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#include "X11Event.h"
void X11EventPoll(JNIEnv *env, jobject obj, Display *dpy, jlong javaObjectAtom, jlong windowDeleteAtom) {
Atom wm_delete_atom = (Atom)windowDeleteAtom;
int num_events = 100;
int autoRepeatModifiers = 0;
if ( NULL == dpy ) {
return;
}
// Periodically take a break
while( num_events > 0 ) {
jobject jwindow = NULL;
XEvent evt;
KeySym keySym = 0;
jint modifiers = 0;
char keyChar = 0;
char text[255];
// XEventsQueued(dpy, X):
// QueuedAlready == XQLength(): No I/O Flush or system call doesn't work on some cards (eg ATI) ?)
// QueuedAfterFlush == XPending(): I/O Flush only if no already queued events are available
// QueuedAfterReading : QueuedAlready + if queue==0, attempt to read more ..
// if ( 0 >= XPending(dpy) )
if ( 0 >= XEventsQueued(dpy, QueuedAfterFlush) )
{
// DBG_PRINT( "X11: DispatchMessages 0x%X - Leave 1\n", dpy);
return;
}
XNextEvent(dpy, &evt);
num_events--;
if(dpy!=evt.xany.display) {
NewtCommon_throwNewRuntimeException(env, "wrong display, bail out!");
return ;
}
if( 0==evt.xany.window ) {
DBG_PRINT( "X11: DispatchMessages dpy %p, Event %d - Window NULL, ignoring\n", (void*)dpy, (int)evt.type);
continue;
}
// DBG_PRINT( "X11: DispatchMessages dpy %p, win %p, Event %d\n", (void*)dpy, (void*)evt.xany.window, (int)evt.type);
jwindow = getJavaWindowProperty(env, dpy, evt.xany.window, javaObjectAtom,
#ifdef VERBOSE_ON
True
#else
False
#endif
);
if(NULL==jwindow) {
fprintf(stderr, "Warning: NEWT X11 DisplayDispatch %p, Couldn't handle event %d for X11 window %p\n", (void*)dpy, evt.type, (void*)evt.xany.window);
continue;
}
switch(evt.type) {
case KeyRelease:
if (XEventsQueued(dpy, QueuedAfterReading)) {
XEvent nevt;
XPeekEvent(dpy, &nevt);
if (nevt.type == KeyPress && nevt.xkey.time == evt.xkey.time &&
nevt.xkey.keycode == evt.xkey.keycode)
{
autoRepeatModifiers |= EVENT_AUTOREPEAT_MASK;
} else {
autoRepeatModifiers &= ~EVENT_AUTOREPEAT_MASK;
}
}
// fall through intended
case KeyPress:
if(XLookupString(&evt.xkey,text,255,&keySym,0)==1) {
KeySym lower_return = 0, upper_return = 0;
keyChar=text[0];
XConvertCase(keySym, &lower_return, &upper_return);
// always return upper case, set modifier masks (SHIFT, ..)
keySym = X11KeySym2NewtVKey(upper_return);
} else {
keyChar=0;
keySym = X11KeySym2NewtVKey(keySym);
}
modifiers |= X11InputState2NewtModifiers(evt.xkey.state) | autoRepeatModifiers;
break;
case ButtonPress:
case ButtonRelease:
case MotionNotify:
modifiers |= X11InputState2NewtModifiers(evt.xbutton.state);
break;
default:
break;
}
switch(evt.type) {
case ButtonPress:
(*env)->CallVoidMethod(env, jwindow, requestFocusID, JNI_FALSE);
#ifdef USE_SENDIO_DIRECT
(*env)->CallVoidMethod(env, jwindow, sendMouseEventID, (jint) EVENT_MOUSE_PRESSED,
modifiers,
(jint) evt.xbutton.x, (jint) evt.xbutton.y, (jint) evt.xbutton.button, 0.0f /*rotation*/);
#else
(*env)->CallVoidMethod(env, jwindow, enqueueMouseEventID, JNI_FALSE, (jint) EVENT_MOUSE_PRESSED,
modifiers,
(jint) evt.xbutton.x, (jint) evt.xbutton.y, (jint) evt.xbutton.button, 0.0f /*rotation*/);
#endif
break;
case ButtonRelease:
#ifdef USE_SENDIO_DIRECT
(*env)->CallVoidMethod(env, jwindow, sendMouseEventID, (jint) EVENT_MOUSE_RELEASED,
modifiers,
(jint) evt.xbutton.x, (jint) evt.xbutton.y, (jint) evt.xbutton.button, 0.0f /*rotation*/);
#else
(*env)->CallVoidMethod(env, jwindow, enqueueMouseEventID, JNI_FALSE, (jint) EVENT_MOUSE_RELEASED,
modifiers,
(jint) evt.xbutton.x, (jint) evt.xbutton.y, (jint) evt.xbutton.button, 0.0f /*rotation*/);
#endif
break;
case MotionNotify:
#ifdef USE_SENDIO_DIRECT
(*env)->CallVoidMethod(env, jwindow, sendMouseEventID, (jint) EVENT_MOUSE_MOVED,
modifiers,
