Framework7 - Fisarmonica
Descrizione
La fisarmonica è un elemento di controllo grafico visualizzato come un elenco di elementi in pila. Ogni fisarmonica può essere espansa o allungata per rivelare il contenuto associato a quella fisarmonica.
Layout pieghevole
Quando si utilizza un singolo elemento comprimibile separato, è necessario omettere l' elemento wrapper dell'elenco a fisarmonica .
Di seguito è riportata una struttura di layout pieghevole:
<!-- Single collapsible element ------>
<div class = "accordion-item">
<div class = "accordion-item-toggle"></div>
<div class = "accordion-item-content"></div>
</div>
<!-- Separate collapsible element -->
<div class = "accordion-item">
<div class = "accordion-item-toggle"></div>
<div class = "accordion-item-content"></div>
</div>Le seguenti classi sono utilizzate per la fisarmonica in Framework7:
| S.No | Classi e descrizione |
|---|---|
| 1 | accordion-list È una classe opzionale, che contiene un gruppo di elenchi di elementi di fisarmonica. |
| 2 | accordion-item È una classe richiesta per un articolo a fisarmonica singola. |
| 3 | accordion-item-toggle È una classe richiesta utilizzata per espandere il contenuto degli elementi della fisarmonica. |
| 4 | accordion-item-content È una classe richiesta utilizzata per il contenuto di elementi di fisarmonica nascosti. |
| 5 | accordion-item-expanded Si tratta di un unico elemento di fisarmonica espanso. |
API JavaScript per fisarmonica
I metodi API JavaScript vengono utilizzati per aprire e chiudere la fisarmonica a livello di programmazione.
Contiene i seguenti metodi API JavaScript:
myApp.accordionOpen(item) - Usato per aprire la fisarmonica.
myApp.accordionClose(item) - Usato per chiudere la fisarmonica.
myApp.accordionToggle(item) - Usato per attivare la fisarmonica.
Tutti i metodi contengono un parametro chiamato elemento che è HTML o elemento stringa di accordion-item.
Eventi di fisarmonica
La fisarmonica contiene quattro eventi come elencato nella tabella seguente:
| S.No | Evento | Target e descrizione |
|---|---|---|
| 1 | Aperto | Accordion item Quando apri un'animazione, questo evento verrà attivato. |
| 2 | ha aperto | Accordion item Quando l'apertura di un'animazione è completata, questo evento verrà attivato. |
| 3 | vicino | Accordion item Quando chiudi un'animazione, questo evento verrà attivato. |
| 4 | chiuso | Accordion item Quando la chiusura di un'animazione è completata, questo evento verrà attivato. |
Visualizzazione elenco fisarmonica
Nella visualizzazione elenco a fisarmonica, puoi utilizzare l' elemento link elemento invece di fisarmonica-toggle .
<div class = "list-block accordion-list">
<ul>
<li class = "accordion-item">
<a href = "" class = "item-link item-content">
<div class = "item-inner">
<div class = "item-title">1st Item</div>
</div>
</a>
<div class = "accordion-item-content">Content for 1st Item...</div>
</li>
<li class = "accordion-item">
<a href = "" class = "item-link item-content">
<div class = "item-inner">
<div class = "item-title">2nd Item</div>
</div>
</a>
<div class = "accordion-item-content">Content for 2nd Item...</div>
</li>
</ul>
</div>Esempio
L'esempio seguente mostra l'uso della fisarmonica nel Framework7:
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no, minimal-ui">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<title>Accordion</title>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/framework7/1.4.2/css/framework7.ios.min.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/framework7/1.4.2/css/framework7.ios.colors.min.css">
</head>
<body>
<div class="views">
<div class="view view-main">
<div class="pages">
<div data-page="home" class="page navbar-fixed">
<div class="navbar">
<div class="navbar-inner">
<div class="left"> </div>
<div class="center">Accordion</div>
<div class="right"> </div>
</div>
</div>
<div class="page-content">
<div class="content-block-title">List of Programming Lagauges</div>
<div class="list-block accordion-list">
<ul>
<li class="accordion-item">
<a href="#" class="item-content item-link">
<div class="item-inner">
<div class="item-title">C</div>
</div>
</a>
<div class="accordion-item-content">
<div class="content-block">
<p>C is a general-purpose, procedural, imperative computer programming language developed in 1972 by Dennis M. Ritchie at the Bell Telephone Laboratories to develop the UNIX operating system. C is the most widely used computer language. It keeps fluctuating at number one scale of popularity along with Java programming language, which is also equally popular and most widely used among modern software programmers.</p>
</div>
</div>
</li>
<li class="accordion-item">
<a href="#" class="item-content item-link">
<div class="item-inner">
<div class="item-title">C++</div>
</div>
</a>
<div class="accordion-item-content">
<div class="content-block">
<p>C++ is a middle-level programming language developed by Bjarne Stroustrup starting in 1979 at Bell Labs. C++ runs on a variety of platforms, such as Windows, Mac OS, and the various versions of UNIX.
This reference will take you through simple and practical approach while learning C++ Programming language.
</p>
</div>
</div>
</li>
<li class="accordion-item">
<a href="#" class="item-content item-link">
<div class="item-inner">
<div class="item-title">Java</div>
</div>
</a>
<div class="accordion-item-content">
<div class="content-block">
<p>Java is a high-level programming language originally developed by Sun Microsystems and released in 1995. Java runs on a variety of platforms, such as Windows, Mac OS, and the various versions of UNIX. This tutorial gives a complete understanding of Java.
