Bug 135252 [Regression]Focus will lost when switching to script view
Steps to reproduce: 1.Select a data set 2.Click "Script" tab Expected result: Script view for the data set shows up Actual result: The focus on data set lost
UI/org.eclipse.birt.report.designer.ui.editors/src/org/eclipse/birt/report/designer/ui/editors/MultiPageReportEditor.java
firePropertyChange( IWorkbenchPartConstants.PROP_PART_NAME );
			getProvider( ).getReportModuleHandle( getEditorInput( ) )
					.setFileName( getProvider( ).getInputPath( getEditorInput( ) )
							.toOSString( ) );
		}
		updateRelatedViews( );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.part.EditorPart#isSaveAsAllowed()
	 */
	public boolean isSaveAsAllowed( )
	{
		return getActivePageInstance( ).isSaveAsAllowed( );
	}