1005: Visualize coherence within individual group

Task-Url: https://pm.winseda.de/issues/1005

js/groupview.js

@@ -11,8 +11,15 @@ function GroupView() {
 	
 	var _this = this;
 	this.query("queryMembers", "#group-members-container", function(data) {
-    	_this.loadSignificantTerms();
-    	_this.query("queryCandidates", "#group-candidates-container");
+		$(".group-members-loading").hide();
+	});
+	
+	this.loadSignificantTerms(function(data) {
+		$(".significant-terms-loading").hide();
+	});
+	
+	this.query("queryCandidates", "#group-candidates-container", function(data) {
+		$(".group-candidates-loading").hide();
 	});
 };
 
@@ -76,7 +83,7 @@ GroupView.prototype.setupCloud = function() {
 	};
 };
 
-GroupView.prototype.loadSignificantTerms = function() {
+GroupView.prototype.loadSignificantTerms = function(callback) {
 	var _this = this; 
 	$.ajax({
 	    url: __util.composeUrl("groups/" + _this.groupId + "/significantTerms?size=" + _this.options.wordcloud.tagcount),
@@ -86,6 +93,9 @@ GroupView.prototype.loadSignificantTerms = function() {
 	    	if (data!=null && data!=undefined && data.length>0) {
 	    		$("#significant-terms-cloud").show();
 	    		_this.fillSignificantTerms(data);
+	    		if (callback!==undefined && callback!==null) {
+	        		callback(data);
+	        	}
 	    	}	    
 	    },
 		error: __util.processServerError