private static AutomationElement OpenSoundControlPanelWindow()
{
//this doesn't work: window process seems to enter idle state
// before the actual AutomationElement window can be found
//Dim windowProcess = Process.Start("control", "mmsys.cpl,,0")
//Dim idleState As Boolean = windowProcess.WaitForInputIdle(5000)
SoundWindow.StartControlPanelProcess();
AutomationElement result = null;
if ((!SoundWindow.TryFindSoundWindow(ref result)))
{
throw new ElementNotAvailableException("Could not open Sound control panel window.");
}
return(result);
}
// IDisposable
protected virtual void Dispose(bool disposing)
{
if (!myDisposedValue)
{
if (disposing)
{
// free other state (managed objects)
if (((myWindow != null) && (!myWindow.WasAlreadyOpen)))
{
myWindow.Close();
}
}
// TODO: free your own state (unmanaged objects)
// set large fields to null
myWindow = null;
}
myDisposedValue = true;
}
public static SoundWindow Open()
{
//assume the Sound control panel window is already open
bool soundWindowIsOpen = true;
//use existing Sound window if it is open
AutomationElement window = FindFirstSoundWindow();
//Sound control panel window is not open, so open it
if ((window == null))
{
//Sound control panel window was not already open
soundWindowIsOpen = false;
window = SoundWindow.OpenSoundControlPanelWindow();
}
return(new SoundWindow(window, soundWindowIsOpen));
}