项目背景
公司要做一个停车场微信小程序，支持临时车预支付以及支付记录查询等功能,其中涉及车牌输入的功能，为了提升用户体验，避免繁琐的输入，决定自己写一个键盘。
效果图如下
省份简写键盘如下:
省份简写键盘
英文简写键盘如下:
英文简写键盘
源代码
目录结构
目录结构
wxml文件内容
<view wx:if="{{isShow}}" class="vehicle-panel" style="height:430rpx;background-color:{{backgroundColor}}">
<!--省份简写键盘-->
<block wx:if="{{keyBoardType === 1}}">
<view class="vehicle-panel-row">
<view hover-class="vehicle-hover" hover-start-time="10" hover-stay-time="100" class='vehicle-panel-row-button' style="border:{{buttonBorder}}" wx:for="{{keyVehicle1}}" bindtap='vehicleTap' data-value="{{item}}" wx:for-index="idx" wx:key="idx">{{item}}</view>
</view>
<view class="vehicle-panel-row">
<view hover-class="vehicle-hover" hover-start-time="10" hover-stay-time="100" class='vehicle-panel-row-button' style="border:{{buttonBorder}}" wx:for="{{keyVehicle2}}" bindtap='vehicleTap' data-value="{{item}}" wx:for-index="idx" wx:key="idx">{{item}}</view>
</view>
<view class="vehicle-panel-row">
<view hover-class="vehicle-hover" hover-start-time="10" hover-stay-time="100" class='vehicle-panel-row-button' style="border:{{buttonBorder}}" wx:for="{{keyVehicle3}}" bindtap='vehicleTap' data-value="{{item}}" wx:for-index="idx" wx:key="idx">{{item}}</view>
</view>
<view class="vehicle-panel-row-last">
<view hover-class="vehicle-hover" hover-start-time="10" hover-stay-time="100" class='vehicle-panel-row-button vehicle-panel-row-button-last' bindtap='vehicleTap' data-value="{{item}}" wx:for="{{keyVehicle4}}" style="border:{{buttonBorder}}" wx:for-index="idx" wx:key="idx">{{item}}</view>
</view>
</block>
<!--英文键盘 -->
<block wx:else>
<view class="vehicle-panel-row">
<view hover-class="vehicle-hover" hover-start-time="10" hover-stay-time="100" class='vehicle-panel-row-button vehicle-panel-row-button-number' bindtap='vehicleTap' data-value="{{item}}" wx:for="{{keyNumber}}" style="border:{{buttonBorder}}" wx:for-index="idx" wx:key="item">{{item}}</view>
</view>
<view class="vehicle-panel-row">
<view hover-class="vehicle-hover" hover-start-time="10" hover-stay-time="100" class='vehicle-panel-row-button' style="border:{{buttonBorder}}" wx:for="{{keyEnInput1}}" bindtap='vehicleTap' data-value="{{item}}" wx:for-index="idx" wx:key="idx">{{item}}</view>
</view>
<view class="vehicle-panel-row">
<view hover-class="vehicle-hover" hover-start-time="10" hover-stay-time="100" class='vehicle-panel-row-button' style="border:{{buttonBorder}}" wx:for="{{keyEnInput2}}" bindtap='vehicleTap' data-value="{{item}}" wx:for-index="idx" wx:key="idx">{{item}}</view>
<view hover-class="vehicle-hover" style="border:{{buttonBorder}}" hover-start-time="10" hover-stay-time="100" class='vehicle-panel-row-button vehicle-panel-row-button-img'>
<image src='./delete.svg' class='vehicle-en-button-delete' bindtap='vehicleTap' data-value="delete" mode='aspectFit'>删除</image>
</view>
</view>
<view class="vehicle-panel-row-last">
