/// <summary>
/// On Win10+, if w is "ApplicationFrameWindow", returns the real app window "Windows.UI.Core.CoreWindow" hosted by w.
/// If w is minimized, cloaked (eg on other desktop) or the app is starting, the "Windows.UI.Core.CoreWindow" is not its child. Then searches for a top-level window named like w. It is unreliable, but MS does not provide API for this.
/// Info: "Windows.UI.Core.CoreWindow" windows hosted by "ApplicationFrameWindow" belong to separate processes. All "ApplicationFrameWindow" windows belong to a single process.
/// </summary>
static wnd _WindowsStoreAppFrameChild(wnd w)
{
bool retry = false;
string name;
g1:
if (!osVersion.minWin10 || !w.ClassNameIs("ApplicationFrameWindow"))
{
return(default);
/// <summary>
/// Returns true if window class name starts with "WindowsForms".
/// Usually it means that we can get Windows Forms control name of w and its child controls.
/// </summary>
/// <param name="w">The window. Can be top-level or control.</param>
public static bool IsWinformsControl(wnd w)
{
return(w.ClassNameIs("WindowsForms*"));
}