[jira] [Updated] (FLEX-25146) Flex tree scrolling problems with larger item renderer

["Mihai Chira (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/FLEX-25146?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Mihai Chira updated FLEX-25146:
-------------------------------
    Summary: Flex tree scrolling problems with larger  item renderer  (was: Flex tree scrollong problems with lrger  item renderer)

> Flex tree scrolling problems with larger  item renderer
> -------------------------------------------------------
>
>                 Key: FLEX-25146
>                 URL: https://issues.apache.org/jira/browse/FLEX-25146
>             Project: Apache Flex
>          Issue Type: Bug
>          Components: mx: Tree
>    Affects Versions: Adobe Flex SDK 4.0 (Release)
>         Environment: Affected OS(s): Windows
> Affected OS(s): Windows XP
> Language Found: English
>            Reporter: Adobe JIRA
>
> Steps to reproduce:
>  Open the applicaltion,This contans flex tree withe MXTreeItemrenderer of variableRowHeight .open the last tree branch(use 1280 X 1024 resolution).
>  
>  Actual Results:
> 1.  When i open the tree last node and  trying to scroll down last item , unable to reach last item and some times scroll thumb is  coming out of list and adjusting some other branch in tree.
>  and working fine with varibale rowheight = false;
> 2.   if itemrenderer  height is large if you open tree with mouse wheel scrolling , or  scroll down to bottom before branch completely expanded produces an exception.
> TypeError: Error #1010: A term is undefined and has no properties.
>                 at mx.controls::List/adjustVerticalScrollPositionDownward()[E:\dev\4.0.0\frameworks\projects\framework\src\mx\controls\List.as:1042]
>                 at mx.controls::List/configureScrollBars()[E:\dev\4.0.0\frameworks\projects\framework\src\mx\controls\List.as:987]
>                 at mx.controls::List/scrollHandler()[E:\dev\4.0.0\frameworks\projects\framework\src\mx\controls\List.as:1626]
>                 at mx.controls::Tree/scrollHandler()[E:\dev\4.0.0\frameworks\projects\framework\src\mx\controls\Tree.as:2893]
>                 at flash.events::EventDispatcher/dispatchEventFunction()
>                 at flash.events::EventDispatcher/dispatchEvent()
>                 at mx.core::UIComponent/dispatchEvent()[E:\dev\4.0.0\frameworks\projects\framework\src\mx\core\UIComponent.as:12266]
>                 at mx.controls.scrollClasses::ScrollBar/http://www.adobe.com/2006/flex/mx/internal::dispatchScrollEvent()[E:\dev\4.0.0\frameworks\projects\framework\src\mx\controls\scrollClasses\ScrollBar.as:1438]
>                 at mx.controls.scrollClasses::ScrollThumb/mouseMoveHandler()[E:\dev\4.0.0\frameworks\projects\framework\src\mx\controls\scrollClasses\ScrollThumb.as:216]
>  Thank you.
> Regards
> Shashidhar



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