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* java/awt/EventQueue.java (isDispatchThread): Do check on top of stack. (push): Make sure push is performed at the top of the thread stack.

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From-SVN: r75820
This commit is contained in:
Fernando Nasser 2004-01-13 22:51:26 +00:00 • committed by Fernando Nasser
parent d4f3ce5cc0
commit 25c3f7c8b9
2 changed files with 22 additions and 3 deletions
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18
libjava/java/awt/EventQueue.java
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@ -269,12 +269,17 @@ public class EventQueue
}
/**
* Return true if the current thread is the AWT event dispatch
* Return true if the current thread is the current AWT event dispatch
* thread.
*/
public static boolean isDispatchThread()
{
EventQueue eq = Toolkit.getDefaultToolkit().getSystemEventQueue();
EventQueue eq = Toolkit.getDefaultToolkit().getSystemEventQueue();
/* Find last EventQueue in chain */
while (eq.next != null)
eq = eq.next;
return (Thread.currentThread() == eq.dispatchThread);
}
@ -306,6 +311,15 @@ public class EventQueue
if (newEventQueue == null)
throw new NullPointerException ();
/* Make sure we are at the top of the stack because callers can
only get a reference to the one at the bottom using
Toolkit.getDefaultToolkit().getSystemEventQueue() */
if (next != null)
{
next.push (newEventQueue);
return;
}
int i = next_out;
while (i != next_in)
{