private void Tags_ItemClick(object sender, ItemClickEventArgs e)
{
if (ItemClickCommand?.CanExecute(e.ClickedItem) ?? false)
{
ItemClickCommand.Execute(e.ClickedItem);
}
}
public AmpTableViewSource(UITableView tableView)
: base(tableView, typeof(T).Name, typeof(T).Name)
{
SelectedItemChanged += (sender, e) =>
{
ItemClickCommand.ExecuteIfPossible(SelectedItem);
};
}
private void OnItemClick(object sender, ItemClickEventArgs e)
{
if (ItemClickCommand != null)
{
if (ItemClickCommand.CanExecute(e.ClickedItem))
{
ItemClickCommand.Execute(e.ClickedItem);
}
}
}
private void OnItemTapped(object sender, ItemTappedEventArgs e)
{
if (e.Item != null && ItemClickCommand != null && ItemClickCommand.CanExecute(e.Item))
{
ItemClickCommand.Execute(e.Item);
}
if (!AllowSelectItem)
{
SelectedItem = null;
}
}
private void OnItemTapped(object sender, ItemTappedEventArgs e)
{
if (e.Item != null)
{
var execute = ItemClickCommand?.CanExecute(e);
if (execute.HasValue && execute.Value)
ItemClickCommand?.Execute(e.Item);
if (!MaintainSelection)
this.SelectedItem = null;
}
}
public override bool IsEnabled(int position)
{
if ((HasHeader() && position == 0) || (HasFooter() && position == Count - 1))
{
return(false);
}
else
{
if (ItemClickCommand != null)
{
return(ItemClickCommand.CanExecute(GetRawItem(position)));
}
else
{
return(base.IsEnabled(position));
}
}
}
public override bool IsEnabled(int position)
{
var item = GetItemAt(position);
if (item is ItemWrapperBase)
{
return(false);
}
else
{
if (ItemClickCommand != null)
{
return(ItemClickCommand.CanExecute(item));
}
else
{
return(base.IsEnabled(position));
}
}
}
internal override void OnItemClicked(int clickedIndex)
{
// Note: don't call base.OnItemClicked(), because we override the default single-selection-only handling
var item = ItemFromIndex(clickedIndex);
if (IsItemClickEnabled)
{
// This is required for the NavigationView which references a non-public issue (#17546992 in NavigationViewList)
IsItemItsOwnContainerOverride(item);
ItemClickCommand.ExecuteIfPossible(item);
ItemClick?.Invoke(this, new ItemClickEventArgs {
ClickedItem = item
});
}
//Handle selection
switch (SelectionMode)
{
case ListViewSelectionMode.None:
break;
case ListViewSelectionMode.Single:
if (ItemsSource is ICollectionView collectionView)
{
//NOTE: Windows seems to call MoveCurrentTo(item); we set position instead to have expected behavior when you have duplicate items in the list.
collectionView.MoveCurrentToPosition(clickedIndex);
// The CollectionView may have intercepted the change
clickedIndex = collectionView.CurrentPosition;
}
SelectedIndex = clickedIndex;
break;
case ListViewSelectionMode.Multiple:
case ListViewSelectionMode.Extended:
HandleMultipleSelection(clickedIndex, item);
break;
}
}
private void ExecuteItemCommand(int clickCount)
{
if (clickCount > 1)
{
if (ItemDoubleClickCommand != null)
{
if (ItemDoubleClickCommand.CanExecute(ItemDoubleClickCommandParameter))
{
ItemDoubleClickCommand.Execute(ItemDoubleClickCommandParameter);
}
}
}
else
{
if (ItemClickCommand != null)
{
if (ItemClickCommand.CanExecute(ItemClickCommandParameter))
{
ItemClickCommand.Execute(ItemClickCommandParameter);
}
}
}
}
internal override void OnItemClicked(int clickedIndex)
{
var item = ItemFromIndex(clickedIndex);
if (IsItemClickEnabled)
{
ItemClickCommand.ExecuteIfPossible(item);
ItemClick?.Invoke(this, new ItemClickEventArgs {
ClickedItem = item
});
}
//Handle selection
switch (SelectionMode)
{
case ListViewSelectionMode.None:
break;
case ListViewSelectionMode.Single:
if (ItemsSource is ICollectionView collectionView)
{
//NOTE: Windows seems to call MoveCurrentTo(item); we set position instead to have expected behavior when you have duplicate items in the list.
collectionView.MoveCurrentToPosition(clickedIndex);
// The CollectionView may have intercepted the change
clickedIndex = collectionView.CurrentPosition;
}
SelectedIndex = clickedIndex;
break;
case ListViewSelectionMode.Multiple:
case ListViewSelectionMode.Extended:
HandleMultipleSelection(clickedIndex, item);
break;
}
}
private void ExListView_ItemTapped(object sender, ItemTappedEventArgs e)
{
ItemClick?.Invoke(this, new SelectedItemChangedEventArgs(e.Item));
ItemClickCommand?.Execute(e.Item);
SelectedItem = null;
}
