private void DropToSources(DragDropViewModel data)
{
DragDropData dragDropData = CheckFolderOrFile(data);
if (null == dragDropData)
{
return;
}
foreach (DragDropData source in this.Sources)
{
if (source.Path == dragDropData.Path)
{
// Path is already in Sources of this action
// Highlight the duplicated path
SelectedIndex = this.Sources.IndexOf(source);
return;
}
}
// Backup the Sources before receive new data
Backup();
Update(dragDropData);
}
private DragDropData CheckFolderOrFile(DragDropViewModel viewModel)
{
DragDropData returnData = null;
if (true == (viewModel is FileViewModel))
{
returnData = new DragDropData(viewModel.Data.RelativePath, false);
}
else if (true == (viewModel is FolderViewModel))
{
returnData = new DragDropData(viewModel.Data.RelativePath, true);
}
return returnData;
}
public void Remove(DragDropViewModel item)
{
Items.Remove(item);
}
private void DropToDestinations(DragDropViewModel viewModel)
{
DragDropData dropData = CheckFolderViewModel(viewModel);
if (null == dropData)
{
return;
}
foreach (DragDropData dest in this.Destinations)
{
if (dest.Path == dropData.Path)
{
// Path is already in Destinations of this action
// Highlight the duplicated path
SelectedIndex = this.Destinations.IndexOf(dest);
return;
}
}
// Backup the Destinations before receive new data
Backup();
Update(dropData);
}
public void Add(DragDropViewModel item)
{
Items.Add(item);
}
