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作者：小屠
Public Declare Function GetDesktopWindow Lib "user32" () As Long
Public Declare Function GetDC Lib "user32" (ByVal hwnd As Long) As Long
Public Declare Function BitBlt Lib "gdi32" _
(ByVal hDestDC As Long, _
ByVal x As Long, _
ByVal y As Long, _
ByVal nWidth As Long, _
ByVal nHeight As Long, _
ByVal hSrcDC As Long, _
ByVal xSrc As Long, _
ByVal ySrc As Long, _
ByVal dwRop As Long) As Long
Private Sub Form_Load()
Dim lDesktop As Long
Dim lDC As Long
Form1.AutoRedraw = True
Form1.ScaleMode = 1
lDesktop = GetDesktopWindow() '取得桌面窗口
lDC = GetDC(lDesktop) '取得桌面窗口的设备场景
BitBlt Me.hDC, 0, 0, Screen.Width, Screen.Height, lDC, 0, 0, vbSrcCopy '将桌面图象绘制到窗体
End Sub
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