Example #1
0
def _shouldGetEvents():
    global _deferUntilForegroundWindow, _foregroundDefers
    if _deferUntilForegroundWindow:
        # #3831: Sometimes, a foreground event is fired,
        # but GetForegroundWindow() takes a short while to return this new foreground.
        curForegroundWindow = winUser.getForegroundWindow()
        curForegroundClassName = winUser.getClassName(curForegroundWindow)
        futureForegroundClassName = winUser.getClassName(
            _deferUntilForegroundWindow)
        if (_foregroundDefers < MAX_FOREGROUND_DEFERS
                and curForegroundWindow != _deferUntilForegroundWindow):
            # Wait a core cycle before handling events to give the foreground window time to update.
            core.requestPump()
            _foregroundDefers += 1
            if isMSAADebugLoggingEnabled():
                log.debugWarning(
                    f"Foreground still {curForegroundWindow} ({curForegroundClassName}). "
                    f"Deferring until foreground is {_deferUntilForegroundWindow} ({futureForegroundClassName}), "
                    f"defer count {_foregroundDefers}")
            return False
        else:
            # Either the foreground window is now correct
            # or we've already had the maximum number of defers.
            # (Sometimes, foreground events are fired even when the foreground hasn't actually changed.)
            if curForegroundWindow != _deferUntilForegroundWindow:
                log.debugWarning(
                    "Foreground took too long to change. "
                    f"Foreground still {curForegroundWindow} ({curForegroundClassName}). "
                    f"Should be {_deferUntilForegroundWindow} ({futureForegroundClassName})"
                )
            _deferUntilForegroundWindow = None
    return True
def pumpAll():
	global _deferUntilForegroundWindow,_foregroundDefers
	if _deferUntilForegroundWindow:
		# #3831: Sometimes, a foreground event is fired,
		# but GetForegroundWindow() takes a short while to return this new foreground.
		if _foregroundDefers<MAX_FOREGROUND_DEFERS and winUser.getForegroundWindow()!=_deferUntilForegroundWindow:
			# Wait a core cycle before handling events to give the foreground window time to update.
			core.requestPump()
			_foregroundDefers+=1
			return
		else:
			# Either the foreground window is now correct
			# or we've already had the maximum number of defers.
			# (Sometimes, foreground events are fired even when the foreground hasn't actually changed.)
			_deferUntilForegroundWindow=None

	#Receive all the winEvents from the limiter for this cycle
	winEvents=winEventLimiter.flushEvents()
	focusWinEvents=[]
	validFocus=False
	fakeFocusEvent=None
	for winEvent in winEvents[0-MAX_WINEVENTS:]:
		# #4001: Ideally, we'd call shouldAcceptEvent in winEventCallback,
		# but this causes focus issues when starting applications.
		if not eventHandler.shouldAcceptEvent(winEventIDsToNVDAEventNames[winEvent[0]], windowHandle=winEvent[1]):
			continue
		#We want to only pass on one focus event to NVDA, but we always want to use the most recent possible one 
		if winEvent[0] in (winUser.EVENT_OBJECT_FOCUS,winUser.EVENT_SYSTEM_FOREGROUND):
			focusWinEvents.append(winEvent)
			continue
		else:
			for focusWinEvent in reversed(focusWinEvents):
				procFunc=processForegroundWinEvent if focusWinEvent[0]==winUser.EVENT_SYSTEM_FOREGROUND else processFocusWinEvent
				if procFunc(*(focusWinEvent[1:])):
					validFocus=True
					break
			focusWinEvents=[]
			if winEvent[0]==winUser.EVENT_SYSTEM_DESKTOPSWITCH:
				processDesktopSwitchWinEvent(*winEvent[1:])
			elif winEvent[0]==winUser.EVENT_OBJECT_SHOW:
				processShowWinEvent(*winEvent[1:])
			elif winEvent[0] in MENU_EVENTIDS+(winUser.EVENT_SYSTEM_SWITCHEND,):
