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-rw-r--r--src/newt/classes/com/jogamp/newt/swt/NewtCanvasSWT.java10
-rw-r--r--src/newt/classes/com/jogamp/newt/swt/SWTEDTUtil.java217
-rw-r--r--src/newt/classes/com/jogamp/newt/util/EDTUtil.java40
-rw-r--r--src/newt/classes/jogamp/newt/DefaultEDTUtil.java62
-rw-r--r--src/newt/classes/jogamp/newt/DisplayImpl.java9
-rw-r--r--src/newt/classes/jogamp/newt/driver/awt/AWTEDTUtil.java221
-rw-r--r--src/newt/classes/jogamp/newt/driver/awt/DisplayDriver.java10
7 files changed, 477 insertions, 92 deletions
diff --git a/src/newt/classes/com/jogamp/newt/swt/NewtCanvasSWT.java b/src/newt/classes/com/jogamp/newt/swt/NewtCanvasSWT.java
index f45b864fa..cada253bc 100644
--- a/src/newt/classes/com/jogamp/newt/swt/NewtCanvasSWT.java
+++ b/src/newt/classes/com/jogamp/newt/swt/NewtCanvasSWT.java
@@ -67,9 +67,6 @@ public class NewtCanvasSWT extends Canvas implements WindowClosingProtocol {
private static final boolean DEBUG = Debug.debug("Window");
private static final boolean isOSX = NativeWindowFactory.TYPE_MACOSX == NativeWindowFactory.getNativeWindowType(false);
- /** SWT EDTUtil associated w/ parent's SWT Display */
- private final EDTUtil swtEDTUtil;
-
private final AbstractGraphicsScreen screen;
private WindowClosingMode newtChildCloseOp = WindowClosingMode.DISPOSE_ON_CLOSE;
@@ -117,8 +114,6 @@ public class NewtCanvasSWT extends Canvas implements WindowClosingProtocol {
public NewtCanvasSWT(final Composite parent, final int style, Window child) {
super(parent, style | SWT.NO_BACKGROUND);
- swtEDTUtil = new SWTEDTUtil(parent.getDisplay());
-
SWTAccessor.setRealized(this, true);
clientArea = getClientArea();
@@ -326,8 +321,9 @@ public class NewtCanvasSWT extends Canvas implements WindowClosingProtocol {
updateSizeCheck();
final int w = clientArea.width;
final int h = clientArea.height;
-
- newtChild.getScreen().getDisplay().setEDTUtil(swtEDTUtil);
+
+ final Display newtDisplay = newtChild.getScreen().getDisplay();
+ newtDisplay.setEDTUtil(new SWTEDTUtil(newtDisplay, getDisplay()));
newtChild.setSize(w, h);
newtChild.reparentWindow(nativeWindow);
diff --git a/src/newt/classes/com/jogamp/newt/swt/SWTEDTUtil.java b/src/newt/classes/com/jogamp/newt/swt/SWTEDTUtil.java
index 3538caad2..d4b83d891 100644
--- a/src/newt/classes/com/jogamp/newt/swt/SWTEDTUtil.java
+++ b/src/newt/classes/com/jogamp/newt/swt/SWTEDTUtil.java
@@ -27,7 +27,9 @@
*/
package com.jogamp.newt.swt;
-import org.eclipse.swt.widgets.Display;
+import java.awt.EventQueue;
+
+import jogamp.newt.Debug;
import com.jogamp.newt.util.EDTUtil;
@@ -36,64 +38,243 @@ import com.jogamp.newt.util.EDTUtil;
* of the given {@link Display}.
