Bug 153387 Database item can't be dragged and dropped onto editor field
Steps to reproduce: 1.Start up BIRT in Mac OS X; 2.File->New->Project; 3.File->New->Report Design; 4.In Data Explorer, create a New Data Source, and choose "Classic Models Inc. Sample DataBase", press "Next" and then press "finish"; 5.In Data Explorer, create a New Data Set, press "Next"; 6.In the popup window, expand the "CLASSICMODELS", select and drag a item onto the editor field at right side.
data/org.eclipse.birt.report.data.oda.jdbc.ui/src/org/eclipse/birt/report/data/oda/jdbc/ui/editors/SQLDataSetEditorPage.java
JdbcPlugin.getResourceString( "tablepage.text.tabletype" ) );
		DbType viewType = new DbType( DbType.VIEW_TYPE,
				JdbcPlugin.getResourceString( "tablepage.text.viewtype" ) );
		DbType allType = new DbType( DbType.ALL_TYPE,
				JdbcPlugin.getResourceString( "tablepage.text.All" ) );
		DbType procedureType = new DbType( DbType.PROCEDURE_TYPE,
				JdbcPlugin.getResourceString( "tablepage.text.procedure" ) );
		
		dbTypeList.add( allType );
		dbTypeList.add( tableType );
		dbTypeList.add( viewType );
		if ( metaDataProvider.isProcedureSupported( ) )
			dbTypeList.add( procedureType );
		filterComboViewer.setContentProvider( new IStructuredContentProvider( ) {
			public Object[] getElements( Object inputElement )
			{
				if ( inputElement != null )
				{
					return ( (ArrayList) inputElement ).toArray( );
				}
				return new DbType[]{};
			}
			public void dispose( )
			{
			}
			public void inputChanged( Viewer viewer, Object oldInput,
					Object newInput )
			{
			}
		} );