/// <summary>
/// Deletes files, heals selection.
/// </summary>
void UIDeleteWithRecover(DeleteFilesEventArgs args, bool redraw)
{
// call
UIDeleteFiles(args);
if (args.Result == JobResult.Ignore)
{
return;
}
// to recover
bool recover = args.Result == JobResult.Incomplete && SelectionExists;
// update, drop selection
Update(false);
// recover selection
if (recover)
{
if (args.FilesToStay.Count > 0)
{
SelectFiles(args.FilesToStay, null);
}
else
{
SelectFiles(args.Files, null);
}
}
// done
if (redraw)
{
Redraw();
}
}
/// <summary>
/// Deletes the files.
/// </summary>
/// <param name="args">.</param>
public virtual void DeleteFiles(DeleteFilesEventArgs args)
{
if (args != null)
{
args.Result = JobResult.Ignore;
}
}
/// <summary>
/// Calls <see cref="FarNet.Explorer.DeleteFiles"/> and <see cref="OnThisFileChanged"/>.
/// </summary>
/// <param name="args">.</param>
public virtual void UIDeleteFiles(DeleteFilesEventArgs args)
{
if (args == null)
{
return;
}
Explorer.DeleteFiles(args);
if (args.Result != JobResult.Ignore)
{
OnThisFileChanged(args);
}
}
/// <summary>
/// Delete action.
/// </summary>
/// <param name="force">The force mode flag.</param>
public void UIDelete(bool force)
{
// can?
if (!Explorer.CanDeleteFiles)
{
return;
}
// args
var args = new DeleteFilesEventArgs(ExplorerModes.None, SelectedFiles, force);
if (args.Files.Count == 0)
{
return;
}
// call
UIDeleteWithRecover(args, true);
}
void UICopyMoveComplete(CopyFilesEventArgs args)
{
// info
bool isIncomplete = args.Result == JobResult.Incomplete;
bool isAllToStay = isIncomplete && args.FilesToStay.Count == 0;
// Copy: do not update the source, files are the same
if (!args.Move)
{
// keep it as it is
if (isAllToStay || !SelectionExists)
{
return;
}
// drop selection
this.UnselectAll();
// recover
if (isIncomplete)
{
SelectFiles(args.FilesToStay, null);
}
// show
this.Redraw();
return;
}
// Move: no need to delete or all to stay or cannot delete
if (!args.ToDeleteFiles || isAllToStay || !this.Explorer.CanDeleteFiles)
{
// the source may have some files deleted, update, drop selection
this.Update(false);
// recover selection
if (isIncomplete)
{
if (isAllToStay)
{
SelectFiles(args.Files, null);
}
else
{
SelectFiles(args.FilesToStay, null);
}
}
// show
this.Redraw();
return;
}
// Move: delete is requested, delete the source files
// exclude files to stay
var filesToDelete = args.Files;
if (isIncomplete)
{
var filesToDelete2 = new List <FarFile>(filesToDelete);
foreach (var file in args.FilesToStay)
{
filesToDelete2.Remove(file);
}
filesToDelete = filesToDelete2;
}
// call
var argsDelete = new DeleteFilesEventArgs(ExplorerModes.Silent, filesToDelete, false);
this.UIDeleteWithRecover(argsDelete, false);
if (isIncomplete)
{
SelectFiles(args.FilesToStay, null);
}
// show
Redraw();
}
