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uwp-messageCenter

这是一个类似iOS里的NotificationCenter库。 提供应用内不同对象之间的互动(尤其是没有直接关联的对象)。

文件结构:

Noear.UWP.Data{
    MessageCenter
}

示例代码:

//Page1.cs ----------
//
protected override void OnNavigatedTo(NavigationEventArgs e) {
  //进入页面时订阅消息"On_Addin_Add"
  MessageCenter.Subscribe("On_Addin_Add", this, (args) => { 
      if (viewModel == null)
          return;

      if (args.Length > 0) {
          viewModel.tileList.Add(args[0] as HubTileModel);
      }
  });
}
protected override void OnNavigatedFrom(NavigationEventArgs e){
  if (e.NavigationMode == NavigationMode.Back) {
    //退出时,取消对"On_Addin_Add"的订阅
    MessageCenter.UnSubscribe("On_Addin_Add", this); 
  }
}

//Page2.cs ----------
//
void AddinItem_Click(){
  //给消息中心发一个消息,并传过去一个参数
  MessageCenter.SendMessage("On_Addin_Add", new HubTileModel(m));
}

About

noear::这是一个类似iOS里的NotificationCenter库。现在UWP也有了:)

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