				# If there is no valid focus event, we may need to use this to fake the focus later.
				fakeFocusEvent=winEvent
			else:
				processGenericWinEvent(*winEvent)
	for focusWinEvent in reversed(focusWinEvents):
		procFunc=processForegroundWinEvent if focusWinEvent[0]==winUser.EVENT_SYSTEM_FOREGROUND else processFocusWinEvent
		if procFunc(*(focusWinEvent[1:])):
			validFocus=True
			break
	if fakeFocusEvent:
		# Try this as a last resort.
		if fakeFocusEvent[0] in (winUser.EVENT_SYSTEM_MENUSTART, winUser.EVENT_SYSTEM_MENUPOPUPSTART):
			# menuStart needs to be handled specially and might act even if there was a valid focus event.
			processMenuStartWinEvent(*fakeFocusEvent, validFocus=validFocus)
		elif not validFocus:
			# Other fake focus events only need to be handled if there was no valid focus event.
			processFakeFocusWinEvent(*fakeFocusEvent)
Example #3
0
def pumpAll():
	global _deferUntilForegroundWindow,_foregroundDefers
	if _deferUntilForegroundWindow:
		# #3831: Sometimes, a foreground event is fired,
		# but GetForegroundWindow() takes a short while to return this new foreground.
		if _foregroundDefers<MAX_FOREGROUND_DEFERS and winUser.getForegroundWindow()!=_deferUntilForegroundWindow:
			# Wait a core cycle before handling events to give the foreground window time to update.
			core.requestPump()
			_foregroundDefers+=1
			return
		else:
			# Either the foreground window is now correct
			# or we've already had the maximum number of defers.
			# (Sometimes, foreground events are fired even when the foreground hasn't actually changed.)
			_deferUntilForegroundWindow=None

	#Receive all the winEvents from the limiter for this cycle
	winEvents=winEventLimiter.flushEvents()
	focusWinEvents=[]
	validFocus=False
	fakeFocusEvent=None
	for winEvent in winEvents[0-MAX_WINEVENTS:]:
		# #4001: Ideally, we'd call shouldAcceptEvent in winEventCallback,
		# but this causes focus issues when starting applications.
		if not eventHandler.shouldAcceptEvent(winEventIDsToNVDAEventNames[winEvent[0]], windowHandle=winEvent[1]):
			continue
		#We want to only pass on one focus event to NVDA, but we always want to use the most recent possible one 
		if winEvent[0] in (winUser.EVENT_OBJECT_FOCUS,winUser.EVENT_SYSTEM_FOREGROUND):
			focusWinEvents.append(winEvent)
			continue
		else:
			for focusWinEvent in reversed(focusWinEvents):
				procFunc=processForegroundWinEvent if focusWinEvent[0]==winUser.EVENT_SYSTEM_FOREGROUND else processFocusWinEvent
				if procFunc(*(focusWinEvent[1:])):
					validFocus=True
					break
			focusWinEvents=[]
			if winEvent[0]==winUser.EVENT_SYSTEM_DESKTOPSWITCH:
				processDesktopSwitchWinEvent(*winEvent[1:])
			elif winEvent[0]==winUser.EVENT_OBJECT_SHOW:
				processShowWinEvent(*winEvent[1:])
			elif winEvent[0] in MENU_EVENTIDS+(winUser.EVENT_SYSTEM_SWITCHEND,):
				# If there is no valid focus event, we may need to use this to fake the focus later.
				fakeFocusEvent=winEvent
			else:
				processGenericWinEvent(*winEvent)
	for focusWinEvent in reversed(focusWinEvents):
		procFunc=processForegroundWinEvent if focusWinEvent[0]==winUser.EVENT_SYSTEM_FOREGROUND else processFocusWinEvent
		if procFunc(*(focusWinEvent[1:])):
			validFocus=True
			break
	if fakeFocusEvent:
		# Try this as a last resort.
		if fakeFocusEvent[0] in (winUser.EVENT_SYSTEM_MENUSTART, winUser.EVENT_SYSTEM_MENUPOPUPSTART):
