(The function of API can set BMP as wallpaper. The method is as follows: systemparametersinfo (SPI _ setdeskwallpaper, 0,

_T("c:\\windows\\clouds.bmp ")，

SPIF _ sendwinichange | SPIF _ UPDATEINIFILE)； -

(2) The 2)JPG picture is set as wallpaper as follows: The function parameters have the following meanings:

StrPicPath is the path of JPG pictures.

The flags are the following values:

WPSTYLE_CENTER

WPSTYLE_TILE

WPSTYLE_STRETCH

WPSTYLE_MAX

Include the following header files:

# contains "wininet.h"

- .

/*

Boolchange wallpaper (char * strpicpath, DWORD logo)

{

WCHAR tempstr[MAX _ PATH]；

MultiByteToWideChar(CP_ACP，0，strPicPath，- 1，tempstr，sizeof(tempstr))； HRESULT hr

IActiveDesktop * pActiveDesktop co-initialization (null);

HR = cocreate instance(CLSID _ ActiveDesktop，NULL，CLSCTX_INPROC_SERVER，IID_IActiveDesktop，(void * *)& amp； pactive desktop)；

if(hr == S_OK)

{

pactive desktop-& gt； SetWallpaper(tempstr，0)； Wallpaper wpo

WPO . dwsize = sizeof(wallpaper opt)；

wpo.dwStyle = flags

pactive desktop-& gt； set wallpaper options(& amp； wpo，0)；

pactive desktop-& gt； APPLY changes(AD _ APPLY _ ALL)；

pactive desktop-& gt； Publish (); Return TRUE

}

other

{

Returns FALSE

}

}

*/