Detailed explanation of custom toast examples of WeChat mini program-Mini Program Development-php.cn

Detailed explanation of custom toast examples of WeChat mini program

Y2J

Release： 2017-04-20 10:58:39

Original

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This article mainly introduces in detail the relevant methods of customizing toast in WeChat mini programs. It has certain reference value. Interested friends can refer to it.

WeChat provides a toast The api wx.showToast() is originally better and easier to use, but this toast will display the icon and cannot be removed.

Hypothesis: When we finish executing the business, toast it. When the execution is successful, the effect is acceptable, as shown below:

However, when the execution fails, as shown below:

It fails, and you still display a buckle pattern. Is it a success or a failure? ? This is certainly unacceptable.

If the boss sees this effect, he will be scolded again, which is the grievance of the programmer

The following introduces a custom toast

Effect:

Specific implementation:
wxml:

<!--按钮--> 
<view style="{{isShowToast?&#39;position:fixed;&#39;:&#39;&#39;}}"> 
 <view class="btn" bindtap="clickBtn">button</view> 
</view> 
 
<!--mask--> 
<view class="toast_mask" wx:if="{{isShowToast}}"></view> 
<!--以下为toast显示的内容--> 
<view class="toast_content_box" wx:if="{{isShowToast}}"> 
 <view class="toast_content"> 
 <view class="toast_content_text"> 
  {{toastText}} 
 </view> 
 </view> 
</view>

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wxss：

Page { 
 background: #fff; 
} 
/*按钮*/ 
.btn { 
 font-size: 28rpx; 
 padding: 15rpx 30rpx; 
 width: 100rpx; 
 margin: 20rpx; 
 text-align: center; 
 border-radius: 10rpx; 
 border: 1px solid #000; 
} 
/*mask*/ 
.toast_mask { 
 opacity: 0; 
 width: 100%; 
 height: 100%; 
 overflow: hidden; 
 position: fixed; 
 top: 0; 
 left: 0; 
 z-index: 888; 
} 
/*toast*/ 
.toast_content_box { 
 display: flex; 
 width: 100%; 
 height: 100%; 
 justify-content: center; 
 align-items: center; 
 position: fixed; 
 z-index: 999; 
} 
.toast_content { 
 width: 50%; 
 padding: 20rpx; 
 background: rgba(0, 0, 0, 0.5); 
 border-radius: 20rpx; 
} 
.toast_content_text { 
 height: 100%; 
 width: 100%; 
 color: #fff; 
 font-size: 28rpx; 
 text-align: center; 
}

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js：

Page({ 
 data: { 
 //toast默认不显示 
 isShowToast: false 
 }, 
 showToast: function () { 
 var _this = this; 
 // toast时间 
 _this.data.count = parseInt(_this.data.count) ? parseInt(_this.data.count) : 3000; 
 // 显示toast 
 _this.setData({ 
  isShowToast: true, 
 }); 
 // 定时器关闭 
 setTimeout(function () { 
  _this.setData({ 
  isShowToast: false 
  }); 
 }, _this.data.count); 
 }, 
 /* 点击按钮 */ 
 clickBtn: function () { 
 console.log("你点击了按钮") 
 //设置toast时间，toast内容 
 this.setData({ 
  count: 1500, 
  toastText: &#39;Michael&#39;s　Toast&#39; 
 }); 
 this.showToast(); 
 } 
})

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