jitk_addresources.js

来自「esri的ArcGIS Server超级学习模板程序（for java）」· JavaScript 代码 · 共 49 行

var JitkAddResources = new function() {
	var setInit = false;
	
	this.init = function(){
  		//register postback tag handler
  		EsriControls.addPostBackTagHandler("jitk-resource-response", JitkAddResources.tagHandler)	
	}

	/* Process postback xml response and update content */
	this.tagHandler = function(xml, eventSources) {
  		//update elements on page with values
  		if (!xml) return;
  		alert(xml.getElementsByTagName("jitk-error-url").item(0).firstChild.nodeValue);
	}
		
	this.setResources = function(mapId, resources, zval){		
		if (!resources || resources == 'null') return;
		var zoom = true;
		if (zval && zval.toLowerCase() == 'false') zoom = false;
		 
		if (!setInit) this.init();
				
  		var map = EsriControls.maps[mapId];
  		var formId = map.formId;
  		var url = EsriUtils.getServerUrl(formId);

  		//set required param id
  		var required_param = "addResources";

  		//build request params
  		var params = encodeURIComponent(required_param) + "=" + encodeURIComponent(required_param) + "&mapId=" + encodeURIComponent(mapId) + "&formId=" + encodeURIComponent(formId) + "&";

  		params += "resources=" + encodeURIComponent(resources);
  		
  		params += "&zoom=" + encodeURIComponent(zoom);

  		//add request param for all form fields in argument form
  		params += (params.endsWith("&") ? "" : "&") + EsriUtils.buildRequestParams(formId);

  		//show loading image
  		map.showLoading();

  		//send ajax request and pass EsriControls.processPostBack function to process response
  		var xh = EsriUtils.sendAjaxRequest(url, params, false, function() { EsriControls.processPostBack(xh); });
	}
	
	var self = this;
}