private void TbvCommandSource_DragRecordOver(object sender, DragRecordOverEventArgs e)
{
if (e.IsFromOutside == false)
{
e.Effects = DragDropEffects.None;
}
e.Handled = true;
}
void OnDragRecordOver(object sender, DragRecordOverEventArgs e)
{
if (e.IsFromOutside && typeof(Employee).IsAssignableFrom(e.GetRecordType()))
{
e.Effects = DragDropEffects.Move;
e.Handled = true;
}
}
void OnDragRecordOver(object sender, DragRecordOverEventArgs e)
{
if (e.IsFromOutside && e.Data.GetDataPresent(typeof(Employee)))
{
e.Effects = DragDropEffects.Move;
e.Handled = true;
}
}
private void OnDragRecordOver(object sender, DragRecordOverEventArgs e)
{
if (e.IsFromOutside && typeof(IUserScript).IsAssignableFrom(e.GetRecordType()))
{
e.Effects = DragDropEffects.Move;
}
e.Handled = true;
}
void AssociatedObject_DragRecordOver(object sender, DragRecordOverEventArgs e)
{
e.Handled = true;
e.Effects = DragDropEffects.None;
if (e.IsFromOutside)
{
e.Effects = DragDropEffects.Move;
}
}
/// <summary>
/// Allow file drop feature
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
/// <returns></returns>
public object Convert(object sender, object args)
{
DragRecordOverEventArgs e = (DragRecordOverEventArgs)args;
if (e.Data.GetDataPresent(DataFormats.FileDrop))
{
e.Effects = DragDropEffects.Copy;
e.Handled = true;
}
return(e.Handled);
}
void OnDragRecordOver(object sender, DragRecordOverEventArgs e)
{
object data = e.Data.GetData(typeof(RecordDragDropData));
var source = ((RecordDragDropData)data).Records[0] as MenuStructureProxy;
var target = e.TargetRecord as MenuStructureProxy;
if ((target.IsRoot && (source == null || source.IsMenu)) ||
(target.IsMenu && (source == null || source.IsMenu)))
{
e.Effects = System.Windows.DragDropEffects.None;
e.Handled = true;
}
}
private void AssociatedObject_DragRecordOver(object sender, DragRecordOverEventArgs e)
{
try
{
if (e.Data.GetDataPresent(DataFormats.FileDrop))
{
FileModel target = e.TargetRecord as FileModel;
string targetPath = target?.IsDirectory == true ? target.FullPath : CurrentFolderPath;
if (targetPath == null)
{
return;
}
IEnumerable <String> filePaths = e.Data.GetData(DataFormats.FileDrop) as IEnumerable <String>;
if (filePaths == null || filePaths.Count() == 0)
{
return;
}
bool isTargetRoot = target?.IsRoot == true;
bool isTargetSubFolder = filePaths.Any(x => targetPath?.OrdinalStartsWith(x + FileSystemHelper.Separator) == true);
bool isTargetSameParent = filePaths.Any(x => targetPath?.OrdinalEquals(x) == true || targetPath?.OrdinalEquals(FileSystemHelper.GetParentFolderPath(x)) == true);
bool notExists = filePaths.Any(x => !File.Exists(x));
bool sameDrive = Path.GetPathRoot(targetPath) == Path.GetPathRoot(filePaths.First());
bool copy = e.KeyStates.HasFlag(DragDropKeyStates.ControlKey) || notExists ||
(sameDrive && Settings.Default.DragDropSameDrive == 1) ||
(!sameDrive && Settings.Default.DragDropDifferentDrive == 0);
DragDropEffects allowedEffect = isTargetRoot || isTargetSubFolder || isTargetSameParent ? DragDropEffects.None :
copy ? DragDropEffects.Copy : DragDropEffects.Move;
if (targetPath == CurrentFolderPath)
{
e.Effects = allowedEffect;
e.DropPosition = DropPosition.Append;
}
else
{
e.Effects = allowedEffect;
e.DropPosition = DropPosition.Inside;
}
}
}
finally
{
e.Handled = true;
}
}
