Liste déroulante jQuery

Bonsoir

Exemple (page de test, il suffit de copier-coller le code pour la tester) :
Code:
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<!DOCTYPE html>
<html lang="fr" dir="ltr">
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="initial-scale=1.0">
    <meta name="author" content="Daniel Hagnoul">
    <title>Forum jQuery</title>
    <script src="http://cdnjs.cloudflare.com/ajax/libs/headjs/1.0.3/head.min.js"></script>
    <link rel="stylesheet" href='http://fonts.googleapis.com/css?family=Sofia|Ubuntu:400|Kreon'>
    <script>
        "use strict";
 
        var debugBool = true;
 
         /*
          * J'utilise head.js pour charger CSS et JS de manière asynchrone 
          * et parallèle, mais les fichiers sont exécute dans l'ordre.
          * Voir la documentation et l'API : http://headjs.com/
          * Les polices de caractères et le fichier head.js doivent être 
          * inclus manuellement.
          */
        head.load(
            "http://danielhagnoul.developpez.com/styles/dvjhRemBase.css",
            "http://code.jquery.com/ui/1.11.0/themes/sunny/jquery-ui.css",
            "http://code.jquery.com/qunit/qunit-1.14.0.css",
            "http://danielhagnoul.developpez.com/styles/flags16.css",
            { "d3" : "http://d3js.org/d3.v3.min.js" },
            { "d3Hello" : "http://danielhagnoul.developpez.com/lib/dvjh/d3Hello.js" },
            { "jquery" : "http://code.jquery.com/jquery-2.1.1.min.js" },
            { "jqueryui" : "http://code.jquery.com/ui/1.11.0/jquery-ui.min.js" },
            { "datefr" : "http://danielhagnoul.developpez.com/lib/dvjh/datefr.js" },
            { "qunit" : "http://code.jquery.com/qunit/qunit-1.14.0.js" },
            { "testsQUnit" : "http://danielhagnoul.developpez.com/lib/dvjh/testsQUnit.js" }
        );      
    </script>
    <style>
        /* Nota bene : ici 1 rem est égal à 10 px, voir dvjhRemBase.css */
 
/*-- Début code du test --*/
 
div.f16 { margin: 12px; width: 236px; height: auto; background-color: ivory; border: 1px solid grey; }
.ui-autocomplete-input { width: 200px; border: none; }
 
/*-- Fin code du test --*/
 
    </style>
</head>
<body>
    <header>
        <h1>Forum jQuery</h1>
        <h2>
            <a href="">Lien</a>
        </h2>
    </header>
    <section class="conteneur">
        <nav>
 
<!-- Début code du test -->
 
 
<!-- Fin code du test -->
 
        </nav>
        <article>
 
<!-- Début code du test -->
 
<div class="f16">
    <span id="flagID" class="flag"></span> <input id="country" placeholder="Country name" type="text">
</div>
 
 
<!-- Fin code du test -->
 
        </article>
        <article class="qunit">
            <div id="qunit"></div>
            <div id="qunit-fixture"></div>
        </article>
    </section>
    <footer class="h-entry">
        <time class="dt-published" datetime="2014-01-22T10:36:43.443+0100">2014-01-22T10:36:43.443+0100</time>
        <a class="p-author h-card" href="http://www.developpez.net/forums/u285162/danielhagnoul/">Daniel Hagnoul</a>
        <a class="u-url" href="http://danielhagnoul.developpez.com/">Mon cahier d’exercices</a>
        <a class="u-url" href="http://javascript.developpez.com/faq/jquery/">FAQ</a>
        <a class="u-url" href="http://javascript.developpez.com/cours/?page=frameworks#jquery">Tutoriels</a>
    </footer>
    <script>
        "use strict";
        /*
         * Chargeur de code head.js, document ready et fichiers chargés.
         */
        head.ready( [ 
                "d3", "d3Hello", 
                "jquery", "jqueryui", "datefr",
                "qunit", "testsQUnit"
            ], function(){
 
