GdkX11.X11Window.lookup_for_display

function lookup_for_display(display: GdkX11.X11Display, window: xlib.Window): GdkX11.X11Window {
    // Gjs wrapper for gdk_x11_window_lookup_for_display()
}

Looks up the Gdk.Window that wraps the given native window handle.

Since 2.24

display: the Gdk.Display corresponding to the window handle
window: an Xlib Window
Returns: the Gdk.Window wrapper for the native window, or null if there is none.