微信小程序 自定义对话框实例详解

<button type="default" bindtap="clickbtn"> 
 点击 
</button> 
<view class="commodity_screen" bindtap="hideModal" wx:if="{{showModalStatus}}"></view> 
<view animation="{{animationData}}" class="commodity_attr_box" wx:if="{{showModalStatus}}"> 
<!--对话框标题--> 
<view class="dialog-title"> 
 请输入内容 
</view> 
<!--对话框输入部分--> 
<view class="input-view"> 
 <input type="text" bindblur="input_content" class="input-style"/> 
</view> 
<!--对话框按钮--> 
<view class="line-top">  
</view> 
<view class="btn-view"> 
 <view class="btn-cancel" bindtap="click_cancel">  
     取 消 
 </view> 
 <view class="btn-line"> 
 </view> 
 <view class="btn-cancel" bindtap="click_ok">  
     确 定 
 </view> 
</view> 
</view> 

var inputinfo = ""; 
var app = getApp() 
Page({ 
 data: { 
  animationData:"", 
  showModalStatus:false 
 }, 
  
 onLoad: function () { 
   
 }, 
 showModal: function () { 
  // 显示遮罩层 
  var animation = wx.createAnimation({ 
   duration: 200, 
   timingFunction: "linear", 
   delay: 0 
  }) 
  this.animation = animation 
  animation.translateY(300).step() 
  this.setData({ 
   animationData: animation.export(), 
   showModalStatus: true 
  }) 
  setTimeout(function () { 
   animation.translateY(0).step() 
   this.setData({ 
    animationData: animation.export() 
   }) 
  }.bind(this), 200) 
 }, 
 clickbtn:function(){ 
  if(this.data.showModalStatus){ 
   this.hideModal(); 
  }else{ 
   this.showModal(); 
  } 
 }, 
 hideModal: function () { 
  // 隐藏遮罩层 
  var animation = wx.createAnimation({ 
   duration: 200, 
   timingFunction: "linear", 
   delay: 0 
  }) 
  this.animation = animation 
  animation.translateY(300).step() 
  this.setData({ 
   animationData: animation.export(), 
  }) 
  setTimeout(function () { 
   animation.translateY(0).step() 
   this.setData({ 
    animationData: animation.export(), 
    showModalStatus: false 
   }) 
  }.bind(this), 200) 
 }, 
 click_cancel:function(){ 
  console.log("点击取消"); 
   this.hideModal(); 
 }, 
 click_ok:function(){ 
  console.log("点击了确定===，输入的信息为为==",inputinfo); 
   this.hideModal(); 
 }, 
 input_content:function(e){ 
  console.log(e); 
  inputinfo = e.detail.value;  
 } 
 
})