void OnSearch(string pattern) { if (_previousPattern.Equals(pattern)) { return; } _previousPattern = pattern; CurrentDataWrapper = new ExhibitorsGridWrapper(new DynamicListData <Exhibitor> ()); _gridView.ItemsSource = CurrentDataWrapper; AppController.Instance.SearchExhibitors(_previousPattern, CurrentDataWrapper.Exhibitors, null); }
protected override void OnAppearing() { base.OnAppearing(); var searchBarView = new SearchBarView(); searchBarView.Padding = new Thickness(20, 20, 20, 5); searchBarView.Clear += OnSearchClear; searchBarView.Search += OnSearch; int width = AppProvider.Screen.ConvertPixelsToDp(AppProvider.Screen.Width) - 20; DefaultDataWrapper = new ExhibitorsGridWrapper(AppModel.Instance.Exhibitors); CurrentDataWrapper = DefaultDataWrapper; _gridView = new GridView { RowSpacing = 5, ColumnSpacing = 5, ContentPaddingBottom = 0, ContentPaddingTop = 0, ContentPaddingLeft = 0, ContentPaddingRight = 0, ItemWidth = width, ItemHeight = 60, ItemsSource = CurrentDataWrapper, ItemTemplate = new DataTemplate(typeof(ExhibitorFastCell)) }; var container = new PageViewContainer { HorizontalOptions = LayoutOptions.StartAndExpand, VerticalOptions = LayoutOptions.FillAndExpand, Content = new ContentPage { Content = _gridView } }; Content = new StackLayout() { Children = { searchBarView, container } }; AppController.Instance.DownloadExhibitorsData(null); }
void OnSearchClear() { CurrentDataWrapper = DefaultDataWrapper; _gridView.ItemsSource = CurrentDataWrapper; }