webui-aria2/js/libs/dojox/dtl/_Templated.js.uncompressed.js
2012-05-01 19:52:07 +08:00

148 lines
3.9 KiB
JavaScript

//>>built
define("dojox/dtl/_Templated", [
"dojo/_base/declare",
"./_base",
"dijit/_TemplatedMixin",
"dojo/dom-construct",
"dojo/cache",
"dojo/_base/array",
"dojo/string",
"dojo/parser",
"dijit/_base/manager"
], function(declare,dd,TemplatedMixin, domConstruct,Cache,Array,dString,Parser,dijitMgr){
/*=====
Cache = dojo.cache;
dString = dojo.string;
Parser = dojo.parser;
TemplatedMixin = dijit._TemplatedMixin;
dd = dojox.dtl;
=====*/
return declare("dojox.dtl._Templated", TemplatedMixin, {
// summary: The base-class for DTL-templated widgets.
_dijitTemplateCompat: false,
buildRendering: function(){
// summary: The method overrides dijit._TemplatedMixin.startup.
var node;
if(this.domNode && !this._template){
return;
}
if(!this._template){
var t = this.getCachedTemplate(
this.templatePath,
this.templateString,
this._skipNodeCache
);
if(t instanceof dd.Template) {
this._template = t;
}else{
node = t;
}
}
if(!node){
var context = new dd._Context(this);
if(!this._created){
delete context._getter;
}
var nodes = domConstruct.toDom(
this._template.render(context)
);
// TODO: is it really necessary to look for the first node?
if(nodes.nodeType !== 1 && nodes.nodeType !== 3){
// nodes.nodeType === 11
// the node is a document fragment
for(var i = 0, l = nodes.childNodes.length; i < l; ++i){
node = nodes.childNodes[i];
if(node.nodeType == 1){
break;
}
}
}else{
// the node is an element or a text
node = nodes;
}
}
this._attachTemplateNodes(node, function(n,p){
return n.getAttribute(p);
});
if(this.widgetsInTemplate){
//Make sure dojoType is used for parsing widgets in template.
//The Parser.query could be changed from multiversion support.
var parser = Parser, qry, attr;
if(parser._query != "[dojoType]"){
qry = parser._query;
attr = parser._attrName;
parser._query = "[dojoType]";
parser._attrName = "dojoType";
}
//Store widgets that we need to start at a later point in time
var cw = (this._startupWidgets = Parser.parse(node, {
noStart: !this._earlyTemplatedStartup,
inherited: {dir: this.dir, lang: this.lang}
}));
//Restore the query.
if(qry){
parser._query = qry;
parser._attrName = attr;
}
this._supportingWidgets = dijitMgr.findWidgets(node);
this._attachTemplateNodes(cw, function(n,p){
return n[p];
});
}
if(this.domNode){
domConstruct.place(node, this.domNode, "before");
this.destroyDescendants();
domConstruct.destroy(this.domNode);
}
this.domNode = node;
this._fillContent(this.srcNodeRef);
},
_templateCache: {},
getCachedTemplate: function(templatePath, templateString, alwaysUseString){
// summary:
// Layer for dijit._Templated.getCachedTemplate
var tmplts = this._templateCache;
var key = templateString || templatePath;
if(tmplts[key]){
return tmplts[key];
}
templateString = dString.trim(templateString || Cache(templatePath, {sanitize: true}));
if( this._dijitTemplateCompat &&
(alwaysUseString || templateString.match(/\$\{([^\}]+)\}/g))
){
templateString = this._stringRepl(templateString);
}
// If we always use a string, or find no variables, just store it as a node
if(alwaysUseString || !templateString.match(/\{[{%]([^\}]+)[%}]\}/g)){
return tmplts[key] = domConstruct.toDom(templateString);
}else{
return tmplts[key] = new dd.Template(templateString);
}
},
render: function(){
// summary: Renders the widget.
this.buildRendering();
},
startup: function(){
// summary: The method overrides dijit._TemplatedMixin.startup.
Array.forEach(this._startupWidgets, function(w){
if(w && !w._started && w.startup){
w.startup();
}
});
this.inherited(arguments);
}
});
});