实战编程: 武林高手在线相册
实例
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>女侠排行榜</title>
<style>
.warp {
width: 360px;
height: auto;
background-color: #efefef;
border: 3px double grey;
color: #363636;
border-radius: 2%;
}
.warp .header {
padding: 15px;
}
.warp .header h2 {
text-align: center;
}
.add {
width: 100px;
height: 30px;
border: none;
cursor: pointer;
background-color: skyblue;
color: white;
}
.add:hover {
background-color: orange;
font-size: 1.1rem;
}
.main {
overflow: hidden;
}
.main ul {
padding: 0;
margin: 0;
}
.main ul li {
list-style-type: none;
float: left;
margin-left: 20px;
margin-bottom: 10px;
width: 150px;
height: 200px;
text-align: center;
}
.main ul li button {
margin: 3px;
border: none;
border-radius: 5%;
background-color: lightgreen;
}
.main ul li button:hover {
background-color: orange;
color: white;
cursor: pointer;
}
</style>
</head>
<body>
<div class="warp">
<div class="header">
<h2>女侠排行榜</h2>
<p>
<lable for="img_url">请选择一张图片：</lable>
<input type="file" name="img_url" id="img_url">
</p>
<p>
图片类型：
<input type="radio" id="direct" name="border" value="0"><lable for="direct">直角</lable>
<input type="radio" id="radius" name="border" value="10%"><lable for="radius">圆角</lable>
<input type="radio" id="circle" name="border" value="50%"><lable for="circle">正圆</lable>
</p>
<p>
是否添加阴影：
<select name="shadow" id="">
<option value="0">有阴影</option>
<option value="1">无阴影</option>
</select>
</p>
<p><button class="add">添加图片</button></p>
</div>
<div class="main">
<ul></ul>
</div>
</div>
<script src="../jquery.js"></script>
<script >
$(function () {
$('button.add').on('click',function () {
let img_url = $('#img_url').val();
if (img_url.length === 0){
alert('请选择一张图片');
$('#img_url').focus();
return false;
}
let img_type = $(':radio:checked').val();
let shadow = 'none';
if ($(':selected').val() === '1') {
shadow = '3px 3px 3px #666;'
}
// console.log('http://jq.io/0918/images/'+img_url.split('\\')[2]);
img_url = 'http://jq.io/0918/img/'+img_url.split('\\')[2];
let img = $('<img>')
.prop('src',img_url)
.width(150)
.height(150)
.css({
'border-radius':img_type,
'box_shadow':shadow
});
let before = $('<button></button>').text('前移');
let after = $('<button></button>').text('后移');
let remove = $('<button></button>').text('删除');
let contaier = $('<li>');
contaier.append(img,before,after,remove);
contaier.appendTo('ul');
before.click(function () {
let current = $(this).parent();
let prev = current.prev();
prev.before(current);
})
after.click(function(){
let current = $(this).parent();
let next = current.next();
next.after(current);
});
remove.click(function(){
if (confirm('确认删除吗？')){
$(this).parent().remove();
}
return false;
})
})
});
</script>
</body>
</html>运行实例 »
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