88 lines
1.9 KiB
JavaScript
88 lines
1.9 KiB
JavaScript
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if(!dojo._hasResource["dojox.dtl.Context"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
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dojo._hasResource["dojox.dtl.Context"] = true;
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dojo.provide("dojox.dtl.Context");
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dojo.require("dojox.dtl._base");
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dojox.dtl.Context = dojo.extend(function(dict){
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this._this = {};
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dojox.dtl._Context.call(this, dict);
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}, dojox.dtl._Context.prototype,
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{
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extend: function(/*dojox.dtl.Context|Object*/ obj){
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// summary: Returns a clone of this context object, with the items from the
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// passed objecct mixed in.
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var context = new dojox.dtl.Context();
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var keys = this.getKeys();
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var i, key;
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for(i = 0; key = keys[i]; i++){
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if(typeof obj[key] != "undefined"){
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context[key] = obj[key];
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}else{
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context[key] = this[key];
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}
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}
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if(obj instanceof dojox.dtl.Context){
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keys = obj.getKeys();
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}else if(typeof obj == "object"){
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keys = [];
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for(key in obj){
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keys.push(key);
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}
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}
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for(i = 0; key = keys[i]; i++){
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context[key] = obj[key];
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}
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return context;
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},
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filter: function(/*dojox.dtl.Context|Object|String...*/ filter){
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// summary: Returns a clone of this context, only containing the items
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// defined in the filter.
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var context = new dojox.dtl.Context();
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var keys = [];
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var i, arg;
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if(filter instanceof dojox.dtl.Context){
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keys = filter.getKeys();
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}else if(typeof filter == "object"){
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for(var key in filter){
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keys.push(key);
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}
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}else{
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for(i = 0; arg = arguments[i]; i++){
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if(typeof arg == "string"){
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keys.push(arg);
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}
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}
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}
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for(i = 0, key; key = keys[i]; i++){
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context[key] = this[key];
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}
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return context;
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},
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setThis: function(/*Object*/ _this){
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this._this = _this;
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},
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getThis: function(){
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return this._this;
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},
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hasKey: function(key){
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if(typeof this[key] != "undefined"){
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return true;
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}
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for(var i = 0, dict; dict = this._dicts[i]; i++){
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if(typeof dict[key] != "undefined"){
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return true;
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}
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}
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return false;
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}
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});
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}
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