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微信小程序車(chē)牌號(hào)碼模擬鍵盤(pán)輸入功能的實(shí)現(xiàn)代碼

 更新時(shí)間:2018年11月11日 09:44:54   作者:iFangHuanrui  
這篇文章主要介紹了微信小程序車(chē)牌號(hào)碼模擬鍵盤(pán)輸入功能的實(shí)現(xiàn)代碼,非常不錯(cuò),具有一定的參考借鑒價(jià)值,需要的朋友可以參考下

先來(lái)一波預(yù)覽圖。

預(yù)覽圖片一:

預(yù)覽圖二:

預(yù)覽圖三:

 預(yù)覽圖四:

預(yù)覽圖五:

 大概的效果就和原來(lái)圖差不多。

思路解析:車(chē)牌號(hào)碼由31位漢字,26位字母,10位數(shù)字組成的,開(kāi)頭第一位由省份簡(jiǎn)稱(chēng)的漢字,第二位字母根據(jù)省份下的城市或地區(qū)區(qū)分,最后的五位或者六位,是有字母和數(shù)字組成的,共有七位的車(chē)牌號(hào)碼和八位的車(chē)牌號(hào)碼,(注:其中的八位數(shù)的車(chē)牌號(hào)碼為能源車(chē)的車(chē)牌號(hào)碼。)

大概的邏輯思維,不包含代碼獲取值什么的或者驗(yàn)證其他的說(shuō)明,詳細(xì)看代碼片段。

第一,原型的設(shè)計(jì)思路:先設(shè)計(jì)好模擬鍵盤(pán)的大概架構(gòu),樣式。這里的分為三個(gè)不同的模擬鍵盤(pán)結(jié)構(gòu)合在一起,分部為漢字,字母,數(shù)字,其樣式統(tǒng)一;

第二:數(shù)據(jù)的交互思路:對(duì)需要的數(shù)據(jù)綁定或者修改填充等,如何獲取,通過(guò)什么方式獲取,再怎么反饋出來(lái),需要搭建好數(shù)據(jù)的來(lái)回交互傳遞的大概模型;

第三,交互的體驗(yàn)思路:觸發(fā)或者在輸入框點(diǎn)擊輸入的時(shí)候,啟動(dòng)模擬鍵盤(pán),先用漢字選擇,其次是字母,最后由字母和數(shù)字混合,對(duì)三個(gè)架構(gòu)先進(jìn)行需求排序的理清;

第四,功能的操作思路:模擬鍵盤(pán)的功能性按鈕,比如數(shù)字與字母之間的的切換,刪除最后一位數(shù)據(jù),清空全部數(shù)據(jù)和狀態(tài),關(guān)閉的結(jié)束等操作等體驗(yàn)。

第五:輸入判斷的思路:判斷車(chē)牌號(hào)碼輸入的位數(shù),第一位和第二位分部是什么,字母與數(shù)字的切換的判斷。刪除到第幾位需要在什么樣的狀態(tài)輸入下等。

大概就這這些樣子了,能寫(xiě)怎么多字,感覺(jué)都超綱了,如果有錯(cuò)的地方,還望留言指正。

最后是源碼:

wxml:

 

 <view class='page wrapper'>
 <view class="weui-cell__bd">
  <view bindtap='LicensePlateNumber' class='LicensePlateNumber'>
  <input value='{{LicensePlateNumber}}' disabled='true' placeholder='請(qǐng)選擇'></input>
  </view>
 </view>
 <view>
  <view class='licensePlateShow' hidden='{{licensePlateShowHidden}}'>
  <!-- 遮罩層 -->
  <view class='licensePlate_Bg' bindtap='licensePlate_close'>
  </view>
  <!-- 省份 -->
  <view class='licensePlate_provinces_Box' hidden='{{licensePlate_provinces_Box}}'>
   <view class='licensePlate_provincesTist' wx:for='{{licensePlate_provinces}}' bindtap='licensePlate_provinces' data-licensePlateProvinces='{{item}}' wx:key='index'>{{item}}</view>
   <view class='licensePlate_but' bindtap='licensePlate_close'>關(guān)閉</view>
  </view>
  <!-- 字母 -->
  <view class='licensePlate_letter_Box' hidden='{{licensePlate_letter_Box}}'>
   <view class='licensePlate_letterTist' wx:for='{{licensePlate_letter}}' bindtap='licensePlate_letter' data-licensePlateProvinces='{{item}}' wx:key='index'>{{item}}</view>
   <view class='licensePlate_letterTist_but'>
   <view class='licensePlate_but' bindtap='licensePlate_switchDigital'>數(shù)字</view>
   <view class='licensePlate_but' bindtap='licensePlate_delete'>刪除</view>
   <view class='licensePlate_but' bindtap='licensePlate_empty'>清空</view>
   <view class='licensePlate_but' bindtap='licensePlate_close'>關(guān)閉</view>
   </view>
  </view>
  <!-- 數(shù)字 -->
  <view class='licensePlate_digital_Box' hidden='{{licensePlate_digital_Box}}'>
   <view class='licensePlate_digitalTist' wx:for='{{licensePlate_digital}}' bindtap='licensePlate_digital' data-licensePlateProvinces='{{item}}' wx:key='index'>{{item}}</view>
   <view class='licensePlate_digital_but'>
   <view class='licensePlate_but' bindtap='licensePlate_switchLetter'>字母</view>
   <view class='licensePlate_but' bindtap='licensePlate_delete'>刪除</view>
   <view class='licensePlate_but' bindtap='licensePlate_empty'>清空</view>
   <view class='licensePlate_but' bindtap='licensePlate_close'>關(guān)閉</view>
   </view>
  </view>
  </view>
 </view>
 </view>