*/
public class SWTEDTUtil implements EDTUtil {
- private final Display swtDisplay;
+ public static final boolean DEBUG = Debug.debug("EDT");
+
+ private final Object edtLock = new Object(); // locking the EDT start/stop state
+ private final ThreadGroup threadGroup;
+ private final String name;
+ private final Runnable dispatchMessages;
+ private final org.eclipse.swt.widgets.Display swtDisplay;
+ private NewtEventDispatchThread nedt = null;
+ private int start_iter=0;
+ private static long pollPeriod = EDTUtil.defaultEDTPollPeriod;
- public SWTEDTUtil(Display swtDisplay) {
+ public SWTEDTUtil(final com.jogamp.newt.Display newtDisplay, org.eclipse.swt.widgets.Display swtDisplay) {
+ this.threadGroup = Thread.currentThread().getThreadGroup();
+ this.name=Thread.currentThread().getName()+"-SWTDisplay-"+newtDisplay.getFQName()+"-EDT-";
+ this.dispatchMessages = new Runnable() {
+ public void run() {
+ ((jogamp.newt.DisplayImpl) newtDisplay).dispatchMessages();
+ } };
this.swtDisplay = swtDisplay;
+ this.nedt = new NewtEventDispatchThread(threadGroup, name);
+ this.nedt.setDaemon(true); // don't stop JVM from shutdown ..
}
- public final Display getDisplay() {
+ public final org.eclipse.swt.widgets.Display getDisplay() {
return swtDisplay;
}
@Override
public long getPollPeriod() {
- return 0;
+ return pollPeriod;
}
@Override
public void setPollPeriod(long ms) {
+ pollPeriod = ms;
}
@Override
public void reset() {
+ synchronized(edtLock) {
+ waitUntilStopped();
+ if(DEBUG) {
+ System.err.println(Thread.currentThread()+": EDT reset - edt: "+nedt);
+ }
+ this.nedt = new NewtEventDispatchThread(threadGroup, name);
+ this.nedt.setDaemon(true); // don't stop JVM from shutdown ..
+ }
}
- @Override
- public void start() {
+ private final void startImpl() {
+ if(nedt.isAlive()) {
+ throw new RuntimeException("EDT Thread.isAlive(): true, isRunning: "+nedt.isRunning()+", edt: "+nedt);
+ }
+ start_iter++;
+ nedt.setName(name+start_iter);
+ nedt.shouldStop = false;
+ if(DEBUG) {
+ System.err.println(Thread.currentThread()+": EDT START - edt: "+nedt);
+ // Thread.dumpStack();
+ }
+ nedt.start();
}
-
+
@Override
public boolean isCurrentThreadEDT() {
return swtDisplay.getThread() == Thread.currentThread();
}
@Override
+ public final boolean isCurrentThreadNEDT() {
+ return nedt == Thread.currentThread();
+ }
+
+ @Override
+ public final boolean isCurrentThreadEDTorNEDT() {
+ final Thread ct = Thread.currentThread();
+ return ct == swtDisplay.getThread() || ct == nedt ;
+ }
+
+ @Override
public boolean isRunning() {
- return true;
+ return nedt.isRunning() ; // SWT is always running
}
-
+
@Override
- public void invokeStop(Runnable finalTask) {
- swtDisplay.syncExec(finalTask);
+ public final void invokeStop(Runnable task) {
+ invokeImpl(true, task, true);
}
@Override
- public void invoke(boolean wait, Runnable task) {
+ public final void invoke(boolean wait, Runnable task) {
+ invokeImpl(wait, task, false);
+ }
+
+ private void invokeImpl(boolean wait, Runnable task, boolean stop) {
+ if(task == null) {
+ throw new RuntimeException("Null Runnable");
+ }
+ synchronized(edtLock) { // lock the EDT status
+ if( nedt.shouldStop ) {
+ // drop task ..
