interface

uses Windows, Messages, SysUtils, Classes, Registry, ShellApi;

const
   ShellFoldersCount = 10;
   ShellFolders: array[0..9] of string = ('Desktop', 'Favorites', 'Fonts',
                                                             'Personal', 'Programs', 'Recent',
                                                             'SendTo', 'Start Menu', 'Startup', 'Templates');

function GetShellFolder(ShellFolderID: Integer): string;
function ShellCopy(ha: THandle; f, t: string; fl: Byte): Boolean;
function ShellMove(ha: THandle; f, t: string; fl: Byte): Boolean;
function ShellDelete(ha: THandle; f: string; fl: Byte): Boolean;

implementation

function GetShellFolder(ShellFolderID: Integer): string;
var Reg: TRegistry;

begin

Reg:=TRegistry.Create;

with Reg do
begin
   RootKey:=HKEY_CURRENT_USER;
   OpenKey('Software\MicroSoft\Windows\CurrentVersion\Explorer\Shell Folders', False);
   result:=ReadString(ShellFolders[ShellFolderID]);
   Free;
end;

end;

//bei mehreren Dateien im Format: f:=File1+#0+File2+#0+#0;
//kann auch Ordner bearbeiten (kopieren, verschieben, löschen)

function ShellCopy(ha: THandle; f, t: string; fl: Byte): Boolean;
var shellinfo : TSHFILEOPSTRUCT;

begin

with shellinfo do
begin
   wnd := ha;
   wfunc := FO_COPY;
   pFrom := PChar(f);
   pTo := PChar(t);
   fFlags := fl;
end;

result:=((SHFileOperation(shellInfo)=0) and not shellInfo.fAnyOperationsAborted);
end;

function ShellMove(ha: THandle; f, t: string; fl: Byte): Boolean;
var shellinfo : TSHFILEOPSTRUCT;

begin

with shellinfo do
begin
   wnd := ha;
   wfunc := FO_MOVE;
   pFrom := PChar(f);
   pTo := PChar(t);
   fFlags := fl;
end;

result:=((SHFileOperation(shellInfo)=0) and not shellInfo.fAnyOperationsAborted);
end;

function ShellDelete(ha: THandle; f: string; fl: Byte): Boolean;
var shellinfo : TSHFILEOPSTRUCT ;

begin

with shellinfo do
begin
   wnd := ha;
   wfunc := FO_DELETE;
   pFrom := PChar(f);
   pTo := nil;
   fFlags := fl;
end;

result:=((SHFileOperation(shellInfo)=0) and not shellInfo.fAnyOperationsAborted);
end;

end.

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