public IntPtr LowLevelKeyboardProc(int nCode, IntPtr wParam, IntPtr lParam)
{
bool fEatKeyStroke = false;
var wparamTyped = wParam.ToInt32();
if (Enum.IsDefined(typeof(KeyboardState), wparamTyped))
{
object o = Marshal.PtrToStructure(lParam, typeof(LowLevelKeyboardInputEvent));
LowLevelKeyboardInputEvent p = (LowLevelKeyboardInputEvent)o;
var eventArguments = new GlobalKeyboardHookEventArgs(p, (KeyboardState)wparamTyped);
EventHandler<GlobalKeyboardHookEventArgs> handler = KeyboardPressed;
handler?.Invoke(this, eventArguments);
fEatKeyStroke = eventArguments.Handled;
}
return fEatKeyStroke ? (IntPtr)(-1) : DLLImports.CallNextHookEx(IntPtr.Zero, nCode, wParam, lParam);
}
private IntPtr LowLevelMouseEvent(int nCode, IntPtr wParam, IntPtr lParam)
{
bool fEatMouseEvent = false;
var wparamTyped = wParam.ToInt32();
if (Enum.IsDefined(typeof(MouseMessages), wparamTyped))
{
object o = Marshal.PtrToStructure(lParam, typeof(MSLLHOOKSTRUCT));
MSLLHOOKSTRUCT p = (MSLLHOOKSTRUCT)o;
var eventArguments = new GlobalMouseHookEventArgs((MouseMessages)wparamTyped, p);
EventHandler <GlobalMouseHookEventArgs> handler = MouseEvent;
handler?.Invoke(this, eventArguments);
fEatMouseEvent = eventArguments.Handled;
}
return(fEatMouseEvent ? (IntPtr)(-1) : DLLImports.CallNextHookEx(IntPtr.Zero, nCode, wParam, lParam));
}