支持下载和安装三方App吗？

import Want from '@ohos.app.ability.Want'; 
import common from '@ohos.app.ability.common'; 
 
@Entry 
@Component 
struct Index { 
  @State appId: string = 'XXX'; 
  controller: TextInputController = new TextInputController(); 
  build() { 
    Row() { 
      Column() { 
        TextInput({ text: this.appId, placeholder: '请输入应用的appId', controller: this.controller }) 
          .width('90%') 
          .onChange((value: string) => { 
            this.appId = value 
          }) 
        Button('点击跳转到应用市场详情页面') 
          .margin({top: 50}) 
          .onClick(()=>{ 
            const want: Want = { 
              uri: `store://appgallery.example.com/app/detail?id=${this.appId}` 
            }; 
            const context = getContext(this) as common.UIAbilityContext; 
            context.startAbility(want).then(()=>{ 
              //拉起成功 
            }).catch(()=>{ 
              // 拉起失败 
            }); 
          }) 
      } 
      .width('100%') 
    } 
    .height('100%') 
  } 
}
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