git.pond.sub.org Git - eow/blob - static/dojo-release-1.1.1/dijit/Declaration.js

   1 if(!dojo._hasResource["dijit.Declaration"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
   2 dojo._hasResource["dijit.Declaration"] = true;
   3 dojo.provide("dijit.Declaration");
   4 dojo.require("dijit._Widget");
   5 dojo.require("dijit._Templated");
   6
   7 dojo.declare(
   8         "dijit.Declaration",
   9         dijit._Widget,
  10         {
  11                 // summary:
  12                 //              The Declaration widget allows a user to declare new widget
  13                 //              classes directly from a snippet of markup.
  14
  15                 _noScript: true,
  16                 widgetClass: "",
  17                 replaceVars: true,
  18                 defaults: null,
  19                 mixins: [],
  20                 buildRendering: function(){
  21                         var src = this.srcNodeRef.parentNode.removeChild(this.srcNodeRef);
  22                         var preambles = dojo.query("> script[type='dojo/method'][event='preamble']", src).orphan();
  23                         var scripts = dojo.query("> script[type^='dojo/']", src).orphan();
  24                         var srcType = src.nodeName;
  25
  26                         var propList = this.defaults||{};
  27
  28                         // map array of strings like [ "dijit.form.Button" ] to array of mixin objects
  29                         // (note that dojo.map(this.mixins, dojo.getObject) doesn't work because it passes
  30                         // a bogus third argument to getObject(), confusing it)
  31                         this.mixins = this.mixins.length ?
  32                                 dojo.map(this.mixins, function(name){ return dojo.getObject(name); } ) :
  33                                 [ dijit._Widget, dijit._Templated ];
  34
  35                         if(preambles.length){
  36                                 // we only support one preamble. So be it.
  37                                 propList.preamble = dojo.parser._functionFromScript(preambles[0]);
  38                         }
  39
  40                         var parsedScripts = dojo.map(scripts, function(s){
  41                                 var evt = s.getAttribute("event")||"postscript";
  42                                 return {
  43                                         event: evt,
  44                                         func: dojo.parser._functionFromScript(s)
  45                                 };
  46                         });
  47
  48                         // do the connects for each <script type="dojo/connect" event="foo"> block and make
  49                         // all <script type="dojo/method"> tags execute right after construction
  50                         this.mixins.push(function(){
  51                                 dojo.forEach(parsedScripts, function(s){
  52                                         dojo.connect(this, s.event, this, s.func);
  53                                 }, this);
  54                         });
  55
  56                         propList.widgetsInTemplate = true;
  57                         propList._skipNodeCache = true;
  58                         propList.templateString = "<"+srcType+" class='"+src.className+"' dojoAttachPoint='"+(src.getAttribute("dojoAttachPoint")||'')+"' dojoAttachEvent='"+(src.getAttribute("dojoAttachEvent")||'')+"' >"+src.innerHTML.replace(/\%7B/g,"{").replace(/\%7D/g,"}")+"</"+srcType+">";
  59                         // console.debug(propList.templateString);
  60
  61                         // strip things so we don't create stuff under us in the initial setup phase
  62                         dojo.query("[dojoType]", src).forEach(function(node){
  63                                 node.removeAttribute("dojoType");
  64                         });
  65
  66                         // create the new widget class
  67                         dojo.declare(
  68                                 this.widgetClass,
  69                                 this.mixins,
  70                                 propList
  71                         );
  72                 }
  73         }
  74 );
  75
  76 }