/* Début code du test */
 
$( function(){ // forme abrégée de $(document).ready(function(){
 
    var countries = [
          ["Afghanistan","Af"],
          ["Åland Islands","Ax"],
          ["Albania","Al"],
          ["Algeria","Dz"],
          ["American Samoa","As"],
          ["Andorra","Ad"],
          ["Angola","Ao"],
          ["Anguilla","Ai"],
          ["Antarctica","Aq"],
          ["Antigua and Barbuda","Ag"],
          ["Argentina","Ar"],
          ["Armenia","Am"],
          ["Aruba","Aw"],
          ["Australia","Au"],
          ["Austria","at"],
          ["Azerbaijan","Az"],
          ["Bahamas","Bs"],
          ["Bahrain","Bh"],
          ["Bangladesh","Bd"],
          ["Barbados","Bb"],
          ["Belarus","by"],
          ["Belgium","Be"],
          ["Belize","Bz"],
          ["Benin","Bj"],
          ["Bermuda","Bm"],
          ["Bhutan","Bt"],
          ["Bolivia, Plurinational State of","Bo"],
          ["Bonaire, Saint Eustatius and Saba","Bq"],
          ["Bosnia and Herzegovina","Ba"],
          ["Botswana","Bw"],
          ["Bouvet Island","Bv"],
          ["Brazil","Br"],
          ["British Indian Ocean Territory","Io"],
          ["Brunei Darussalam","Bn"],
          ["Bulgaria","Bg"],
          ["Burkina Faso","Bf"],
          ["Burundi","Bi"],
          ["Cambodia","Kh"],
          ["Cameroon","Cm"],
          ["Canada","Ca"],
          ["Cape Verde","Cv"],
          ["Cayman Islands","Ky"],
          ["Central African Republic","Cf"],
          ["Chad","Td"],
          ["Chile","Cl"],
          ["China","Cn"],
          ["Christmas Island","Cx"],
          ["Cocos (Keeling) Islands","Cc"],
          ["Colombia","Co"],
          ["Comoros","Km"],
          ["Congo","Cg"],
          ["Congo, the Democratic Republic of the","Cd"],
          ["Cook Islands","Ck"],
          ["Costa Rica","Cr"],
          ["Côte D'ivoire","Ci"],
          ["Croatia","Hr"],
          ["Cuba","Cu"],
          ["Curaçao","Cw"],
          ["Cyprus","Cy"],
          ["Czech Republic","Cz"],
          ["Denmark","Dk"],
          ["Djibouti","Dj"],
          ["Dominica","Dm"],
          ["Dominican Republic","Do"],
          ["Ecuador","Ec"],
          ["Egypt","Eg"],
          ["El Salvador","Sv"],
          ["Equatorial Guinea","Gq"],
          ["Eritrea","Er"],
          ["Estonia","Ee"],
          ["Ethiopia","Et"],
          ["Falkland Islands (Malvinas)","Fk"],
          ["Faroe Islands","Fo"],
          ["Fiji","Fj"],
          ["Finland","Fi"],
          ["France","Fr"],
          ["French Guiana","Gf"],
          ["French Polynesia","Pf"],
          ["French Southern Territories","Tf"],
          ["Gabon","Ga"],
          ["Gambia","Gm"],
          ["Georgia","Ge"],
          ["Germany","De"],
          ["Ghana","Gh"],
          ["Gibraltar","Gi"],
          ["Greece","Gr"],
          ["Greenland","Gl"],
          ["Grenada","Gd"],
          ["Guadeloupe","Gp"],
          ["Guam","Gu"],
          ["Guatemala","Gt"],
          ["Guernsey","Gg"],
          ["Guinea","Gn"],
          ["Guinea-Bissau","Gw"],
          ["Guyana","Gy"],
          ["Haiti","Ht"],
          ["Heard Island and Mcdonald Islands","Hm"],
          ["Holy See (Vatican City State)","Va"],
          ["Honduras","Hn"],
          ["Hong Kong","Hk"],
          ["Hungary","Hu"],
          ["Iceland","Is"],
          ["India","in"],
          ["Indonesia","Id"],
          ["Iran, Islamic Republic of","Ir"],
          ["Iraq","Iq"],
          ["Ireland","Ie"],
          ["Isle of Man","Im"],
          ["Israel","Il"],
          ["Italy","It"],
          ["Jamaica","Jm"],
          ["Japan","Jp"],
          ["Jersey","Je"],
          ["Jordan","Jo"],
          ["Kazakhstan","Kz"],
          ["Kenya","Ke"],
          ["Kiribati","Ki"],
          ["Korea, Democratic People's Republic of","Kp"],
          ["Korea, Republic of","Kr"],
          ["Kuwait","Kw"],
          ["Kyrgyzstan","Kg"],
          ["Lao People's Democratic Republic","La"],
          ["Latvia","Lv"],
          ["Lebanon","Lb"],
          ["Lesotho","Ls"],
          ["Liberia","Lr"],
          ["Libyan Arab Jamahiriya","Ly"],
          ["Liechtenstein","Li"],
          ["Lithuania","Lt"],
          ["Luxembourg","Lu"],
          ["Macao","Mo"],
          ["Macedonia, the Former Yugoslav Republic of","Mk"],
          ["Madagascar","Mg"],
          ["Malawi","Mw"],
          ["Malaysia","My"],
          ["Maldives","Mv"],
          ["Mali","Ml"],
          ["Malta","Mt"],
          ["Marshall Islands","Mh"],
          ["Martinique","Mq"],
          ["Mauritania","Mr"],
          ["Mauritius","Mu"],
