public static void UpdateSelection(this RecyclerView recyclerView, SelectableItemsView selectableItemsView)
{
var mode = selectableItemsView.SelectionMode;
var adapter = (recyclerView.GetAdapter() as SelectableItemsViewAdapter <SelectableItemsView, IItemsViewSource>);
adapter?.ClearPlatformSelection();
switch (mode)
{
case SelectionMode.None:
return;
case SelectionMode.Single:
var selectedItem = selectableItemsView.SelectedItem;
adapter.MarkPlatformSelection(selectedItem);
return;
case SelectionMode.Multiple:
var selectedItems = selectableItemsView.SelectedItems;
foreach (var item in selectedItems)
{
adapter.MarkPlatformSelection(item);
}
return;
}
}
protected override void SetUpNewElement(ItemsView newElement)
{
base.SetUpNewElement(newElement);
_selectableItemsView = newElement as SelectableItemsView;
if (_selectableItemsView != null)
{
_selectableItemsView.SelectionChanged += OnSelectionChanged;
}
var newListViewBase = ListViewBase;
if (newListViewBase != null)
{
newListViewBase.SetBinding(ListViewBase.SelectionModeProperty,
new Windows.UI.Xaml.Data.Binding
{
Source = _selectableItemsView,
Path = new Windows.UI.Xaml.PropertyPath("SelectionMode"),
Converter = new SelectionModeConvert(),
Mode = Windows.UI.Xaml.Data.BindingMode.TwoWay
});
newListViewBase.SelectionChanged += OnNativeSelectionChanged;
}
UpdateNativeSelection();
}
public static void UpdateSelection(this RecyclerView recyclerView, SelectableItemsView selectableItemsView)
{
var mode = selectableItemsView.SelectionMode;
//TODO: on NET7 implement a ISelectableItemsViewAdapter interface on the adapter
var adapter = recyclerView.GetAdapter() as ReorderableItemsViewAdapter <ReorderableItemsView, IGroupableItemsViewSource>;
adapter?.ClearPlatformSelection();
switch (mode)
{
case SelectionMode.None:
return;
case SelectionMode.Single:
var selectedItem = selectableItemsView.SelectedItem;
adapter.MarkPlatformSelection(selectedItem);
return;
case SelectionMode.Multiple:
var selectedItems = selectableItemsView.SelectedItems;
foreach (var item in selectedItems)
{
adapter.MarkPlatformSelection(item);
}
return;
}
}
private async void OnItemSelected(object sender, SelectableItemsView e)
{
if (ListDatos.SelectedItem != null)
{
var detailPage = new Medicamentos();
detailPage.BindingContext = e.SelectedItem as Product;
ListDatos.SelectedItem = null;
await Navigation.PushModalAsync(detailPage);
}
}
public async void EliminarRegistro(object sender, SelectableItemsView args)
{
if (consulta.SelectedIndex == 0 || consulta.SelectedIndex == -1)
{
var item = args.SelectedItem as Resultado4Temp;
await Application.Current.MainPage.DisplayAlert("Mensaje de Error", "Estas seguro que quieres eliminar " + item.player1 + "vs" + item.player2, "OK");
}
else if (consulta.SelectedIndex == 1)
{
var item = args.SelectedItem as Resultados;
await Application.Current.MainPage.DisplayAlert("Mensaje de Error", "Estas seguro que quieres eliminar " + item.player1 + "vs" + item.player2, "OK");
}
}
protected override void OnElementChanged(ElementChangedEventArgs <CollectionView> args)
{
var oldListViewBase = ListViewBase;
if (oldListViewBase != null)
{
oldListViewBase.ClearValue(ListViewBase.SelectionModeProperty);
oldListViewBase.SelectionChanged -= OnNativeSelectionChanged;
}
if (args.OldElement != null)
{
args.OldElement.SelectionChanged -= OnSelectionChanged;
}
base.OnElementChanged(args);
_selectableItemsView = args.NewElement;
if (_selectableItemsView != null)
{
_selectableItemsView.SelectionChanged += OnSelectionChanged;
}
var newListViewBase = ListViewBase;
if (newListViewBase != null)
{
newListViewBase.SetBinding(ListViewBase.SelectionModeProperty,
new Windows.UI.Xaml.Data.Binding
{
Source = _selectableItemsView,
Path = new Windows.UI.Xaml.PropertyPath("SelectionMode"),
Converter = new SelectionModeConvert(),
Mode = Windows.UI.Xaml.Data.BindingMode.TwoWay
});
newListViewBase.SelectionChanged += OnNativeSelectionChanged;
}
UpdateNativeSelection();
}
internal SelectableItemsViewAdapter(SelectableItemsView selectableItemsView,
Func <IVisualElementRenderer, Context, global::Android.Views.View> createView = null) : base(selectableItemsView, createView)
{
SelectableItemsView = selectableItemsView;
}
internal SelectableItemsViewAdapter(SelectableItemsView selectableItemsView,
Func <View, Context, ItemContentView> createView = null) : base(selectableItemsView, createView)
{
SelectableItemsView = selectableItemsView;
}
public SelectableItemsViewController(SelectableItemsView selectableItemsView, ItemsViewLayout layout)
: base(selectableItemsView, layout)
{
}
public static void MapSelectionMode(SelectableItemsViewHandler <TItemsView> handler, SelectableItemsView itemsView)
{
}
public static void MapSelectedItem(SelectableItemsViewHandler <TItemsView> handler, SelectableItemsView itemsView)
{
if (itemsView.SelectionMode != SelectionMode.None && itemsView.SelectedItem != null)
{
var index = handler.PlatformView.Adaptor.GetItemIndex(itemsView.SelectedItem);
handler.PlatformView.SelectedItemIndex = index;
}
}
public static void MapSelectionMode(SelectableItemsViewHandler <TItemsView> handler, SelectableItemsView itemsView)
{
handler.PlatformView.SelectionMode = itemsView.SelectionMode.ToPlatform();
}
public static void MapSelectionMode(SelectableItemsViewHandler <TItemsView> handler, SelectableItemsView itemsView)
{
(handler.Controller as SelectableItemsViewController <TItemsView>)?.UpdateSelectionMode();
}
public static void MapItemsSource(SelectableItemsViewHandler <TItemsView> handler, SelectableItemsView itemsView)
{
ItemsViewHandler <TItemsView> .MapItemsSource(handler, itemsView);
MapSelectedItem(handler, itemsView);
}
public SelectableItemsViewController(SelectableItemsView selectableItemsView, ItemsViewLayout layout)
: base(selectableItemsView, layout)
{
SelectableItemsView = selectableItemsView;
Delegator.SelectableItemsViewController = this;
}
public static void MapSelectedItems(SelectableItemsViewHandler <TItemsView> handler, SelectableItemsView itemsView)
{
(handler.Controller as SelectableItemsViewController <TItemsView>)?.UpdatePlatformSelection();
}
