Framework7 - Acordeão
Descrição
O acordeão é um elemento de controle gráfico exibido como uma lista empilhada de itens. Cada acordeão pode ser expandido ou esticado para revelar o conteúdo associado a esse acordeão.
Layout dobrável
Ao usar um único elemento recolhível separado, você precisa omitir o elemento de invólucro de lista de acordeão .
A seguir está uma estrutura de layout recolhível -
<!-- 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>As seguintes classes são usadas para acordeão no Framework7 -
| S.Não | Classes e descrição |
|---|---|
| 1 | accordion-list É uma classe opcional, que contém um grupo de lista de itens de acordeão. |
| 2 | accordion-item É uma aula obrigatória para item acordeão único. |
| 3 | accordion-item-toggle É uma classe obrigatória usada para expandir o conteúdo do item de acordeão. |
| 4 | accordion-item-content É uma classe obrigatória usada para conteúdo de item de acordeão oculto. |
| 5 | accordion-item-expanded É um único item de acordeão expandido. |
Accordion JavaScript API
Os métodos da API JavaScript são usados para abrir e fechar o acordeão programaticamente.
Ele contém os seguintes métodos de API JavaScript -
myApp.accordionOpen(item) - Usado para abrir o acordeão.
myApp.accordionClose(item) - Usado para fechar o acordeão.
myApp.accordionToggle(item) - Usado para alternar acordeão.
Todos os métodos contêm um parâmetro denominado item que é HTML ou elemento string do item acordeão.
Eventos de Acordeão
O acordeão contém quatro eventos, conforme listado na tabela a seguir -
| S.Não | Evento | Alvo e descrição |
|---|---|---|
| 1 | abrir | Accordion item Ao abrir uma animação, este evento será disparado. |
| 2 | aberto | Accordion item Quando a abertura de uma animação for concluída, este evento será disparado. |
| 3 | Fechar | Accordion item Quando você fecha uma animação, este evento é disparado. |
| 4 | fechadas | Accordion item Quando o fechamento de uma animação for concluído, este evento será disparado. |
Vista de lista de acordeão
Na exibição de lista de acordeão, você pode usar o elemento de link de item em vez de alternar acordeão .
<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>Exemplo
O exemplo a seguir demonstra o uso de acordeão na Estrutura 7 -
<!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>Resultado
Vamos realizar as seguintes etapas para ver como funciona o código fornecido acima -
Salve o código HTML fornecido acima como accordion.html arquivo na pasta raiz do servidor.
Abra este arquivo HTML como http: //localhost/accordion.html e a saída é exibida conforme mostrado abaixo.
O exemplo fornece layout recolhível, que pode ser expandido para exibir o conteúdo associado ao acordeão.