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javascript - 每个 slider 的单独边框

转载 作者:行者123 更新时间:2023-12-05 05:51:32 25 4
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在我的页面上,我可以有几个具有不同图像的相同 slider ,每个 slider 都有一个预览图像和变化的主图像。当您单击预览图像时,它有一个蓝色边框。这是它的样子

$('.img-to-select__item').click(function() {
let currentSelection = $(this);

$('.img-to-select__item').removeClass('selected');
$(currentSelection).addClass('selected');
let index = $(currentSelection).index();

$(currentSelection).closest('.img-to-select').prevAll('.main-image').hide();
$(currentSelection).closest('.custom-carousel').find('.main-image').eq(index).show();
$(currentSelection).closest('.img-to-select')
.prevAll('.custom-carousel__title').find('span')
.html($(currentSelection).children('img').attr('data-title'));
});
.custom-carousel {
text-align: center;
}

.main-image>img {
width: 50px;
}

.img-to-select>.img-to-select__item>img {
height: 30px;
width: 30px;
}

.img-to-select {
overflow: hidden;
display: flex;
justify-content: space-around;
}

.img-to-select>.img-to-select__item {
display: flex;
justify-content: space-around;
}

.img-to-select>.img-to-select__item.selected {
border: 2px solid blue;
border-radius: 4px;
}
<div class="custom-carousel-section">
<div class="custom-container">
<div class="custom-carousel">
<div class="custom-carousel__title">
<span>Title
</span>
</div>
<div class="main-image" style="display: block">
<picture>
<source srcset="https://i.picsum.photos/id/939/200/300.jpg?hmac=cj4OIUh8I6eW-hwT25m1_dCA6ZsAmSYixKCgsbZZmXk" media="(max-width: 576px)" data-title="image-a">
<source srcset="https://i.picsum.photos/id/939/200/300.jpg?hmac=cj4OIUh8I6eW-hwT25m1_dCA6ZsAmSYixKCgsbZZmXk" data-title="image-a">
<img src="https://i.picsum.photos/id/939/200/300.jpg?hmac=cj4OIUh8I6eW-hwT25m1_dCA6ZsAmSYixKCgsbZZmXk" data-title="image-a">
</picture>
</div>

<div class="main-image" style="display: none">
<picture>
<source srcset="https://i.picsum.photos/id/309/200/300.jpg?hmac=gmsts4-400Ihde9dfkfZtd2pQnbZorV4nBKlLOhbuMs" media="(max-width: 576px)" data-title="image-b">
<source srcset="https://i.picsum.photos/id/309/200/300.jpg?hmac=gmsts4-400Ihde9dfkfZtd2pQnbZorV4nBKlLOhbuMs" data-title="image-b">
<img src="https://i.picsum.photos/id/309/200/300.jpg?hmac=gmsts4-400Ihde9dfkfZtd2pQnbZorV4nBKlLOhbuMs" data-title="image-b">
</picture>
</div>

<div class="main-image" style="display: none">
<picture>
<source srcset="https://i.picsum.photos/id/220/200/300.jpg?hmac=XQWeukbBSi6WSlgZllfOJjG8AQQXS9dYI8IqvKpE1ss" media="(max-width: 576px)" data-title="image-c">
<source srcset="https://i.picsum.photos/id/220/200/300.jpg?hmac=XQWeukbBSi6WSlgZllfOJjG8AQQXS9dYI8IqvKpE1ss" data-title="image-c">
<img src="https://i.picsum.photos/id/220/200/300.jpg?hmac=XQWeukbBSi6WSlgZllfOJjG8AQQXS9dYI8IqvKpE1ss" data-title="image-c">
</picture>
</div>

