public async Task CancelTransaction()
{
await _transaction.Cancel();
TransactionEnded?.Invoke(this, new MudDragAndDropTransactionFinishedEventArgs <T>(_transaction));
_transaction = null;
}
public async Task CommitTransaction(string dropzoneIdentifier, bool reorderIsAllowed)
{
await _transaction.Commit();
var index = -1;
if (reorderIsAllowed == true)
{
index = GetTransactionIndex() + 1;
if (_transaction.SourceZoneIdentifier == _transaction.CurrentZone && IsItemMovedDownwards() == true)
{
index -= 1;
}
}
await ItemDropped.InvokeAsync(new MudItemDropInfo <T>(_transaction.Item, dropzoneIdentifier, index));
TransactionEnded?.Invoke(this, new MudDragAndDropTransactionFinishedEventArgs <T>(dropzoneIdentifier, true, _transaction));
_transaction = null;
}
public MudDragAndDropTransactionFinishedEventArgs(string destinationDropzoneIdentifier, bool success, MudDragAndDropItemTransaction <T> transaction)
{
Item = transaction.Item;
Success = success;
OriginatedDropzoneIdentifier = transaction.SourceZoneIdentifier;
DestinationDropzoneIdentifier = destinationDropzoneIdentifier;
OriginIndex = transaction.SourceIndex;
DestinationIndex = transaction.Index;
}
public void StartTransaction(T item, string identifier, int index, Func <Task> commitCallback, Func <Task> cancelCallback)
{
_transaction = new MudDragAndDropItemTransaction <T>(item, identifier, index, commitCallback, cancelCallback);
TransactionStarted?.Invoke(this, _transaction);
}
public MudDragAndDropTransactionFinishedEventArgs(MudDragAndDropItemTransaction <T> transaction) :
this(string.Empty, false, transaction)
{
}
