTasks() {
if (timeoutTaskLog.isLoggable(Level.FINER)) {
timeoutTaskLog.log(Level.FINER, "XToolkit.callTimeoutTasks(): current time={0}" +
"; tasks={1}", new Object[] {Long.valueOf(System.currentTimeMillis()), timeoutTasks});
}
if (timeoutTasks == null || timeoutTasks.isEmpty()) {
return;
}
Long currentTime = Long.valueOf(System.currentTimeMillis());
Long time = (Long)timeoutTasks.firstKey();
while (time.compareTo(currentTime) <= 0) {
java.util.List tasks = (java.util.List)timeoutTasks.remove(time);
for (Iterator iter = tasks.iterator(); iter.hasNext();) {
Runnable task = (Runnable)iter.next();
if (timeoutTaskLog.isLoggable(Level.FINER)) {
timeoutTaskLog.log(Level.FINER, "XToolkit.callTimeoutTasks(): current time={0}" +
"; about to run task={1}", new Object[] {Long.valueOf(currentTime), task});
}
try {
task.run();
} catch (ThreadDeath td) {
throw td;
} catch (Throwable thr) {
processException(thr);
}
}
if (timeoutTasks.isEmpty()) {
break;
}
time = (Long)timeoutTasks.firstKey();
}
}
static long getAwtDefaultFg() {
return awt_defaultFg;
}
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;
}
static long reset_time_utc;
static final long WRAP_TIME_MILLIS = Integer.MAX_VALUE;
/*
* This function converts between the X server time (number of milliseconds
* since the last server reset) and the UTC time for the 'when' field of an
* InputEvent (or another event type with a timestamp).
*/
static long nowMillisUTC_offset(long server_offset) {
// ported from awt_util.c
/*
* Because Time is of type 'unsigned long', it is possible that Time will
* never wrap when using 64-bit Xlib. However, if a 64-bit client
* connects to a 32-bit server, I suspect the values will still wrap. So
* we should not attempt to remove the wrap checking even if _LP64 is
* true.
*/
long current_time_utc = System.currentTimeMillis();
if (log.isLoggable(Level.FINER)) {
log.finer("reset_time=" + reset_time_utc + ", current_time=" + current_time_utc
+ ", server_offset=" + server_offset + ", wrap_time=" + WRAP_TIME_MILLIS);
}
if ((current_time_utc - reset_time_utc) > WRAP_TIME_MILLIS) {
reset_time_utc = System.currentTimeMillis() - getCurrentServerTime();
}
if (log.isLoggable(Level.FINER)) {
log.finer("result = " + (reset_time_utc + server_offset));
}
return reset_time_utc + server_offset;
}
/**
* @see sun.awt.SunToolkit#needsXEmbedImpl
*/
protected boolean needsXEmbedImpl() {
// XToolkit implements supports for XEmbed-client protocol and
// requires the supports from the embedding host for it to work.
return true;
}
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);
}
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) {
try {
m_removeSourceEvents.invoke(queue, source, removeAllEvents);
}
catch (IllegalAccessException e)
{
e.printStackTrace();
}
catch (InvocationTargetException e) {
e.printStackTrace();
}
}
public boolean isAlwaysOnTopSupported() {
for (XLayerProtocol proto : XWM.getWM().getProtocols(XLayerProtocol.class)) {
if (proto.supportsLayer(XLayerProtocol.LAYER_ALWAYS_ON_TOP)) {
return true;
}
}
return false;
}
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
* java2d uses DGA(which conflicts with backing store) 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 = (String)AccessController.doPrivileged(
new sun.security.action.GetPropertyAction("sun.awt.backingStore"));
if (prop == null) {
backingStoreType = XConstants.NotUseful;
if (backingStoreLog.isLoggable(Level.CONFIG)) {
backingStoreLog.config("The system property sun.awt.backingStore is not set" +
", by default backingStore=NotUseful");
}
return;
}
if (backingStoreLog.isLoggable(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(Level.CONFIG)) {
backingStoreLog.config("backingStore(as provided by the system property)=" +
( backingStoreType == XConstants.NotUseful ? "NotUseful"
: backingStoreType == XConstants.WhenMapped ?
"WhenMapped" : "Always") );
}
if (sun.java2d.x11.X11SurfaceData.isDgaAvailable()) {
backingStoreType = XConstants.NotUseful;
if (backingStoreLog.isLoggable(Level.CONFIG)) {
backingStoreLog.config("DGA is available, backingStore=NotUseful");
}
return;
}
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(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 boolean awt_ServerInquired = false;
static boolean awt_IsXsunServer = false;
static boolean awt_XKBInquired = false;
static boolean awt_UseXKB = false;
/**
Try to understand if it is Xsun server.
