滑动组件VUE

好用好使

<template>
	<div class="drag" ref="dragDiv">
		<div class="drag_bg"></div>
		<div class="drag_text">{{ confirmWords }}</div>
		<div ref="moveDiv" @mousedown="mouseDownFn($event)" :class="{ handler_ok_bg: confirmSuccess }"
			class="handler handler_bg"></div>
	</div>
</template>

<script>
	export default {
		data() {
			return {
				beginClientX: 0 /*距离屏幕左端距离*/ ,
				mouseMoveState: false /*触发拖动状态  判断*/ ,
				maxWidth: "" /*拖动最大宽度，依据滑块宽度算出来的*/ ,
				confirmWords: "按住滑块，拖动到最右边" /*滑块文字*/ ,
				confirmSuccess: false /*验证成功判断*/
			};
		},
		methods: {
			//mousedown 事件
			mouseDownFn: function(e) {
				if (!this.confirmSuccess) {
					e.preventDefault && e.preventDefault(); //阻止文字选中等 浏览器默认事件
					this.mouseMoveState = true;
					this.beginClientX = e.clientX;
				}
			},
			//验证成功函数
			successFunction() {
				this.$store.commit("statestatus", true);
				this.confirmSuccess = true;
				this.confirmWords = "验证通过";
				if (window.addEventListener) {
					document
						.getElementsByTagName("html")[0]
						.removeEventListener("mousemove", this.mouseMoveFn);
					document
						.getElementsByTagName("html")[0]
						.removeEventListener("mouseup", this.moseUpFn);
				} else {
					document
						.getElementsByTagName("html")[0]
						.removeEventListener("mouseup", () => {});
				}
				document.getElementsByClassName("drag_text")[0].style.color =
					"#fff";
				document.getElementsByClassName("handler")[0].style.left =
					this.maxWidth + "px";
				document.getElementsByClassName("drag_bg")[0].style.width =
					this.maxWidth + "px";
				this.$emit("success",'成功')
			},
			//mousemove事件
			mouseMoveFn(e) {
				if (this.mouseMoveState) {
					let width = e.clientX - this.beginClientX;
					if (width > 0 && width <= this.maxWidth) {
						document.getElementsByClassName("handler")[0].style.left =
							width + "px";
						document.getElementsByClassName("drag_bg")[0].style.width =
							width + "px";
					} else if (width > this.maxWidth) {
						this.successFunction();
					}
				}
			},
			//mouseup事件
			moseUpFn(e) {
				this.mouseMoveState = false;
				var width = e.clientX - this.beginClientX;
				if (width < this.maxWidth) {
					document.getElementsByClassName("handler")[0].style.left =
						0 + "px";
					document.getElementsByClassName("drag_bg")[0].style.width =
						0 + "px";
				}
			}
		},
		mounted() {
			this.maxWidth =
				this.$refs.dragDiv.clientWidth - this.$refs.moveDiv.clientWidth;
			document
				.getElementsByTagName("html")[0]
				.addEventListener("mousemove", this.mouseMoveFn);
			document
				.getElementsByTagName("html")[0]
				.addEventListener("mouseup", this.moseUpFn);
		}
	};
</script>
<style scoped lang="scss">
	.drag {
		position: relative;
		width: 100%;
		height: 42px;
		line-height: 42px;
		text-align: center;
		border: 0px solid #ccc;
		border-radius: 4px;
	}

	.handler {
		width: 69px;
		height: 42px;
		border-radius: 4px;
		cursor: move;
	}

	.handler_bg {
		background: #ECECEC url("data:image/png;base64,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") no-repeat center;
		position: absolute;
		top: 0px;
		left: 0px;
	}

	.handler_ok_bg {
		border-top-left-radius: 0;
		border-bottom-left-radius: 0;
		// background-size: 20px 20px;
	}

	.drag_bg {
		background-color: #4ABB98;
		height: 42px;
		width: 0px;
		border-radius: 4px 0 0 4px;
	}

	.drag_text {
		position: absolute;
		top: 0px;
		width: 100%;
		font-size: 12px;
		color: #BEBEBE;
		// background-color: #FFFFFF;
		text-align: center;
		-moz-user-select: none;
		-webkit-user-select: none;
		user-select: none;
		-o-user-select: none;
		-ms-user-select: none;
	}
</style>