public SearchBarPageCS() { mylist = new MyListView(); searchbar = new SearchBar { Placeholder = "Search", }; //searchbar.TextChanged += (sender, e) => mylist.SearchFilter(e.NewTextValue); searchbar.SearchButtonPressed += (sender, e) => mylist.SearchFilter(searchbar.Text); Content = new StackLayout { Padding = new Thickness(0, Device.OnPlatform(20, 0, 0), 0, 0), Children = { searchbar, mylist, } }; }