+ if(DEBUG) {
+ System.err.println("Warning: EDT about (1) to stop, won't enqueue new task: "+nedt);
+ Thread.dumpStack();
+ }
+ return;
+ }
+ // System.err.println(Thread.currentThread()+" XXX stop: "+stop+", tasks: "+edt.tasks.size()+", task: "+task);
+ // Thread.dumpStack();
+ if(stop) {
+ nedt.shouldStop = true;
+ if(DEBUG) {
+ System.err.println(Thread.currentThread()+": EDT signal STOP (on edt: "+isCurrentThreadEDT()+") - "+nedt);
+ // Thread.dumpStack();
+ }
+ }
+
+ // start if should not stop && not started yet
+ if( !stop && !nedt.isRunning() ) {
+ startImpl();
+ }
+ }
if(wait) {
swtDisplay.syncExec(task);
} else {
swtDisplay.asyncExec(task);
}
- }
+ }
@Override
- public void waitUntilIdle() {
- // all sync ..
+ final public void waitUntilIdle() {
+ final NewtEventDispatchThread _edt;
+ synchronized(edtLock) {
+ _edt = nedt;
+ }
+ if(!_edt.isRunning() || EventQueue.isDispatchThread() || _edt == Thread.currentThread()) {
+ return;
+ }
+ try {
+ swtDisplay.syncExec(new Runnable() {
+ public void run() { }
+ });
+ } catch (Exception e) { }
}
@Override
- public void waitUntilStopped() {
- // all sync ..
+ final public void waitUntilStopped() {
+ synchronized(edtLock) {
+ if(nedt.isRunning() && nedt != Thread.currentThread() ) {
+ while(nedt.isRunning()) {
+ try {
+ edtLock.wait();
+ } catch (InterruptedException e) {
+ e.printStackTrace();
+ }
+ }
+ }
+ }
}
+
+ class NewtEventDispatchThread extends Thread {
+ volatile boolean shouldStop = false;
+ volatile boolean isRunning = false;
+ Object sync = new Object();
+
+ public NewtEventDispatchThread(ThreadGroup tg, String name) {
+ super(tg, name);
+ }
+
+ final public boolean isRunning() {
+ return isRunning;
+ }
+
+ @Override
+ final public void start() throws IllegalThreadStateException {
+ isRunning = true;
+ super.start();
+ }
+
+ /**
+ * Utilizing locking only on tasks and its execution,
+ * not for event dispatching.
+ */
+ @Override
+ final public void run() {
+ if(DEBUG) {
+ System.err.println(getName()+": EDT run() START "+ getName());
+ }
+ RuntimeException error = null;
+ try {
+ do {
+ // event dispatch
+ if(!shouldStop) {
+ // FIXME: Determine whether we require to run the
+ // delivery of events (dispatch) on AWT-EDT.
+ // Since the WindowDriver itself delivers all Window related events,
+ // this shall not be required.
+ // AWTEDTExecutor.singleton.invoke(true, dispatchMessages);
+ dispatchMessages.run();
+ }
+ // wait
+ synchronized(sync) {
+ if(!shouldStop) {
+ try {
+ sync.wait(pollPeriod);
+ } catch (InterruptedException e) {
+ e.printStackTrace();
+ }
+ }
+ }
+ } while(!shouldStop) ;
+ } catch (Throwable t) {
+ // handle errors ..
+ shouldStop = true;
+ if(t instanceof RuntimeException) {
+ error = (RuntimeException) t;
+ } else {
+ error = new RuntimeException("Within EDT", t);
+ }
+ } finally {
+ if(DEBUG) {
+ System.err.println(getName()+": EDT run() END "+ getName()+", "+error);
+ }
+ synchronized(edtLock) {
+ isRunning = !shouldStop;
+ if(!isRunning) {
+ edtLock.notifyAll();
+ }
+ }
+ if(DEBUG) {
+ System.err.println(getName()+": EDT run() EXIT "+ getName()+", exception: "+error);
+ }
+ if(null!=error) {
+ throw error;
+ }
+ } // finally
+ } // run()
+ } // EventDispatchThread
+
}
diff --git a/src/newt/classes/com/jogamp/newt/util/EDTUtil.java b/src/newt/classes/com/jogamp/newt/util/EDTUtil.java
index 4493e2781..7e19d9de5 100644
--- a/src/newt/classes/com/jogamp/newt/util/EDTUtil.java
+++ b/src/newt/classes/com/jogamp/newt/util/EDTUtil.java
@@ -28,6 +28,9 @@
package com.jogamp.newt.util;
+import jogamp.newt.DisplayImpl;
+import com.jogamp.newt.event.NEWTEvent;
+
/**
* EDT stands for Event Dispatch Thread.
