Source: widgets/SpwHeatAndCluster.js

/**
 * @class spw.widgets.SpwHeatAndCluster
 */
define(["dojo/_base/declare", "spw/api/SpwBaseTemplatedWidget", "dojo/text!./templates/SpwHeatAndCluster.html",
        "dojo/i18n!./nls/SpwHeatAndCluster","dojo/dom-style", "dojo/on", "dojo/dom-construct", "dojo/_base/lang",
        "dojo/_base/array","dijit/form/CheckBox","dijit/registry"],
		function(declare, SpwBaseTemplatedWidget, tmpl,
				labels,domStyle, on, domConstruct, lang, 
				array,CheckBox,registry) {
	return declare("spw.widgets.SpwHeatAndCluster", [SpwBaseTemplatedWidget], /** @lends spw.widgets.SpwHeatAndCluster.prototype */{
		
		templateString: tmpl,
		labels: labels,
		
        /**
         * @constructs
         * @param config
         */
		constructor: function() {
		},
		
		postCreate: function(){
			this.inherited(arguments);
			
			if(this.mapServices && this.mapServices.length > 0){
				array.forEach(this.mapServices, function(mapService){
					if(typeof(mapService.checked)==="undefined"){
						mapService.checked = false;
					}
				});
			}
		},
		
		onActivate: function(){
			this.inherited(arguments);
			
			domConstruct.empty(this.heatAndClusterDiv.id);
			
			if(this.mapServices && this.mapServices.length > 0){
				
				var table = domConstruct.create("table");
				domConstruct.place(table,this.heatAndClusterDiv);
				
				array.forEach(this.mapServices, lang.hitch(this,function(mapService,index){
					
					if(registry.byId("checkbox_heatAndCluster"+index))
						registry.byId("checkbox_heatAndCluster"+index).destroy();
					
					var tr = domConstruct.create("tr");
					domConstruct.place(tr,table);
					
					var td_cb = domConstruct.create("td",{"id":"checkbox_heatAndCluster"+index});
					domConstruct.place(td_cb,tr);
					
					var td_label = domConstruct.create("td",{"innerHTML":mapService.label});
					domConstruct.place(td_label,tr);
					
					new CheckBox({
				        checked: mapService.checked,
				        onChange: lang.hitch(this,function(checked){
				        	if(checked){
				        		mapService.checked = true;
				        		this.spwViewer.get('spwMap').addMapService(mapService);
				        	}
				        	else{
				        		mapService.checked = false;
				        		this.spwViewer.get('spwMap').removeMapService(mapService.serviceId);
				        	}
				        })
				    }, "checkbox_heatAndCluster"+index).startup();
					
					if(mapService.checked){
						this.spwViewer.get('spwMap').addMapService(mapService);
					}
				}));
			}
			else{
				this.heatAndClusterDiv.innerHTML = this.labels.noServicesLabel;
			}
		},
		
		onDeactivate: function(){
			this.inherited(arguments);
			
			array.forEach(this.mapServices, lang.hitch(this,function(mapService){
				if(mapService.checked)
					this.spwViewer.get('spwMap').removeMapService(mapService.serviceId);
			}));
		}
	});
});