Revision 1279054

Transferred from the Adobe Open Source Subversion Repository

Revision: 17978
Author:   hmuller@adobe.com
Date:     2010-09-30T23:20:34.653070Z

Log Message: 
-----------
Restored support for ColumnHeaderBar event dispatching and added support for interactive column resizing.

Fixed support for DataGrid,Grid requestedColumnCount.

Renamed protected grid event handler methods, added an underscore: grid_RollOverHandler, grid_RollOutHandler, grid_MouseUpHandler, grid_MouseDownHandler.

Added SEPARATOR_DOUBLE_CLICK GridEvent type.

Remove unused private Grid/isEventTargetExcludeded() method.

QE notes:
Doc notes: 
Bugs: SDK-28005, SDK-26364
Reviewer: Kevin
Tests run: checkin, mustella cyclone 
Is noteworthy for integration: no

Modified Paths:
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<path kind="file" action="M">/private/flex/sdk/branches/hero_private/frameworks/projects/spark/src/spark/components/Grid.as</path>
<path kind="file" action="M">/private/flex/sdk/branches/hero_private/frameworks/projects/spark/src/spark/events/GridEvent.as</path>
<path kind="file" action="M">/private/flex/sdk/branches/hero_private/frameworks/projects/spark/src/spark/components/ColumnHeaderBar.as</path>
<path kind="file" action="M">/private/flex/sdk/branches/hero_private/frameworks/projects/spark/src/spark/components/supportClasses/GridColumn.as</path>
<path kind="file" action="M">/private/flex/sdk/branches/hero_private/frameworks/projects/spark/src/spark/components/DataGrid.as</path>
<path kind="file" action="M">/private/flex/sdk/branches/hero_private/frameworks/projects/spark/defaults.css</path>
<path kind="file" action="M">/private/flex/sdk/branches/hero_private/frameworks/projects/spark/src/spark/components/supportClasses/ColumnHeaderBarLayout.as</path>