* <p>
@@ -63,25 +66,46 @@ public interface EDTUtil {
/**
* Create a new EDT. One should invoke <code>reset()</code><br>
- * after <code>invokeStop(..)</code> in case another <code>start()</code> or <code>invoke(..)</code>
+ * after <code>invokeStop(..)</code> in case another start via <code>invoke(..)</code>
* is expected.
*
- * @see #start()
* @see #invoke(boolean, java.lang.Runnable)
* @see #invokeStop(java.lang.Runnable)
*/
public void reset();
/**
- * Start the EDT
+ * Returns true if the current thread is the event dispatch thread (EDT).
+ * <p>
+ * The EDT is the platform specific thread dispatching toolkit-events
+ * and executing toolkit-tasks enqueued via {@link #invoke(boolean, Runnable)}.
+ * </p>
+ * <p>
+ * Usually it is the same thread as used to dequeue informal {@link NEWTEvent}s (NEDT), see {@link #isCurrentThreadNEDT()},
+ * however, this may differ, e.g. SWT and AWT implementation.
+ * </p>
*/
- public void start();
+ public boolean isCurrentThreadEDT();
/**
- * @return True if the current thread is the EDT thread
+ * Returns true if the current thread is the internal NEWT event dequeue thread (NEDT).
+ * <p>
+ * The NEDT is the NEWT thread used to dequeue informal {@link NEWTEvent}s enqueued internally
+ * via {@link DisplayImpl#enqueueEvent(boolean, NEWTEvent)}.
+ * </p>
+ * <p>
+ * Usually it is the same thread as the EDT, see {@link #isCurrentThreadEDT()},
+ * however, this may differ, e.g. SWT and AWT implementation.
+ * </p>
*/
- public boolean isCurrentThreadEDT();
-
+ public boolean isCurrentThreadNEDT();
+
+ /**
+ * Returns <code>true</code> if either {@link #isCurrentThreadEDT()} or {@link #isCurrentThreadNEDT()} is <code>true</code>,
+ * otherwise <code>false</code>.
+ */
+ public boolean isCurrentThreadEDTorNEDT();
+
/**
* @return True if EDT is running
*/
@@ -101,9 +125,9 @@ public interface EDTUtil {
public void invokeStop(Runnable finalTask);
/**
+ * Shall start the thread if not running.<br>
* Append task to the EDT task queue.<br>
* Wait until execution is finished if <code>wait == true</code>.<br>
- * Shall start the thread if not running.<br>
* Can be issued from within EDT, ie from within an enqueued task.<br>
*
* @throws RuntimeException in case EDT is stopped and not {@link #reset()}
diff --git a/src/newt/classes/jogamp/newt/DefaultEDTUtil.java b/src/newt/classes/jogamp/newt/DefaultEDTUtil.java
index bdbe96070..18418a8dc 100644
--- a/src/newt/classes/jogamp/newt/DefaultEDTUtil.java
+++ b/src/newt/classes/jogamp/newt/DefaultEDTUtil.java
@@ -49,12 +49,12 @@ import com.jogamp.newt.util.EDTUtil;
public class DefaultEDTUtil implements EDTUtil {
public static final boolean DEBUG = Debug.debug("EDT");
- private ThreadGroup threadGroup;
+ private final Object edtLock = new Object(); // locking the EDT start/stop state
+ private final ThreadGroup threadGroup;
+ private final String name;
+ private final Runnable dispatchMessages;
private EventDispatchThread edt = null;
- private Object edtLock = new Object(); // locking the EDT start/stop state
- private String name;
- int start_iter=0;
- private Runnable dispatchMessages;
+ private int start_iter=0;
private static long pollPeriod = EDTUtil.defaultEDTPollPeriod;
public DefaultEDTUtil(ThreadGroup tg, String name, Runnable dispatchMessages) {
@@ -65,14 +65,17 @@ public class DefaultEDTUtil implements EDTUtil {
this.edt.setDaemon(true); // don't stop JVM from shutdown ..
