This is somewhat of a mundane question but it seems to me there is no in-built method for it in WPF. There only seems to be the WindowState
property which being
In native Windows you can restore your window to a previous state with ShowWindow(SW_RESTORE)
:
Activates and displays the window. If the window is minimized or maximized, the system restores it to its original size and position. An application should specify this flag when restoring a minimized window.
There's surely .Net counterpart to that.