public KeyboardHookController(Action <Keys> keyDownCallback, Action <Keys> keyUpCallback)
{
_keyDownCallback = keyDownCallback;
_keyUpCallback = keyUpCallback;
_globalKeyboardHook = new GlobalKeyboardHook();
_hookID = _globalKeyboardHook.SetHook(HookCallback);
}
private IntPtr HookCallback(int nCode, IntPtr wParam, IntPtr lParam)
{
if (nCode >= 0)
{
int vkCode = Marshal.ReadInt32(lParam);
if (wParam == (IntPtr)WM_KEYDOWN)
{
_keyDownCallback((Keys)vkCode);
}
else if (wParam == (IntPtr)WM_KEYUP)
{
_keyUpCallback((Keys)vkCode);
}
}
return(GlobalKeyboardHook.CallNextHookEx(_hookID, nCode, wParam, lParam));
}
public void Dispose()
{
GlobalKeyboardHook.UnhookWindowsHookEx(_hookID);
}
