diff options
Diffstat (limited to 'src/newt/native/X11Window.c')
| -rwxr-xr-x | src/newt/native/X11Window.c | 75 |
1 files changed, 69 insertions, 6 deletions
diff --git a/src/newt/native/X11Window.c b/src/newt/native/X11Window.c index 11f7d0f6c..0fccc94bb 100755 --- a/src/newt/native/X11Window.c +++ b/src/newt/native/X11Window.c @@ -186,6 +186,57 @@ static void _throwNewRuntimeException(Display * unlockDisplay, JNIEnv *env, cons * Display */ + +static XErrorHandler origErrorHandler = NULL ; + +static int displayDispatchErrorHandler(Display *dpy, XErrorEvent *e) +{ + fprintf(stderr, "Warning: NEWT X11 Error: DisplayDispatch %p, Code 0x%X\n", dpy, e->error_code); + + if (e->error_code == BadAtom) + { + fprintf(stderr, " BadAtom (%p): Atom probably already removed\n", e->resourceid); + } else if (e->error_code == BadWindow) + { + fprintf(stderr, " BadWindow (%p): Window probably already removed\n", e->resourceid); + } else { + return origErrorHandler(dpy, e); + } + + return 0; +} + +static void displayDispatchErrorHandlerEnable(int onoff) { + if(onoff) { + if(NULL==origErrorHandler) { + origErrorHandler = XSetErrorHandler(displayDispatchErrorHandler); + } + } else { + XSetErrorHandler(origErrorHandler); + origErrorHandler = NULL; + } +} + +static XIOErrorHandler origIOErrorHandler = NULL; + +static int displayDispatchIOErrorHandler(Display *dpy) +{ + fprintf(stderr, "Fatal: NEWT X11 IOError: Display %p not available\n", dpy); + return 0; +} + +static void displayDispatchIOErrorHandlerEnable(int onoff) { + if(onoff) { + if(NULL==origIOErrorHandler) { + origIOErrorHandler = XSetIOErrorHandler(displayDispatchIOErrorHandler); + } + } else { + XSetIOErrorHandler(origIOErrorHandler); + origIOErrorHandler = NULL; + } +} + + /* * Class: com_jogamp_newt_x11_X11Display * Method: initIDs @@ -197,7 +248,7 @@ JNIEXPORT jboolean JNICALL Java_com_jogamp_newt_x11_X11Display_initIDs jclass c; if( 0 == XInitThreads() ) { - fprintf(stderr, "Warning: XInitThreads() failed\n"); + fprintf(stderr, "Warning: NEWT X11Window: XInitThreads() failed\n"); } displayCompletedID = (*env)->GetMethodID(env, clazz, "displayCompleted", "(JJ)V"); @@ -249,6 +300,7 @@ JNIEXPORT void JNICALL Java_com_jogamp_newt_x11_X11Display_LockDisplay _throwNewRuntimeException(NULL, env, "given display connection is NULL\n"); } XLockDisplay(dpy) ; + DBG_PRINT1( "X11: LockDisplay 0x%X\n", dpy); } @@ -265,6 +317,7 @@ JNIEXPORT void JNICALL Java_com_jogamp_newt_x11_X11Display_UnlockDisplay _throwNewRuntimeException(NULL, env, "given display connection is NULL\n"); } XUnlockDisplay(dpy) ; + DBG_PRINT1( "X11: UnlockDisplay 0x%X\n", dpy); } @@ -356,14 +409,13 @@ static jobject getJavaWindowProperty(JNIEnv *env, Display *dpy, Window window, j &nitems_return, &bytes_after_return, &jogl_java_object_data_pp); if ( Success != res ) { - _throwNewRuntimeException(dpy, env, "could not fetch Atom JOGL_JAVA_OBJECT window property (res %d) nitems_return %ld, bytes_after_return %ld, bail out!\n", - res, nitems_return, bytes_after_return); + fprintf(stderr, "Warning: NEWT X11Window: Could not fetch Atom JOGL_JAVA_OBJECT window property (res %d) nitems_return %ld, bytes_after_return %ld, result 0!\n", res, nitems_return, bytes_after_return); return NULL; } if(actual_type_return!=(Atom)javaObjectAtom || nitems_return<nitems_32 || NULL==jogl_java_object_data_pp) { XFree(jogl_java_object_data_pp); - _throwNewRuntimeException(dpy, env, "could not fetch Atom JOGL_JAVA_OBJECT window property (res %d) nitems_return %ld, bytes_after_return %ld, actual_type_return %ld, JOGL_JAVA_OBJECT %ld, bail out!\n", + fprintf(stderr, "Warning: NEWT X11Window: Fetched invalid Atom JOGL_JAVA_OBJECT window property (res %d) nitems_return %ld, bytes_after_return %ld, actual_type_return %ld, JOGL_JAVA_OBJECT %ld, result 0!\n", res, nitems_return, bytes_after_return, (long)actual_type_return, javaObjectAtom); return NULL; } @@ -374,7 +426,7 @@ static jobject getJavaWindowProperty(JNIEnv *env, Display *dpy, Window window, j #ifdef VERBOSE_ON if(JNI_FALSE == (*env)->IsInstanceOf(env, jwindow, newtWindowClz)) { - _throwNewRuntimeException(NULL, env, "fetched Atom JOGL_JAVA_OBJECT window is not a NEWT Window: javaWindow 0x%X !\n", jwindow); + _throwNewRuntimeException(dpy, env, "fetched Atom JOGL_JAVA_OBJECT window is not a NEWT Window: javaWindow 0x%X !\n", jwindow); } #endif return jwindow; @@ -395,6 +447,8 @@ JNIEXPORT void JNICALL Java_com_jogamp_newt_x11_X11Display_DispatchMessages return; } + displayDispatchIOErrorHandlerEnable(1); + // Periodically take a break while( num_events > 0 ) { jobject jwindow = NULL; @@ -408,6 +462,7 @@ JNIEXPORT void JNICALL Java_com_jogamp_newt_x11_X11Display_DispatchMessages // num_events = XPending(dpy); // XEventsQueued(dpy, QueuedAfterFlush); // I/O Flush .. // num_events = XEventsQueued(dpy, QueuedAlready); // Better, no I/O .. if ( 0 >= XEventsQueued(dpy, QueuedAlready) ) { + displayDispatchIOErrorHandlerEnable(0); XUnlockDisplay(dpy) ; return; } @@ -415,6 +470,8 @@ JNIEXPORT void JNICALL Java_com_jogamp_newt_x11_X11Display_DispatchMessages XNextEvent(dpy, &evt); num_events--; + displayDispatchIOErrorHandlerEnable(0); + if( 0==evt.xany.window ) { _throwNewRuntimeException(dpy, env, "event window NULL, bail out!\n"); return ; @@ -424,10 +481,16 @@ JNIEXPORT void JNICALL Java_com_jogamp_newt_x11_X11Display_DispatchMessages _throwNewRuntimeException(dpy, env, "wrong display, bail out!\n"); return ; } + + displayDispatchErrorHandlerEnable(1); + jwindow = getJavaWindowProperty(env, dpy, evt.xany.window, javaObjectAtom); + displayDispatchErrorHandlerEnable(0); + if(NULL==jwindow) { - // just leave .. _throwNewRuntimeException(env, "could not fetch Java Window object, bail out!\n"); + fprintf(stderr, "Warning: NEWT X11 DisplayDispatch %p, Couldn't handle event %d for invalid X11 window %p\n", + dpy, evt.type, evt.xany.window); XUnlockDisplay(dpy) ; return; } |