Revision 42811 trunk/org.gvsig.desktop/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.mapcontext/org.gvsig.fmap.mapcontext.api/src/main/java/org/gvsig/fmap/mapcontext/layers/LayerChangeSupport.java
| LayerChangeSupport.java | ||
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import org.gvsig.fmap.mapcontext.rendering.legend.events.LegendChangedEvent; |
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import org.gvsig.fmap.mapcontext.rendering.legend.events.listeners.LegendListener; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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* |
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*/ |
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public class LayerChangeSupport {
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private static final Logger logger = LoggerFactory.getLogger(LayerChangeSupport.class); |
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/** |
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* <p>The legend listeners of a layer.</p> |
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*/ |
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* @param listener the legend listener |
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*/ |
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public void addLayerListener(LegendListener listener) {
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listeners.add(listener); |
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if( listener == null ) {
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return; |
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} |
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listeners.add(listener); |
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} |
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/** |
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*/ |
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public void callLegendChanged(LegendChangedEvent e) {
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for (LegendListener listener : listeners) {
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listener.legendChanged(e); |
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try {
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listener.legendChanged(e); |
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} catch(Exception ex) {
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logger.warn("Error calling listener '"+listener.toString()+"'.",ex);
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} |
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} |
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} |
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} |
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