Common MFC folder and directory operations

Cstring ccallschedulingsystemdlg: getfilepath (void)

{

Hmodule module = getmodulehandle (0 );

Char pfilename [max_path];

Getmodulefilename (module, pfilename, max_path );

Cstring csfullpath (pfilename );

Int NPOs = csfullpath. reversefind (_ T ('\\'));

If (NPOs <0)

Return cstring ("");

Else

Return csfullpath. Left (NPOs );

}

Char * ccallschedulingsystemdlg: encodetoutf8 (const char * mbcsstr)

{

// The Chinese and English paths that can be played

Int wcslen;

Wchar_t * wszstring;

Int u8len;

Char * szu8;

// Pre-convert to get the size of the required space

Wcslen =: multibytetowidechar (cp_acp, null, mbcsstr, strlen (mbcsstr), null, 0 );

// Leave a space for '\ 0' to allocate space. multibytetowidechar does not give' \ 0' Space

Wszstring = new wchar_t [wcslen + 1];

// Conversion

: Multibytetowidechar (cp_acp, null, mbcsstr, strlen (mbcsstr), wszstring, wcslen );

// Add '\ 0' at the end'

Wszstring [wcslen] = '\ 0 ';

/*************************************** *********************************/

/* Unicode to utf8 */

/*************************************** *********************************/

// Unicode to utf8

// Pre-convert to get the size of the required space. The function used this time is opposite to the above name

U8len =: widechartomultibyte (cp_utf8, null, wszstring, wcslen (wszstring), null, 0, null, null );

// Same as above, the allocated space should be reserved for '\ 0'

// Although utf8 is a unicode compression format, it is also a multi-byte string, so it can be saved as char

Szu8 = new char [u8len + 1];

// Conversion

// The strlen for Unicode is wcslen.

: Widechartomultibyte (cp_utf8, null, wszstring, wcslen (wszstring), szu8, u8len, null, null );

// Add '\ 0' at the end'

Szu8 [u8len] = '\ 0 ';

Free (wszstring );

Return szu8;

}

Bool ccallschedulingsystemdlg: emptydirectory (cstring & Spath)

{

Cfilefind finder;

Cstring swildcard = Spath + "//*.*";

Bool bfound;

Bool bworking = finder. findfile (swildcard );

Bfound = bworking;

While (bworking)

{

Bworking = finder. findnextfile ();

If (finder. isdots () continue;

If (finder. isdirectory ())

{

Cstring S = finder. getfilepath ();

Emptydirectory (s );

Removedirectory (finder. getfilepath ());

Continue;

}

_ Tunlink (finder. getfilepath (); // note that _ tunlink is used here.

}

Return bfound;

}

This article from the "Know what it does not" blog, please be sure to keep this source http://shenyantao.blog.51cto.com/1957956/1543253