<view hover-class="vehicle-hover" hover-start-time="10" hover-stay-time="100" class='vehicle-panel-row-button vehicle-panel-row-button-last' bindtap='vehicleTap' style="border:{{buttonBorder}}" data-value="{{item}}" wx:for="{{keyEnInput3}}" wx:for-index="idx" wx:key="idx">{{item}}</view>
<view hover-class="vehicle-hover" style="border:{{buttonBorder}}" hover-start-time="10" hover-stay-time="100" class='vehicle-panel-row-button vehicle-panel-ok' bindtap='vehicleTap' data-value="ok">确定</view>
</view>
</block>
</view>
json文件
{
"component": true
}
js文件
Component({
externalClasses: ['v-panel'],
properties: {
isShow: {
type: Boolean,
value: false,
},
buttonBorder: {
type: String,
value: "1px solid #ccc"
},
backgroundColor:{
type: String,
value: "#fff"
},
//1为省份键盘，其它为英文键盘
keyBoardType: {
type: Number,
value: 1,
}
},
data: {
keyVehicle1: '陕京津沪冀豫云辽',
keyVehicle2: '黑湘皖鲁新苏浙赣',
keyVehicle3: '鄂桂甘晋蒙吉闽贵',
keyVehicle4: '粤川青藏琼宁渝',
keyNumber: '1234567890',
keyEnInput1: 'QWERTYUIOP',
keyEnInput2: 'ASDFGHJKL',
keyEnInput3: 'ZXCVBNM',
},
methods: {
vehicleTap: function (event) {
let val = event.target.dataset.value;
switch (val){
case 'delete':
this.triggerEvent('delete');
this.triggerEvent('inputchange');
break;
case 'ok':
this.triggerEvent('ok');
break;
default:
this.triggerEvent('inputchange', val);
}
},
}
});
wxss文件
:host {
width: 100%;
}
.vehicle-panel {
width: 100%;
position: fixed;
bottom: 0;
display:flex;
flex-direction:column;
justify-content:center;
z-index: 1000;
}
.vehicle-panel-row {
display: flex;
justify-content: space-between;
align-items: center;
}
.vehicle-panel-row-last{
display: flex;
justify-content: space-between;
align-items: center;
}
.vehicle-panel-row-button {
background-color: #fff;
margin: 5rpx;
padding: 5rpx;
width: 80rpx;
height: 80rpx;
text-align: center;
line-height: 80rpx;
border-radius: 10rpx;
}
.vehicle-panel-row-button-number {
background-color: #eee;
}
.vehicle-panel-row-button-last {
width: 90rpx;
height: 90rpx;
line-height: 90rpx;
}
.vehicle-hover {
background-color: #ccc;
}
.vehicle-panel-row-button-img {
display: flex;
justify-content: center;
align-items: center;
}
.vehicle-en-button-delete {
width: 55rpx;
height: 85rpx;
}
.vehicle-panel-ok {
background-color: #0F4BA1;
color: #fff;
width: 150rpx;
height: 80rpx;
}
使用方式
示例
<v-panel is-show="{{isShow}}" bindok="inputOk" binddelete="inputdelete" bindinputchange="inputChange" key-board-type="{{keyBoardType}}" backgroundColor="white" />
属性
| 属性名称 | 类型 | 默认值 | 说明 |
|---|---|---|---|
| isShow | 布尔(boolean) | false | 控制键盘是否显示,true显示，false不显示 |
| buttonBorder | 字符串(String) | "1px solid #ccc" | 控制键盘按钮边框，同css border属性 |
| backgroundColor | 字符串(String) | #fff | 控制键盘背景色,同css |
| keyBoardType | 数字(Number) | 1 | 控制键盘显示类型,1为省份简写,2为英文简写 |
事件
| 事件名称 | 触发情况 | 返回值 |
|---|---|---|
| delete | 删除按钮按下的时候触发 | 微信事件 |
| ok | 确定按钮按下时触发 | 微信事件 |
| inputchange | 输入按钮按下或者删除按钮按下时触发 | 输入的值 |
完毕!
以上代码仅供大家学习交流
作者：rjhlovelife
原文：https://www.cnblogs.com/rjhlovelife/p/9347189.html
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