protected override void OnHotkeyRemoved(Hotkey key)
{
LinuxKeyMask mask = ConvertMask(key.Modifiers);
LinuxKeyCode lKey = KeyTranslator.WindowsToLinux(key.Key);
XUngrabKey(xConnection.XDisplay, lKey, mask,
xConnection.XRootWindow);
XUngrabKey(xConnection.XDisplay, lKey, mask | LinuxKeyMask.NumLockMask,
xConnection.XRootWindow);
XUngrabKey(xConnection.XDisplay, lKey, mask | LinuxKeyMask.ScrollLockMask,
xConnection.XRootWindow);
}
protected override void OnHotkeyAdded(Hotkey key)
{
LinuxKeyMask mask = ConvertMask(key.Modifiers);
LinuxKeyCode lKey = KeyTranslator.WindowsToLinux(key.Key);
//We don't care if the num lock or scroll lock is on/off, so we need
//to grab those seperate to ensure that we receive events regardless of the state of scroll/num lock
XGrabKey(xConnection.XDisplay, lKey, mask,
xConnection.XRootWindow, true, 1, 1);
XGrabKey(xConnection.XDisplay, lKey, mask | LinuxKeyMask.NumLockMask,
xConnection.XRootWindow, true, 1, 1);
XGrabKey(xConnection.XDisplay, lKey, mask | LinuxKeyMask.ScrollLockMask,
xConnection.XRootWindow, true, 1, 1);
}
private LinuxKeyMask ConvertMask(HotkeyModifiers mods)
{
LinuxKeyMask mask = 0;
if (mods.HasFlag(HotkeyModifiers.Alt))
{
mask |= LinuxKeyMask.AltMask;
}
if (mods.HasFlag(HotkeyModifiers.Ctrl))
{
mask |= LinuxKeyMask.ControlMask;
}
if (mods.HasFlag(HotkeyModifiers.Shift))
{
mask |= LinuxKeyMask.ShiftMask;
}
if (mods.HasFlag(HotkeyModifiers.Windows))
{
mask |= LinuxKeyMask.WindowsMask;
}
return(mask);
}
public static extern int XUngrabKey(IntPtr display, LinuxKeyCode key, LinuxKeyMask mask, IntPtr window);
public static extern int XGrabKey(IntPtr display, LinuxKeyCode key, LinuxKeyMask mask, IntPtr window, bool owner_events, int pointerMode, int keyboardMode);
