Bug 201042 [Accessibility]Chart scritp should not add by auto when click the down in keyboard[17]
Description: Chart scritp should not add by auto when click the down in keyboard[0704] Step: 1. New a chart and switch to script view. 2. Let the point on the script function selection. 3. Click the down on keyboard. Actual result: A function will add by auto. Expected result: Customer can not select the function under the second function by keyboard, and it should not be added by auto.
chart/org.eclipse.birt.chart.ui.extension/src/org/eclipse/birt/chart/ui/swt/composites/TriggerDataComposite.java
.getType( )
				.getName( ) );
	}
	private void updateTrigger( String triggerType )
	{
		if ( triggerType == null || triggerType.length( ) == 0 )
		{
			return;
		}
		if ( cmbActionType.getSelectionIndex( ) <= 0 )
		{
			cmbTriggerType.unmarkSelection( triggerType );
			return;
		}
		cmbTriggerType.markSelection( triggerType );
		Object oldTrigger = triggersMap.get( triggerType );
		Object newTrigger = getTrigger( );
		if ( oldTrigger != null )
		{
			int index = triggersList.indexOf( oldTrigger );
			if ( index >= 0 )
			{
				triggersList.set( index, newTrigger );
			}
		}
		else
		{
			triggersList.add( newTrigger );
		}
		triggersMap.put( triggerType, newTrigger );