By now (2005) Sun is vendor of Xsun and Xorg servers; we only return true if Xsun is running.
*/
static boolean isXsunServer() {
awtLock();
try {
if( awt_ServerInquired ) {
return awt_IsXsunServer;
}
if( ! XlibWrapper.ServerVendor(getDisplay()).startsWith("Sun Microsystems") ) {
awt_ServerInquired = true;
awt_IsXsunServer = false;
return false;
}
// Now, it's Sun. It still may be Xorg though, eg on Solaris 10, x86.
// Today (2005), VendorRelease of Xorg is a Big Number unlike Xsun.
if( XlibWrapper.VendorRelease(getDisplay()) > 10000 ) {
awt_ServerInquired = true;
awt_IsXsunServer = false;
return false;
}
awt_ServerInquired = true;
awt_IsXsunServer = true;
return true;
} finally {
awtUnlock();
}
}
/**
Query XKEYBOARD extension.
*/
static boolean isXKBenabled() {
awtLock();
try {
if( awt_XKBInquired ) {
return awt_UseXKB;
}
awt_XKBInquired = true;
String name = "XKEYBOARD";
awt_UseXKB = XlibWrapper.XQueryExtension( getDisplay(), name, XlibWrapper.larg1, XlibWrapper.larg2, XlibWrapper.larg3);
return awt_UseXKB;
} finally {
awtUnlock();
}
}
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 boolean oops_failed;
private XAtom oops;
private static final long WORKAROUND_SLEEP = 100;
/**
* @inheritDoc
*/
protected boolean syncNativeQueue(final long timeout) {
XBaseWindow win = XBaseWindow.getXAWTRootWindow();
if (oops_waiter == null) {
oops_waiter = new XEventDispatcher() {
public void dispatchEvent(XEvent e) {
if (e.get_type() == SelectionNotify) {
XSelectionEvent pe = e.get_xselection();
if (pe.get_property() == oops.getAtom()) {
oops_updated = true;
awtLockNotifyAll();
} else if (pe.get_selection() == XAtom.get("WM_S0").getAtom() &&
pe.get_target() == XAtom.get("VERSION").getAtom() &&
pe.get_property() == 0 &&
XlibWrapper.XGetSelectionOwner(getDisplay(), XAtom.get("WM_S0").getAtom()) == 0)
{
// WM forgot to acquire selection or there is no WM
oops_failed = true;
awtLockNotifyAll();
}
}
}
};
}
if (oops == null) {
oops = XAtom.get("OOPS");
}
awtLock();
try {
addEventDispatcher(win.getWindow(), oops_waiter);
oops_updated = false;
oops_failed = false;
// Wait for selection notify for oops on win
long event_number = getEventNumber();
XAtom atom = XAtom.get("WM_S0");
eventLog.log(Level.FINER, "WM_S0 selection owner {0}", new Object[] {XlibWrapper.XGetSelectionOwner(getDisplay(), atom.getAtom())});
XlibWrapper.XConvertSelection(getDisplay(), atom.getAtom(),
XAtom.get("VERSION").getAtom(), oops.getAtom(),
win.getWindow(), XlibWrapper.CurrentTime);
XSync();
eventLog.finer("Requested OOPS");
long start = System.currentTimeMillis();
while (!oops_updated && !oops_failed) {
try {
awtLockWait(timeout);
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
// This "while" is a protection from spurious
// wake-ups. However, we shouldn't wait for too long
if ((System.currentTimeMillis() - start > timeout) && timeout >= 0) {
throw new OperationTimedOut(Long.toString(System.currentTimeMillis() - start));
}
}
if (oops_failed && getEventNumber() - event_number == 1) {
// If selection update failed we can simply wait some time
// hoping some events will arrive
awtUnlock();
eventLog.log(Level.FINEST, "Emergency sleep");
try {
Thread.sleep(WORKAROUND_SLEEP);
} catch (InterruptedException ie) {
throw new RuntimeException(ie);
} finally {
awtLock();
}
}
return getEventNumber() - event_number > 2;
} finally {
removeEventDispatcher(win.getWindow(), oops_waiter);
eventLog.log(Level.FINER, "Exiting syncNativeQueue");
awtUnlock();
}
}
public void grab(Window w) {
if (w.getPeer() != null) {
((XWindowPeer)w.getPeer()).setGrab(true);
}
}
public void ungrab(Window w) {
if (w.getPeer() != null) {
((XWindowPeer)w.getPeer()).setGrab(false);
}
}
/**
* Returns if the java.awt.Desktop class is supported on the current
* desktop.
*