Exemplo n.º 1
0
        public bool ProcessRawEvent(RawKeyboardEventArgs rawEvent)
        {
            if (rawEvent.KeyStates == KeyStates.Down)
            {
                downKeys.Add(rawEvent.Key);
            }
            else
            {
                downKeys.Remove(rawEvent.Key);
            }

            RoutedEvent previewRoutedEvent;
            RoutedEvent routedEvent;

            if (rawEvent.KeyStates == KeyStates.Down)
            {
                previewRoutedEvent = Keyboard.PreviewKeyDownEvent;
                routedEvent        = Keyboard.KeyDownEvent;
            }
            else if (rawEvent.KeyStates == KeyStates.None)
            {
                previewRoutedEvent = Keyboard.PreviewKeyUpEvent;
                routedEvent        = Keyboard.KeyUpEvent;
            }
            else
            {
                throw new Granular.Exception("Unexpected KeyStates \"{0}\"", rawEvent.KeyStates);
            }

            KeyEventArgs previewEventArgs = new KeyEventArgs(previewRoutedEvent, Target, this, rawEvent.Timestamp, rawEvent.Key, rawEvent.KeyStates, rawEvent.IsRepeat);
            KeyEventArgs eventArgs        = new KeyEventArgs(routedEvent, Target, this, rawEvent.Timestamp, rawEvent.Key, rawEvent.KeyStates, rawEvent.IsRepeat);

            PreProcessKey.Raise(this, previewEventArgs);

            if (Target != null)
            {
                Target.RaiseEvents(previewEventArgs, eventArgs);
            }

            PostProcessKey.Raise(this, eventArgs);

            return((previewEventArgs.Handled || eventArgs.Handled) && !previewEventArgs.ForceHostHandling && !eventArgs.ForceHostHandling);
        }
Exemplo n.º 2
0
        public bool ProcessRawEvent(RawKeyboardEventArgs rawEvent)
        {
            if (rawEvent.KeyStates == KeyStates.Down)
            {
                downKeys.Add(rawEvent.Key);
            }
            else
            {
                downKeys.Remove(rawEvent.Key);
            }

            RoutedEvent previewRoutedEvent;
            RoutedEvent routedEvent;

            if (rawEvent.KeyStates == KeyStates.Down)
            {
                previewRoutedEvent = Keyboard.PreviewKeyDownEvent;
                routedEvent = Keyboard.KeyDownEvent;
            }
            else if (rawEvent.KeyStates == KeyStates.None)
            {
                previewRoutedEvent = Keyboard.PreviewKeyUpEvent;
                routedEvent = Keyboard.KeyUpEvent;
            }
            else
            {
                throw new Granular.Exception("Unexpected KeyStates \"{0}\"", rawEvent.KeyStates);
            }

            KeyEventArgs previewEventArgs = new KeyEventArgs(previewRoutedEvent, Target, this, rawEvent.Timestamp, rawEvent.Key, rawEvent.KeyStates, rawEvent.IsRepeat);
            KeyEventArgs eventArgs = new KeyEventArgs(routedEvent, Target, this, rawEvent.Timestamp, rawEvent.Key, rawEvent.KeyStates, rawEvent.IsRepeat);

            PreProcessKey.Raise(this, previewEventArgs);

            if (Target != null)
            {
                Target.RaiseEvents(previewEventArgs, eventArgs);
            }

            PostProcessKey.Raise(this, eventArgs);

            return (previewEventArgs.Handled || eventArgs.Handled) && !previewEventArgs.ForceHostHandling && !eventArgs.ForceHostHandling;
        }