<div class="main-image" style="display: none">
<picture>
<source srcset="https://i.picsum.photos/id/494/200/300.jpg?hmac=YdLwRbrTAzFXaAJcsj854mgNuS5jqYM8bcjCzSrSDRM" media="(max-width: 576px)" data-title="image-d">
<source srcset="https://i.picsum.photos/id/494/200/300.jpg?hmac=YdLwRbrTAzFXaAJcsj854mgNuS5jqYM8bcjCzSrSDRM" data-title="image-d">
<img src="https://i.picsum.photos/id/494/200/300.jpg?hmac=YdLwRbrTAzFXaAJcsj854mgNuS5jqYM8bcjCzSrSDRM" data-title="image-d">
</picture>
</div>
<div class="img-to-select">
<div class="img-to-select__item selected">
<img src="https://i.picsum.photos/id/939/200/300.jpg?hmac=cj4OIUh8I6eW-hwT25m1_dCA6ZsAmSYixKCgsbZZmXk" alt="" data-title="image-a">
</div>
<div class="img-to-select__item">
<img src="https://i.picsum.photos/id/309/200/300.jpg?hmac=gmsts4-400Ihde9dfkfZtd2pQnbZorV4nBKlLOhbuMs" alt="" data-title="image-b">
</div>
<div class="img-to-select__item">
<img src="https://i.picsum.photos/id/220/200/300.jpg?hmac=XQWeukbBSi6WSlgZllfOJjG8AQQXS9dYI8IqvKpE1ss" alt="" data-title="image-c">
</div>
<div class="img-to-select__item">
<img src="https://i.picsum.photos/id/494/200/300.jpg?hmac=YdLwRbrTAzFXaAJcsj854mgNuS5jqYM8bcjCzSrSDRM" alt="" data-title="image-d">
</div>
</div>
</div>
</div>
</div>

<hr>

<div class="custom-carousel-section">
<div class="custom-container">
<div class="custom-carousel">
<div class="custom-carousel__title">
<span>Title
</span>
</div>
<div class="main-image" style="display: block">
<picture>
<source srcset="https://i.picsum.photos/id/295/200/300.jpg?hmac=b6Ets6Bu47pFHcU4UK7lI6xYkfy48orifVzWeHAe0zM" media="(max-width: 576px)" data-title="image-a">
<source srcset="https://i.picsum.photos/id/295/200/300.jpg?hmac=b6Ets6Bu47pFHcU4UK7lI6xYkfy48orifVzWeHAe0zM" data-title="image-a">
<img src="https://i.picsum.photos/id/295/200/300.jpg?hmac=b6Ets6Bu47pFHcU4UK7lI6xYkfy48orifVzWeHAe0zM" data-title="image-a">
</picture>
</div>

<div class="main-image" style="display: none">
<picture>
<source srcset="https://i.picsum.photos/id/866/200/300.jpg?hmac=rcadCENKh4rD6MAp6V_ma-AyWv641M4iiOpe1RyFHeI" media="(max-width: 576px)" data-title="image-b">
<source srcset="https://i.picsum.photos/id/866/200/300.jpg?hmac=rcadCENKh4rD6MAp6V_ma-AyWv641M4iiOpe1RyFHeI" data-title="image-b">
<img src="https://i.picsum.photos/id/866/200/300.jpg?hmac=rcadCENKh4rD6MAp6V_ma-AyWv641M4iiOpe1RyFHeI" data-title="image-b">
</picture>
</div>

<div class="main-image" style="display: none">
<picture>
<source srcset="https://i.picsum.photos/id/67/200/300.jpg?grayscale&hmac=QQ5thxbuAGWtWAFN4RludrKCymojOtz1l6aIxAWLDSY" media="(max-width: 576px)" data-title="image-c">
<source srcset="https://i.picsum.photos/id/67/200/300.jpg?grayscale&hmac=QQ5thxbuAGWtWAFN4RludrKCymojOtz1l6aIxAWLDSY" data-title="image-c">
<img src="https://i.picsum.photos/id/67/200/300.jpg?grayscale&hmac=QQ5thxbuAGWtWAFN4RludrKCymojOtz1l6aIxAWLDSY" data-title="image-c">
</picture>
</div>