			# menuStart needs to be handled specially and might act even if there was a valid focus event.
			processMenuStartWinEvent(*fakeFocusEvent, validFocus=validFocus)
		elif not validFocus:
			# Other fake focus events only need to be handled if there was no valid focus event.
			processFakeFocusWinEvent(*fakeFocusEvent)
def winEventCallback(handle,eventID,window,objectID,childID,threadID,timestamp):
	try:
		#Ignore all object IDs from alert onwards (sound, nativeom etc) as we don't support them
		if objectID<=winUser.OBJID_ALERT: 
			return
		#Ignore all locationChange events except ones for the caret
		if eventID==winUser.EVENT_OBJECT_LOCATIONCHANGE and objectID!=winUser.OBJID_CARET:
			return
		if eventID==winUser.EVENT_OBJECT_DESTROY:
			processDestroyWinEvent(window,objectID,childID)
			return
		#Change window objIDs to client objIDs for better reporting of objects
		if (objectID==0) and (childID==0):
			objectID=winUser.OBJID_CLIENT
		#Ignore events with invalid window handles
		isWindow = winUser.isWindow(window) if window else 0
		if window==0 or (not isWindow and eventID in (winUser.EVENT_SYSTEM_SWITCHSTART,winUser.EVENT_SYSTEM_SWITCHEND,winUser.EVENT_SYSTEM_MENUEND,winUser.EVENT_SYSTEM_MENUPOPUPEND)):
			window=winUser.getDesktopWindow()
		elif not isWindow:
			return

		if childID<0:
			tempWindow=window
			while tempWindow and not winUser.getWindowStyle(tempWindow)&winUser.WS_POPUP and winUser.getClassName(tempWindow)=="MozillaWindowClass":
				tempWindow=winUser.getAncestor(tempWindow,winUser.GA_PARENT)
			if tempWindow and winUser.getClassName(tempWindow).startswith('Mozilla'):
				window=tempWindow

		windowClassName=winUser.getClassName(window)
		# Modern IME candidate list windows fire menu events which confuse us
		# and can't be used properly in conjunction with input composition support.
		if windowClassName=="Microsoft.IME.UIManager.CandidateWindow.Host" and eventID in MENU_EVENTIDS:
			return
		#At the moment we can't handle show, hide or reorder events on Mozilla Firefox Location bar,as there are just too many of them
		#Ignore show, hide and reorder on MozillaDropShadowWindowClass windows.
		if windowClassName.startswith('Mozilla') and eventID in (winUser.EVENT_OBJECT_SHOW,winUser.EVENT_OBJECT_HIDE,winUser.EVENT_OBJECT_REORDER) and childID<0:
			#Mozilla Gecko can sometimes fire win events on a catch-all window which isn't really the real window
			#Move up the ancestry to find the real mozilla Window and use that
			if winUser.getClassName(window)=='MozillaDropShadowWindowClass':
				return
		if eventID==winUser.EVENT_SYSTEM_FOREGROUND:
			#We never want to see foreground events for the Program Manager or Shell (task bar) 
			if windowClassName in ("Progman","Shell_TrayWnd"):
				return
			# #3831: Event handling can be deferred if Windows takes a while to change the foreground window.
			# See pumpAll for details.
			global _deferUntilForegroundWindow,_foregroundDefers
			_deferUntilForegroundWindow=window
			_foregroundDefers=0
		if windowClassName=="MSNHiddenWindowClass":
			# HACK: Events get fired by this window in Windows Live Messenger 2009 when it starts.
			# If we send a WM_NULL to this window at this point (which happens in accessibleObjectFromEvent), Messenger will silently exit (#677).
