微信小程序 密码框改为text后不可见,需要点击一下

发布于:2025-05-14 ⋅ 阅读:(11) ⋅ 点赞:(0)

这个问题是做项目的时候碰到的。

密码框常规写法:

<view class="inputBox">
  <view class="input-container">
    <input type="{{inputType}}" placeholder="请输入密码" data-id="passwordValue" bindinput="getinput" value="{{passwordValue}}" placeholder-style="color:#ccc8c8" />
    <image class="eye-icon" src="{{isPasswordVisible ? '/images/open-eye.png' : '/images/closed-eye.png'}}" bind:touchstart="onEyeTouchStart" bind:touchend="onEyeTouchEnd"/>
  </view>
</view>

函数:onEyeTouchStart 和 onEyeTouchEnd 的实现:

onEyeTouchStart() {
    const passwordValue = this.data.passwordValue;
    this.setData({
      inputType: 'text',
      isPasswordVisible: true
    });
  },
  onEyeTouchEnd() {
    const passwordValue = this.data.passwordValue;
    this.setData({
      inputType: 'password',
      isPasswordVisible: false,
    });
  },

然后就会出现以上的问题(真机上),后来查了不少资料,有个方法可以解决这个问题:

那就是改变input属性后刷新一下,我改进了一下,确实解决了这个问题,特此记录。

改进后的代码:

onEyeTouchStart() {
    const passwordValue = this.data.passwordValue;
    this.setData({
      inputType: 'text',
      isPasswordVisible: true,
      passwordValue:''
    },()=>{
      this.setData({
        passwordValue:passwordValue
      });
    });
    console.log('in onEyeTouchStart,inputType:',this.data.inputType,'isPasswordVisible',this.data.isPasswordVisible);
  },
  onEyeTouchEnd() {
    const passwordValue = this.data.passwordValue;
    this.setData({
      inputType: 'password',
      isPasswordVisible: false,
      passwordValue:''
    },()=>{
      this.setData({
        passwordValue:passwordValue
      });
    });
    console.log('in onEyeTouchEnd,inputType:',this.data.inputType,'isPasswordVisible',this.data.isPasswordVisible);
  },


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