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_gtkButtonSwitchGet

_gtkButtonSwitchGet gets the current state (on or off) of a ButtonSwitch object.
The used GTK+ version should be 3.x or above, otherwise the object will not be created and nil will be always returned.

Prototype : fun [ObjGtkButton] I

• ObjGtkButton : a ButtonSwitch object.


• Return I : the current state (1 or 0) or nil if an error occurs.

See also

• _gtkButtonSwitchSet

Example