03. november 2000 - 10:56Der er
1 kommentar og 1 løsning
copy file
procedure TForm2.Button1Click(Sender: TObject); Jeg vil kopiere en filen misstp3.exe til den folder der kommer fra caption2.
Hvorfor virker det her ikke??
var dest:ansistring;
begin dest := label2.Caption + \'\\MissTp3.exe\'; copyfile(\'MissTp3.exe\',Pchar(dest),false); end;
Hvis jeg skriver stien hvor filen skal ligge direkte, så virker det.
ps. copy file ses således ud:
The CopyFile function copies an existing file to a new file.
BOOL CopyFile(
LPCTSTR lpExistingFileName, // pointer to name of an existing file LPCTSTR lpNewFileName, // pointer to filename to copy to BOOL bFailIfExists // flag for operation if file exists );
uses ShellAPI, Windows, SysUtils; Function DeleteFiles( Files : String) : Boolean; Function CopyFiles( From, Dest : String) : Boolean; Function MoveFiles( From, Dest : String) : Boolean; Function RenameFiles( From, Dest : String) : Boolean; Function GetFileSize(FileName : TFileName) : Integer;
implementation
Function ExecuteOp(From : String; Dest : String; IdOp : Integer) : Boolean; var SHFileOpStruct : TSHFileOpStruct; zFrom, zDest : array [0..MAX_PATH+2] of Char; begin From := ExpandFileName(From); Dest := ExpandFileName(Dest); ZeroMemory(@zFrom, SizeOf(zFrom)); ZeroMemory(@zDest, SizeOf(zDest));
if IdOp <> FO_DELETE then SHFileOpStruct.fFlags := FOF_ALLOWUNDO or FOF_NOCONFIRMATION or FOF_NOCONFIRMMKDIR else SHFileOpStruct.fFlags := FOF_ALLOWUNDO or FOF_NOCONFIRMATION;
Result := Boolean(SHFileOperation(SHFileOpStruct)); Result := Result and (SHFileOpStruct.fAnyOperationsAborted); end;
Function CopyFiles( From, Dest : String) : Boolean; begin result := ExecuteOp(From,Dest, FO_COPY); end;
Function DeleteFiles( Files : String) : Boolean; begin Result := ExecuteOp(Files,\'\', FO_DELETE); end;
Function MoveFiles( From, Dest : String) : Boolean; begin Result := ExecuteOp(From,Dest, FO_MOVE); end;
Function RenameFiles( From, Dest : String) : Boolean; begin if (ExtractFilePath(From) <> \'\') and (ExtractFilePath(Dest) = \'\') then Dest := ExtractFilePath(From) + Dest; Result := ExecuteOp(From,Dest, FO_RENAME); end;
Function GetFileSize(FileName : TFileName) : Integer; var SearchRec : TSearchRec; begin if FindFirst(ExpandFileName(FileName), faAnyFile, SearchRec) = 0 then Result := SearchRec.Size else Result := -1; FindClose (SearchRec); end;
end.
det virker !
Jens B
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