/// <summary>
/// Hook process messages.
/// </summary>
/// <param name="nCode"></param>
/// <param name="wParam"></param>
/// <param name="lParam"></param>
/// <returns></returns>
static IntPtr HookProcFunction(int nCode, IntPtr wParam, IntPtr lParam)
{
if (nCode == 0)
{
KBLLHOOKSTRUCT pKBLLHOOKSTRUCT = (KBLLHOOKSTRUCT)Marshal.PtrToStructure(lParam, typeof(KBLLHOOKSTRUCT));
switch (wParam.ToInt32())
{
case WM_KEYDOWN:
KeyboardDown?.Invoke(null, new KeyEventArgs((Keys)pKBLLHOOKSTRUCT.vkCode));
//MessageBox.Show("OKAY, " + pKBLLHOOKSTRUCT.vkCode); // <--- DEBUG
break;
case WM_KEYUP:
KeyboardUp?.Invoke(null, new KeyEventArgs((Keys)pKBLLHOOKSTRUCT.vkCode));
break;
default:
break;
}
}
return(API.CallNextHookEx(hHook, nCode, wParam, lParam));
}
internal void InvokeKeyboardDown(KeyboardEventArgs args) => KeyboardDown?.Invoke(this, args);