(jint) evt.xmotion.x, (jint) evt.xmotion.y, (jint) 0, 0.0f /*rotation*/);
#else
(*env)->CallVoidMethod(env, jwindow, enqueueMouseEventID, JNI_FALSE, (jint) EVENT_MOUSE_MOVED,
modifiers,
(jint) evt.xmotion.x, (jint) evt.xmotion.y, (jint) 0, 0.0f /*rotation*/);
#endif
break;
case EnterNotify:
DBG_PRINT( "X11: event . EnterNotify call %p %d/%d\n", (void*)evt.xcrossing.window, evt.xcrossing.x, evt.xcrossing.y);
#ifdef USE_SENDIO_DIRECT
(*env)->CallVoidMethod(env, jwindow, sendMouseEventID, (jint) EVENT_MOUSE_ENTERED,
modifiers,
(jint) evt.xcrossing.x, (jint) evt.xcrossing.y, (jint) 0, 0.0f /*rotation*/);
#else
(*env)->CallVoidMethod(env, jwindow, enqueueMouseEventID, JNI_FALSE, (jint) EVENT_MOUSE_ENTERED,
modifiers,
(jint) evt.xcrossing.x, (jint) evt.xcrossing.y, (jint) 0, 0.0f /*rotation*/);
#endif
break;
case LeaveNotify:
DBG_PRINT( "X11: event . LeaveNotify call %p %d/%d\n", (void*)evt.xcrossing.window, evt.xcrossing.x, evt.xcrossing.y);
#ifdef USE_SENDIO_DIRECT
(*env)->CallVoidMethod(env, jwindow, sendMouseEventID, (jint) EVENT_MOUSE_EXITED,
modifiers,
(jint) evt.xcrossing.x, (jint) evt.xcrossing.y, (jint) 0, 0.0f /*rotation*/);
#else
(*env)->CallVoidMethod(env, jwindow, enqueueMouseEventID, JNI_FALSE, (jint) EVENT_MOUSE_EXITED,
modifiers,
(jint) evt.xcrossing.x, (jint) evt.xcrossing.y, (jint) 0, 0.0f /*rotation*/);
#endif
break;
case KeyPress:
#ifdef USE_SENDIO_DIRECT
(*env)->CallVoidMethod(env, jwindow, sendKeyEventID, (jint) EVENT_KEY_PRESSED,
modifiers, keySym, (jchar) -1);
#else
(*env)->CallVoidMethod(env, jwindow, enqueueKeyEventID, JNI_FALSE, (jint) EVENT_KEY_PRESSED,
modifiers, keySym, (jchar) -1);
#endif
break;
case KeyRelease:
#ifdef USE_SENDIO_DIRECT
(*env)->CallVoidMethod(env, jwindow, sendKeyEventID, (jint) EVENT_KEY_RELEASED,
modifiers, keySym, (jchar) -1);
(*env)->CallVoidMethod(env, jwindow, sendKeyEventID, (jint) EVENT_KEY_TYPED,
modifiers, keySym, (jchar) keyChar);
#else
(*env)->CallVoidMethod(env, jwindow, enqueueKeyEventID, JNI_FALSE, (jint) EVENT_KEY_RELEASED,
modifiers, keySym, (jchar) -1);
(*env)->CallVoidMethod(env, jwindow, enqueueKeyEventID, JNI_FALSE, (jint) EVENT_KEY_TYPED,
modifiers, keySym, (jchar) keyChar);
#endif
break;
case DestroyNotify:
DBG_PRINT( "X11: event . DestroyNotify call %p, parent %p, child-event: %d\n",
(void*)evt.xdestroywindow.window, (void*)evt.xdestroywindow.event, evt.xdestroywindow.window != evt.xdestroywindow.event);
if ( evt.xdestroywindow.window == evt.xdestroywindow.event ) {
// ignore child destroy notification
}
break;
case CreateNotify:
DBG_PRINT( "X11: event . CreateNotify call %p, parent %p, child-event: 1\n",
(void*)evt.xcreatewindow.window, (void*) evt.xcreatewindow.parent);
break;
case ConfigureNotify:
DBG_PRINT( "X11: event . ConfigureNotify call %p (parent %p, above %p) %d/%d %dx%d %d, child-event: %d\n",
(void*)evt.xconfigure.window, (void*)evt.xconfigure.event, (void*)evt.xconfigure.above,
evt.xconfigure.x, evt.xconfigure.y, evt.xconfigure.width, evt.xconfigure.height,
evt.xconfigure.override_redirect, evt.xconfigure.window != evt.xconfigure.event);
if ( evt.xconfigure.window == evt.xconfigure.event ) {
// ignore child window change notification
{
// update insets
int left, right, top, bottom;
NewtWindows_updateInsets(env, jwindow, dpy, evt.xany.window, &left, &right, &top, &bottom);
}
(*env)->CallVoidMethod(env, jwindow, sizeChangedID, JNI_FALSE,
(jint) evt.xconfigure.width, (jint) evt.xconfigure.height, JNI_FALSE);
(*env)->CallVoidMethod(env, jwindow, positionChangedID, JNI_FALSE,
(jint) evt.xconfigure.x, (jint) evt.xconfigure.y);
}
break;
case ClientMessage:
if (evt.xclient.send_event==True && evt.xclient.data.l[0]==wm_delete_atom) { // windowDeleteAtom
jboolean closed;
