Gets the number of monitors that belong to @display.
The returned number is valid until the next emission of the #GdkDisplay::monitor-added or #GdkDisplay::monitor-removed signal.
Return: the number of monitors
3.22
See Implementation
Gets the number of monitors that belong to @display.
The returned number is valid until the next emission of the #GdkDisplay::monitor-added or #GdkDisplay::monitor-removed signal.
Return: the number of monitors