private static IEnumerable<IntPtr> EnumerateProcessWindowHandles(int processId)
{
var handles = new List<IntPtr>();
foreach (ProcessThread thread in Process.GetProcessById(processId).Threads)
{
NativeMethods.EnumThreadWindows(thread.Id, (hWnd, lParam) =>
{
handles.Add(hWnd);
return true;
}, IntPtr.Zero);
}
return handles;
}
/// <summary>
/// Gets all windows for the process.
/// </summary>
/// <param name="process"> The process to get windows for. </param>
/// <param name="application"> The application the elements are for. </param>
/// <returns> The array of windows. </returns>
public static IEnumerable<Window> GetWindows(this Process process, Application application)
{
// There is a issue in Windows 10 and Cortana (or modern apps) where there is a 60 second delay when walking the root element.
// When you hit the last sibling it delays. For now we are simply going to return the main window and we'll roll this code
// back once the Windows 10 issue has been resolved.
process.Refresh();
var response = new List<Window>();
var automation = new CUIAutomationClass();
foreach (var handle in EnumerateProcessWindowHandles(process.Id))
{
var automationElement = automation.ElementFromHandle(handle);
var element = Element.Create(automationElement, application, null) as Window;
if (element != null)
{
response.Add(element);
}
}
return response;
}
