C++ BackColor

相关主题

1. 用纯色设置对话对话框的背景色

2. 用位图设置对话对话框的背景色

对话框背景色

其他相关

代码::用纯色设置对话对话框的背景色

HBRUSH CProject01Dlg::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor)

{

HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor);

// TODO: Change any attributes of the DC here

CBrush cbrush(RGB(255,0,0));

CRect crect;

GetClientRect(crect);

pDC->SelectObject(&cbrush);

pDC->FillRect(crect,&cbrush);

return cbrush;

// TODO: Return a different brush if the default is not desired

return hbr;

}

效果图

有个现象当单击1个按钮时部分按钮会被隐藏

代码::用位图设置对话对话框的背景色

resources 导入1个bitmap位图

// mfcDlg.h : header file

// Implementation

protected:

HICON m_hIcon;

CBrush m_BKBrush;//画刷

::OnInitDialog()

// TODO: Add extra initialization here

CBitmap* pBitmap = new CBitmap;

ASSERT(pBitmap);

pBitmap->LoadBitmap(IDB_BITMAP1);//载入位图资源

m_BKBrush.CreatePatternBrush(pBitmap);//创建位图画刷

delete pBitmap;

::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor)

// TODO: Change any attributes of the DC here

if (nCtlColor == CTLCOLOR_DLG )

return (HBRUSH)m_BKBrush.GetSafeHandle(); //返回创建的位图画刷

// TODO: Return a different brush if the default is not desired

效果图