[FLEX-34625] Setting focus with a zero size component and focusThickness causes RTE

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: Apache Flex 4.13.0, Apache Flex 4.14.0
• Fix Version/s: Apache Flex 4.14.0
• Component/s: Focus Manager
• Labels: FocusSkin
• Environment: Adobe AIR
• Assignee: Mihai Chira
• Reporter: Marcus Wilkinson
• Created: 26/Oct/14 20:57
• Updated: 06/Jan/15 15:44
• Resolved: 06/Jan/15 15:44

Description

HighlightBitmapCaptureSkin.updateDisplayList() may instantiate a BitmapData object with a zero area which will cause a ctor runtime error #2015.

Steps to reproduce: run the attached AIR application mxml.

RTE:
ArgumentError: Error #2015: Invalid BitmapData.
at flash.display::BitmapData/ctor()
at flash.display::BitmapData()
at spark.skins.spark::HighlightBitmapCaptureSkin/updateDisplayList()[C:\Users\evolverine\Adobe Flash Builder 4.7\FLEX-34649\src\spark\skins\spark\HighlightBitmapCaptureSkin.as:171]
at spark.skins.spark::FocusSkin/updateDisplayList()[C:\Users\evolverine\workspace\sdk\frameworks\projects\spark\src\spark\skins\spark\FocusSkin.as:126]
at mx.core::UIComponent/validateDisplayList()[C:\Users\evolverine\workspace\sdk\frameworks\projects\framework\src\mx\core\UIComponent.as:9531]
at mx.managers::LayoutManager/validateDisplayList()[C:\Users\evolverine\workspace\sdk\frameworks\projects\framework\src\mx\managers\LayoutManager.as:744]
at mx.managers::LayoutManager/doPhasedInstantiation()[C:\Users\evolverine\workspace\sdk\frameworks\projects\framework\src\mx\managers\LayoutManager.as:827]
at mx.managers::LayoutManager/doPhasedInstantiationCallback()[C:\Users\evolverine\workspace\sdk\frameworks\projects\framework\src\mx\managers\LayoutManager.as:1188]