GdkX11.X11Screen.prototype.lookup_visual

function lookup_visual(xvisualid: xlib.VisualID): GdkX11.X11Visual {
    // Gjs wrapper for gdk_x11_screen_lookup_visual()
}

Looks up the Gdk.Visual for a particular screen and X Visual ID.

Since 2.2

xvisualid

an X Visual ID.

Returns

the Gdk.Visual (owned by the screen object), or null if the visual ID wasn’t found.