}
+ @Override
final public long getPollPeriod() {
return pollPeriod;
}
+ @Override
final public void setPollPeriod(long ms) {
pollPeriod = ms;
}
+ @Override
public final void reset() {
synchronized(edtLock) {
waitUntilStopped();
@@ -88,36 +91,46 @@ public class DefaultEDTUtil implements EDTUtil {
}
}
- public final void start() {
- synchronized(edtLock) {
- if(!edt.isRunning() && !edt.shouldStop) {
- if(edt.isAlive()) {
- throw new RuntimeException("EDT Thread.isAlive(): true, isRunning: "+edt.isRunning()+", edt: "+edt+", tasks: "+edt.tasks.size());
- }
- start_iter++;
- edt.setName(name+start_iter);
- edt.shouldStop = false;
- if(DEBUG) {
- System.err.println(Thread.currentThread()+": EDT START - edt: "+edt);
- // Thread.dumpStack();
- }
- edt.start();
- }
+ private final void startImpl() {
+ if(edt.isAlive()) {
+ throw new RuntimeException("EDT Thread.isAlive(): true, isRunning: "+edt.isRunning()+", edt: "+edt+", tasks: "+edt.tasks.size());
}
+ start_iter++;
+ edt.setName(name+start_iter);
+ edt.shouldStop = false;
+ if(DEBUG) {
+ System.err.println(Thread.currentThread()+": EDT START - edt: "+edt);
+ // Thread.dumpStack();
+ }
+ edt.start();
}
+ @Override
public final boolean isCurrentThreadEDT() {
- return edt == Thread.currentThread();
+ return edt == Thread.currentThread(); // EDT == NEDT
+ }
+
+ @Override
+ public final boolean isCurrentThreadNEDT() {
+ return edt == Thread.currentThread(); // EDT == NEDT
}
+ @Override
+ public final boolean isCurrentThreadEDTorNEDT() {
+ return edt == Thread.currentThread(); // EDT == NEDT
+ }
+
+ @Override
public final boolean isRunning() {
return edt.isRunning() ;
}
+ @Override
public final void invokeStop(Runnable task) {
invokeImpl(true, task, true);
}
+ @Override
public final void invoke(boolean wait, Runnable task) {
invokeImpl(wait, task, false);
}
@@ -158,8 +171,11 @@ public class DefaultEDTUtil implements EDTUtil {
}
}
} else {
+ // start if should not stop && not started yet
+ if( !stop && !edt.isRunning() ) {
+ startImpl();
+ }
synchronized(edt.tasks) {
- start(); // start if not started yet and !shouldStop
wait = wait && edt.isRunning();
rTask = new RunnableTask(task,
wait ? rTaskLock : null,
@@ -195,6 +211,7 @@ public class DefaultEDTUtil implements EDTUtil {
}
}
+ @Override
final public void waitUntilIdle() {
final EventDispatchThread _edt;
synchronized(edtLock) {
@@ -215,6 +232,7 @@ public class DefaultEDTUtil implements EDTUtil {
}
}
+ @Override
final public void waitUntilStopped() {
synchronized(edtLock) {
if(edt.isRunning() && edt != Thread.currentThread() ) {
diff --git a/src/newt/classes/jogamp/newt/DisplayImpl.java b/src/newt/classes/jogamp/newt/DisplayImpl.java
index bac4031f0..bca7f6e5b 100644
--- a/src/newt/classes/jogamp/newt/DisplayImpl.java
+++ b/src/newt/classes/jogamp/newt/DisplayImpl.java
@@ -169,8 +169,7 @@ public abstract class DisplayImpl extends Display {
public EDTUtil setEDTUtil(EDTUtil newEDTUtil) {
if(null == newEDTUtil) {
