使用 TailwindCSS 和 Flowbite 将轮播添加到我的页面。我还添加了一个切换开关元素,基本上允许我在轮播中的两个项目之间循环(选中 = 幻灯片 2,未选中 = 幻灯片 1)。
这个可行 - 我陷入困境的是尝试根据 localStorage 中该切换的存储值将其设置为加载时的“幻灯片 2”。
我已验证我的 localStorage 值是否已正确保存/检索(作为“是”和“否”字符串)。然后,我尝试在加载时将轮播设置为幻灯片 1(“否”值)或幻灯片 2(“是”值),但无论我尝试什么,它始终显示幻灯片 1。
我尝试了“slideTo()”和“next()”方法,但似乎都不起作用(它们在更改事件中起作用,但在我的加载函数中不起作用)。
控制台中没有错误。就像我说的,切换在页面加载后工作正常,并在幻灯片之间正确循环,它只是没有在页面加载时设置正确的幻灯片(因此显示的幻灯片与切换的准确设置不匹配)。 p>
Flowbite 轮播文档:https://flowbite.com/docs/components/carousel/
这是我的代码:
window.addEventListener('load', function () {
show_loader("service-suspended-container");
// Sidebar Toggle Defaults and Handler
const exclude_suspended_toggle = document.getElementById('exclude-suspended-toggle');
// Determine which slide to display based on user's preference
var starting_item = 0;
if (('metrics-exclude-suspended' in localStorage) && localStorage.getItem('metrics-exclude-suspended') === 'yes') {
starting_item = 1;
}
const carousel_items = [
{
position: 0,
el: document.getElementById('carousel-item-1')
},
{
position: 1,
el: document.getElementById('carousel-item-2')
}
];
const options = {
defaultPosition: starting_item
}
// Carousel object for controlling slide
var carousel = new Carousel(carousel_items, options);
// Ecclude suspended toggle handler
exclude_suspended_toggle.addEventListener('change', (event) => {
console.log("Event fired");
if (event.currentTarget.checked) {
// Make toggle checked
console.log("Toggle now checked");
localStorage.setItem('metrics-exclude-suspended', 'yes');
carousel.slideTo(1);
} else {
// Uncheck toggle
console.log("Toggle now unchecked");
localStorage.setItem('metrics-exclude-suspended', 'no');
carousel.slideTo(0);
}
});
// Determine default check state of toggle and slide from user's preferences
if (('metrics-exclude-suspended' in localStorage) && localStorage.getItem('metrics-exclude-suspended') === 'yes') {
console.log("enabled from storage...");
// Make toggle checked
exclude_suspended_toggle.checked = true;
carousel.slideTo(1);
} else {
console.log("disabled from storage...");
// Uncheck toggle
exclude_suspended_toggle.checked = false;
carousel.slideTo(0);
}
}); Copyright 2014-2025 https://www.php.cn/ All Rights Reserved | php.cn | 湘ICP备2023035733号
您正在以编程方式更改选中的属性,这不会触发更改事件。由于未触发更改事件,因此不会调用事件侦听器。
触发更改事件的一种方法:
const changeEvent = new Event("change") exclude_suspended_toggle.dispatchEvent(changeEvent)因此,在您的代码中,它将变为:
const changeEvent = new Event("change") // Determine default check state of toggle and slide from user's preferences if (('metrics-exclude-suspended' in localStorage) && localStorage.getItem('metrics-exclude-suspended') === 'yes') { console.log("enabled from storage..."); // Make toggle checked exclude_suspended_toggle.checked = true; exclude_suspended_toggle.dispatchEvent(changeEvent) } else { console.log("disabled from storage..."); // Uncheck toggle exclude_suspended_toggle.checked = false; exclude_suspended_toggle.dispatchEvent(changeEvent) }