这是一个ajax的例子大家好好的看看就是一个鱼眼的效果
源代码在线查看： context.js
if(!dojo._hasResource["dojox.dtl.Context"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code. dojo._hasResource["dojox.dtl.Context"] = true; dojo.provide("dojox.dtl.Context"); dojo.require("dojox.dtl._base"); dojox.dtl.Context = dojo.extend(function(dict){ this._this = {}; dojox.dtl._Context.call(this, dict); }, dojox.dtl._Context.prototype, { extend: function(/*dojox.dtl.Context|Object*/ obj){ // summary: Returns a clone of this context object, with the items from the // passed objecct mixed in. var context = new dojox.dtl.Context(); var keys = this.getKeys(); var i, key; for(i = 0; key = keys[i]; i++){ if(typeof obj[key] != "undefined"){ context[key] = obj[key]; }else{ context[key] = this[key]; } } if(obj instanceof dojox.dtl.Context){ keys = obj.getKeys(); }else if(typeof obj == "object"){ keys = []; for(key in obj){ keys.push(key); } } for(i = 0; key = keys[i]; i++){ context[key] = obj[key]; } return context; }, filter: function(/*dojox.dtl.Context|Object|String...*/ filter){ // summary: Returns a clone of this context, only containing the items // defined in the filter. var context = new dojox.dtl.Context(); var keys = []; var i, arg; if(filter instanceof dojox.dtl.Context){ keys = filter.getKeys(); }else if(typeof filter == "object"){ for(var key in filter){ keys.push(key); } }else{ for(i = 0; arg = arguments[i]; i++){ if(typeof arg == "string"){ keys.push(arg); } } } for(i = 0, key; key = keys[i]; i++){ context[key] = this[key]; } return context; }, setThis: function(/*Object*/ _this){ this._this = _this; }, getThis: function(){ return this._this; }, hasKey: function(key){ if(typeof this[key] != "undefined"){ return true; } for(var i = 0, dict; dict = this._dicts[i]; i++){ if(typeof dict[key] != "undefined"){ return true; } } return false; } }); }
