Vue 滑动验证

用Vue实现滑动验证码,鼠标点击滑动验证,验证成功之后会显示验证通过。

程序分析

  1. 鼠标的点击
  2. 滑块的拖动
  3. 未验证之前滑动条上显示的文字
  4. 滑块箭头指向Vue函数
  5. 判断是否拖动完毕
  6. 拖动完毕时改变背景色并显示验证成功

效果图演示

原始状态
Vue 滑动验证_第1张图片
点击之后拖动
Vue 滑动验证_第2张图片
拖动完毕
Vue 滑动验证_第3张图片
有没有感觉很奇妙的呢???

在欣赏代码之前准备工作要做好的!!!
**特别注意:**相关架包的引入(三个架包

		<script src="js/vue.js"></script>
		<script src="https://unpkg.com/element-ui/lib/index.js"></script>
		<script src="js/jquery.js"></script>

代码演示

<!DOCTYPE html>
<html>

	<head>
		<meta charset="UTF-8">
		<title></title>
		<script src="js/vue.js"></script>
		<script src="https://unpkg.com/element-ui/lib/index.js"></script>
		<script src="js/jquery.js"></script>
		<style>
			.big {
				border-radius:30px;
				position: relative;
				background-color: #75CDF9;
				width: 300px;
				height: 34px;
				margin-left: 30px;
				margin-top: 100px;
				line-height: 34px;
				text-align: center;
			}
			
			.hand {
				border-radius:30px;
				position: absolute;
				top: 0px;
				left: 0px;
				width: 40px;
				height: 32px;
				border: 1px solid #ccc;
				cursor: move;
			}
			
			.handler {
				background: #fff url("data:image/png;base64,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") no-repeat center;
			}
			
			.handlerFinish {
				background: #fff url("data:image/png;base64,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") no-repeat center;
			}
			
			.bg {
				border-radius:30px;
				background-color: #13CE66;
				height: 34px;
				width: 0px;
			}
			
			.text {
				position: absolute;
				top: 0px;
				width: 300px;
				-moz-user-select: none;
				-webkit-user-select: none;
				user-select: none;
				-o-user-select: none;
				-ms-user-select: none;
			}
		</style>

	</head>

	<body>

		<div id="app">
			<div class="big" >
				<div class="bg"></div>
				<div class="text">{{confirmWords}}</div>
				<div @mousedown="mousedownFn($event)" class="hand handler"></div>
			</div>

		</div>
		
		
	</body>
	
	<script>
		var vm = new Vue({
	
			el: "#app",
			name: '',
			components: {},
			props: {},
			data() {
				return {
					beginClientX: 0,
					mouseMoveStata: false,
					maxwidth: 258,
					confirmWords: '拖动滑块验证',
					/*滑块文字*/
					confirmSuccess: false, /*是否成功*/
				}
			},
			created() {},
			watch: {
			},
			methods: {
				mousedownFn: function(e) {
					this.mouseMoveStata = true;
					this.beginClientX = e.clientX;
				}, 
				//按下滑块
				successFunction() {
					$(".hand").removeClass('handler').addClass('handlerFinish');
					this.confirmWords = '验证通过'
					$(".big").css({
						'color': '#fff'
					});
					$(".big").css({
						'background-color': '#13CE66'
					});
					$(".hand").css({
						'left': this.maxwidth
					});
					$(".bg").css({
						'width': this.maxwidth
					});
					$('body').unbind('mousemove');
					$('body').unbind('mouseup');
					this.confirmSuccess = true;
					
				} //判断是否成功
			},
			mounted() {
				$('body').on('mousemove', (e) => {
					//拖动使用箭头指向Vue函数
					if(this.mouseMoveStata) {
						var width = e.clientX - this.beginClientX;
						if(width > 0 && width <= this.maxwidth) {
							$(".hand").css({
								'left': width
							});
							$(".bg").css({
								'width': width
							});
						} else if(width > this.maxwidth) {
							this.successFunction();
						}
					}
				});
				$('body').on('mouseup', (e) => {
					//鼠标放开 
					this.mouseMoveStata = false;
					var width = e.clientX - this.beginClientX;
					if(width < this.maxwidth) {
						$(".hand").css({
							'left': 0
						});
						$(".bg").css({
							'width': 0
						});
					}
				})
			}
		});
	</script>

</html>

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