public void Run()
{
Process process = null;
try
{
process = Process.Start(executablePath);
process.WaitForInputIdle();
int width = 0, height = 0;
User32.WINDOWINFO windowInfo = default;
windowInfo = GetWindowInfo(process.MainWindowHandle);
width = windowInfo.rcWindow.right - windowInfo.rcWindow.left;
height = windowInfo.rcWindow.bottom - windowInfo.rcWindow.top;
#if DEBUG
// If Notepad was started, test different window sizes.
if (executablePath == "notepad")
{
width = 300;
height = 600;
}
#endif
ResetWindowPosition(process.MainWindowHandle, width, height);
InitializeMagnification();
backgroundWindow = new BackgroundWindow(process.MainWindowHandle, desktopWidth, desktopHeight).Show();
User32.ShowCursor(false);
var refreshInterval = 200;
var previousRect = new RECT();
bool pause = false, forceUpdate = false;
while (!process.HasExited)
{
if ((User32.GetAsyncKeyState((int)User32.VirtualKey.VK_LWIN)) != 0 &&
(User32.GetAsyncKeyState((int)User32.VirtualKey.VK_ESCAPE)) != 0)
{
pause = !pause;
if (pause)
{
backgroundWindow.Hide();
ResetMagnification();
}
else
{
backgroundWindow.Show();
forceUpdate = true;
}
}
if (pause)
{
Thread.Sleep(refreshInterval);
continue;
}
if (User32.GetForegroundWindow() != process.MainWindowHandle)
{
User32.SetForegroundWindow(process.MainWindowHandle);
}
windowInfo = GetWindowInfo(process.MainWindowHandle);
if (windowInfo.rcWindow.left != 0 || windowInfo.rcWindow.top != 0)
{
ResetWindowPosition(process.MainWindowHandle, windowInfo);
windowInfo = GetWindowInfo(process.MainWindowHandle);
}
if (forceUpdate || !windowInfo.rcClient.Equals(previousRect))
{
SetMagnification(windowInfo);
previousRect = windowInfo.rcClient;
}
if (forceUpdate)
{
forceUpdate = false;
}
Thread.Sleep(refreshInterval);
}
}
catch (Exception ex)
{
ex.Message.Log();
if (process != null && !process.HasExited)
{
process.Kill();
}
}
finally
{
try { User32.ShowCursor(true); } catch { }
try { Magnification.MagUninitialize(); } catch { }
try { backgroundWindow?.Hide(); } catch { }
}
}
