VC改变背景色

VC改变背景色 ,,,:,,,:,,,,,,,n,pp,,,,?ÉÔ?:?Ê?SetD,alogBk,olor,?Ê,ÏÖ?, ---- ,,Ö,:?Ê?,,,,,,,,?ÎÊ?Ö,?:ÁË??,?Ñ?É?,?,,??,,?ÎÊ?Ö,?:ÁËÎ,?,Ñ?É??, Ï,,,,,,?,,Ê,,?,,,,?,,,?Ô,?,,É,Ö,Î,,?É???,?:,:,É?Î,?,,???ÖèÈçÏÂ?º ---- ,, ,,,:,,,,,,,,D,alog,,,,, ,pp,,,ar,,,,,?,,,ExampleDlg?? ---- ,, Ô,,,,ampleDlg,pp ,,,n,t,n,tan？e::Ö,,,µ,,,Ï,?,,,,: BOOL CExampleDlgApp: : InitInstance ( ) { ?, CExampleDlgDlg dlg; m_pMainWnd = &dlg; ,,Ï,,,Do,o,al::,,,,,?,??Ô,?,,É,Ö,Î,,?É???,??,:,É?Î,?, SetDialogBkColor(RGB(0,0,255),RGB(255,0,0)); int nResponse = dlg.DoModal(); ?, } ---- ?,,,?,ÔË,,,??ËÊ??Ô,?,,,,??,?É?:,Î,?,É?,Ñ,,É,ÁË,,?,?,Ö,,,,,,,,, Ê,,:Ô,,,,,Do,o,al::Ö,,??,,,Ï,,,,,SetD,alogBk,olor,?,,?Ë,,,:Ê,,?,,? ä ,,,,?,,,Ö,Ë,,,,,?Ô,?,,Ñ?É?,?????Ä,?,?Ô,?,,,,Ö,?:,,?Ô,?,,?, ---- ,,,:??,:Ö,Ô,,n,a,nt::,?µ?,,,,,,,,Ï,Ï,?,,,,,?,,,,,Ï,,:,ÔÉÏ,? ,,?,Ϊ×????º void CExampleDlgDlg::OnPaint() { if (IsIconic()) ?, else { CRect rect; CPaintDC dc(this); GetClientRect(rect); dc.FillSolidRe？t:re？t,,,B:,,,,,,,::, ,,É,Ö,Î,,É????? CDialog::OnPaint(); } ---- ,,,:,?,:Ö,Ô,,n,tl,olor :,D,* pD,, ,,n,* p,n,, U,,, nCtlColor)?? µ?,,,,,,,,,,,Ï,Ï,?,,,,,?,Ö,,,Ï,,:,ÔÉÏ,?,,?,Ϊ×????º ---- ,,Ô,,,,ampleDlgDlg,,,,Î,µ?Ö,,?,,µ,,,,Br,shµÄ?ÉÔ??äÁ??º class CExampleDlgDlg : public CDialog { ... protected: CBrush m_brush; ... }; ---- ,,Ô,,n,n,tD,alog:::?Ê?Ö,,,µ,,,Ï,?,,,,: BOOL CExampleDlgDlg::OnInitDialog() { ... // TODO: Add extra initialization here m,,r,,,,,reateSol,,Br,,,:,,B:,, ,,,, ,::, ,, É,?É,,,É?Ë,,, ... } ---- ,Û,,,,,la,,,,,ar,Ö,Ô,,n,tl,olor:??:,?µ?,,,,,,,,,,,Ï,Ï,,: HBRUSH CExampleDlgDlg::OnCtlColor (CDC* pDC, CWnd* pWnd, UINT nCtlColor) { /* ** ?,,ï?,?,?,,?,Î:Î?,,,,? **Ï,,,?,,,,,,,Ê,,, ** HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor); */ ret,rn m,,r,,,, ,,,,µ,,É?Ë,,, } ---- ????ËÄ?º??ÊÇÖØÔØOnCtlColor (CDC* pDC, CWnd* pWnd, UINT nCtlColor)?? ??,,,,,,,,,,,Ï,Ï,?,,,,,?,Ö,,,Ï,,:,ÔÉÏ,?,,?,Ϊ×????º ---- ?,Ö,,,?,,,,?ÉÏ,,,:,?Ö,,,?,Ö,,,?,,,?, ---- ?,Ö,,Û,,,,,la,,,,,ar,Ö,Ô,,n,tl,olor:??:,:µ?,,,,,,,,,,,Ï,Ï,,,Ê?,,, ,,?,,?,: HBRUSH CExampleDlgDlg::OnCtlColor (CDC* pDC, CWnd* pWnd, UINT nCtlColor) { HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor); ,,Ô,?,µ,,,,,Ê,,,Î,?Ô,?,,,,,,?Ï,ï,, if(nCtlColor ==CTLCOLOR_DLG) ret,rn m,,r,,,, ,,,,µ,,É?Ë,,, return hbr; }