WoW:UIHANDLER OnEnter: Difference between revisions

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Move page script moved page UIHANDLER OnEnter to WoW:UIHANDLER OnEnter without leaving a redirect
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m (Move page script moved page UIHANDLER OnEnter to WoW:UIHANDLER OnEnter without leaving a redirect)
 
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== Description ==
== Description ==


The OnEnter handler is called when the user mouse pointer enters the frame.
The OnEnter handler is called when the user mouse pointer enters the frame.
A typical use for this event is to pop up a help tooltip, or a menu with option choices (for instance on a minimap button). The opposite of OnEnter is [[UIHANDLER OnLeave|OnLeave]]. If you decide to show something in OnEnter you should hide it again in the [[UIHANDLER OnLeave|OnLeave]] event handler.


== Arguments ==
== Arguments ==


Unknown
self - the frame being entered
 
motion - unknown
 
== Example ==
This example illustrates how to use OnEnter and [[UIHANDLER OnLeave|OnLeave]] to display a mouseover help text in the GameTooltip.
 
Declare the event handlers in the "Scripts" section of your frame:
 
<Frame name="MyFrame">
  <Scripts>
    <OnEnter> MyFrame_OnEnter() </OnEnter>
    <OnLeave> MyFrame_OnLeave() </OnLeave>
  </Scripts>
</Frame>
 
Place the actual functions in one of your LUA files:
 
function MyFrame_OnEnter()
  GameTooltip_SetDefaultAnchor( GameTooltip, UIParent )
  GameTooltip:SetText( "This text shows up when you mouse over\nthe MyFrame frame" )
  GameTooltip:Show()
end
function MyFrame_OnLeave()
  GameTooltip:Hide()
end
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