效果图：
文章目录：
#1 创建组件
#2 组件编码
MoveVerify.wxss
MoveVerify.wxml
MoveVerify.js
#3 页面引用
在页面的 json 文件中引用组件
在页面的 wxml 文件中使用组件
在页面的 js 文件中接收验证回调
#1 创建组件
- 在小程序项目根目录创建目录 components，再在 components 目录中创建 MoveVerify 目录
- 在 MoveVerify 目录中 新建Component（该命令在 鼠标右键的快捷菜单中），以 MoveVerify 命名
最终得到的文件目录如下图所示：
#2 组件编码
MoveVerify.wxss
/* components/MoveVerify.wxss */
.pathway {height: 80rpx;width: 100%;background-color: #7ac23c;position: relative;overflow: hidden;
}.pathway .tips {position: absolute;top: 0;left: 0;width: 100%;line-height: 80rpx;text-align: center;color: #666;font-size: 32rpx;z-index: 3;
}.pathway .track {position: absolute;top: 0;left: 0;background-color: #eee;width: 100%;height: 100%;padding-left: 0;box-sizing: content-box;transform: translateX(0);
}.pathway movable-area {position: absolute;top: 0;left: 0;height: 100%;width: 100%;background: none;z-index: 5;
}.pathway movable-view {height: 100%;width: 100rpx;box-sizing: border-box;background-color: #fff;border: #ddd solid 1px;background-position: center;background-repeat: no-repeat;background-size: auto 32rpx;background-image: url("data:image/png;base64,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");
}.pathway movable-view.active {border: #7ac23c solid 1px;background-image: url("data:image/png;base64,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");
}.pathway .disabled {position: absolute;z-index: 10;height: 100%;width: 100%;top: 0;left: 0;
}MoveVerify.wxml
<view class='pathway' bindtouchend='onEnd' id='pathway'><view class="tips"><text wx:if="{{isOk}}" style="color: #FFFFFF;">验证通过</text><text wx:else>拖动滑块验证</text></view><view class="track" style="transform:translateX({{oldx}}px)"></view><movable-area><movable-view x="{{x}}" direction="horizontal" bindchange="onChange" class='{{isOk ? "active":""}}' id="track"></movable-view></movable-area><view class="disabled" wx:if="{{isOk}}"></view>
</view>MoveVerify.js
Component({/*** 组件的属性列表*/properties: {},/*** 组件的初始数据*/data: {x: 0,oldx: 0,isOk: false,size: {}},ready(){let getSize = (selector) => {return new Promise((resolve, reject) => {let view = wx.createSelectorQuery().in(this).select(selector);view.fields({size: true,}, (res) => {resolve(res.width);}).exec();});}getSize("#pathway").then((res1) => {this.data.size.pathway = res1;getSize("#track").then((res2) => {this.data.size.track = res2;});})},/*** 组件的方法列表*/methods: {onChange(e){this.setData({oldx: e.detail.x})},onEnd(){if (this.data.isOk) {return;}if ((this.data.oldx + 1) > (this.data.size.pathway - this.data.size.track)) {this.setData({isOk:true},()=>{this.triggerEvent('result');});} else {this.setData({x: 0,oldx: 0})}}}
})#3 页面引用
在页面的 json 文件中引用组件
{"usingComponents": {"move-verify": "/components/MoveVerify/MoveVerify"}
}在页面的 wxml 文件中使用组件
<move-verify bind:result="verifyResult"></move-verify>在页面的 js 文件中接收验证回调
Page({data:{isFlag:false},verifyResult(){console.log("验证通过");this.setData({isFlag:true})}
})作者：黄河爱浪 QQ：1846492969，邮箱：helang.love@qq.com
公众号：
web-7258，本文原创，著作权归作者所有，转载请注明原链接及出处。更多精彩文章，请扫下方二维码关注我的公众号
