微信小程序中密码输入框的设计代码

微信小程序，简称小程序，英文名Mini Program，是一种不需要下载安装即可使用的应用，它实现了应用“触手可及”的梦想，用户扫一扫或搜一下即可打开应用。小程序是一种不用下载就能使用的应用，也是一项门槛非常高的创新，经过将近两年的发展，已经构造了新的小程序开发环境和开发者生态。

这篇文章主要介绍了微信小程序密码输入的相关资料,需要的朋友可以参考下

设计支付密码的输入框

效果如下：

微信小程序中密码输入框的设计代码

实例代码：

<view class="pay">
<view class="title">支付方式</view>
<view catchtap="wx_pay" class="wx_pay">
<i class="icon {{payment_mode==1?'active':''}}" type="String"></i>
<text>微信支付</text>
</view>
<view catchtap="offline_pay" class="offline_pay">
<i class="icon {{payment_mode==0?'active':''}}" type="String"></i>
<text>对公打款</text>
</view>
<block wx:if="{{balance!=0}}">
<view catchtap="wallet_pay" class="wallet_pay">
<i class="icon {{payment_mode==2?'active':''}}" type="String"></i>
<text>钱包支付(余额:{{balance/100}}元)</text>
</view>
</block>
<block wx:if="{{balance==0}}">
<view class="wallet_pay">
<i class="icon" type="String" style="background:#e8e8e8;border:none;"></i>
<text style="color:#999">钱包支付(余额不足)</text>
</view>
</block>
</view>
<view catchtap="pay" class="save">确定</view>
<!--输入钱包密码-->
<view wx:if="{{wallets_password_flag}}" class="wallets-password">
<view class="input-content-wrap">
<view class="top">
<view catchtap="close_wallets_password" class="close">×</view>
<view class="txt">请输入支付密码</view>
<view catchtap="modify_password" class="forget">忘记密码</view>
</view>
<view class="actual_fee">
<span>￥</span>
<text>{{actual_fee/100}}</text>
</view>
<view catchtap="set_Focus" class="input-password-wrap">
<view class="password_dot">
<i wx:if="{{wallets_password.length>=1}}"></i>
</view>
<view class="password_dot">
<i wx:if="{{wallets_password.length>=2}}"></i>
</view>
<view class="password_dot">
<i wx:if="{{wallets_password.length>=3}}"></i>
</view>
<view class="password_dot">
<i wx:if="{{wallets_password.length>=4}}"></i>
</view>
<view class="password_dot">
<i wx:if="{{wallets_password.length>=5}}"></i>
</view>
<view class="password_dot">
<i wx:if="{{wallets_password.length>=6}}"></i>
</view>
</view>
</view>
<input bindinput="set_wallets_password" class="input-content" password type="number" focus="{{isFocus}}" maxlength="6" />
</view>

Page({ data: { payment_mode: 1,//默认支付方式微信支付 isFocus: false,//控制input 聚焦 balance:100,//余额 actual_fee:20,//待支付 wallets_password_flag:false//密码输入遮罩 }, //事件处理函数 onLoad: function () { }, wx_pay() {//转换为微信支付 this.setData({ payment_mode: 1 }) }, offline_pay() {//转换为转账支付 this.setData({ payment_mode: 0 }) }, wallet_pay() { this.setData({//转换为钱包支付 payment_mode: 2 }) }, set_wallets_password(e) {//获取钱包密码 this.setData({ wallets_password: e.detail.value }); if (this.data.wallets_password.length == 6) {//密码长度6位时，自动验证钱包支付结果 wallet_pay(this) } }, set_Focus() {//聚焦input console.log('isFocus', this.data.isFocus) this.setData({ isFocus: true }) }, set_notFocus() {//失去焦点 this.setData({ isFocus: false }) }, close_wallets_password () {//关闭钱包输入密码遮罩 this.setData({ isFocus: false,//失去焦点 wallets_password_flag: false, }) }, pay() {//去支付 pay(this) } }) /*-----------------------------------------------*/ /*支付*/ function pay(_this) { let apikey = _this.data.apikey; let id = _this.data.id; let payment_mode = _this.data.payment_mode if (payment_mode == 1) { // 微信支付 // 微信自带密码输入框 console.log('微信支付') } else if (payment_mode == 0) { // 转账支付后续跳转至传转账单照片 console.log('转账支付') } else if (payment_mode == 2) { // 钱包支付输入密码 console.log('钱包支付') _this.setData({ wallets_password_flag: true, isFocus: true }) } } // 钱包支付 function wallet_pay(_this) { console.log('钱包支付请求函数') /* 1.支付成功 2.支付失败：提示；清空密码；自动聚焦isFocus:true，拉起键盘再次输入 */ }

