Bug 166029 Help context displays only the first time in data set query editor[0703]
Help context displays only the first time in data set query editor Build number: 2.2.0.v20061128-0824 Steps to reproduce: 1.new a report 2.new a JDBC data source: Driver:jdbc:oracle:thin:@spmdb:1521:test Database URL:jdbc:oracle:thin:@spmdb:1521:test user:root,password:root 3.new a set using above data source,in data set query input "select * from" 4.then input "CORDER.",then help context list displays 5.then delete the query and reinput "select * from CORDER." Expected result: help context list will be displayed whenever you input Actual result: Help context list was displayed in the first time and after that nothing is displayed. Error log: N/A
data/org.eclipse.birt.report.data.oda.jdbc.ui/src/org/eclipse/birt/report/data/oda/jdbc/ui/editors/SQLDataSetEditorPage.java
/**
	 * Adds drop support to viewer.Must set viewer before execution.
	 *  
	 */
	public void addDropSupportToViewer( )
	{
		final StyledText text = viewer.getTextWidget( );
		DropTarget dropTarget = new DropTarget( text, DND.DROP_COPY
				| DND.DROP_DEFAULT );
		dropTarget.setTransfer( new Transfer[]{
			TextTransfer.getInstance( )
		} );
		dropTarget.addDropListener( new DropTargetAdapter( ) {
			public void dragEnter( DropTargetEvent event )
			{
				text.setFocus( );
				if ( event.detail == DND.DROP_DEFAULT )
					event.detail = DND.DROP_COPY;
				if ( event.detail != DND.DROP_COPY )
					event.detail = DND.DROP_NONE;
			}
			public void dragOver( DropTargetEvent event )
			{
				event.feedback = DND.FEEDBACK_SCROLL | DND.FEEDBACK_SELECT;
			}
			public void dragOperationChanged( DropTargetEvent event )
			{
				dragEnter( event );
			}
			public void drop( DropTargetEvent event )