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_gtkWindowOpacitySet

_gtkWindowOpacitySet defines the opacity value of a Windows object.

Prototype : fun [ObjGtkWindow I] ObjGtkWindow

• ObjGtkWindow : a ObjGtkWindow object.


• I : the opacity value (0 [fully transparent] .. 100 [fully opaque]). Another value will be clamped.
• Return ObjGtkWindow : the same Window object or nil if an error occurs.

See also

• _gtkWindowOpacityGet

Example