Javascript 如何序列化和加载HTML元素';是gridstack.js中的数据吗?
我使用gridstack库创建了样式书及其图像的网格: 我还有一个“保存”按钮,它调用Javascript 如何序列化和加载HTML元素';是gridstack.js中的数据吗?,javascript,html,dom,serialization,gridstack,Javascript,Html,Dom,Serialization,Gridstack,我使用gridstack库创建了样式书及其图像的网格: 我还有一个“保存”按钮,它调用saveGrid()函数来保存每本书在网格上的位置,并使用grid.load(serializedData) HTML: 问题是,当单击“保存”按钮时,项目的位置会被保存,但实际的HTML图像和内容(如按钮)不会被保存,如下所示: 我已经解决了这个问题,编辑了我的saveGrid()函数,并创建了一个新的loadGrid()函数,在保存后加载网格,以及一个addBooks()函数,在加载页面时从数组加载书籍。
saveGrid()
函数来保存每本书在网格上的位置,并使用grid.load(serializedData)
HTML:
问题是,当单击“保存”按钮时,项目的位置会被保存,但实际的HTML图像和内容(如按钮)不会被保存,如下所示:
我已经解决了这个问题,编辑了我的
saveGrid()
函数,并创建了一个新的loadGrid()
函数,在保存后加载网格,以及一个addBooks()
函数,在加载页面时从数组加载书籍。下面是HTML和完整的JS代码:
HTML:
<div class="grid-stack"></div>
JS:
var数组=[
{“ISBN”:“0385504209”,“bookURL”:https://images.penguinrandomhouse.com/cover/9780767926034"},
{“ISBN”:“0143039431”,“bookURL”:https://upload.wikimedia.org/wikipedia/commons/a/ad/The_Grapes_of_Wrath_%281939_1st_ed_cover%29.jpg"},
{“ISBN”:“0743273567”,“bookURL”:https://prodimage.images-bn.com/pimages/9780743273565_p0_v8_s550x406.jpg"},
{“ISBN”:“0743297334”,“bookURL”:https://upload.wikimedia.org/wikipedia/commons/8/8b/The_Sun_Also_Rises_%281st_ed._cover%29.jpg"},
{“ISBN”:“0553283685”,“bookURL”:http://books.google.com/books/content?id=wDVV6y-8YHEC&printsec=frontcover&img=1&zoom=1&source=gbs_api“}
]
var grid=GridStack.init({
专栏:8,
动画:对,
//有点不可靠-->浮动:是的,
对,,
rtl:是的
})
const addBooks=()=>{
grid.batchUpdate()
booksArray.forEach((书籍,索引)=>{
grid.addWidget(`
`, {
宽度:2,
身高:3,
诺里斯:是的,
staticGrid:正确
})
grid.engine.nodes[index].ISBN=book.ISBN
grid.engine.nodes[index].bookURL=book.bookURL
console.log(document.querySelector('.book cover').id)
})
grid.commit()
console.log(grid.engine.nodes)
}
const saveGrid=()=>{
序列化数据=[]
console.log(grid.engine.nodes)
grid.batchUpdate()
grid.engine.nodes.forEach((节点,索引)=>{
console.log(node.el)
console.log(node.ISBN)
console.log(node.bookURL)
数据推送({
x:node.x,
y:node.y,
宽度:2,
身高:3,
诺里斯:是的,
ISBN:node.ISBN,
bookURL:node.bookURL
})
})
serializedData.sort()
grid.commit()
log(JSON.stringify(serializedData,null,'))
console.log(grid.engine.nodes.length)
}
const loadGrid=()=>{
//首先清空网格:
removeAll({detachNode:false})/{detachNode:false}
//grid.assign()
console.log(序列化数据)
var items=GridStack.Utils.sort(序列化数据)
console.log(项目)
grid.batchUpdate()
items.forEach((节点,索引)=>{
grid.addWidget(`
`,节点)
grid.engine.nodes[index].ISBN=node.ISBN
grid.engine.nodes[index].bookURL=node.bookURL
console.log(节点)
})
grid.commit()
console.log(grid.engine.nodes.length)
console.log(grid.engine.nodes)
}
window.onload=addBooks()
saveGrid = () => {
serializedData = [];
grid.engine.nodes.forEach((node) => {
serializedData.push({
x: node.x,
y: node.y,
width: node.width,
height: node.height,
noResize: true,
el: node.el
});
});
};
<div class="grid-stack"></div>
var booksArray = [
{"ISBN": '0385504209', "bookURL": "https://images.penguinrandomhouse.com/cover/9780767926034"},
