Returns whether the input focus is within this GtkWindow.
For real toplevel windows, this is identical to gtk_window_is_active(),
but for embedded windows, like #GtkPlug, the results will differ.
Return: %TRUE if the input focus is within this GtkWindow
Returns whether the input focus is within this GtkWindow. For real toplevel windows, this is identical to gtk_window_is_active(), but for embedded windows, like #GtkPlug, the results will differ.
Return: %TRUE if the input focus is within this GtkWindow