<div class="main-image" style="display: none">
<picture>
<source srcset="https://i.picsum.photos/id/870/200/300.jpg?blur=2&grayscale&hmac=ujRymp644uYVjdKJM7kyLDSsrqNSMVRPnGU99cKl6Vs" media="(max-width: 576px)" data-title="image-d">
<source srcset="https://i.picsum.photos/id/870/200/300.jpg?blur=2&grayscale&hmac=ujRymp644uYVjdKJM7kyLDSsrqNSMVRPnGU99cKl6Vs" data-title="image-d">
<img src="https://i.picsum.photos/id/870/200/300.jpg?blur=2&grayscale&hmac=ujRymp644uYVjdKJM7kyLDSsrqNSMVRPnGU99cKl6Vs" data-title="image-d">
</picture>
</div>
<div class="img-to-select">
<div class="img-to-select__item selected">
<img src="https://i.picsum.photos/id/295/200/300.jpg?hmac=b6Ets6Bu47pFHcU4UK7lI6xYkfy48orifVzWeHAe0zM" alt="" data-title="image-a">
</div>
<div class="img-to-select__item">
<img src="https://i.picsum.photos/id/866/200/300.jpg?hmac=rcadCENKh4rD6MAp6V_ma-AyWv641M4iiOpe1RyFHeI" alt="" data-title="image-b">
</div>
<div class="img-to-select__item">
<img src="https://i.picsum.photos/id/67/200/300.jpg?grayscale&hmac=QQ5thxbuAGWtWAFN4RludrKCymojOtz1l6aIxAWLDSY" alt="" data-title="image-c">
</div>
<div class="img-to-select__item">
<img src="https://i.picsum.photos/id/870/200/300.jpg?blur=2&grayscale&hmac=ujRymp644uYVjdKJM7kyLDSsrqNSMVRPnGU99cKl6Vs" alt="" data-title="image-d">
</div>
</div>
</div>
</div>
</div>

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>

问题是这个蓝色边框对于所有 slider 都是一样的。有没有办法让每个 slider 都有一个单独的边框?

最佳答案

当您删除类 .selected 时,您应该在父元素上找到 .img-to-select__item。这样它将有边界而不是整个页面。

所以基本上检查 $(this).parent().find('.img-to-select__item') 以删除 selected 类。

请参阅下面的代码段:

$('.img-to-select__item').click(function() {
let currentSelection = $(this);

$(this).parent().find('.img-to-select__item').removeClass('selected');
$(currentSelection).addClass('selected');
let index = $(currentSelection).index();

$(currentSelection).closest('.img-to-select').prevAll('.main-image').hide();
$(currentSelection).closest('.custom-carousel').find('.main-image').eq(index).show();
$(currentSelection).closest('.img-to-select')
.prevAll('.custom-carousel__title').find('span')
.html($(currentSelection).children('img').attr('data-title'));
});
.custom-carousel {
text-align: center;
}

.main-image>img {
width: 50px;
}

.img-to-select>.img-to-select__item>img {
height: 30px;
width: 30px;
}

.img-to-select {
overflow: hidden;
display: flex;
justify-content: space-around;
}

.img-to-select>.img-to-select__item {
display: flex;
justify-content: space-around;
}

.img-to-select>.img-to-select__item.selected {
border: 2px solid blue;
border-radius: 4px;
}
<div class="custom-carousel-section">
<div class="custom-container">
<div class="custom-carousel">
<div class="custom-carousel__title">
<span>Title
</span>
</div>
<div class="main-image" style="display: block">
<picture>
<source srcset="https://i.picsum.photos/id/939/200/300.jpg?hmac=cj4OIUh8I6eW-hwT25m1_dCA6ZsAmSYixKCgsbZZmXk" media="(max-width: 576px)" data-title="image-a">
<source srcset="https://i.picsum.photos/id/939/200/300.jpg?hmac=cj4OIUh8I6eW-hwT25m1_dCA6ZsAmSYixKCgsbZZmXk" data-title="image-a">
<img src="https://i.picsum.photos/id/939/200/300.jpg?hmac=cj4OIUh8I6eW-hwT25m1_dCA6ZsAmSYixKCgsbZZmXk" data-title="image-a">
</picture>
</div>

