whats new ¦  programming tips ¦  indy articles ¦  intraweb articles ¦  informations ¦  links ¦  interviews
 misc ¦  tutorials ¦  Add&Win Game

Tips (1548)

Database (90)
Files (137)
Forms (107)
Graphic (116)
IDE (21)
Indy (5)
Internet / LAN (131)
IntraWeb (0)
Math (76)
Misc (127)
Multimedia (45)
Objects/
ActiveX (51)

OpenTools API (3)
Printing (35)
Strings (83)
System (268)
VCL (243)

Top15

Tips sort by
component


Search Tip

Add new Tip

Add&Win Game

Advertising

22 Visitors Online


 
...set a file's date ?
Autor: Simon Grossenbacher
Homepage: http://www.swissdelphicenter.ch
[ Print tip ]  

Tip Rating (15):  
     


function SetFileDateTime(FileName: string; NewDateTime: TDateTime): Boolean;
var
  
FileHandle: Integer;
  FileTime: TFileTime;
  LFT: TFileTime;
  LST: TSystemTime;
begin
  
Result := False;
  try
    
DecodeDate(NewDateTime, LST.wYear, LST.wMonth, LST.wDay);
    DecodeTime(NewDateTime, LST.wHour, LST.wMinute, LST.wSecond, LST.wMilliSeconds);
    if SystemTimeToFileTime(LST, LFT) then
    begin
      if 
LocalFileTimeToFileTime(LFT, FileTime) then
      begin
        
FileHandle := FileOpen(FileName, fmOpenReadWrite or
          
fmShareExclusive);
        if SetFileTime(FileHandle, nilnil, @FileTime) then
          
Result := True;
      end;
    end;
  finally
    
FileClose(FileHandle);
  end;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
  if 
OpenDialog1.Execute then
    if 
SetFileDateTime(OpenDialog1.FileName, now) then
      
ShowMessage('Date set to now !');
end;


 

Rate this tip:

poor
very good


Copyright © by SwissDelphiCenter.ch
All trademarks are the sole property of their respective owners