private IntPtr HookCallbackInner(int nCode, IntPtr wParam, IntPtr lParam)
{
if (nCode >= 0)
{
if (wParam == (IntPtr)InterceptKeys.WM_KEYDOWN)
{
int vkCode = Marshal.ReadInt32(lParam);
if (KeyDown != null)
{
KeyDown(this, new RawKeyEventArgs(vkCode, false));
}
}
else if (wParam == (IntPtr)InterceptKeys.WM_KEYUP)
{
int vkCode = Marshal.ReadInt32(lParam);
if (KeyUp != null)
{
KeyUp(this, new RawKeyEventArgs(vkCode, false));
}
}
}
return(InterceptKeys.CallNextHookEx(hookId, nCode, wParam, lParam));
}
private IntPtr HookCallback(int nCode, IntPtr wParam, IntPtr lParam)
{
try
{
return(HookCallbackInner(nCode, wParam, lParam));
}
catch (Exception e)
{
Console.WriteLine("Exception: " + e.Message);
}
return(InterceptKeys.CallNextHookEx(hookId, nCode, wParam, lParam));
}
public void Dispose()
{
InterceptKeys.UnhookWindowsHookEx(hookId);
_hook = null;
}
public KeyboardListener()
{
_hook = (InterceptKeys.LowLevelKeyboardProc)HookCallback;
hookId = InterceptKeys.SetHook(_hook);
}
