微信小程序如何實(shí)現(xiàn)一個(gè)頁(yè)面監(jiān)聽自定義組件的觸發(fā)事件

// prompt.wxml
<view class="main" catchtouchmove="catchTouchMove">
 <view class="main-mask"></view>
 <view class="main-content">
 <view class="content-title">提示</view>
 <view class="content-text">{{txtTips}}</view>
 <button class="btn-confirm" bindtap="bindConfirm">確定</button>
 </view>
</view>

// prompt.js
Component({
 /**
  * 組件的屬性列表
  */
 properties: {
  txtTips: String,//聲明屬性類型
 },

 /**
  * 組件的初始數(shù)據(jù)
  */
 data: {

 },

 /**
  * 組件的方法列表
  */
 methods: {
  //確認(rèn)按鈕
  bindConfirm: function (e) {
   this.triggerEvent('events');
  },

  // 截獲豎向滑動(dòng)--禁止底部頁(yè)面滑動(dòng)
  catchTouchMove: function (res) {
   return true;
  },
 }
})

// home.json
{
 "usingComponents": {// 需引入自定義組件地址
  "prompt": "/component/prompt/prompt"
 }
}

// home.wxml
<view class="main">
 <button bindtap="bindEjectComponent">彈出自定義組件</button>
 <!-- 提示組件 -->
 <prompt txtTips="{{txtTips}}" bind:events="bindPromptConfirm" wx:if="{{isShowPromptComponent}}"/>
</view>

// home.js
Page({
 /**
 頁(yè)面的初始數(shù)據(jù)
  */
 data: {
  isShowPromptComponent: false,//是否顯示提示控件組件
 },

 //點(diǎn)擊彈出自定義組件
 bindEjectComponent:function(e){
  var that = this;
  that.setData({
   isShowPromptComponent: true,
   txtTips:"Hi，我是自定義提示組件喔!",
  })
 },

 //提示組件確認(rèn)事件
 bindPromptConfirm: function (e) {
  var that = this;
  that.setData({
   isShowPromptComponent: false,
  })
 },
})