protected virtual GameObject GetOrCreateCellFor(UICollectionView collectionView, IndexPath indexPath,
object item)
{
return (GameObject)collectionView.DequeueReusableCell(DefaultCellIdentifier, indexPath);
}
public override void ItemSelected(UICollectionView collectionView, IndexPath indexPath)
{
var item = GetItemAt(indexPath);
var command = SelectionChangedCommand;
if (command != null)
command.Execute(item);
SelectedItem = item;
}
protected MvxBaseCollectionViewSource(UICollectionView collectionView)
: this(collectionView, UnknownCellIdentifier)
{
}
protected MvxBaseCollectionViewSource(UICollectionView collectionView,
string cellIdentifier)
{
_collectionView = collectionView;
_cellIdentifier = cellIdentifier;
}
public override GameObject GetCell(UICollectionView collectionView, IndexPath indexPath)
{
if ( collectionView == null ) return null;
var item = GetItemAt(indexPath);
var cell = GetOrCreateCellFor(collectionView, indexPath, item);
var bindable = cell.GetComponent(typeof(IMvxDataConsumer)) as IMvxDataConsumer;
if (bindable != null)
{
bindable.DataContext = item;
}
return cell;
}
public override int NumberOfSections(UICollectionView collectionView)
{
return 1;
}
public MvxCollectionViewSource(UICollectionView collectionView)
: base(collectionView)
{
}
public MvxCollectionViewSource(UICollectionView collectionView,
string defaultCellIdentifier)
: base(collectionView, defaultCellIdentifier)
{
}
public override int GetItemsCount(UICollectionView collectionView, int section)
{
if (ItemsSource == null)
return 0;
return ItemsSource.Count();
}
public virtual int NumberOfSections(UICollectionView collectionView)
{
return 1;
}
public virtual void ItemSelected(UICollectionView collectionView, IndexPath indexPath)
{
// nothing to do in this base class
}
public virtual GameObject GetCell(UICollectionView collectionView, IndexPath indexPath)
{
return new GameObject();
}
public virtual int GetItemsCount(UICollectionView collectionView, int section)
{
return 0;
}