newEDTUtil = createEDTUtil();
- }
- if( newEDTUtil == edtUtil ) {
+ } else if( newEDTUtil == edtUtil ) {
if(DEBUG) {
System.err.println("Display.setEDTUtil: "+newEDTUtil+" - keep!");
}
@@ -366,7 +365,7 @@ public abstract class DisplayImpl extends Display {
DisplayImpl.this.dispatchMessages();
}
}
- DispatchMessagesRunnable dispatchMessagesRunnable = new DispatchMessagesRunnable();
+ protected DispatchMessagesRunnable dispatchMessagesRunnable = new DispatchMessagesRunnable();
final void dispatchMessage(final NEWTEventTask eventTask) {
final NEWTEvent event = eventTask.get();
@@ -446,8 +445,8 @@ public abstract class DisplayImpl extends Display {
return;
}
- // can't wait if we are on EDT -> consume right away
- if(wait && edtUtil.isCurrentThreadEDT()) {
+ // can't wait if we are on EDT or NEDT -> consume right away
+ if(wait && edtUtil.isCurrentThreadEDTorNEDT() ) {
dispatchMessage(new NEWTEventTask(e, null));
return;
}
diff --git a/src/newt/classes/jogamp/newt/driver/awt/AWTEDTUtil.java b/src/newt/classes/jogamp/newt/driver/awt/AWTEDTUtil.java
index 942651187..8771f5c74 100644
--- a/src/newt/classes/jogamp/newt/driver/awt/AWTEDTUtil.java
+++ b/src/newt/classes/jogamp/newt/driver/awt/AWTEDTUtil.java
@@ -28,72 +28,239 @@
package jogamp.newt.driver.awt;
-import javax.media.opengl.Threading;
+import java.awt.EventQueue;
import com.jogamp.newt.util.EDTUtil;
+
+import jogamp.common.awt.AWTEDTExecutor;
import jogamp.newt.Debug;
public class AWTEDTUtil implements EDTUtil {
public static final boolean DEBUG = Debug.debug("EDT");
-
- private static AWTEDTUtil singletonMainThread = new AWTEDTUtil(); // one singleton MainThread
- public static AWTEDTUtil getSingleton() {
- return singletonMainThread;
- }
+ private final Object edtLock = new Object(); // locking the EDT start/stop state
+ private final ThreadGroup threadGroup;
+ private final String name;
+ private final Runnable dispatchMessages;
+ private NewtEventDispatchThread nedt = null;
+ private int start_iter=0;
+ private static long pollPeriod = EDTUtil.defaultEDTPollPeriod;
- AWTEDTUtil() {
- // package private access ..
+ public AWTEDTUtil(ThreadGroup tg, String name, Runnable dispatchMessages) {
+ this.threadGroup = tg;
+ this.name=Thread.currentThread().getName()+"-"+name+"-EDT-";
+ this.dispatchMessages=dispatchMessages;
+ this.nedt = new NewtEventDispatchThread(threadGroup, name);
+ this.nedt.setDaemon(true); // don't stop JVM from shutdown ..
}
+ @Override
final public long getPollPeriod() {
- return 0;
+ return pollPeriod;
}
+ @Override
final public void setPollPeriod(long ms) {
- // nop
+ pollPeriod = ms;
}
+ @Override
final public void reset() {
- // nop AWT is always running
+ synchronized(edtLock) {
+ waitUntilStopped();
+ if(DEBUG) {
+ System.err.println(Thread.currentThread()+": EDT reset - edt: "+nedt);
+ }
+ this.nedt = new NewtEventDispatchThread(threadGroup, name);
+ this.nedt.setDaemon(true); // don't stop JVM from shutdown ..