			# Therefore, completely ignore these events, which is useless to us anyway.
			return
		if winEventLimiter.addEvent(eventID,window,objectID,childID,threadID):
			core.requestPump()
	except:
		log.error("winEventCallback", exc_info=True)
Example #5
0
def registerGeneratorObject(generatorObj):
    global generators, lastGeneratorObjID
    if not isinstance(generatorObj, types.GeneratorType):
        raise TypeError("Arg 2 must be a generator object, not %s" % type(generatorObj))
    lastGeneratorObjID += 1
    log.debug("Adding generator %d" % lastGeneratorObjID)
    generators[lastGeneratorObjID] = generatorObj
    core.requestPump()
    return lastGeneratorObjID
def registerGeneratorObject(generatorObj):
	global generators,lastGeneratorObjID
	if not isinstance(generatorObj,types.GeneratorType):
		raise TypeError('Arg 2 must be a generator object, not %s'%type(generatorObj))
	lastGeneratorObjID+=1
	log.debug("Adding generator %d"%lastGeneratorObjID)
	generators[lastGeneratorObjID]=generatorObj
	core.requestPump()
	return lastGeneratorObjID
Example #7
0
def winEventCallback(handle,eventID,window,objectID,childID,threadID,timestamp):
	try:
		#Ignore all object IDs from alert onwards (sound, nativeom etc) as we don't support them
		if objectID<=winUser.OBJID_ALERT: 
			return
		#Ignore all locationChange events except ones for the caret
		if eventID==winUser.EVENT_OBJECT_LOCATIONCHANGE and objectID!=winUser.OBJID_CARET:
			return
		if eventID==winUser.EVENT_OBJECT_DESTROY:
			processDestroyWinEvent(window,objectID,childID)
			return
		#Change window objIDs to client objIDs for better reporting of objects
		if (objectID==0) and (childID==0):
			objectID=winUser.OBJID_CLIENT
		#Ignore events with invalid window handles
		isWindow = winUser.isWindow(window) if window else 0
		if window==0 or (not isWindow and eventID in (winUser.EVENT_SYSTEM_SWITCHSTART,winUser.EVENT_SYSTEM_SWITCHEND,winUser.EVENT_SYSTEM_MENUEND,winUser.EVENT_SYSTEM_MENUPOPUPEND)):
			window=winUser.getDesktopWindow()
		elif not isWindow:
			return

		if childID<0:
			tempWindow=window
			while tempWindow and not winUser.getWindowStyle(tempWindow)&winUser.WS_POPUP and winUser.getClassName(tempWindow)=="MozillaWindowClass":
				tempWindow=winUser.getAncestor(tempWindow,winUser.GA_PARENT)
			if tempWindow and winUser.getClassName(tempWindow).startswith('Mozilla'):
				window=tempWindow

		windowClassName=winUser.getClassName(window)
		#At the moment we can't handle show, hide or reorder events on Mozilla Firefox Location bar,as there are just too many of them
		#Ignore show, hide and reorder on MozillaDropShadowWindowClass windows.
		if windowClassName.startswith('Mozilla') and eventID in (winUser.EVENT_OBJECT_SHOW,winUser.EVENT_OBJECT_HIDE,winUser.EVENT_OBJECT_REORDER) and childID<0:
			#Mozilla Gecko can sometimes fire win events on a catch-all window which isn't really the real window
			#Move up the ancestry to find the real mozilla Window and use that
			if winUser.getClassName(window)=='MozillaDropShadowWindowClass':
				return
		if eventID==winUser.EVENT_SYSTEM_FOREGROUND:
			#We never want to see foreground events for the Program Manager or Shell (task bar) 
			if windowClassName in ("Progman","Shell_TrayWnd"):
				return
			# #3831: Event handling can be deferred if Windows takes a while to change the foreground window.
			# See pumpAll for details.
			global _deferUntilForegroundWindow,_foregroundDefers
			_deferUntilForegroundWindow=window
			_foregroundDefers=0
		if windowClassName=="MSNHiddenWindowClass":
			# HACK: Events get fired by this window in Windows Live Messenger 2009 when it starts.
			# If we send a WM_NULL to this window at this point (which happens in accessibleObjectFromEvent), Messenger will silently exit (#677).
