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

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