Question

MFC 对话框 透明控件 怎么总会透明到对话框的后面的窗口的背景上面

Answer 1

OnEraseBkgnd别动建立个CBrush
m_br;m_br.CreateSolidBrush(//你的对话框背景色);你在OnCtlColor里面加一句if(CTLCOLOR_BTN
==
nCtlColor){
pDC->SetBkMode(TRANSPARENT);return
m_br;}return
hbr;