wxss:

  

@import "weui.wxss";
 page{
  min-height:%; 
 }
 .wrapper{
  width: rpx; 
  overflow:hidden;
 }
 .licensePlateShow{
 width: rpx; 
 min-height: %;
 position: absolute;
 bottom: ;
 }
 .licensePlate_Bg{
 min-height: %;
 width: rpx;
 position: absolute;
 z-index: ;
 overflow: hidden;
 }
 .licensePlate_provinces_Box{
 width: rpx; 
 background-color: #ddda;
 margin: auto;
 position: absolute;
 bottom: ;
 display: flex;
 display: -webkit-flex;
 flex-wrap: wrap;
 justify-content: flex-start;
 /* border-top: px solid #abbbd; */
 z-index: ;
 }
 .licensePlate_provincesTist{
 flex:%;
 height: rpx;
 line-height: rpx;
 margin: auto;
 text-align: center;
 background-color:#ffffff; 
 border-top: px solid #abbbd;
 border-left: px solid #abbbd;
 }
 .licensePlate_provincesTist:nth-child(n){
 border-right: px solid #abbbd;
 }
 .licensePlate_letter_Box{
 width: rpx; 
 background-color: #ddda;
 margin: auto;
 position: absolute;
 bottom: ;
 display: flex;
 display: -webkit-flex;
 flex-wrap: wrap;
 justify-content: flex-start;
 /* border-top: px solid #abbbd; */
 z-index: ;
 }
 .licensePlate_letterTist{
 flex:%;
 height: rpx;
 line-height: rpx;
 margin: auto;
 text-align: center;
 background-color:#ffffff; 
 border-top: px solid #abbbd;
 border-left: px solid #abbbd;
 }
 .licensePlate_letterTist:nth-child(n){
 border-right: px solid #abbbd;
 } 
 .licensePlate_letterTist:nth-child(){
 border-right: px solid #abbbd;
 }
 .licensePlate_letterTist_but{
 width: rpx;
 display: flex;
 display: -webkit-flex;
 flex-wrap: wrap;
 justify-content: flex-start;
 }
 .licensePlate_digital_Box{
 width: rpx; 
 background-color: #ddda;
 margin: auto;
 position: absolute;
 bottom: ;
 display: flex;
 display: -webkit-flex;
 flex-wrap: wrap;
 justify-content: flex-start;
 /* border-top: px solid #abbbd; */
 z-index: ;
 }
 .licensePlate_digitalTist{
 flex:%;
 height: rpx;
 line-height: rpx;
 margin: auto;
 text-align: center;
 background-color:#ffffff; 
 border-top: px solid #abbbd;
 border-left: px solid #abbbd;
 }
 .licensePlate_digital_but{
 width: rpx;
 display: flex;
 display: -webkit-flex;
 flex-wrap: wrap;
 justify-content: flex-start;
 }
 .licensePlate_but{
 flex: ;
 height: rpx;
 line-height: rpx;
 text-align: center;
 color: #ffffff;
 background-color:#ff; 
 border-top: px solid #abbbd;
 border-left: px solid #abbbd;
 }
 .licensePlate_but:last-child{
 border-right: px solid #abbbd;
 }
 .LicensePlateNumber{
 width: rpx;
 height: rpx;
 border-bottom: rpx solid #abbbd
 }

js:

  

