webui-aria2/js/libs/dijit/Declaration.js.uncompressed.js
2012-05-01 19:52:07 +08:00

114 lines
3.9 KiB
JavaScript

//>>built
define("dijit/Declaration", [
"dojo/_base/array", // array.forEach array.map
"dojo/_base/connect", // connect.connect
"dojo/_base/declare", // declare
"dojo/_base/lang", // lang.getObject
"dojo/parser", // parser._functionFromScript
"dojo/query", // query
"./_Widget",
"./_TemplatedMixin",
"./_WidgetsInTemplateMixin",
"dojo/NodeList-dom"
], function(array, connect, declare, lang, parser, query, _Widget, _TemplatedMixin, _WidgetsInTemplateMixin){
/*=====
var _Widget = dijit._Widget;
var _TemplatedMixin = dijit._TemplatedMixin;
var _WidgetsInTemplateMixin = dijit._WidgetsInTemplateMixin;
=====*/
// module:
// dijit/Declaration
// summary:
// The Declaration widget allows a developer to declare new widget
// classes directly from a snippet of markup.
return declare("dijit.Declaration", _Widget, {
// summary:
// The Declaration widget allows a developer to declare new widget
// classes directly from a snippet of markup.
// _noScript: [private] Boolean
// Flag to parser to leave alone the script tags contained inside of me
_noScript: true,
// stopParser: [private] Boolean
// Flag to parser to not try and parse widgets declared inside of me
stopParser: true,
// widgetClass: [const] String
// Name of class being declared, ex: "acme.myWidget"
widgetClass: "",
// propList: [const] Object
// Set of attributes for this widget along with default values, ex:
// {delay: 100, title: "hello world"}
defaults: null,
// mixins: [const] String[]
// List containing the prototype for this widget, and also any mixins,
// ex: ["dijit._Widget", "dijit._Container"]
mixins: [],
buildRendering: function(){
var src = this.srcNodeRef.parentNode.removeChild(this.srcNodeRef),
methods = query("> script[type^='dojo/method']", src).orphan(),
connects = query("> script[type^='dojo/connect']", src).orphan(),
srcType = src.nodeName;
var propList = this.defaults || {};
// For all methods defined like <script type="dojo/method" data-dojo-event="foo">,
// add that method to prototype.
// If there's no "event" specified then it's code to run on instantiation,
// so it becomes a connection to "postscript" (handled below).
array.forEach(methods, function(s){
var evt = s.getAttribute("event") || s.getAttribute("data-dojo-event"),
func = parser._functionFromScript(s);
if(evt){
propList[evt] = func;
}else{
connects.push(s);
}
});
// map array of strings like [ "dijit.form.Button" ] to array of mixin objects
// (note that array.map(this.mixins, lang.getObject) doesn't work because it passes
// a bogus third argument to getObject(), confusing it)
this.mixins = this.mixins.length ?
array.map(this.mixins, function(name){ return lang.getObject(name); } ) :
[ _Widget, _TemplatedMixin, _WidgetsInTemplateMixin ];
propList._skipNodeCache = true;
propList.templateString =
"<"+srcType+" class='"+src.className+"'" +
" data-dojo-attach-point='"+
(src.getAttribute("data-dojo-attach-point") || src.getAttribute("dojoAttachPoint") || '')+
"' data-dojo-attach-event='"+
(src.getAttribute("data-dojo-attach-event") || src.getAttribute("dojoAttachEvent") || '')+
"' >"+src.innerHTML.replace(/\%7B/g,"{").replace(/\%7D/g,"}")+"</"+srcType+">";
// create the new widget class
var wc = declare(
this.widgetClass,
this.mixins,
propList
);
// Handle <script> blocks of form:
// <script type="dojo/connect" data-dojo-event="foo">
// and
// <script type="dojo/method">
// (Note that the second one is just shorthand for a dojo/connect to postscript)
// Since this is a connect in the declaration, we are actually connection to the method
// in the _prototype_.
array.forEach(connects, function(s){
var evt = s.getAttribute("event") || s.getAttribute("data-dojo-event") || "postscript",
func = parser._functionFromScript(s);
connect.connect(wc.prototype, evt, func);
});
}
});
});