删除目录下子目录以及子目录下的文件
需要 uses ShellAPI
Function DelTree(DirName : string): Boolean;
var
SHFileOpStruct : TSHFileOpStruct;
DirBuf : array [0..255] of char;
begin
try
Fillchar(SHFileOpStruct,Sizeof(SHFileOpStruct),0);
FillChar(DirBuf, Sizeof(DirBuf), 0 );
StrPCopy(DirBuf, DirName);
with SHFileOpStruct do begin
Wnd := 0;
pFrom := @DirBuf;
wFunc := FO_DELETE;
fFlags := FOF_ALLOWUNDO;
fFlags := fFlags or FOF_NOCONFIRMATION;
fFlags := fFlags or FOF_SILENT;
end;
Result := (SHFileOperation(SHFileOpStruct) = 0);
except
Result := False;
end;
end;