Руководство Bootstrap Spinner
1. Bootstrap Spinner
Вы можете использовать Bootstrap Spinner, чтобы отобразить статус скачивания (loading state) приложения, или любой другой процесс. Bootstrap Spinner построен только с HTML и CSS поэтому вам не понадобится Javascript для его создания, но возможно вам понадобится немного Javascript для управления его скрытия или отображения.
Самый простой способ создания Spinner:
<!-- Spinner -->
<div class="spinner-border"></div>
Создайте Spinner подходящий устройству Screen Reader:
Spinner
<div class="spinner-border" role="status">
<span class="sr-only">Loading...</span>
</div>
role = "status" | Оповещает устройтсву Screen Reader что это элемент описывающий процесс (статус) работы. |
<span class="sr-only">
Loading... </span> | Это скрытый элемент в обычных устройствах, но он может быть найдет устройством Screen Reader. |
Виды Spinner у Bootstrap:
.spinner-border / .spinner-grow
<div class="spinner-border" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-grow" role="status">
<span class="sr-only">Loading...</span>
</div>
Смотрите полный пример:
spinners-example.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Spinner Example</title>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
</head>
<body>
<div class="container">
<h4 class="mb-4 mt-2">spinner-border</h4>
<div class="spinner-border" role="status">
<span class="sr-only">Loading...</span>
</div>
<h4 class="mb-4 mt-2">.spinner-grow</h4>
<div class="spinner-grow" role="status">
<span class="sr-only">Loading...</span>
</div>
</div>
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"></script>
</body>
</html>
2. Spinner и Color
Используйте утилитарные классы Text Color вы можете установить цвета для Spinner.
- .text-primary
- .text-secondary
- .text-success
- .text-danger
- .text-warning
- .text-info
- .text-light
- .text-dark
- .text-body
- .text-muted
- .text-white
- .text-black-50
- .text-white-50
.spinner-border
<div class="spinner-border text-primary" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-border text-secondary" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-border text-success" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-border text-danger" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-border text-warning" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-border text-info" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-border text-light" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-border text-dark" role="status">
<span class="sr-only">Loading...</span>
</div>
.spinner-grow
<div class="spinner-grow text-primary" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-grow text-secondary" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-grow text-success" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-grow text-danger" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-grow text-warning" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-grow text-info" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-grow text-light" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-grow text-dark" role="status">
<span class="sr-only">Loading...</span>
</div>
3. Размер Spinner
Добавьте класс .spinner-border-sm или .spinner-grow-sm в Spinner помогая его немного уменьшить, это нужно если вы хотите поставить ваш Spinner в определенный component, например Button.
<div class="spinner-border spinner-border-sm" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-grow spinner-grow-sm" role="status">
<span class="sr-only">Loading...</span>
</div>
Добавьте класс .spinner-border-lg или .spinner-grow-lg в Spinner если вы хотите получить Spinner побольше.
<div class="spinner-border spinner-border-lg" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-grow spinner-grow-lg" role="status">
<span class="sr-only">Loading...</span>
</div>
Вы так же можете кастомизировать размер Spinner через CSS:
<div class="spinner-border" style="width: 5rem; height: 5rem;" role="status">
<span class="sr-only">Loading...</span>
</div>
<div class="spinner-grow" style="width: 5rem; height: 5rem;" role="status">
<span class="sr-only">Loading...</span>
</div>
4. Spinner в Button
Поставить Spinner внутри Button или определенного компонента (component).
<button class="btn btn-primary" type="button" disabled>
<span class="spinner-border spinner-border-sm" role="status" aria-hidden="true"></span>
<span class="sr-only">Loading...</span>
</button>
<button class="btn btn-primary" type="button" disabled>
<span class="spinner-border spinner-border-sm" role="status" aria-hidden="true"></span>
Loading...
</button>
<button class="btn btn-primary" type="button" disabled>
<span class="spinner-grow spinner-grow-sm" role="status" aria-hidden="true"></span>
<span class="sr-only">Loading...</span>
</button>
<button class="btn btn-primary" type="button" disabled>
<span class="spinner-grow spinner-grow-sm" role="status" aria-hidden="true"></span>
Loading...
</button>
5. Placement
Используйте несколько утилитарных классов в Bootsrap для настройки позиции для Spinner:
spinner-placement-example.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Spinner Example</title>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
<style>
.my-box {
height: 50px;
padding: 5px;
margin: 10px 0 5px 0;
border: 1px solid black;
}
</style>
</head>
<body>
<div class="container-fluid">
<h4>Flex</h4>
<div class="my-box d-flex justify-content-center">
<div class="spinner-border" role="status">
<span class="sr-only">Loading...</span>
</div>
</div>
<div class="my-box d-flex align-items-center">
<span>Loading...</span>
<div class="spinner-border ml-auto" role="status" aria-hidden="true"></div>
</div>
<h4>Float</h4>
<div class="my-box">
<div class="spinner-border float-right" role="status">
<span class="sr-only">Loading...</span>
</div>
</div>
<h4>Text Align</h4>
<div class="my-box text-center">
<div class="spinner-border" role="status">
<span class="sr-only">Loading...</span>
</div>
</div>
</div>
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"></script>
</body>
</html>
Смотрите так же:
- Bootstrap Float
- Học Bootstrap Typography
Pуководства Bootstrap
- Руководство Bootstrap Jumbotron
- Руководство Bootstrap Dropdown
- Руководство Bootstrap Alert
- Руководство Bootstrap Buttons
- Руководство Bootstrap Button Group
- Руководство Bootstrap Popover (Tooltip)
- Руководство Bootstrap Spinner
- Введение в Bootstrap
- Руководство Bootstrap Grid System
- Руководство Bootstrap Card
- Руководство Bootstrap Container
- Руководство Bootstrap Nav, Tab, Pill
- Руководство Bootstrap NavBar
- Руководство Bootstrap Table
- Руководство Bootstrap Modal
- Руководство Bootstrap Form
- Руководство Bootstrap Pagination
- Руководство Bootstrap Badge
- Руководство Bootstrap Input Group
- Руководство Bootstrap List Group
- Руководство Bootstrap ProgressBar
- Руководство Bootstrap Collapse и Accordion
- Руководство Bootstrap Scrollspy
- Руководство Bootstrap Breadcrumb
- Руководство Bootstrap Carousel
- Руководство Bootstrap Spacing Utility
- Руководство Bootstrap Border Utility
- Руководство Bootstrap Color Utility
- Руководство Bootstrap Text Utility
- Руководство Bootstrap Sizing Utility
- Руководство Bootstrap Position Utility
- Руководство Bootstrap Flex Utility
- Руководство Bootstrap Display Utility
- Руководство Bootstrap Visibility Utility
- Руководство Bootstrap Embed Utility
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