			# Therefore, completely ignore these events, which is useless to us anyway.
			return
		if winEventLimiter.addEvent(eventID,window,objectID,childID,threadID):
			core.requestPump()
	except:
		log.error("winEventCallback", exc_info=True)
Example #8
0
	def inputTouchWndProc(self,hwnd,msg,wParam,lParam):
		if msg>=_WM_POINTER_FIRST and msg<=_WM_POINTER_LAST:
			flags=winUser.HIWORD(wParam)
			touching=(flags&POINTER_MESSAGE_FLAG_INRANGE) and (flags&POINTER_MESSAGE_FLAG_FIRSTBUTTON)
			x=winUser.LOWORD(lParam)
			y=winUser.HIWORD(lParam)
			ID=winUser.LOWORD(wParam)
			if touching:
				self.trackerManager.update(ID,x,y,False)
				core.requestPump()
			elif not flags&POINTER_MESSAGE_FLAG_FIRSTBUTTON:
				self.trackerManager.update(ID,x,y,True)
				core.requestPump()
			return 0
		return windll.user32.DefWindowProcW(hwnd,msg,wParam,lParam)
Example #9
0
	def inputTouchWndProc(self,hwnd,msg,wParam,lParam):
		if msg>=_WM_POINTER_FIRST and msg<=_WM_POINTER_LAST:
			flags=winUser.HIWORD(wParam)
			touching=(flags&POINTER_MESSAGE_FLAG_INRANGE) and (flags&POINTER_MESSAGE_FLAG_FIRSTBUTTON)
			x=winUser.GET_X_LPARAM(lParam)
			y=winUser.GET_Y_LPARAM(lParam)
			ID=winUser.LOWORD(wParam)
			if touching:
				self.trackerManager.update(ID,x,y,False)
				core.requestPump()
			elif not flags&POINTER_MESSAGE_FLAG_FIRSTBUTTON:
				self.trackerManager.update(ID,x,y,True)
				core.requestPump()
			return 0
		return windll.user32.DefWindowProcW(hwnd,msg,wParam,lParam)
Example #10
0
def internal_mouseEvent(msg,x,y,injected):
	global mouseMoved, curMousePos, lastMouseEventTime
	lastMouseEventTime=time.time()
	if injected:
		return True
	if not config.conf['mouse']['enableMouseTracking']:
		return True
	try:
		curMousePos=(x,y)
		if msg==WM_MOUSEMOVE: 
			mouseMoved=True
			core.requestPump()
		elif msg in (WM_LBUTTONDOWN,WM_RBUTTONDOWN):
			queueHandler.queueFunction(queueHandler.eventQueue,speech.cancelSpeech)
	except:
		log.error("", exc_info=True)
	return True
Example #11
0
def internal_mouseEvent(msg,x,y,injected):
	global mouseMoved, curMousePos, lastMouseEventTime
	lastMouseEventTime=time.time()
	if injected:
		return True
	if not config.conf['mouse']['enableMouseTracking']:
		return True
	try:
		curMousePos=(x,y)
		if msg==WM_MOUSEMOVE: 
			mouseMoved=True
			core.requestPump()
		elif msg in (WM_LBUTTONDOWN,WM_RBUTTONDOWN):
			queueHandler.queueFunction(queueHandler.eventQueue,speech.cancelSpeech)
	except:
		log.error("", exc_info=True)
	return True
def internal_mouseEvent(msg,x,y,injected):
	"""Event called by winInputHook when it receives a mouse event.
	"""
	global mouseMoved, curMousePos, lastMouseEventTime
	lastMouseEventTime=time.time()
	if injected and (ignoreInjected or config.conf['mouse']['ignoreInjectedMouseInput']):
		return True
	if not config.conf['mouse']['enableMouseTracking']:
		return True
	try:
		curMousePos=(x,y)
		if msg==WM_MOUSEMOVE: 
			mouseMoved=True
			core.requestPump()
		elif msg in (WM_LBUTTONDOWN,WM_RBUTTONDOWN):
			queueHandler.queueFunction(queueHandler.eventQueue,speech.cancelSpeech)
	except:
		log.error("", exc_info=True)
	return True
Example #13
0
def internal_mouseEvent(msg,x,y,injected):
	"""Event called by winInputHook when it receives a mouse event.
