/// <inheritdoc/>
public void ProcessInput(RawInputEventArgs e)
{
_preProcess.OnNext(e);
_process.OnNext(e);
_postProcess.OnNext(e);
}
private void ProcessRawEvent(RawInputEventArgs e)
{
IInputElement element = FocusedElement;
if (element != null)
{
var keyInput = e as RawKeyEventArgs;
if (keyInput != null)
{
switch (keyInput.Type)
{
case RawKeyEventType.KeyDown:
case RawKeyEventType.KeyUp:
var routedEvent = keyInput.Type == RawKeyEventType.KeyDown
? InputElement.KeyDownEvent
: InputElement.KeyUpEvent;
KeyEventArgs ev = new KeyEventArgs
{
RoutedEvent = routedEvent,
Device = this,
Key = keyInput.Key,
Modifiers = keyInput.Modifiers,
Source = element,
};
IVisual currentHandler = element;
while (currentHandler != null && !ev.Handled && keyInput.Type == RawKeyEventType.KeyDown)
{
var bindings = (currentHandler as IInputElement)?.KeyBindings;
if(bindings!=null)
foreach (var binding in bindings)
{
if(ev.Handled)
break;
binding.TryHandle(ev);
}
currentHandler = currentHandler.VisualParent;
}
element.RaiseEvent(ev);
e.Handled = ev.Handled;
break;
}
}
var text = e as RawTextInputEventArgs;
if (text != null)
{
var ev = new TextInputEventArgs()
{
Device = this,
Text = text.Text,
Source = element,
RoutedEvent = InputElement.TextInputEvent
};
element.RaiseEvent(ev);
e.Handled = ev.Handled;
}
}
}
/// <summary>
/// Listens for non-client clicks and closes the menu when one is detected.
/// </summary>
/// <param name="e">The raw event.</param>
private void ListenForNonClientClick(RawInputEventArgs e)
{
var mouse = e as RawMouseEventArgs;
if (mouse?.Type == RawMouseEventType.NonClientLeftButtonDown)
{
Close();
}
}
