private async void SearchLine(object sender, EventArgs e) { var itemPage = new ItemsPage(() => BusQuery.SearchLine(this.Keyword), "Search Result: " + this.Keyword); PushToMainPage(itemPage); //await Navigation.PushAsync(new ItemsPage(() => BusQuery.SearchLine(this.Keyword), this.Keyword)); //MessagingCenter.Send<ContentPage,IEnumerable<IInfoEntry>>(this,"ReplaceItems", BusQuery.SearchLine(this.KeyWord)); //MessagingCenter.Send<ContentPage, QueryRequest>(this, "FetchReplaceItems", new QueryRequest {keyword = this.Keyword, Method = BusQuery.SearchLine}); //SendFetchMessage(this, () => BusQuery.SearchLine(this.Keyword)); //await Navigation.PopModalAsync(); }