{"ISBN": '0143039431', "bookURL": "https://upload.wikimedia.org/wikipedia/commons/a/ad/The_Grapes_of_Wrath_%281939_1st_ed_cover%29.jpg"},
{"ISBN": '0743273567', "bookURL": "https://prodimage.images-bn.com/pimages/9780743273565_p0_v8_s550x406.jpg"},
{"ISBN": '0743297334', "bookURL": "https://upload.wikimedia.org/wikipedia/commons/8/8b/The_Sun_Also_Rises_%281st_ed._cover%29.jpg"},
{"ISBN": '0553283685', "bookURL": "http://books.google.com/books/content?id=wDVV6y-8YHEC&printsec=frontcover&img=1&zoom=1&source=gbs_api"}
]
var grid = GridStack.init({
column: 8,
animate: true,
//kinda wonky --> float: true,
removable: true,
rtl: true
})
const addBooks = () => {
grid.batchUpdate()
booksArray.forEach((book, index) => {
grid.addWidget(`
<div>
<div class="grid-stack-item-content">
<img src="${book.bookURL}" class="book-cover" id=${book.ISBN}></img>
<div class="button-group">
<a href="something" class="button4" style="background-color:#f21832"><i class="fa fa-minus-circle"></i></a>
<button class="btn button4" data-toggle="modal" data-target="#exampleModalLong" style="background-color:#4f21cf"><i class="fa fa-info-circle"></i></button>
<a href="something" class="button4" style="background-color:#18de54"><i class="fa fa-check"></i></a>
</div>
</div>
</div>`, {
width: 2,
height: 3,
noResize: true,
staticGrid: true
})
grid.engine.nodes[index].ISBN = book.ISBN
grid.engine.nodes[index].bookURL = book.bookURL
console.log(document.querySelector('.book-cover').id)
})
grid.commit()
console.log(grid.engine.nodes)
}
const saveGrid = () => {
serializedData = []
console.log(grid.engine.nodes)
grid.batchUpdate()
grid.engine.nodes.forEach((node, index) => {
console.log(node.el)
console.log(node.ISBN)
console.log(node.bookURL)
serializedData.push({
x: node.x,
y: node.y,
width: 2,
height: 3,
noResize: true,
ISBN: node.ISBN,
bookURL: node.bookURL
})
})
serializedData.sort()
grid.commit()
console.log(JSON.stringify(serializedData, null, ' '))
console.log(grid.engine.nodes.length)
}
const loadGrid = () => {
// empty the grid first:
grid.removeAll({detachNode:false}) //{detachNode: false}
// grid.assign()
console.log(serializedData)
var items = GridStack.Utils.sort(serializedData)
console.log(items)
grid.batchUpdate()
items.forEach((node, index) => {
grid.addWidget(`
<div>
<div class="grid-stack-item-content">
<img src="${node.bookURL}" class="book-cover"></img>
<div class="button-group">
<a href="something" class="button4" style="background-color:#f21832"><i class="fa fa-minus-circle"></i></a>
<a href="something" class="button4" style="background-color:#4f21cf"><i class="fa fa-info-circle"></i></a>
<a href="something" class="button4" style="background-color:#18de54"><i class="fa fa-check"></i></a>
</div>
</div>
</div>`, node)
grid.engine.nodes[index].ISBN = node.ISBN
grid.engine.nodes[index].bookURL = node.bookURL
console.log(node)
})
grid.commit()
console.log(grid.engine.nodes.length)
console.log(grid.engine.nodes)
}
window.onload = addBooks()