+ }
}
- final public void start() {
- // nop AWT is always running
+ private final void startImpl() {
+ if(nedt.isAlive()) {
+ throw new RuntimeException("EDT Thread.isAlive(): true, isRunning: "+nedt.isRunning()+", edt: "+nedt);
+ }
+ start_iter++;
+ nedt.setName(name+start_iter);
+ nedt.shouldStop = false;
+ if(DEBUG) {
+ System.err.println(Thread.currentThread()+": EDT START - edt: "+nedt);
+ // Thread.dumpStack();
+ }
+ nedt.start();
}
+ @Override
final public boolean isCurrentThreadEDT() {
- return Threading.isToolkitThread();
+ return EventQueue.isDispatchThread();
}
+ @Override
+ public final boolean isCurrentThreadNEDT() {
+ return nedt == Thread.currentThread();
+ }
+
+ @Override
+ public final boolean isCurrentThreadEDTorNEDT() {
+ return EventQueue.isDispatchThread() || nedt == Thread.currentThread();
+ }
+
+ @Override
final public boolean isRunning() {
- return true; // AWT is always running
+ return nedt.isRunning() ; // AWT is always running
}
- final public void invokeStop(Runnable r) {
- invoke(true, r); // AWT is always running
+ @Override
+ public final void invokeStop(Runnable task) {
+ invokeImpl(true, task, true);
}
- final public void invoke(boolean wait, Runnable r) {
- if(r == null) {
- return;
- }
-
- Threading.invoke(wait, r, null);
+ @Override
+ public final void invoke(boolean wait, Runnable task) {
+ invokeImpl(wait, task, false);
}
+
+ private void invokeImpl(boolean wait, Runnable task, boolean stop) {
+ if(task == null) {
+ throw new RuntimeException("Null Runnable");
+ }
+ synchronized(edtLock) { // lock the EDT status
+ if( nedt.shouldStop ) {
+ // drop task ..
+ if(DEBUG) {
+ System.err.println("Warning: EDT about (1) to stop, won't enqueue new task: "+nedt);
+ Thread.dumpStack();
+ }
+ return;
+ }
+ // System.err.println(Thread.currentThread()+" XXX stop: "+stop+", tasks: "+edt.tasks.size()+", task: "+task);
+ // Thread.dumpStack();
+ if(stop) {
+ nedt.shouldStop = true;
+ if(DEBUG) {
+ System.err.println(Thread.currentThread()+": EDT signal STOP (on edt: "+isCurrentThreadEDT()+") - "+nedt);
+ // Thread.dumpStack();
+ }
+ }
+
+ // start if should not stop && not started yet
+ if( !stop && !nedt.isRunning() ) {
+ startImpl();
+ }
+ }
+ AWTEDTExecutor.singleton.invoke(wait, task);
+ }
+ @Override
final public void waitUntilIdle() {
- // wait until previous events are processed, at least ..
+ final NewtEventDispatchThread _edt;
+ synchronized(edtLock) {
+ _edt = nedt;
+ }
+ if(!_edt.isRunning() || EventQueue.isDispatchThread() || _edt == Thread.currentThread()) {
+ return;
+ }
try {
- Threading.invoke(true, new Runnable() {
+ AWTEDTExecutor.singleton.invoke(true, new Runnable() {
public void run() { }
- }, null);
+ });
} catch (Exception e) { }
}
+ @Override
final public void waitUntilStopped() {
- // nop: AWT is always running
+ synchronized(edtLock) {
+ if(nedt.isRunning() && nedt != Thread.currentThread() ) {
+ while(nedt.isRunning()) {
+ try {
+ edtLock.wait();
+ } catch (InterruptedException e) {
+ e.printStackTrace();
+ }
+ }
+ }
+ }
}
+
+ class NewtEventDispatchThread extends Thread {
+ volatile boolean shouldStop = false;
+ volatile boolean isRunning = false;
+ Object sync = new Object();
+
+ public NewtEventDispatchThread(ThreadGroup tg, String name) {
+ super(tg, name);
+ }
+
+ final public boolean isRunning() {
+ return isRunning;
+ }
+
+ @Override
+ final public void start() throws IllegalThreadStateException {
+ isRunning = true;
+ super.start();
+ }
+
+ /**
+ * Utilizing locking only on tasks and its execution,
+ * not for event dispatching.
