public void InstallMouseHook()
{
using (var currentProcess = Process.GetCurrentProcess())
using (var currentModule = currentProcess.MainModule)
{
var moduleHandle = Kernel32Interop.GetModuleHandle(currentModule.ModuleName);
this._hookId = User32Interop.SetWindowsHookEx(WH_MOUSE_LL, MouseHookCallback, moduleHandle, 0);
}
}
private IntPtr MouseHookCallback(int nCode, IntPtr wParam, IntPtr lParam)
{
if (nCode >= 0 && Messages.WM_LBUTTONDOWN == (Messages)wParam)
{
_stopwatch.Reset();
_stopwatch.Start();
}
if (nCode >= 0 && Messages.WM_LBUTTONUP == (Messages)wParam)
{
_stopwatch.Stop();
}
return(User32Interop.CallNextHookEx(this._hookId, nCode, wParam, lParam));
}
public void Dispose()
{
User32Interop.UnhookWindowsHookEx(this._hookId);
}