WoW:Using OnUpdate correctly: Difference between revisions

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=How Often Is It Called=
== How Often Is It Called ==
The game engine will call your OnUpdate function once each frame.  This is (in most cases) extremely excessive.
The game engine will call your OnUpdate function once each frame.  This is (in most cases) extremely excessive.


=When Is It Called =
== When Is It Called ==
OnUpdate is not called on any hidden frames, only while they are shown on-screen.  OnUpdate will also never be called on a virtual frame, but will be called on any frames that inherit from one.
OnUpdate is not called on any hidden frames, only while they are shown on-screen.  OnUpdate will also never be called on a virtual frame, but will be called on any frames that inherit from one.


=Proper Use Example=
== Proper Use Example ==
; your_xml_file.xml
; your_xml_file.xml
  <Ui ...>
  <Ui ...>
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