用vb获取桌面图象_visualbasic教程
发布时间：2020-12-16 22:28:01 所属栏目：大数据 来源：网络整理
导读：PublicDeclareFunctionGetDesktopWindowLib"user32"()AsLong PublicDeclareFunctionGetDCLib"user32"(ByValhwndAsLong)AsLong PublicDeclareFunctionBitBltLib"gdi32"_ (ByValhDestDCAsLong,_ ByValxAsLong,_ ByValyAsLong,_ ByValnWidthAsLong,_ ByValnHeig
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PublicDeclareFunctionGetDesktopWindowLib"user32"()AsLong PublicDeclareFunctionGetDCLib"user32"(ByValhwndAsLong)AsLong PublicDeclareFunctionBitBltLib"gdi32"_ (ByValhDestDCAsLong,_ ByValxAsLong,_ ByValyAsLong,_ ByValnWidthAsLong,_ ByValnHeightAsLong,_ ByValhSrcDCAsLong,_ ByValxSrcAsLong,_ ByValySrcAsLong,_ ByValdwRopAsLong)AsLong PrivateSubForm_Load() DimlDesktopAsLong DimlDCAsLong 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 BitBltMe.hDC,Screen.Width,Screen.Height,lDC,vbSrcCopy将桌面图象绘制到窗体 EndSub->
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