# Tween class with onEnterFrame

**URL:** https://forum.kirupa.com/t/tween-class-with-onenterframe/191905
**Category:** flash
**Created:** [June 23, 2006, 8:18pm UTC](https://forum.kirupa.com/t/tween-class-with-onenterframe/191905 "2006-06-23T20:18:08Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![takethetrain](https://avatars.discourse-cdn.com/v4/letter/t/ba8739/32.png) [@takethetrain](https://forum.kirupa.com/u/takethetrain)
#### Post date: [June 23, 2006, 8:18pm UTC](https://forum.kirupa.com/t/tween-class-with-onenterframe/191905/1 "2006-06-23T20:18:08Z")

</div>

I put a movieclip I created (located in the library) on the stage with AS, then dynamically drew a white box on top of it. The tween is meant to fade the the white box to 0, but…nothing! Anybody see some syntax errors I’m missing?

```
ActionScript Code:
[FONT=Courier New][LEFT][COLOR=#0000FF]stop[/COLOR][COLOR=#000000]([/COLOR][COLOR=#000000])[/COLOR];

```

[COLOR=#0000FF]import[/COLOR] mx.[COLOR=#000080]transitions[/COLOR].[COLOR=#000080]Tween[/COLOR];  
[COLOR=#0000FF]import[/COLOR] mx.[COLOR=#000080]transitions[/COLOR].[COLOR=#000080]easing[/COLOR].\*;

[COLOR=#808080]_//White box (for use in transitions)_[/COLOR]  
[COLOR=#0000FF]this[/COLOR].[COLOR=#0000FF]createEmptyMovieClip[/COLOR]COLOR=#000000[/COLOR];  
transBox.[COLOR=#0000FF]moveTo[/COLOR][COLOR=#000000]([/COLOR][COLOR=#000080]0[/COLOR], [COLOR=#000080]0[/COLOR][COLOR=#000000])[/COLOR];  
transBox.[COLOR=#0000FF]beginFill[/COLOR]COLOR=#000000[/COLOR];  
transBox.[COLOR=#0000FF]lineTo[/COLOR][COLOR=#000000]([/COLOR][COLOR=#000080]1280[/COLOR], [COLOR=#000080]0[/COLOR][COLOR=#000000])[/COLOR];  
transBox.[COLOR=#0000FF]lineTo[/COLOR][COLOR=#000000]([/COLOR][COLOR=#000080]1280[/COLOR], [COLOR=#000080]800[/COLOR][COLOR=#000000])[/COLOR];  
transBox.[COLOR=#0000FF]lineTo[/COLOR][COLOR=#000000]([/COLOR][COLOR=#000080]0[/COLOR], [COLOR=#000080]800[/COLOR][COLOR=#000000])[/COLOR];  
transBox.[COLOR=#0000FF]lineTo[/COLOR][COLOR=#000000]([/COLOR][COLOR=#000080]0[/COLOR], [COLOR=#000080]0[/COLOR][COLOR=#000000])[/COLOR];  
transBox.[COLOR=#0000FF]endFill[/COLOR];

[COLOR=#0000FF]this[/COLOR].[COLOR=#0000FF]attachMovie[/COLOR][COLOR=#000000]([/COLOR][COLOR=#FF0000]“gradient”[/COLOR], [COLOR=#FF0000]“colorGrad”[/COLOR], [COLOR=#000080]1[/COLOR][COLOR=#000000])[/COLOR];

[COLOR=#0000FF]this[/COLOR].[COLOR=#0000FF]onEnterFrame[/COLOR] = [COLOR=#000000] **function** [/COLOR]COLOR=#000000[/COLOR] [COLOR=#000000]{[/COLOR]  
[COLOR=#000000] **var** [/COLOR] transTween:Tween = [COLOR=#000000] **new** [/COLOR] Tween[COLOR=#000000]([/COLOR]transBox, [COLOR=#FF0000]"\_alpha"[/COLOR], Strong.[COLOR=#000080]easeOut[/COLOR], [COLOR=#000080]100[/COLOR], [COLOR=#000080]0[/COLOR], [COLOR=#000080]1[/COLOR], [COLOR=#000000] **true** [/COLOR][COLOR=#000000])[/COLOR];  
transTween.[COLOR=#000080]onMotionFinished[/COLOR] = [COLOR=#000000] **function** [/COLOR]COLOR=#000000[/COLOR] [COLOR=#000000]{[/COLOR]  
[COLOR=#0000FF]delete[/COLOR] [COLOR=#0000FF]this[/COLOR].[COLOR=#0000FF]onEnterFrame[/COLOR]COLOR=#000000[/COLOR];  
[COLOR=#000000]}[/COLOR]  
[COLOR=#000000]}[/COLOR]  
[/LEFT]  
[/FONT]