<div class="main-image" style="display: none">
<picture>
<source srcset="https://i.picsum.photos/id/309/200/300.jpg?hmac=gmsts4-400Ihde9dfkfZtd2pQnbZorV4nBKlLOhbuMs" media="(max-width: 576px)" data-title="image-b">
<source srcset="https://i.picsum.photos/id/309/200/300.jpg?hmac=gmsts4-400Ihde9dfkfZtd2pQnbZorV4nBKlLOhbuMs" data-title="image-b">
<img src="https://i.picsum.photos/id/309/200/300.jpg?hmac=gmsts4-400Ihde9dfkfZtd2pQnbZorV4nBKlLOhbuMs" data-title="image-b">
</picture>
</div>

<div class="main-image" style="display: none">
<picture>
<source srcset="https://i.picsum.photos/id/220/200/300.jpg?hmac=XQWeukbBSi6WSlgZllfOJjG8AQQXS9dYI8IqvKpE1ss" media="(max-width: 576px)" data-title="image-c">
<source srcset="https://i.picsum.photos/id/220/200/300.jpg?hmac=XQWeukbBSi6WSlgZllfOJjG8AQQXS9dYI8IqvKpE1ss" data-title="image-c">
<img src="https://i.picsum.photos/id/220/200/300.jpg?hmac=XQWeukbBSi6WSlgZllfOJjG8AQQXS9dYI8IqvKpE1ss" data-title="image-c">
</picture>
</div>

<div class="main-image" style="display: none">
<picture>
<source srcset="https://i.picsum.photos/id/494/200/300.jpg?hmac=YdLwRbrTAzFXaAJcsj854mgNuS5jqYM8bcjCzSrSDRM" media="(max-width: 576px)" data-title="image-d">
<source srcset="https://i.picsum.photos/id/494/200/300.jpg?hmac=YdLwRbrTAzFXaAJcsj854mgNuS5jqYM8bcjCzSrSDRM" data-title="image-d">
<img src="https://i.picsum.photos/id/494/200/300.jpg?hmac=YdLwRbrTAzFXaAJcsj854mgNuS5jqYM8bcjCzSrSDRM" data-title="image-d">
</picture>
</div>
<div class="img-to-select">
<div class="img-to-select__item selected">
<img src="https://i.picsum.photos/id/939/200/300.jpg?hmac=cj4OIUh8I6eW-hwT25m1_dCA6ZsAmSYixKCgsbZZmXk" alt="" data-title="image-a">
</div>
<div class="img-to-select__item">
<img src="https://i.picsum.photos/id/309/200/300.jpg?hmac=gmsts4-400Ihde9dfkfZtd2pQnbZorV4nBKlLOhbuMs" alt="" data-title="image-b">
</div>
<div class="img-to-select__item">
<img src="https://i.picsum.photos/id/220/200/300.jpg?hmac=XQWeukbBSi6WSlgZllfOJjG8AQQXS9dYI8IqvKpE1ss" alt="" data-title="image-c">
</div>
<div class="img-to-select__item">
<img src="https://i.picsum.photos/id/494/200/300.jpg?hmac=YdLwRbrTAzFXaAJcsj854mgNuS5jqYM8bcjCzSrSDRM" alt="" data-title="image-d">
</div>
</div>
</div>
</div>
</div>

