/// <summary>
/// Matches catched key combination to hotkey and executes it's action.
/// </summary>
/// <param name="xEvent">X event arguments.</param>
/// <param name="gdkEvent">Gdk event arguments.</param>
private FilterReturn OnHotkeyPressed(IntPtr xEvent, Event gdkEvent)
{
try
{
IXKeyEvent evnt = null;
ModifierType modifiers;
switch (this.Architecture)
{
case Architectures.X86:
evnt = (XKeyEvent32)Marshal.PtrToStructure(xEvent, typeof(XKeyEvent32));
break;
case Architectures.X86_64:
evnt = (XKeyEvent64)Marshal.PtrToStructure(xEvent, typeof(XKeyEvent64));
break;
}
if (evnt.Type == XEventTypeKeyPress)
{
modifiers = evnt.Modifiers;
if (modifiers.ToString().Contains(ModifierType.LockMask.ToString()))
{
modifiers = (ModifierType)((int)modifiers - (int)ModifierType.LockMask);
}
if (modifiers.ToString().Contains(ModifierType.Mod2Mask.ToString()))
{
modifiers = (ModifierType)((int)modifiers - (int)ModifierType.Mod2Mask);
}
Hotkey hotkey = this.grabbedHotkeys.FirstOrDefault(h => h.KeyCode == evnt.KeyCode && h.Modifiers == modifiers);
if (hotkey != null && hotkey.OnHotkeyPressed != null)
{
hotkey.OnHotkeyPressed();
}
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine(ex.StackTrace);
}
return(FilterReturn.Continue);
}
/// <summary>
/// Catches key combination end emits HotkeyGrabbed event.
/// </summary>
/// <param name="xEvent">X event arguments.</param>
/// <param name="gdkEvent">Gdk event arguments.</param>
/// <returns>Filter state.</returns>
private FilterReturn OnHotkeyGrabbed(IntPtr xEvent, Event gdkEvent)
{
try
{
IXKeyEvent evnt = null;
Key key;
ModifierType modifiers = ModifierType.None;
switch (this.Architecture)
{
case Architectures.X86:
evnt = (XKeyEvent32)Marshal.PtrToStructure(xEvent, typeof(XKeyEvent32));
break;
case Architectures.X86_64:
evnt = (XKeyEvent64)Marshal.PtrToStructure(xEvent, typeof(XKeyEvent64));
break;
}
key = (Key)XKeycodeToKeysym(this.XDisplay, evnt.KeyCode, 0);
modifiers = evnt.Modifiers;
if (key == Key.Escape || key == Key.BackSpace)
{
this.UngrabKeyboard();
if (this.hotkeyGrabbedFunc != null)
{
this.hotkeyGrabbedFunc(this, null);
}
return(FilterReturn.Continue);
}
if (OmittedModifiers.Contains(modifiers) || OmittedKeys.Contains(key))
{
return(FilterReturn.Continue);
}
if (modifiers.ToString().Contains(ModifierType.LockMask.ToString()))
{
modifiers = (ModifierType)((int)modifiers - (int)ModifierType.LockMask);
}
if (modifiers.ToString().Contains(ModifierType.Mod2Mask.ToString()))
{
modifiers = (ModifierType)((int)modifiers - (int)ModifierType.Mod2Mask);
}
if (this.hotkeyGrabbedFunc != null)
{
this.hotkeyGrabbedFunc(this, new HotkeyGrabbedArgs(modifiers, key));
}
this.UngrabKeyboard();
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine(ex.StackTrace);
}
return(FilterReturn.Continue);
}