	"""
	global mouseMoved, curMousePos, lastMouseEventTime
	lastMouseEventTime=time.time()
	if injected and (ignoreInjected or config.conf['mouse']['ignoreInjectedMouseInput']):
		return True
	if not config.conf['mouse']['enableMouseTracking']:
		return True
	try:
		curMousePos=(x,y)
		if msg==WM_MOUSEMOVE: 
			mouseMoved=True
			core.requestPump()
		elif msg in (WM_LBUTTONDOWN,WM_RBUTTONDOWN):
			queueHandler.queueFunction(queueHandler.eventQueue,speech.cancelSpeech)
	except:
		log.error("", exc_info=True)
	return True
Example #14
0
def _shouldGetEvents():
	global _deferUntilForegroundWindow, _foregroundDefers
	if _deferUntilForegroundWindow:
		# #3831: Sometimes, a foreground event is fired,
		# but GetForegroundWindow() takes a short while to return this new foreground.
		if (
			_foregroundDefers < MAX_FOREGROUND_DEFERS
			and winUser.getForegroundWindow() != _deferUntilForegroundWindow
		):
			# Wait a core cycle before handling events to give the foreground window time to update.
			core.requestPump()
			_foregroundDefers += 1
			return False
		else:
			# Either the foreground window is now correct
			# or we've already had the maximum number of defers.
			# (Sometimes, foreground events are fired even when the foreground hasn't actually changed.)
			_deferUntilForegroundWindow = None
	return True
Example #15
0
def pumpAll():
    # This dict can mutate during iteration, so use keys().
    for ID in generators.keys():
        # KeyError could occur within the generator itself, so retrieve the generator first.
        try:
            gen = generators[ID]
        except KeyError:
            # Generator was cancelled. This is fine.
            continue
        watchdog.alive()
        try:
            next(gen)
        except StopIteration:
            log.debug("generator %s finished" % ID)
            del generators[ID]
        except:
            log.exception("error in generator %d" % ID)
            del generators[ID]
            # Lose our reference so Python can destroy the generator if appropriate.
        del gen
    if generators:
        core.requestPump()
    flushQueue(eventQueue)
def pumpAll():
	# This dict can mutate during iteration, so wrap the keys in a list.
	for ID in list(generators):
		# KeyError could occur within the generator itself, so retrieve the generator first.
		try:
			gen = generators[ID]
		except KeyError:
			# Generator was cancelled. This is fine.
			continue
		watchdog.alive()
		try:
			next(gen)
		except StopIteration:
			log.debug("generator %s finished"%ID)
			del generators[ID]
		except:
			log.exception("error in generator %d"%ID)
			del generators[ID]
		# Lose our reference so Python can destroy the generator if appropriate.
		del gen
	if generators:
		core.requestPump()
	flushQueue(eventQueue)
Example #17
0
def queueFunction(queue, func, *args, **kwargs):
    queue.put_nowait((func, args, kwargs))
    core.requestPump()
Example #18
0
def winEventCallback(handle, eventID, window, objectID, childID, threadID,
                     timestamp):  # noqa: C901
    if isMSAADebugLoggingEnabled():
        log.debug(
            f"Hook received winEvent: {getWinEventLogInfo(window, objectID, childID, eventID, threadID)}"
        )
    try:
        # Ignore all object IDs from alert onwards (sound, nativeom etc) as we don't support them
        if objectID <= winUser.OBJID_ALERT:
            if isMSAADebugLoggingEnabled():
                log.debug(
                    f"objectID not supported. "
                    f"Dropping winEvent {getWinEventLogInfo(window, objectID, childID, eventID, threadID)}"
                )
            return
        # Ignore all locationChange events except ones for the caret
        if eventID == winUser.EVENT_OBJECT_LOCATIONCHANGE and objectID != winUser.OBJID_CARET:
            if isMSAADebugLoggingEnabled():
                log.debug(
                    f"locationChange for something other than the caret. "
                    f"Dropping winEvent {getWinEventLogInfo(window, objectID, childID, eventID, threadID)}"
                )
            return
        if eventID == winUser.EVENT_OBJECT_DESTROY:
            _processDestroyWinEvent(window, objectID, childID)
            return
        # Change window objIDs to client objIDs for better reporting of objects
        if (objectID == 0) and (childID == 0):
