UiaControlsTest.TargetApp.Close C# (CSharp) Method

        public void Close()
        {
            if (_closed || !_ownProcess)
                return;

            if (_debug)
            {
                Console.WriteLine("Debug mode: Closing app " + _cmdLine + " - hit Enter to continue");
                Console.ReadLine();
            }

            // Process.CloseMainWindow is too slow
            PostMessage(_hwnd, WM_CLOSE, IntPtr.Zero, IntPtr.Zero);

            if (! _p.WaitForExit(2000) && !_debug)
            {
                try
                {
                    _p.Kill();
                }
                catch (InvalidOperationException)
                {
                    // process may have already died in the meantime
                }
            }
            _closed = true;
        }