index.wxss

page {
 height: 100%;
 width: 100%;
 background: #e8e8e8;
}

page .pay {
 display: flex;
 flex-direction: column;
 background: #fff;
}

page .pay .title {
 height: 90rpx;
 line-height: 90rpx;
 font-size: 28rpx;
 color: #353535;
 padding: 0 23rpx;
 border-bottom: 1rpx solid #ddd;
 box-sizing: border-box;
}

page .pay .wx_pay, page .pay .offline_pay, page .pay .wallet_pay {
 margin: 0 26rpx;
 height: 90rpx;
 line-height: 90rpx;
 border-bottom: 2rpx solid #ddd;
 box-sizing: border-box;
 display: flex;
 align-items: center;
 justify-content: flex-start;
}

page .pay .wx_pay .icon, page .pay .offline_pay .icon,
page .pay .wallet_pay .icon {
 width: 34rpx;
 height: 34rpx;
 border: 2rpx solid #ddd;
 box-sizing: border-box;
 border-radius: 50%;
}

page .pay .wx_pay .icon.active, page .pay .offline_pay .icon.active,
page .pay .wallet_pay .icon.active {
 border: 10rpx solid #00a2ff;
}

page .pay .wx_pay text, page .pay .offline_pay text, page .pay .wallet_pay text {
 margin-left: 20rpx;
 color: #353535;
 font-size: 26rpx;
}

page .pay .wallet_pay {
 border: 0;
 border-top: 2rpx solid #ddd;
}

page .pay .offline_pay {
 border: 0 none;
}

page .save {
 margin: 80rpx 23rpx;
 color: #fff;
 background: #00a2ff;
 height: 88rpx;
 line-height: 88rpx;
 text-align: center;
 font-size: 30rpx;
 border-radius: 10rpx;
}

page .wallets-password {
 position: absolute;
 left: 0;
 top: 0;
 width: 100%;
 height: 100%;
 background: rgba(0, 0, 0, 0.6);
}

page .wallets-password .input-content-wrap {
 position: absolute;
 top: 200rpx;
 left: 50%;
 display: flex;
 flex-direction: column;
 width: 600rpx;
 margin-left: -300rpx;
 background: #fff;
 border-radius: 20rpx;
}

page .wallets-password .input-content-wrap .top {
 display: flex;
 align-items: center;
 height: 90rpx;
 border-bottom: 2rpx solid #ddd;
 justify-content: space-around;
}

page .wallets-password .input-content-wrap .top .close {
 font-size: 44rpx;
 color: #999;
 font-weight: 100;
}

page .wallets-password .input-content-wrap .top .forget {
 color: #00a2ff;
 font-size: 22rpx;
}

page .wallets-password .input-content-wrap .actual_fee {
 display: flex;
 align-items: center;
 justify-content: center;
 color: #000;
 height: 100rpx;
 margin: 0 23rpx;
 border-bottom: 2rpx solid #ddd;
}

page .wallets-password .input-content-wrap .actual_fee span {
 font-size: 24rpx;
}

page .wallets-password .input-content-wrap .actual_fee text {
 font-size: 36rpx;
}

page .wallets-password .input-content-wrap .input-password-wrap {
 display: flex;
 align-items: center;
 justify-content: center;
 height: 150rpx;
}

page .wallets-password .input-content-wrap .input-password-wrap .password_dot {
 display: flex;
 align-items: center;
 justify-content: center;
 text-align: center;
 color: #000;
 box-sizing: border-box;
 width: 90rpx;
 height: 90rpx;
 border: 2rpx solid #ddd;
 border-left: none 0;
}

page .wallets-password .input-content-wrap .input-password-wrap .password_dot:nth-child(1) {
 border-left: 2rpx solid #ddd;
}

page .wallets-password .input-content-wrap .input-password-wrap .password_dot i {
 background: #000;
 border-radius: 50%;
 width: 20rpx;
 height: 20rpx;
}

page .wallets-password .input-content {
 position: absolute;
 opacity: 0;
 left: -100%;
 top: 600rpx;
 background: #f56;
 z-index: -999;
}

page .wallets-password .input-content.active {
 z-index: -99;
}
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小程序是一种不需要下载安装即可使用的应用，它实现了应用“触手可及”的梦想，用户扫一扫或者搜一下即可打开应用。



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