private void OnGlobalHotkeyUp(object sender, GlobalKeyEventArgs e)
{
if (PendingGlobalCommand == null)
{
return;
}
var hotKey = e.HotKey;
// Execute the pending command only if no modifier key is pressed or it will mess up the keystrokes
// sent from the command
if (InputUtil.IsSame(hotKey.Key, hotKey.Modifiers) || !InputUtil.IsModifierKey(hotKey.Key))
{
// If hotKey.Key is a modifier key, that modifier key state is still down at the time this event
// is fired, which may interfere with the keystrokes sent from the automation command below, so we
// will have to wait a bit more
TimerUtil.SetTimeOut(() =>
{
// The automation command will probably send some keystrokes (e.g. Ctrl-V to paste text or something)
// We dont want the global hook receives and processes those events, thus run this command again
_winService.GlobalKeyUp -= OnGlobalHotkeyUp;
PendingGlobalCommand.Execute(null);
PendingGlobalCommand = null;
_winService.GlobalKeyUp += OnGlobalHotkeyUp;
}, 1);
}
}
private string ReadKeyEvent(KeyEventArgs e)
{
// Fetch the actual shortcut key
var key = (e.Key == Key.System ? e.SystemKey : e.Key);
if (InputUtil.IsModifierKey(key))
{
return("");
}
var sb = new StringBuilder();
if (Keyboard.Modifiers.HasFlag(ModifierKeys.Control))
{
sb.Append("Ctrl+");
}
if (Keyboard.Modifiers.HasFlag(ModifierKeys.Shift))
{
sb.Append("Shift+");
}
if (Keyboard.Modifiers.HasFlag(ModifierKeys.Alt))
{
sb.Append("Alt+");
}
return(sb
.Append(key.ToString())
.ToString());
}