<hr>

<div class="custom-carousel-section">
<div class="custom-container">
<div class="custom-carousel">
<div class="custom-carousel__title">
<span>Title
</span>
</div>
<div class="main-image" style="display: block">
<picture>
<source srcset="https://i.picsum.photos/id/295/200/300.jpg?hmac=b6Ets6Bu47pFHcU4UK7lI6xYkfy48orifVzWeHAe0zM" media="(max-width: 576px)" data-title="image-a">
<source srcset="https://i.picsum.photos/id/295/200/300.jpg?hmac=b6Ets6Bu47pFHcU4UK7lI6xYkfy48orifVzWeHAe0zM" data-title="image-a">
<img src="https://i.picsum.photos/id/295/200/300.jpg?hmac=b6Ets6Bu47pFHcU4UK7lI6xYkfy48orifVzWeHAe0zM" data-title="image-a">
</picture>
</div>

<div class="main-image" style="display: none">
<picture>
<source srcset="https://i.picsum.photos/id/866/200/300.jpg?hmac=rcadCENKh4rD6MAp6V_ma-AyWv641M4iiOpe1RyFHeI" media="(max-width: 576px)" data-title="image-b">
<source srcset="https://i.picsum.photos/id/866/200/300.jpg?hmac=rcadCENKh4rD6MAp6V_ma-AyWv641M4iiOpe1RyFHeI" data-title="image-b">
<img src="https://i.picsum.photos/id/866/200/300.jpg?hmac=rcadCENKh4rD6MAp6V_ma-AyWv641M4iiOpe1RyFHeI" data-title="image-b">
</picture>
</div>

<div class="main-image" style="display: none">
<picture>
<source srcset="https://i.picsum.photos/id/67/200/300.jpg?grayscale&hmac=QQ5thxbuAGWtWAFN4RludrKCymojOtz1l6aIxAWLDSY" media="(max-width: 576px)" data-title="image-c">
<source srcset="https://i.picsum.photos/id/67/200/300.jpg?grayscale&hmac=QQ5thxbuAGWtWAFN4RludrKCymojOtz1l6aIxAWLDSY" data-title="image-c">
<img src="https://i.picsum.photos/id/67/200/300.jpg?grayscale&hmac=QQ5thxbuAGWtWAFN4RludrKCymojOtz1l6aIxAWLDSY" data-title="image-c">
</picture>
</div>

<div class="main-image" style="display: none">
<picture>
<source srcset="https://i.picsum.photos/id/870/200/300.jpg?blur=2&grayscale&hmac=ujRymp644uYVjdKJM7kyLDSsrqNSMVRPnGU99cKl6Vs" media="(max-width: 576px)" data-title="image-d">
<source srcset="https://i.picsum.photos/id/870/200/300.jpg?blur=2&grayscale&hmac=ujRymp644uYVjdKJM7kyLDSsrqNSMVRPnGU99cKl6Vs" data-title="image-d">
<img src="https://i.picsum.photos/id/870/200/300.jpg?blur=2&grayscale&hmac=ujRymp644uYVjdKJM7kyLDSsrqNSMVRPnGU99cKl6Vs" data-title="image-d">
</picture>
</div>
<div class="img-to-select">
<div class="img-to-select__item selected">
<img src="https://i.picsum.photos/id/295/200/300.jpg?hmac=b6Ets6Bu47pFHcU4UK7lI6xYkfy48orifVzWeHAe0zM" alt="" data-title="image-a">
</div>
<div class="img-to-select__item">
<img src="https://i.picsum.photos/id/866/200/300.jpg?hmac=rcadCENKh4rD6MAp6V_ma-AyWv641M4iiOpe1RyFHeI" alt="" data-title="image-b">
</div>
<div class="img-to-select__item">
<img src="https://i.picsum.photos/id/67/200/300.jpg?grayscale&hmac=QQ5thxbuAGWtWAFN4RludrKCymojOtz1l6aIxAWLDSY" alt="" data-title="image-c">
</div>
<div class="img-to-select__item">
<img src="https://i.picsum.photos/id/870/200/300.jpg?blur=2&grayscale&hmac=ujRymp644uYVjdKJM7kyLDSsrqNSMVRPnGU99cKl6Vs" alt="" data-title="image-d">
</div>
</div>
</div>
</div>
</div>

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>

关于javascript - 每个 slider 的单独边框,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/70368331/

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