joelsun的部落格

function TForm1.FileVersion(const FileName: TFileName): String;
var
VerInfoSize: Cardinal;
VerValueSize: Cardinal;
Dummy: Cardinal;
PVerInfo: Pointer;
PVerValue: PVSFixedFileInfo;
begin
Result := '';
VerInfoSize := GetFileVersionInfoSize(PChar(FileName), Dummy);
GetMem(PVerInfo, VerInfoSize);
try
if GetFileVersionInfo(PChar(FileName), 0, VerInfoSize, PVerInfo) then
if VerQueryValue(PVerInfo, '\', Pointer(PVerValue), VerValueSize) then
with PVerValue^ do
Result := Format('%d.%d.%d.%d', [
HiWord(dwFileVersionMS), //Major
LoWord(dwFileVersionMS), //Minor
HiWord(dwFileVersionLS), //Release
LoWord(dwFileVersionLS)]); //Build
finally
FreeMem(PVerInfo, VerInfoSize);
end;
end;