[birt-dev] CheckIn: Bugzilla#144157, 143685(partial) - [Accessibility]Ke

["Yulin Wang" <yulin.wang@xxxxxxxxxxx>]

- Summary:
[Accessibility]Keyboard functionality in color chooser

- Bugzilla Bug (s) Resolved:
144157, 143685(partial)

- Description:
Added following behavior
1. Set operation tag be true when traversing by tab
2. Render border line in canvas when it's focus control
3. Redraw the canvas when focus out/in
4. Added key events. Press Down Arrow to open, Up Arrow to close

- Tests Description: Manual test
- Notes to Build Team: None
- Notes to Developers: None
- Notes to QA: None
- Notes to Documentation: None

- Files Edited:
/org.eclipse.birt.chart.ui.extension/src/org/eclipse/birt/chart/ui/swt/composites/FillCanvas.java
/org.eclipse.birt.chart.ui.extension/src/org/eclipse/birt/chart/ui/swt/composites/FillChooserComposite.java

- Files Added:

- Files Deleted