 Page({
  data: {
  licensePlateShowHidden:true,
  licensePlate_provinces_Box:true,
  licensePlate_letter_Box: true, 
  licensePlate_digital_Box: true,
  licensePlate_provinces: [
  "京", "滬", "浙", "蘇", "粵", "魯", 
  "晉", "冀", "豫", "川", "渝", "遼", 
  "吉", "黑", "皖", "鄂", "津", "貴", 
  "云", "桂", "瓊", "青", "新", "藏",
  "蒙", "寧", "甘", "陜", "閩", "贛", 
  "湘"
  ],
  licensePlate_letter: [
  "A", "B", "C", "D", "E", "F",
  "G", "H", "L", "J", "K", "L",
  "M", "N", "O", "P", "Q", "R",
  "S", "T", "U", "V", "W", "X",
  "Y", "Z"
  ],
  licensePlate_digital: [
  "", "", "", 
  "", "", "",
  "", "", "", 
  ""
  ],
  LicensePlateNumber:'',
 },
 // 顯示模擬鍵盤(pán)
 LicensePlateNumber:function(){
  var that = this;
  var LicensePlateNumber = this.data.LicensePlateNumber;
  var LicensePlateNumberLen = LicensePlateNumber.length;
  console.log(LicensePlateNumber, LicensePlateNumberLen)
  if (LicensePlateNumberLen == ){
  this.setData({
   licensePlateShowHidden: false,
   licensePlate_provinces_Box: false,
  })
  } else if (LicensePlateNumberLen == ){
  this.setData({
   licensePlateShowHidden: false,
   licensePlate_letter_Box: false,
  })
  }else{
  this.setData({
   licensePlateShowHidden: false,
   licensePlate_digital_Box: false,
  })
  }
 },
 // 切換成字母
 licensePlate_switchLetter:function(){
  this.setData({
  licensePlate_provinces_Box:true,
  licensePlate_letter_Box:false,
  licensePlate_digital_Box: true,
  })
 },
 // 切換成數(shù)字
 licensePlate_switchDigital: function () {
  var LicensePlateNumber = this.data.LicensePlateNumber;
  var LicensePlateNumberLen = LicensePlateNumber.length;
  if (LicensePlateNumberLen == ){
  wx.showToast({
   title: '車(chē)牌號(hào)碼第二位必須是字母',
   icon: 'none',
   duration: ,
  })
  }else{
  this.setData({
   licensePlate_provinces_Box: true,
   licensePlate_letter_Box: true,
   licensePlate_digital_Box: false,
  })
  }
 },
 // 刪除
 licensePlate_delete: function (e) {
  var LicensePlateNumber = this.data.LicensePlateNumber;
  var LicensePlateNumberLen = LicensePlateNumber.length;
  var LicensePlateNumberDelete = LicensePlateNumber.split('');
  var NewLicensePlateNumber = LicensePlateNumberDelete.join('').slice(,-)
  if (LicensePlateNumberDelete.slice(,-).length == ){
  this.setData({
   licensePlate_provinces_Box: true,
   licensePlate_letter_Box: false,
   licensePlate_digital_Box: true,
  })
  } else if (LicensePlateNumberLen == || LicensePlateNumber == '' || LicensePlateNumberDelete.slice(, -).length == ){
  this.setData({
   licensePlate_provinces_Box: false,
   licensePlate_letter_Box: true,
   licensePlate_digital_Box: true,
  })
  }
  this.setData({
   LicensePlateNumber: NewLicensePlateNumber
  })
 },
 // 清空
 licensePlate_empty: function (e) {
  this.setData({
  LicensePlateNumber:'',
  licensePlate_provinces_Box: false,
  licensePlate_letter_Box: true,
  licensePlate_digital_Box: true,
  })
 },
 // 關(guān)閉模擬鍵盤(pán)
 licensePlate_close:function(){
  this.setData({
  licensePlateShowHidden: true
  })
 },
 // 點(diǎn)擊獲取省份
 licensePlate_provinces: function (e) {
  this.setData({
  LicensePlateNumber: e.target.dataset.licenseplateprovinces,
  licensePlate_letter_Box: false,
  licensePlate_digital_Box: true,
  })
  console.log(e.target.dataset.licenseplateprovinces)
 },
 // 點(diǎn)擊獲取字母
 licensePlate_letter: function (e) {
  var LicensePlateNumber = this.data.LicensePlateNumber;
  var LicensePlateNumberLen = LicensePlateNumber.length;
  if (LicensePlateNumberLen != ) {
  this.setData({
   LicensePlateNumber: LicensePlateNumber + e.target.dataset.licenseplateprovinces
  })
  console.log(e.target.dataset.licenseplateprovinces)
  } else {
  wx.showToast({
   title: '車(chē)牌號(hào)碼最多不能超過(guò)位',
   icon: 'none',
   duration: ,
  })
  }
 },
 // 點(diǎn)擊獲取數(shù)字
 licensePlate_digital: function (e) {
  var LicensePlateNumber = this.data.LicensePlateNumber;
  var LicensePlateNumberLen = LicensePlateNumber.length;
  if (LicensePlateNumberLen != ){
  this.setData({
   LicensePlateNumber: LicensePlateNumber + e.target.dataset.licenseplateprovinces
  })
  console.log(e.target.dataset.licenseplateprovinces)
  }else{
  wx.showToast({
   title: '車(chē)牌號(hào)碼最多不能超過(guò)位',
   icon:'none',
   duration:,
  })
  }
 },
 })

總結(jié)

以上所述是小編給大家介紹的微信小程序車(chē)牌號(hào)碼模擬鍵盤(pán)輸入功能的實(shí)現(xiàn)代碼,希望對(duì)大家有所幫助,如果大家有任何疑問(wèn)歡迎給我留言,小編會(huì)及時(shí)回復(fù)大家的!

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