lib/dijit/form/_FormValueWidget.js.uncompressed.js

   1 define("dijit/form/_FormValueWidget", [
   2         "dojo/_base/declare", // declare
   3         "dojo/_base/sniff", // has("ie")
   4         "./_FormWidget",
   5         "./_FormValueMixin"
   6 ], function(declare, has, _FormWidget, _FormValueMixin){
   7
   8 /*=====
   9 var _FormWidget = dijit.form._FormWidget;
  10 var _FormValueMixin = dijit.form._FormValueMixin;
  11 =====*/
  12
  13 // module:
  14 //              dijit/form/_FormValueWidget
  15 // summary:
  16 //              FormValueWidget
  17
  18
  19 return declare("dijit.form._FormValueWidget", [_FormWidget, _FormValueMixin],
  20 {
  21         // summary:
  22         //              Base class for widgets corresponding to native HTML elements such as <input> or <select> that have user changeable values.
  23         // description:
  24         //              Each _FormValueWidget represents a single input value, and has a (possibly hidden) <input> element,
  25         //              to which it serializes it's input value, so that form submission (either normal submission or via FormBind?)
  26         //              works as expected.
  27
  28         // Don't attempt to mixin the 'type', 'name' attributes here programatically -- they must be declared
  29         // directly in the template as read by the parser in order to function. IE is known to specifically
  30         // require the 'name' attribute at element creation time.  See #8484, #8660.
  31
  32         _layoutHackIE7: function(){
  33                 // summary:
  34                 //              Work around table sizing bugs on IE7 by forcing redraw
  35
  36                 if(has("ie") == 7){ // fix IE7 layout bug when the widget is scrolled out of sight
  37                         var domNode = this.domNode;
  38                         var parent = domNode.parentNode;
  39                         var pingNode = domNode.firstChild || domNode; // target node most unlikely to have a custom filter
  40                         var origFilter = pingNode.style.filter; // save custom filter, most likely nothing
  41                         var _this = this;
  42                         while(parent && parent.clientHeight == 0){ // search for parents that haven't rendered yet
  43                                 (function ping(){
  44                                         var disconnectHandle = _this.connect(parent, "onscroll",
  45                                                 function(){
  46                                                         _this.disconnect(disconnectHandle); // only call once
  47                                                         pingNode.style.filter = (new Date()).getMilliseconds(); // set to anything that's unique
  48                                                         setTimeout(function(){ pingNode.style.filter = origFilter }, 0); // restore custom filter, if any
  49                                                 }
  50                                         );
  51                                 })();
  52                                 parent = parent.parentNode;
  53                         }
  54                 }
  55         }
  56 });
  57
  58 });