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2026-08-05 06:23:38 +00:00 · 2015-04-19 16:00:31 +08:00
parent ee7bb5f1f5
commit cc7f928696
4 changed files with 249 additions and 0 deletions
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+
+/*
+ * 描述：提供基本的AJAX、JSON、事件绑定
+ * 时间：2015-04-14
+ * */
+;(function(exports){
+	
+	//JSON
+	function jsonParse(data){
+		if(JSON){
+			return JSON.parse(data);
+		}else{
+			return (new Function('return' + data))();
+		}
+	}
+	
+	//AJAX
+	function ajax(options, callback){
+		var method = options.method || 'GET';
+		var url = options.url || '';
+		var xmlHttp = null;
+		
+		if(window.XMLHttpRequest){
+			xmlHttp = new XMLHttpRequest();
+		}
+		
+		if(window.ActiveXObject){
+			xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
+		}
+		
+		xmlHttp.open(method, url, true);
+		xmlHttp.onreadystatechange = function(){
+			if(xmlHttp.readyState === 4 && xmlHttp.status === 200){
+				callback(jsonParse(xmlHttp.responseText));
+			}
+		}
+		xmlHttp.send();
+	}
+	
+	//事件绑定
+	function addEvent(el, type, callback){
+		if(!el){
+			return;
+		}
+		if(el.addEventListener){
+			el.addEventListener(type, callback);
+		}else{
+			el.attachEvent('on' + type, callback);
+		}
+		return callback;
+	}
+	
+	//Tip
+	var ID_STRING = '_____wlh_tip___0088';
+	function tipShow(){
+		var body = document.getElementsByTagName('body')[0];
+		if(document.getElementById(ID_STRING)){
+			 document.getElementById(ID_STRING).style.display = 'block';
+			 body.style.overflow = 'hidden';
+			 return;
+		}
+		var el = document.createElement('div');
+		el.style.zIndex = 1000;
+		el.style.width = '300px';
+		el.style.height = '150px';
+		el.style.backgroundColor = '#FFF';
+		el.style.position = 'fixed';
+		el.style.left = '30%';
+		el.style.top = '40%';
+		el.style.opacity = 0.9;
+		el.style.color = '#00B7FF';
+		el.style.lineHeight = '150px';
+		el.style.fontSize = '16px';
+		el.style.paddingLeft = '20px';
+		el.style.borderRadius = '3px';
+		el.innerHTML = '数据正在处理, 请等待......';
+		el.id = ID_STRING;
+		
+		body.style.overflow = 'hidden';
+		body.appendChild(el);
+		return;
+	}
+	
+	function tipHide(){
+		var body = document.getElementsByTagName('body')[0];
+		if(document.getElementById(ID_STRING)){
+			 document.getElementById(ID_STRING).style.display = 'none';
+			 body.style.overflow = 'auto';
+		}
+	}
+	
+	exports.ajax = ajax;
+	exports.addEvent = addEvent;
+	exports.tipShow = tipShow;
+	exports.tipHide = tipHide;
+	
+})(window);