private void drop(IDataObject dataObject)
{
if (dataObject == null)
{
return;
}
var data = dataObject.GetData(typeof(DraggableRowsBehavior.Data)) as DraggableRowsBehavior.Data;
if (data == null)
{
return;
}
if (data.TargetIndex < 0 && Devices.Any()) // // don't allow invalid targets, but allow drop on an empty grid
{
return;
}
TsiFileViewModel srcFile = data.SenderDataContext as TsiFileViewModel;
if (srcFile == null)
{
return;
}
DeviceViewModel selected = data.SelectedItems[0] as DeviceViewModel;
int newIndex = Math.Max(0, data.TargetIndex);
if (srcFile != this || !data.IsMove)
{
if (data.IsMove)
{
srcFile.removeDevice(selected);
}
var rawDevice = selected.Copy(true);
insertDevice(newIndex++, rawDevice);
}
else
{
var movingAction = new Action <int, int>((oi, ni) =>
{
_tsiFile.MoveDevice(oi, ni);
_devices.Move(oi, ni);
});
MovingLogicHelper.Move <DeviceViewModel>(_devices, new List <DeviceViewModel> {
selected
}, newIndex, movingAction);
}
SelectedDevice = selected;
}
private void drop(IDataObject dataObject)
{
if (dataObject == null)
{
return;
}
var data = dataObject.GetData(typeof(DraggableRowsBehavior.Data)) as DraggableRowsBehavior.Data;
if (data == null)
{
return;
}
if (data.TargetIndex < 0 && Mappings.Any()) // // don't allow invalid targets, but allow drop on an empty grid
{
return;
}
DeviceViewModel srcDevice = data.SenderDataContext as DeviceViewModel;
if (srcDevice == null)
{
return;
}
// copy and sort selected items
List <RowItemViewModel> selected = new List <RowItemViewModel>(
data.SelectedItems
.Cast <RowItemViewModel>()
.OrderBy(s => srcDevice._mappings.IndexOf(s))
);
int newIndex = Math.Max(0, data.TargetIndex);
if (srcDevice != this || !data.IsMove)
{
if (data.IsMove)
{
srcDevice.removeMappings(selected);
}
SelectedMappings.Clear();
foreach (var row in selected)
{
var rawMapping = (row.Item as MappingViewModel).Copy(true);
insertMapping(newIndex++, rawMapping);
}
}
else
{
var movingAction = new Action <int, int>((oi, ni) =>
{
_device.MoveMapping(oi, ni);
_mappings.Move(oi, ni);
});
MovingLogicHelper.Move <RowItemViewModel>(_mappings, selected, newIndex, movingAction);
}
if (selected.Any())
{
selected.Last().BringIntoView();
}
}
