Anchors

Anchors (or FRAMEPOINT in the XML schema) are an enumeration of the following values, used with or.

• TOPLEFT
• TOPRIGHT
• BOTTOMLEFT
• BOTTOMRIGHT
• TOP
• BOTTOM
• LEFT
• RIGHT
• CENTER

During the AddOn loading process, anchors are adjusted at multiple stages.

• : Anchors defined in XML have already been set.
• : If a frame is parented to UIParent, then its anchors are wiped and replaced with layout-cache.txt. If the frame layout data have not been saved in the cache (the user has never moved the frame with the mouse), Frame:GetLeft, Frame:GetBottom, Frame:GetRight and Frame:GetTop return nil.