Bug 140620 Chart scripting errors are ignored
Write a chart with an invalid script, the execution simply ignores the script. This makes it difficult to debug scripting. The error message is also not precise and needs improvements.
chart/org.eclipse.birt.chart.device.swt/src/org/eclipse/birt/chart/device/swt/SwtEventHandler.java
handleAction( al, event, true );
	}
	private synchronized void handleAction( List al, Object event,
			boolean cleanState )
	{
		if ( al == null || event == null )
		{
			return;
		}
		RegionAction ra;
		Action ac;
		Point p = null;
		if ( event instanceof MouseEvent )
		{
			p = new Point( ( (MouseEvent) event ).x, ( (MouseEvent) event ).y );
		}
		if ( event instanceof KeyEvent )
		{
			
		}
		boolean bFound = false;
		
		LOOP: for ( int i = 0; i < al.size( ); i++ )
		{
			ra = (RegionAction) al.get( i );
			if ( p == null || ra.contains( p, _gc ) )
			{
				ac = ra.getAction( );
				final StructureSource src = ra.getSource( );
				switch ( ac.getType( ).getValue( ) )