+ */
+ @Override
+ final public void run() {
+ if(DEBUG) {
+ System.err.println(getName()+": EDT run() START "+ getName());
+ }
+ RuntimeException error = null;
+ try {
+ do {
+ // event dispatch
+ if(!shouldStop) {
+ // FIXME: Determine whether we require to run the
+ // delivery of events (dispatch) on AWT-EDT.
+ // Since the WindowDriver itself delivers all Window related events,
+ // this shall not be required.
+ // AWTEDTExecutor.singleton.invoke(true, dispatchMessages);
+ dispatchMessages.run();
+ }
+ // wait
+ synchronized(sync) {
+ if(!shouldStop) {
+ try {
+ sync.wait(pollPeriod);
+ } catch (InterruptedException e) {
+ e.printStackTrace();
+ }
+ }
+ }
+ } while(!shouldStop) ;
+ } catch (Throwable t) {
+ // handle errors ..
+ shouldStop = true;
+ if(t instanceof RuntimeException) {
+ error = (RuntimeException) t;
+ } else {
+ error = new RuntimeException("Within EDT", t);
+ }
+ } finally {
+ if(DEBUG) {
+ System.err.println(getName()+": EDT run() END "+ getName()+", "+error);
+ }
+ synchronized(edtLock) {
+ isRunning = !shouldStop;
+ if(!isRunning) {
+ edtLock.notifyAll();
+ }
+ }
+ if(DEBUG) {
+ System.err.println(getName()+": EDT run() EXIT "+ getName()+", exception: "+error);
+ }
+ if(null!=error) {
+ throw error;
+ }
+ } // finally
+ } // run()
+ } // EventDispatchThread
+
}
diff --git a/src/newt/classes/jogamp/newt/driver/awt/DisplayDriver.java b/src/newt/classes/jogamp/newt/driver/awt/DisplayDriver.java
index 39d96585b..70e9ba570 100644
--- a/src/newt/classes/jogamp/newt/driver/awt/DisplayDriver.java
+++ b/src/newt/classes/jogamp/newt/driver/awt/DisplayDriver.java
@@ -38,6 +38,7 @@ import com.jogamp.nativewindow.awt.AWTGraphicsDevice;
import com.jogamp.newt.NewtFactory;
import com.jogamp.newt.util.EDTUtil;
+import jogamp.newt.DefaultEDTUtil;
import jogamp.newt.DisplayImpl;
public class DisplayDriver extends DisplayImpl {
@@ -52,15 +53,12 @@ public class DisplayDriver extends DisplayImpl {
aDevice = d;
}
- protected void closeNativeImpl() { }
-
- @Override
protected EDTUtil createEDTUtil() {
final EDTUtil def;
if(NewtFactory.useEDT()) {
- def = AWTEDTUtil.getSingleton();
+ def = new AWTEDTUtil(Thread.currentThread().getThreadGroup(), "AWTDisplay-"+getFQName(), dispatchMessagesRunnable);
if(DEBUG) {
- System.err.println("AWTDisplay.createNative("+getFQName()+") Create EDTUtil: "+def.getClass().getName());
+ System.err.println("Display.createNative("+getFQName()+") Create EDTUtil: "+def.getClass().getName());
}
} else {
def = null;
@@ -68,6 +66,8 @@ public class DisplayDriver extends DisplayImpl {
return def;
}
+ protected void closeNativeImpl() { }
+
protected void dispatchMessagesNative() { /* nop */ }
}