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7148289: [macosx] Deadlock in sun.lwawt.macosx.CWrapper$NSScreen.visibleFrame

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Reviewed-by: leonidr
This commit is contained in:
Alexander Zuev 2012-05-03 21:54:29 +04:00
parent e6869edf38
commit e3ab8ba856
3 changed files with 42 additions and 3 deletions
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7
jdk/src/macosx/classes/sun/lwawt/macosx/CToolkitThreadBlockedHandler.java
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@ -27,9 +27,9 @@ package sun.lwawt.macosx;
import sun.awt.datatransfer.ToolkitThreadBlockedHandler;
// TODO:BG this class is really a NOOP right now, but should be filled in if needed.
final class CToolkitThreadBlockedHandler implements ToolkitThreadBlockedHandler {
private final LWCToolkit toolkit = (LWCToolkit)java.awt.Toolkit.getDefaultToolkit();
public void lock() {
}
@ -41,9 +41,10 @@ final class CToolkitThreadBlockedHandler implements ToolkitThreadBlockedHandler
}
public void enter() {
toolkit.startNativeNestedEventLoop();
}
public void exit() {
toolkit.stopNativeNestedEventLoop();
}
}

4
jdk/src/macosx/classes/sun/lwawt/macosx/LWCToolkit.java
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@ -63,6 +63,10 @@ public class LWCToolkit extends LWToolkit {
private static native void initIDs();
static native void startNativeNestedEventLoop();
static native void stopNativeNestedEventLoop();
private static CInputMethodDescriptor sInputMethodDescriptor;
static {

34
jdk/src/macosx/native/sun/awt/LWCToolkit.m
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@ -42,6 +42,7 @@ jint* gButtonDownMasks;
@implementation AWTToolkit
static long eventCount;
static bool shouldKeepRunningNestedLoop = NO;
+ (long) getEventCount{
return eventCount;
@ -456,3 +457,36 @@ Java_sun_font_FontManager_populateFontFileNameMap
{
}
/*
* Class: sun_lwawt_macosx_LWCToolkit
* Method: startNativeNestedEventLoop
* Signature: ()V
*/
JNIEXPORT void JNICALL Java_sun_lwawt_macosx_LWCToolkit_startNativeNestedEventLoop
(JNIEnv *env, jclass cls)
{
if(!shouldKeepRunningNestedLoop) {
NSRunLoop *theRL = [NSRunLoop currentRunLoop];
NSApplication * app = [NSApplication sharedApplication];
shouldKeepRunningNestedLoop = YES;
while (shouldKeepRunningNestedLoop && [theRL runMode:NSDefaultRunLoopMode beforeDate:[NSDate distantFuture]])
{
NSEvent * event = [app nextEventMatchingMask: 0xFFFFFFFF untilDate:nil inMode:NSDefaultRunLoopMode dequeue:YES];
if (event != nil) {
[app sendEvent: event];
}
}
}
}
/*
* Class: sun_lwawt_macosx_LWCToolkit
* Method: stopNativeNestedEventLoop
* Signature: ()V
*/
JNIEXPORT void JNICALL Java_sun_lwawt_macosx_LWCToolkit_stopNativeNestedEventLoop
(JNIEnv *env, jclass cls)
{
shouldKeepRunningNestedLoop = NO;
}