            objectID = winUser.OBJID_CLIENT
            if isMSAADebugLoggingEnabled():
                log.debug(
                    f"Changing OBJID_WINDOW to OBJID_CLIENT "
                    f"for winEvent: {getWinEventLogInfo(window, objectID, childID, eventID, threadID)}"
                )
        # Ignore events with invalid window handles
        isWindow = winUser.isWindow(window) if window else 0
        if window == 0 or (not isWindow and eventID in (
                winUser.EVENT_SYSTEM_SWITCHSTART,
                winUser.EVENT_SYSTEM_SWITCHEND,
                winUser.EVENT_SYSTEM_MENUEND,
                winUser.EVENT_SYSTEM_MENUPOPUPEND,
        )):
            if isMSAADebugLoggingEnabled():
                log.debug(
                    f"Changing NULL or invalid window to desktop window "
                    f"for winEvent: {getWinEventLogInfo(window, objectID, childID, eventID, threadID)}"
                )
            window = winUser.getDesktopWindow()
        elif not isWindow:
            if isMSAADebugLoggingEnabled():
                log.debug(
                    f"Invalid window. "
                    f"Dropping winEvent: {getWinEventLogInfo(window, objectID, childID, eventID, threadID)}"
                )
            return

        windowClassName = winUser.getClassName(window)
        if windowClassName == "ConsoleWindowClass":
            # #10113: we need to use winEvents to track the real thread for console windows.
            consoleWindowsToThreadIDs[window] = threadID

        # Modern IME candidate list windows fire menu events which confuse us
        # and can't be used properly in conjunction with input composition support.
        if windowClassName == "Microsoft.IME.UIManager.CandidateWindow.Host" and eventID in MENU_EVENTIDS:
            if isMSAADebugLoggingEnabled():
                log.debug(
                    f"Dropping menu event for IME window. "
                    f"WinEvent: {getWinEventLogInfo(window, objectID, childID, eventID, threadID)}"
                )
            return
        if eventID == winUser.EVENT_SYSTEM_FOREGROUND:
            # We never want to see foreground events for the Program Manager or Shell (task bar)
            if windowClassName in ("Progman", "Shell_TrayWnd"):
                if isMSAADebugLoggingEnabled():
                    log.debug(
                        f"Progman or shell_trayWnd window. "
                        f"Dropping winEvent: {getWinEventLogInfo(window, objectID, childID, eventID, threadID)}"
                    )
                return
            # #3831: Event handling can be deferred if Windows takes a while to change the foreground window.
            # See pumpAll for details.
            global _deferUntilForegroundWindow, _foregroundDefers
            _deferUntilForegroundWindow = window
            _foregroundDefers = 0
            if isMSAADebugLoggingEnabled():
                log.debug(
                    f"Recording foreground defer "
                    f"for WinEvent: {getWinEventLogInfo(window, objectID, childID, eventID, threadID)}"
                )
        if windowClassName == "MSNHiddenWindowClass":
            # HACK: Events get fired by this window in Windows Live Messenger 2009 when it starts. If we send a
            # WM_NULL to this window at this point (which happens in accessibleObjectFromEvent), Messenger will
            # silently exit (#677). Therefore, completely ignore these events, which is useless to us anyway.
            return
        if isMSAADebugLoggingEnabled():
            log.debug(
                f"Adding winEvent to limiter: {getWinEventLogInfo(window, objectID, childID, eventID, threadID)}"
            )
        if winEventLimiter.addEvent(eventID, window, objectID, childID,
                                    threadID):
            core.requestPump()
    except Exception:
        log.error("winEventCallback", exc_info=True)
Example #19
0
def internalQueueFunction(func,*args,**kwargs):
	internalFunctionQueue.put_nowait((func,args,kwargs))
	core.requestPump()
Example #20
0
def internalQueueFunction(func,*args,**kwargs):
	internalFunctionQueue.put_nowait((func,args,kwargs))
	core.requestPump()
def queueFunction(queue,func,*args,**kwargs):
	queue.put_nowait((func,args,kwargs))
	core.requestPump()