Carrossel Bootstrap 4 JS
Classes CSS carrossel
Para um tutorial sobre carrosséis, leia nosso Tutorial Bootstrap Carousel .
Class | Description |
---|---|
.carousel |
Creates a carousel |
.carousel-indicators |
Adds indicators for the carousel. These are the little dots at the bottom of each slide (which indicates how many slides there are in the carousel, and which slide the user are currently viewing) |
.carousel-inner |
Adds slides to the carousel |
.carousel-item |
Specifies the content of each slide |
.carousel-control-prev |
Adds a left (previous) button to the carousel, which allows the user to go back between the slides |
.carousel-control-next |
Adds a right (next) button to the carousel, which allows the user to go forward between the slides |
.carousel-control-prev-icon |
Used together with .carousel-control-prev to create a "previous" button |
.carousel-control-next-icon |
Used together with .carousel-control-next to create a "next" button |
.carousel-caption |
Specifies a caption for the carousel |
.slide |
Adds a CSS transition and animation effect when sliding from one item to the next. Remove this class if you do not want this effect |
Via dados-* Atributos
O data-ride="carousel"
atributo ativa o carrossel.
Os atributos data-slide
e data-slide-to
especificam para qual slide ir.
O data-slide
atributo aceita dois valores: prev ou
next , enquanto
data-slide-to
aceita números.
Exemplo
<!-- Carousel -->
<div id="myCarousel" class="carousel slide" data-ride="carousel">
<!-- Carousel Indicators -->
<li data-target="#myCarousel" data-slide-to="1"></li>
<!-- Carousel Controls -->
<a class="carousel-control-prev" href="#myCarousel" data-slide="prev">
<span class="carousel-control-prev-icon"></span>
</a>
Por JavaScript
Ative manualmente com:
Exemplo
// Activate Carousel
$("#myCarousel").carousel();
// Enable Carousel Indicators
$(".item").click(function(){
$("#myCarousel").carousel(1);
});
// Enable Carousel Controls
$(".carousel-control-prev").click(function(){
$("#myCarousel").carousel("prev");
});
Opções de carrossel
As opções podem ser passadas por meio de atributos de dados ou JavaScript. Para atributos de dados, anexe o nome da opção a data-, como em data-interval="".
Name | Type | Default | Description | Try it |
---|---|---|---|---|
interval | number, or the boolean false | 5000 | Specifies the delay (in milliseconds) between each slide. Note: Set interval to false to stop the items from automatically sliding |
|
keyboard | boolean | true | Specifies whether the carousel should react to keyboard events:
|
|
pause | string, or the boolean false | "hover" | Pauses the carousel from going through the next slide when the mouse pointer enters the carousel, and resumes the sliding when the mouse pointer leaves the carousel Note: Set pause to false to stop the ability to pause on hover |
|
wrap | boolean | true | Specifies whether the carousel should go through all slides continuously, or stop at the last slide
|
Métodos de carrossel
A tabela a seguir lista todos os métodos de carrossel disponíveis.
Method | Description | Try it |
---|---|---|
.carousel(options) | Activates the carousel with an option. See options above for valid values | |
.carousel("cycle") | Goes through the carousel items from left to right | |
.carousel("pause") | Stops the carousel from going through items | |
.carousel(number) | Goes to a specified item (zero-based: first item is 0, second item is 1, etc..) | |
.carousel("prev") | Goes to the previous item | |
.carousel("next") | Goes to the next item | |
.carousel("dispose") | Destroys a carousel |
Eventos de carrossel
A tabela a seguir lista todos os eventos de carrossel disponíveis.
Event | Description | Try it |
---|---|---|
slide.bs.carousel | Occurs when the carousel is about to slide from one item to another | |
slid.bs.carousel | Occurs when the carousel has finished sliding from one item to another |
Os eventos slide e slide também possuem propriedades adicionais:
Property | Description | Try it |
---|---|---|
direction | Returns the direction the carousel is sliding (left or right) | |
relatedTarget | Returns the DOM element that is being slid into place as the active item | |
from | Returns the index of where the previous item came from, when moving on to the next one | |
to | Returns the index of the next item |