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Added support for "first option is auto-selected in a drop-down" functionality.

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This commit is contained in:
John Resig 2007-07-08 16:28:45 +00:00
parent 52c6739c20
commit 6f0c9a5fd7
1 changed files with 21 additions and 0 deletions
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21
build/runtest/env.js
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@ -305,6 +305,27 @@ var window = this;
set checked(val) { return this.setAttribute("checked",val); }, set checked(val) { return this.setAttribute("checked",val); },
get selected() { get selected() {
if ( !this._selectDone ) {
this._selectDone = true;
if ( this.nodeName == "OPTION" && !this.parentNode.getAttribute("multiple") ) {
var opt = this.parentNode.getElementsByTagName("option");
if ( this == opt[0] ) {
var select = true;
for ( var i = 1; i < opt.length; i++ )
if ( opt[i].selected ) {
select = false;
break;
}
if ( select )
this.selected = true;
}
}
}
var val = this.getAttribute("selected"); var val = this.getAttribute("selected");
return val != "false" && !!val; return val != "false" && !!val;
}, },