Bug 198031 Legend interactivity does not work correctly for drill-throughs
Under Value (Y) Series enable interactivity for the event "Mouse Click" Set action to Hyperlink The type of the hyperlink is Drill-through and the target is the a sub-report Pass parameter to sub-report as row["value_of_the_legend_item"] Suppose there are 3 values, x,y and z No matter which legend item you click (x, y or z), z gets passed as param to the subreport
chart/org.eclipse.birt.chart.ui.extension/src/org/eclipse/birt/chart/ui/swt/composites/TriggerDataComposite.java
}
			}
		} );
	}
	private void init( )
	{
		this.setSize( getParent( ).getClientArea( ).width,
				getParent( ).getClientArea( ).height );
		triggersMap = new HashMap( );
		for ( int i = 0; i < triggersList.size( ); i++ )
		{
			Trigger trigger = (Trigger) triggersList.get( i );
			triggersMap.put( LiteralHelper.triggerConditionSet.getDisplayNameByName( trigger.getCondition( )
					.getName( ) ),
					trigger );
		}
	}
	private void placeComponents( )
	{
		
		GridLayout glCMPTrigger = new GridLayout( );
		glCMPTrigger.numColumns = 2;
		glCMPTrigger.horizontalSpacing = 16;
		glCMPTrigger.verticalSpacing = 5;
		
		slValues = new StackLayout( );
		
		GridLayout glURL = new GridLayout( );
		glURL.marginWidth = 2;
		glURL.marginHeight = 6;