[birt-dev] Checkln:Fix bugzilla bug147385Data Set Parameters Page's Dire

["Mingxia Wu" <mwu@xxxxxxxxxxx>]

Title: Checkln:Fix bugzilla bug147385Data Set Parameters Page's Direction value should reflect whether a Data Set type supports Input/Output Parameters

- Summary:
Fix bugzilla bug 147385 Data Set Parameters Page's Direction value should reflect whether a Data Set type supports Input/Output Parameters

- Bugzilla Bug (s) Resolved:
147385

- Description:
The parameter direction in parameters page is decided by the dataSource extendsion’s dataSetUI.supportInParameters and supportsOutParameters attributes. This change makes it clear for user to define the dataset parameter. Meanwhile, do some refactor in dataset editor page.

- Tests Description:
Manual test

- Notes to Build Team:

- Notes to Developers:

- Notes to QA:  

- Notes to Documentation:  

- Files Edited:
/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/data/ui/dataset/DataSetParametersPage.java
/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/data/ui/dataset/DataSetEditor.java

- Files Added:
/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/data/ui/dataset/HistoryToolBar.java

- Files Deleted