private IntPtr HwndHook(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
{
const int WM_HOTKEY = 0x0312;
if (msg == WM_HOTKEY)
{
int id = wParam.ToInt32();
var hotkey = _registeredHotkeys.FirstOrDefault(x => x.Id == id);
if (hotkey != null)
{
if (_requireActiveEveClient && !_windowHelper.IsEveClientActive())
{
handled = false;
}
else
{
var keyEventArgs = new HotkeyEventArgs(hotkey.Gesture);
HotkeyPressed?.Invoke(this, keyEventArgs);
handled = keyEventArgs.Handled;
}
if (!handled)
{
HotkeyNativeMethods.UnregisterHotKey(_handle, hotkey.Id);
KeyboardMessage.Send(hotkey.Gesture);
HotkeyNativeMethods.RegisterHotKey(_handle, hotkey.Id, hotkey.Modifiers, hotkey.VirtualKey);
}
}
}
return(IntPtr.Zero);
}
public void UnregisterHotkey(KeyGesture gesture)
{
var hotkey = _registeredHotkeys.FirstOrDefault(x => x.Gesture == gesture);
if (hotkey == null)
{
throw new ArgumentException("Hotkey not registered.");
}
HotkeyNativeMethods.UnregisterHotKey(_handle, hotkey.Id);
_registeredHotkeys.Remove(hotkey);
}
public bool RegisterHotkey(KeyGesture gesture)
{
if (_registeredHotkeys.Any(x => x.Gesture == gesture))
{
throw new ArgumentException("Hotkey already registered.");
}
var vk = KeyInterop.VirtualKeyFromKey(gesture.Key);
int id = GetNextId();
uint fsModifiers = 0;
if ((gesture.Modifiers & ModifierKeys.Alt) == ModifierKeys.Alt)
{
fsModifiers |= HotkeyNativeMethods.MOD_ALT;
}
if ((gesture.Modifiers & ModifierKeys.Control) == ModifierKeys.Control)
{
fsModifiers |= HotkeyNativeMethods.MOD_CONTROL;
}
if ((gesture.Modifiers & ModifierKeys.Shift) == ModifierKeys.Shift)
{
fsModifiers |= HotkeyNativeMethods.MOD_SHIFT;
}
var result = HotkeyNativeMethods.RegisterHotKey(_handle, id, fsModifiers, (uint)vk);
if (result)
{
_registeredHotkeys.Add(new RegisteredHotKey {
Id = id, Gesture = gesture, Modifiers = fsModifiers, VirtualKey = (uint)vk
});
}
return(result);
}
