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var FromF, ToF: file; NumRead, NumWritten: Integer; Buf: array[1..2048] of Char; begin if OpenDialog1.Execute then begin AssignFile(FromF, OpenDialog1.FileName); Reset(FromF, 1); { Record size = 1 } if SaveDialog1.Execute then { Display Save dialog box} begin AssignFile(ToF, SaveDialog1.FileName); { Open output file } Rewrite(ToF, 1); { Record size = 1 } Canvas.TextOut(10, 10, 'Copying ' + IntToStr(FileSize(FromF)) + ' bytes...'); repeat BlockRead(FromF, Buf, SizeOf(Buf), NumRead); BlockWrite(ToF, Buf, NumRead, NumWritten); until (NumRead = 0) or (NumWritten <> NumRead); CloseFile(FromF); CloseFile(ToF); end; end; end;
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