有对OBJ熟悉的么，请教下怎么获取桌面背景GetWallpaper
http://autoitx.com/forum.php?mod=viewthread&tid=40315&highlight=%B1%DA%D6%BD;===============================================================================#interface "IActiveDesktop"
Global Const $sCLSID_ActiveDesktop = "{75048700-EF1F-11D0-9888-006097DEACF9}"
Global Const $sIID_IActiveDesktop = "{F490EB00-1240-11D1-9888-006097DEACF9}"
Global Const $tagIActiveDesktop = _
"ApplyChanges hresult(dword);" & _
"GetWallpaper hresult(wstr;uint;dword);" & _
"SetWallpaper hresult(wstr;dword);" & _
"GetWallpaperOptions hresult(struct*;dword);" & _
"SetWallpaperOptions hresult(struct*;dword);" & _
"GetPattern hresult(wstr;uint;dword);" & _
"SetPattern hresult(wstr;dword);" & _
"GetDesktopItemOptions hresult(struct*;dword);" & _
"SetDesktopItemOptions hresult(struct*;dword);" & _
"AddDesktopItem hresult(struct*;dword);" & _
"AddDesktopItemWithUI hresult(hwnd;struct*;dword);" & _
"ModifyDesktopItem hresult(struct*;dword);" & _
"RemoveDesktopItem hresult(struct*;dword);" & _
"GetDesktopItemCount hresult(int*;dword);" & _
"GetDesktopItem hresult(int;struct*;dword);" & _
"GetDesktopItemByID hresult(ulong_ptr;struct*;dword);" & _
"GenerateDesktopItemHtml hresult(wstr;struct*;dword);" & _
"AddUrl hresult(hwnd;wstr;struct*;dword);" & _
"GetDesktopItemBySource hresult(wstr;struct*;dword);"
;===============================================================================
Global Const $AD_APPLY_ALL = 0x00000007
;;;;;;;;;;;;;;;;;;; Example ;;;;;;;;;;;;;;;;;;;;;;;;;;;
$oActiveDesktop = ObjCreateInterface($sCLSID_ActiveDesktop, $sIID_IActiveDesktop, $tagIActiveDesktop)
Dim $a
$b=$oActiveDesktop.GetWallpaper($a,100,0x00000000)
MsgBox(0, $a, $oActiveDesktop.GetWallpaper($a,100,0x00000000))
#include'array.au3'
_ArrayDisplay($b)
Exit
$sFile = FileOpenDialog("Select New Wallpaper", "", "Images (*.jpg;*.bmp;*.png;*.gif;*.whatever)") ; whatever
If $sFile Then
$oActiveDesktop.SetWallpaper($sFile, 0)
$oActiveDesktop.ApplyChanges($AD_APPLY_ALL)
EndIf
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
怎么写 貌似弄不明白额！
我想获取桌面背景
http://msdn.microsoft.com/en-us/library/bb776355(v=vs.85).aspx
这个是说明
有大神指教下么 = =#完全没有头绪！！！
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