protected override void internal_command_proc()
{
var e_current = new QueryPanelInfoEventArgs();
var e_other = new QueryPanelInfoEventArgs();
OnQueryCurrentPanel(e_current);
OnQueryOtherPanel(e_other);
if (!(e_current.ItemCollection is DirectoryList))
{
return;
}
if (!(e_other.ItemCollection is DirectoryList))
{
Messages.ShowMessage(Options.GetLiteral(Options.LANG_WRONG_DESTINATION));
return;
}
if (e_current.FocusedIndex == -1)
{
return;
}
var dl_current = (DirectoryList)e_current.ItemCollection;
var dl_other = (DirectoryList)e_other.ItemCollection;
var group_mode = e_current.SelectedIndices.Length > 1;
var link_type = Options.LinkType;
var sels = new List <FileInfoEx>();
if (e_current.SelectedIndices.Length > 0)
{
for (var i = 0; i < e_current.SelectedIndices.Length; i++)
{
sels.Add(dl_current[e_current.SelectedIndices[i]]);
}
}
else
{
sels.Add(dl_current[e_current.FocusedIndex]);
}
//show dialog
var dialog = new CreateLinkDialog();
dialog.Text = Options.GetLiteral(Options.LANG_LINK_CREATE);
dialog.LinkType = link_type;
dialog.textBoxLinkname.Text = string.Empty;
if (group_mode)
{
dialog.textBoxLinkname.ReadOnly = true;
dialog.textBoxLinktarget.Text = string.Format
("{0} " + Options.GetLiteral(Options.LANG_ENTRIES),
sels.Count);
}
else
{
dialog.textBoxLinktarget.Text = sels[0].FileName;
}
if (dialog.ShowDialog() != DialogResult.OK)
{
return;
}
link_type = dialog.LinkType;
Options.LinkType = link_type;
foreach (var entry in sels)
{
var link_handle = IntPtr.Zero;
//combine link name
var link_name = string.Empty;
if (dialog.textBoxLinkname.Text == string.Empty)
{
//use target file name
link_name = Path.Combine(dl_other.DirectoryPath, entry.FileName);
}
else
{
link_name = Path.Combine(dl_other.DirectoryPath, dialog.textBoxLinkname.Text);
}
try
{
if ((entry.Directory) && (link_type == NTFSlinkType.Hard))
{
Messages.ShowMessage
(string.Format
(Options.GetLiteral(Options.LANG_CANNOT_CREATE_HARD_LINK_DIR_0),
entry.FullName));
continue;
}
if (link_type == NTFSlinkType.Hard)
{
var res = WinApiFS.CreateHardLink
(link_name,
entry.FullName,
IntPtr.Zero);
if (res == 0)
{
Messages.ShowException
(new Win32Exception(Marshal.GetLastWin32Error()),
string.Format
(Options.GetLiteral(Options.LANG_CANNOT_CREATE_LINK_0_ARROW_1),
entry.FullName,
link_name));
}
else
{
OnItemProcessDone(new ItemEventArs(entry.FileName));
}
continue;
}
if (link_type == NTFSlinkType.Symbolic)
{
try
{
WinAPiFSwrapper.CreateSymbolicLink(link_name, entry.FullName, entry.Directory);
OnItemProcessDone(new ItemEventArs(entry.FileName));
}
catch (Exception)
{
Messages.ShowException
(new Win32Exception(Marshal.GetLastWin32Error()),
string.Format
(Options.GetLiteral(Options.LANG_CANNOT_CREATE_LINK_0_ARROW_1),
entry.FullName,
link_name));
}
continue;
}
//link type is junction
var link_data = new WIN32_FIND_DATA();
var link_exist = WinAPiFSwrapper.GetFileInfo(link_name, ref link_data);
if (link_exist)
{
Messages.ShowMessage(string.Format(Options.GetLiteral(Options.LANG_DESTINATION_0_EXIST_OVERWRITING_PROHIBITED), link_name));
continue;
}
//jumction target must be directory, create directory
Directory.CreateDirectory(link_name);
//and retrieve handle
link_handle = WinApiFS.CreateFile_intptr
(link_name,
Win32FileAccess.WRITE_ATTRIBUTES | Win32FileAccess.WRITE_EA,
FileShare.ReadWrite,
IntPtr.Zero,
FileMode.Open,
CreateFileOptions.OPEN_REPARSE_POINT | CreateFileOptions.BACKUP_SEMANTICS,
IntPtr.Zero);
if (link_handle.ToInt64() == WinApiFS.INVALID_HANDLE_VALUE)
{
var win_ex = new Win32Exception(Marshal.GetLastWin32Error());
Messages.ShowException
(win_ex,
string.Format
(Options.GetLiteral(Options.LANG_CANNOT_CREATE_LINK_0_ARROW_1),
link_name,
entry.FullName));
if (Directory.Exists(link_name))
{
Directory.Delete(link_name);
}
continue;
}
//now handle to link open
WinAPiFSwrapper.SetMountpoint(link_handle, entry.FullName, entry.FullName);
OnItemProcessDone(new ItemEventArs(entry.FileName));
}//end try
catch (Exception ex)
{
Messages.ShowException
(ex,
string.Format
(Options.GetLiteral(Options.LANG_CANNOT_CREATE_LINK_0_ARROW_1),
entry.FullName,
link_name));
}
finally
{
//close handle
if ((link_handle.ToInt64() != WinApiFS.INVALID_HANDLE_VALUE) && (link_handle != IntPtr.Zero))
{
WinApiFS.CloseHandle(link_handle);
}
}
}//end foreach
}