[FLEX-28936] itemRendererToIndex API is not returning correct index for header items after we click on a header item once

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Won't Fix
• Affects Version/s: Adobe Flex SDK 4.5.1 (Release)
• Component/s: mx: DataGrid
• Environment: Affected OS(s): All OS Platforms; Browser: Internet Explorer 8.x; Language Found: English
• Assignee: Adobe JIRA
• Reporter: Adobe JIRA
• Created: 03/Nov/11 00:26
• Updated: 08/Nov/11 04:04
• Resolved: 03/Nov/11 13:59

Description

Steps to reproduce:
1. Run the attached DataGridHeaderIssue.mxml
2. Click on first header item of first DataGrid. Index is shown as -2147483648 (This is correct for header items)
3. Click on the same header item again. Index is shown as 0 which is incorrect
4. Click on first header item of second DG. Index is shown as -2147483648 (This is correct for header items)
5. Click on the same header item again. Index is shown as -2147483648

Actual Results:
Index is shown as 0 for second and subsequent clicks on first DG

Expected Results:
Index should be shown as -2147483648 for any number of clicks on header items in first DG

Workaround (if any):
None

This was working fine in 3.5 SDK and issue is seen in both 3.6 and 4.6 SDKs.