DBG_PRINT( "X11: event . ClientMessage call %p type 0x%X ..\n",
(void*)evt.xclient.window, (unsigned int)evt.xclient.message_type);
closed = (*env)->CallBooleanMethod(env, jwindow, windowDestroyNotifyID, JNI_FALSE);
DBG_PRINT( "X11: event . ClientMessage call %p type 0x%X, closed: %d\n",
(void*)evt.xclient.window, (unsigned int)evt.xclient.message_type, (int)closed);
// Called by Window.java: CloseWindow();
num_events = 0; // end loop in case of destroyed display
}
break;
case FocusIn:
DBG_PRINT( "X11: event . FocusIn call %p\n", (void*)evt.xvisibility.window);
(*env)->CallVoidMethod(env, jwindow, focusChangedID, JNI_FALSE, JNI_TRUE);
break;
case FocusOut:
DBG_PRINT( "X11: event . FocusOut call %p\n", (void*)evt.xvisibility.window);
(*env)->CallVoidMethod(env, jwindow, focusChangedID, JNI_FALSE, JNI_FALSE);
break;
case Expose:
DBG_PRINT( "X11: event . Expose call %p %d/%d %dx%d count %d\n", (void*)evt.xexpose.window,
evt.xexpose.x, evt.xexpose.y, evt.xexpose.width, evt.xexpose.height, evt.xexpose.count);
if (evt.xexpose.count == 0 && evt.xexpose.width > 0 && evt.xexpose.height > 0) {
(*env)->CallVoidMethod(env, jwindow, windowRepaintID, JNI_FALSE,
evt.xexpose.x, evt.xexpose.y, evt.xexpose.width, evt.xexpose.height);
}
break;
case MapNotify:
DBG_PRINT( "X11: event . MapNotify call Event %p, Window %p, override_redirect %d, child-event: %d\n",
(void*)evt.xmap.event, (void*)evt.xmap.window, (int)evt.xmap.override_redirect,
evt.xmap.event!=evt.xmap.window);
if( evt.xmap.event == evt.xmap.window ) {
// ignore child window notification
{
// update insets
int left, right, top, bottom;
NewtWindows_updateInsets(env, jwindow, dpy, evt.xany.window, &left, &right, &top, &bottom);
}
(*env)->CallVoidMethod(env, jwindow, visibleChangedID, JNI_FALSE, JNI_TRUE);
}
break;
case UnmapNotify:
DBG_PRINT( "X11: event . UnmapNotify call Event %p, Window %p, from_configure %d, child-event: %d\n",
(void*)evt.xunmap.event, (void*)evt.xunmap.window, (int)evt.xunmap.from_configure,
evt.xunmap.event!=evt.xunmap.window);
if( evt.xunmap.event == evt.xunmap.window ) {
// ignore child window notification
(*env)->CallVoidMethod(env, jwindow, visibleChangedID, JNI_FALSE, JNI_FALSE);
}
break;
case ReparentNotify:
{
jlong parentResult; // 0 if root, otherwise proper value
Window winRoot, winTopParent;
#ifdef VERBOSE_ON
Window oldParentRoot, oldParentTopParent;
Window parentRoot, parentTopParent;
if( 0 == NewtWindows_getRootAndParent(dpy, evt.xreparent.event, &oldParentRoot, &oldParentTopParent) ) {
oldParentRoot=0; oldParentTopParent = 0;
}
if( 0 == NewtWindows_getRootAndParent(dpy, evt.xreparent.parent, &parentRoot, &parentTopParent) ) {
parentRoot=0; parentTopParent = 0;
}
#endif
if( 0 == NewtWindows_getRootAndParent(dpy, evt.xreparent.window, &winRoot, &winTopParent) ) {
winRoot=0; winTopParent = 0;
}
if(evt.xreparent.parent == winRoot) {
parentResult = 0; // our java indicator for root window
} else {
parentResult = (jlong) (intptr_t) evt.xreparent.parent;
}
#ifdef VERBOSE_ON
DBG_PRINT( "X11: event . ReparentNotify: call %d/%d OldParent %p (root %p, top %p), NewParent %p (root %p, top %p), Window %p (root %p, top %p)\n",
evt.xreparent.x, evt.xreparent.y,
(void*)evt.xreparent.event, (void*)oldParentRoot, (void*)oldParentTopParent,
(void*)evt.xreparent.parent, (void*)parentRoot, (void*)parentTopParent,
(void*)evt.xreparent.window, (void*)winRoot, (void*)winTopParent);
#endif
(*env)->CallVoidMethod(env, jwindow, reparentNotifyID, (jlong)evt.xreparent.parent);
}
break;
// unhandled events .. yet ..
default:
DBG_PRINT("X11: event . unhandled %d 0x%X call %p\n", (int)evt.type, (unsigned int)evt.type, (void*)evt.xunmap.window);
}
}
}
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