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authorTristan Zur <tzur@web.web.ccwn.org>2014-03-27 22:27:47 +0100
committerTristan Zur <tzur@web.web.ccwn.org>2014-03-27 22:27:47 +0100
commitb62676ca5d3d6f6ba3f019ea3f99722e165a98d8 (patch)
tree86722cb80f07d4569f90088eeaea2fc2f6e2ef94 /js/dojo/dojox/dtl/Context.js
Initial commit of intern.ccwn.org contentsHEADmaster
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+//>>built
+define("dojox/dtl/Context", [
+ "dojo/_base/lang",
+ "./_base"
+], function(lang,dd){
+ /*=====
+ dd = dojox.dtl;
+ =====*/
+
+ /*=====
+ dd.Context = function(dict){
+ // summary: Represents a runtime context used by DTL templates.
+ }
+
+ =====*/
+ dd.Context = lang.extend(function(dict){
+ this._this = {};
+ dd._Context.call(this, dict);
+ }, dd._Context.prototype,
+ {
+ getKeys: function(){
+ // summary: Returns the set of keys exported by this context.
+ var keys = [];
+ for(var key in this){
+ if(this.hasOwnProperty(key) && key != "_this"){
+ keys.push(key);
+ }
+ }
+ return keys;
+ },
+ extend: function(/*dojox.dtl.Context|Object*/ obj){
+ // summary: Returns a clone of this context object, with the items from the
+ // passed objecct mixed in.
+ return lang.delegate(this, obj);
+ },
+ 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 dd.Context();
+ var keys = [];
+ var i, arg;
+ if(filter instanceof dd.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){
+ // summary: Sets the object on which to perform operations.
+ // _this: the this ref.
+ this._this = _this;
+ },
+ getThis: function(){
+ // summary: Gets the object on which to perform operations.
+ return this._this;
+ },
+ hasKey: function(/*String*/key){
+ // summary: Indicates whether the specified key is defined on this context.
+ // key: The key to look up.
+ if(this._getter){
+ var got = this._getter(key);
+ if(typeof got != "undefined"){
+ return true;
+ }
+ }
+
+ if(typeof this[key] != "undefined"){
+ return true;
+ }
+
+ return false;
+ }
+});
+return dojox.dtl.Context;
+}); \ No newline at end of file