You may use SetFileAttributes function, if you want to set or change file attributes. This example shows, how to set FILE_HIDDEN attribute.
procedure TForm1.Button1Click(Sender: TObject);
with OpenDialog1 do
if Execute then
if SetFileAttributes(PChar(Filename), FILE_ATTRIBUTE_HIDDEN) then
Caption:='attribute was changed'
Caption:='attribute was not changed';
- Related topics
All information about file
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Win32 programmer's reference
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