          ["Mayotte","Yt"],
          ["Mexico","Mx"],
          ["Micronesia, Federated States of","Fm"],
          ["Moldova, Republic of","Md"],
          ["Monaco","Mc"],
          ["Mongolia","Mn"],
          ["Montenegro","Me"],
          ["Montserrat","Ms"],
          ["Morocco","Ma"],
          ["Mozambique","Mz"],
          ["Myanmar","Mm"],
          ["Namibia","Na"],
          ["Nauru","Nr"],
          ["Nepal","Np"],
          ["Netherlands","Nl"],
          ["New Caledonia","Nc"],
          ["New Zealand","Nz"],
          ["Nicaragua","Ni"],
          ["Niger","Ne"],
          ["Nigeria","Ng"],
          ["Niue","Nu"],
          ["Norfolk Island","Nf"],
          ["Northern Mariana Islands","Mp"],
          ["Norway","No"],
          ["Oman","Om"],
          ["Pakistan","Pk"],
          ["Palau","Pw"],
          ["Palestinian Territory, Occupied","Ps"],
          ["Panama","Pa"],
          ["Papua New Guinea","Pg"],
          ["Paraguay","Py"],
          ["Peru","Pe"],
          ["Philippines","Ph"],
          ["Pitcairn","Pn"],
          ["Poland","Pl"],
          ["Portugal","Pt"],
          ["Puerto Rico","Pr"],
          ["Qatar","Qa"],
          ["Réunion","Re"],
          ["Romania","Ro"],
          ["Russian Federation","Ru"],
          ["Rwanda","Rw"],
          ["Saint Barthélemy","Bl"],
          ["Saint Helena, Ascension and Tristan Da Cunha","Sh"],
          ["Saint Kitts and Nevis","Kn"],
          ["Saint Lucia","Lc"],
          ["Saint Martin (French Part)","Mf"],
          ["Saint Pierre and Miquelon","Pm"],
          ["Saint Vincent and the Grenadines","Vc"],
          ["Samoa","Ws"],
          ["San Marino","Sm"],
          ["Sao Tome and Principe","St"],
          ["Saudi Arabia","Sa"],
          ["Senegal","Sn"],
          ["Serbia","Rs"],
          ["Seychelles","Sc"],
          ["Sierra Leone","Sl"],
          ["Singapore","Sg"],
          ["Sint Maarten (Dutch Part)","Sx"],
          ["Slovakia","Sk"],
          ["Slovenia","Si"],
          ["Solomon Islands","Sb"],
          ["Somalia","So"],
          ["South Africa","Za"],
          ["South Georgia and the South Sandwich Islands","Gs"],
          ["Spain","Es"],
          ["Sri Lanka","Lk"],
          ["Sudan","Sd"],
          ["Suriname","Sr"],
          ["Svalbard and Jan Mayen","Sj"],
          ["Swaziland","Sz"],
          ["Sweden","Se"],
          ["Switzerland","Ch"],
          ["Syrian Arab Republic","Sy"],
          ["Taiwan, Province of China","Tw"],
          ["Tajikistan","Tj"],
          ["Tanzania, United Republic of","Tz"],
          ["Thailand","Th"],
          ["Timor-Leste","Tl"],
          ["Togo","Tg"],
          ["Tokelau","Tk"],
          ["Tonga","to"],
          ["Trinidad and Tobago","Tt"],
          ["Tunisia","Tn"],
          ["Turkey","Tr"],
          ["Turkmenistan","Tm"],
          ["Turks and Caicos Islands","Tc"],
          ["Tuvalu","Tv"],
          ["Uganda","Ug"],
          ["Ukraine","Ua"],
          ["United Arab Emirates","Ae"],
          ["United Kingdom","Gb"],
          ["United States","Us"],
          ["United States Minor Outlying Islands","Um"],
          ["Uruguay","Uy"],
          ["Uzbekistan","Uz"],
          ["Vanuatu","Vu"],
          ["Venezuela, Bolivarian Republic of","Ve"],
          ["Viet Nam","Vn"],
          ["Virgin Islands, British","Vg"],
          ["Virgin Islands, U.S.","Vi"],
          ["Wallis and Futuna","Wf"],
          ["Western Sahara","Eh"],
          ["Yemen","Ye"],
          ["Zambia","Zm"],
          ["Zimbabwe","Zw"]
    ];
 
    var jObjFlag =  $( "#flagID" ),
        countryNames = countries.map( function( country ){            
            return {
                "label" : country[ 1 ] + " " + country[ 0 ],
                "value" : country[ 0 ]
            };
        });
 
    $( "#country" )
        .autocomplete({
            "source" : countryNames,
            "select" : function( event, ui ){
                jObjFlag
                    .removeClass()
                    .addClass( "flag" )
                    .addClass( ui.item.label.split(" ")[ 0 ].toLowerCase() );
            }
        });
 
});
 
/* Fin code du test */
 
            if ( debugBool ){
               console.log( ISOformat( new Date() ) );
 
                $( ".qunit" ).show();
 
                testQUnitSelector( "App", [ 
                    ".conteneur", "#country", "#flagID"
                ] );
 
                testQUnitID( "App", [ 
                    "qunit", "qunit-fixture", "country", "flagID"
                ] );
            }
 
        });
    </script>
</body>
</html>