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Jquery-based webpage SELECT drop-down box beautification code

Source: Internet
Author: User
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1. solved the problem that some select beautification Code cannot trigger the onchange event of the original select control.
2. Multiple calls of $ ("..."). selectCss () are allowed to solve the problem that the Select options cannot be synchronized after update.

The usage is as follows:
Copy codeThe Code is as follows:
<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<Html xmlns = "http://www.w3.org/1999/xhtml">
<Head>
<Meta http-equiv = "Content-Type" content = "text/html; charset = UTF-8"/>
<Title> untitled document </title>
<Link href = "selectCss.css" rel = "stylesheet" type = "text/css"/>
<Script src = "jquery-1.3.2.min.js" type = "text/javascript"> </script>
<Script src = "selectCss. js" type = "text/javascript"> </script>
<Script type = "text/javascript">
$ (Document). ready (function (){
$ ("Select"). selectCss ();
});
</Script>
</Head>
<Body>
<Select name = "" onchange = "alert (this. value)" id = "select1">
<Option value = "1" title = "option"> option 1 </option>
<Option value = "2"> option 2 </option>
<Option value = "3"> option 3 </option>
</Select>
<Select name = "" id = "select2">
<Option value = "1"> option 31 </option>
<Option value = "2"> option 32 </option>
<Option value = "3"> select 33 </option>
</Select>
</Body>
</Html>

The main files include selectCss.css and selectCss. js.
SelectCss. js file code:
Copy codeThe Code is as follows:
(Function ($ ){
Function hideOptions (speed ){
If (speed. data) {speed = speed. data}
If ($ (document). data ("nowselectoptions "))
{
$ (Document). data ("nowselectoptions"). slideUp (speed );
$ (Document). data ("nowselectoptions"). prev ("div"). removeClass ("tag_select_open ");
$ (Document). data ("nowselectoptions", null );
$ (Document). unbind ("click", hideOptions );
$ (Document). unbind ("keyup", hideOptionsOnEscKey );
}
}
Function hideOptionsOnEscKey (e ){
Var myEvent = e | window. event;
Var keyCode = myEvent. keyCode;
If (keyCode = 27) hideOptions (e. data );
}
Function showOptions (speed ){
$ (Document). bind ("click", speed, hideOptions );
$ (Document). bind ("keyup", speed, hideOptionsOnEscKey );
$ (Document). data ("nowselectoptions"). slideDown (speed );
$ (Document). data ("nowselectoptions"). prev ("div"). addClass ("tag_select_open ");
}

$. Fn. selectCss = function (_ speed ){
$ (This). each (function (){
Var speed = _ speed | "fast ";
If ($ (this). data ("cssobj ")){
$ (This). data ("cssobj"). remove ();
}
$ (This). hide ();
Var divselect = $ ("<div> </div>"). insertAfter (this). addClass ("tag_select ");
$ (This). data ("cssobj", divselect );
Var divoptions = $ ("<ul> </ul>"). insertAfter (divselect). addClass ("tag_options"). hide ();
Divselect. click (function (e ){
If ($ (document). data ("nowselectoptions"). get (0 )! = $ (This). next ("ul"). get (0 )){
HideOptions (speed );
}
If (! $ (This). next ("ul"). is (": visible "))
{
E. stopPropagation ();
$ (Document). data ("nowselectoptions", $ (this). next ("ul "));
ShowOptions (speed );
}
});
Divselect. hover (function (){
$ (This). addClass ("tag_select_hover ");
}
,
Function (){
$ (This). removeClass ("tag_select_hover ");
});
$ (This). change (function (){
$ (This ). nextAll ("ul "). children ("li: eq (" + $ (this) [0]. selectedIndex + ")"). addClass ("open_selected "). siblings (). removeClass ("open_selected ");
$ (This ). next ("div" example .html ($ (this ). children ("option: eq (" + $ (this) [0]. selectedIndex + ")"). text ());
});
$ (This). children ("option"). each (function (I ){
Var lioption = $ ("<li> </li>" example .html ($ (this ). text ()). attr ("title", $ (this ). attr ("title ")). appendTo (divoptions );
If ($ (this). attr ("selected ")){
Lioption. addClass ("open_selected ");
Divselect.html ($ (this). text ());
}
Lioption. data ("option", this );
Lioption. click (function (){
Lioption. data ("option"). selected = true;
$ (Lioption. data ("option"). trigger ("change", true)
});
Lioption. hover (
Function () {$ (this). addClass ("open_hover ");},
Function () {$ (this). removeClass ("open_hover ");}
);
});
});
}
}) (JQuery );

SelectCss. Css file code:
Copy codeThe Code is as follows:
. Tag_select {display: block; color: #000; width: 179px; height: 23px; background: transparent url ("images/index_22.jpg") no-repeat 0 0; padding: 0 10px; line-height: 23px; color: # 7D7D7D; font-size: 12px; cursor: pointer}
. Tag_select_hover {color: # ff0000; background: transparent url ("selectbg.jpg") no-repeat 0 0 ;}
. Tag_select_open {color: # 0000ff; background: transparent url ("selectbg.jpg") no-repeat 0 0 ;}
Ul. tag_options {position: absolute; margin: 0; list-style: none; background: # fff; padding: 0 0 1px; margin: 0; width: 162px; height: 100px; overflow: hidden; overflow-y: auto; font-size: 12px; margin-left: 10px; cursor: pointer; z-index: 1000}
Ul. tag_options li {background: # fff; display: block; width: 140px; padding: 0 10px; height: 20px; text-decoration: none; line-height: 20px; color: #000; font-weight: normal; font-size: 12px}
Ul. tag_options li. open_hover {background: # 0000ff; color: #000; font-weight: normal; font-size: 12px}
Ul. tag_options li. open_selected {background: # ccc; font-size: 12px; font-weight: bold ;}

Selectbg.jpg image:

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