Image(this.IMAGE_URL)
          .width(200)
          .height(200)
          .objectFit(ImageFit.Fill)
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        TextInput({ placeholder: '请输入要查询的城市', controller: this.controller })
          .placeholderColor(Color.Grey)
          .placeholderFont({ size: 25, weight: 400 })
          .caretColor(Color.Blue)
          .width('90%')
          .height(80)
          .margin(20)
          .fontSize(25)
          .fontColor(Color.Black)
          .onChange((value: string) => {
            this.IN_Value = value
            console.log(JSON.stringify(this.IN_Value));
          })
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 Button('查  询')
          .width('60%')
          .height(60)
          .fontSize(30)
          .onClick(() => {
     
 		 });
Blank()
          .height(20)
        Text(this.Out_Value)
          .fontSize(25)
          .width('80%')
          .height(300)
          .textAlign(TextAlign.Center)
          .border({ width: 1 })
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Video({
          src: this.videoSrc,
          controller: this.v_controller,
        })
          .controls(false)
          .onStart(() => {
            console.info('onStart')
          })
          .width(1)
          .height(1)
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          httpRequest.request(
              // 填写http请求的url地址，可以带参数也可以不带参数。URL地址需要开发者自定义。请求的参数可以在extraData中指定
              "https://v0.yiketianqi.com/api?appid=56959347&appsecret=*******&version=v61&unescape=1&city=" + this.IN_Value,
              {
                method: http.RequestMethod.GET, // 可选，默认为http.RequestMethod.GET
                connectTimeout: 60000, // 可选，默认为60s
                readTimeout: 60000, // 可选，默认为60s
              }, (err, data) => {
              if (!err) {
                // data.result为http响应内容，可根据业务需要进行解析

                var Get_Return = data.result.toString()
                console.log(JSON.stringify(Get_Return));

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//天气 当前温度 温度区间 空气质量
let Get_TQ = ''
let Get_dq = ''
let Get_wdg = ''
let Get_wdd = ''
let Get_KQZ = ''
                var Begin_Num =  Get_Return.indexOf('"wea":"')
                var Last_Num = Get_Return.lastIndexOf('","wea_img"')
                var Get_TQ = Get_Return.substring(Begin_Num+7,Last_Num)

                var Begin_Num =  Get_Return.indexOf('"tem":"')
                var Last_Num = Get_Return.lastIndexOf('","tem1"')
                var Get_dq = Get_Return.substring(Begin_Num+7,Last_Num)


                var Begin_Num =  Get_Return.indexOf('"tem1":"')
                var Last_Num = Get_Return.lastIndexOf('","tem2"')
                var Get_wdg = Get_Return.substring(Begin_Num+8,Last_Num)

                var Begin_Num =  Get_Return.indexOf('"tem2":"')
                var Last_Num = Get_Return.lastIndexOf('","win"')
                var Get_wdd = Get_Return.substring(Begin_Num+8,Last_Num)

                var Begin_Num =  Get_Return.indexOf('","air_tips":"')
                var Last_Num = Get_Return.lastIndexOf('","alarm":')
                var Get_KQZ = Get_Return.substring(Begin_Num+14,Last_Num)

                console.log(JSON.stringify(Get_TQ));
                console.log(JSON.stringify(Get_dq));
                console.log(JSON.stringify(Get_wdg));
                console.log(JSON.stringify(Get_wdd));
                console.log(JSON.stringify(Get_KQZ));
             this.Out_Value = '城市：' + this.IN_Value + '\r\n' + '天气:' + Get_TQ +'\r\n'+ '温度:' + Get_dq +'℃  '+Get_wdd+'-'+Get_wdg+'\r\n' + '温馨提示:'+Get_KQZ
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//            this.videoSrc = 'http://tts.youdao.com/fanyivoice?word=****&le=zh&keyfrom=speaker-target'
//            this.v_controller.start()
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