This reference will take you through simple and practical approach while learning Java Programming language.
</p>
</div>
</div>
</li>
</ul>
</div>
<div class="content-block-title">Separate Collapsibles</div>
<div class="list-block">
<ul>
<li class="accordion-item">
<a href="#" class="item-content item-link">
<div class="item-inner">
<div class="item-title">C</div>
</div>
</a>
<div class="accordion-item-content">
<div class="content-block">
<p >C is a general-purpose, procedural, imperative computer programming language developed in 1972 by Dennis M. Ritchie at the Bell Telephone Laboratories to develop the UNIX operating system. C is the most widely used computer language. It keeps fluctuating at number one scale of popularity along with Java programming language, which is also equally popular and most widely used among modern software programmers.</p>
</div>
</div>
</li>
<li class="accordion-item">
<a href="#" class="item-content item-link">
<div class="item-inner">
<div class="item-title">C++</div>
</div>
</a>
<div class="accordion-item-content">
<div class="content-block">
<p>C++ is a middle-level programming language developed by Bjarne Stroustrup starting in 1979 at Bell Labs. C++ runs on a variety of platforms, such as Windows, Mac OS, and the various versions of UNIX.
This reference will take you through simple and practical approach while learning C++ Programming language.
</p>
</div>
</div>
</li>
<li class="accordion-item">
<a href="#" class="item-content item-link">
<div class="item-inner">
<div class="item-title">Java</div>
</div>
</a>
<div class="accordion-item-content">
<div class="content-block">
<p>Java is a high-level programming language originally developed by Sun Microsystems and released in 1995. Java runs on a variety of platforms, such as Windows, Mac OS, and the various versions of UNIX. This tutorial gives a complete understanding of Java.
This reference will take you through simple and practical approach while learning Java Programming language.
</p>
</div>
</div>
</li>
</ul>
</div>
<div class="content-block-title">Custom Accordion</div>
<div class="content-block accordion-list custom-accordion">
<div class="accordion-item">
<div class="accordion-item-toggle"><i class="icon icon-plus">+</i><i class="icon icon-minus">-</i><span>C</span></div>
<div class="accordion-item-content">
<p>C is a general-purpose, procedural, imperative computer programming language developed in 1972 by Dennis M. Ritchie at the Bell Telephone Laboratories to develop the UNIX operating system. C is the most widely used computer language. It keeps fluctuating at number one scale of popularity along with Java programming language, which is also equally popular and most widely used among modern software programmers.</p>
</div>
</div>
<div class="accordion-item">
<div class="accordion-item-toggle"><i class="icon icon-plus">+</i><i class="icon icon-minus">-</i><span>C++</span></div>
<div class="accordion-item-content">
<p>C++ is a middle-level programming language developed by Bjarne Stroustrup starting in 1979 at Bell Labs. C++ runs on a variety of platforms, such as Windows, Mac OS, and the various versions of UNIX.
This reference will take you through simple and practical approach while learning C++ Programming language.
</p>
</div>
</div>
<div class="accordion-item">
<div class="accordion-item-toggle"><i class="icon icon-plus">+</i><i class="icon icon-minus">-</i><span>Java</span></div>
<div class="accordion-item-content">
<p>Java is a high-level programming language originally developed by Sun Microsystems and released in 1995. Java runs on a variety of platforms, such as Windows, Mac OS, and the various versions of UNIX. This tutorial gives a complete understanding of Java.
This reference will take you through simple and practical approach while learning Java Programming language.
</p>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/framework7/1.4.2/js/framework7.min.js"></script>
<style>.custom-accordion{padding-left:0;padding-right:0;}.custom-accordion .accordion-item-toggle{padding:0px 15px;height:44px;line-height:44px;font-size:17px;color:#000;border-bottom:1px solid rgba(0,0,0,0.15);cursor:pointer;}.custom-accordion .accordion-item-toggle:active{background:rgba(0,0,0,0.15);}.custom-accordion .accordion-item-toggle span{display:inline-block;margin-left:15px;}.custom-accordion .accordion-item:last-child .accordion-item-toggle{border-bottom:none;}.custom-accordion .icon-plus,.custom-accordion .icon-minus{display:inline-block;width:22px;height:22px;border:1px solid #000;border-radius:100%;line-height:20px;text-align:center;}.custom-accordion .icon-minus{display:none;}.custom-accordion .accordion-item-expanded .icon-minus{display:inline-block;}.custom-accordion .accordion-item-expanded .icon-plus{display:none;}.custom-accordion .accordion-item-content{padding:0px 15px;}</style>
<script>
// here initialize the app
var myApp = new Framework7();
// If your using custom DOM library, then save it to $$ variable
var $$ = Dom7;
// Add the view
var mainView = myApp.addView('.view-main', {
// enable the dynamic navbar for this view:
dynamicNavbar: true
});
</script>
</body>
</html>Produzione
Eseguiamo i seguenti passaggi per vedere come funziona il codice sopra indicato:
Salva il codice HTML sopra indicato come accordion.html file nella cartella principale del server.
Apri questo file HTML come http: //localhost/accordion.html e l'output viene visualizzato come mostrato di seguito.
L'esempio fornisce un layout comprimibile, che può essere espanso per visualizzare il contenuto associato alla fisarmonica.