隐藏、展开对话框指定的区域

最新推荐文章于 2022-09-13 19:44:00 发布

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最新推荐文章于 2022-09-13 19:44:00 发布

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分类专栏： MFC 设计模式学习归纳C++

本文链接：https://blog.youkuaiyun.com/cqzdl/article/details/53994064

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void ShowArea( CDialog *pDialog, CRect rectHide )

{

    CWnd *pWnd = pDialog->GetWindow( GW_CHILD );

    while( pWnd )

    {

        CRect rect;

        pWnd->GetWindowRect ( &rect );

        pDialog->ScreenToClient( &rect );

        // 显示

        if ( rect.top >= rectHide.top && rect.left >= 1000 )

        {           

            rect.OffsetRect( -1000, 0 );

            pWnd->MoveWindow( rect );

        }

        else

        {

            // 下移

            if ( rect.top >= rectHide.top)

            {

                rect.OffsetRect( 0, rectHide.Height() );

                pWnd->MoveWindow( rect );

            }           

        }       

        pWnd = pWnd->GetWindow( GW_HWNDNEXT );       

    }

    CRect rectDialog;

    pDialog->GetWindowRect( &rectDialog );

    rectDialog.bottom += rectHide.Height();

    pDialog->MoveWindow( rectDialog );

}

void HideArea( CDialog *pDialog, CRect rectHide )

{

    CWnd *pWnd = pDialog->GetWindow( GW_CHILD );

    while( pWnd )

    {

        CRect rect;

        pWnd->GetWindowRect ( &rect );

        pDialog->ScreenToClient( &rect );

        // 隐藏

        if ( rect.top >= rectHide.top && rect.bottom <= rectHide.bottom )

        {

            //   
 pWnd->ShowWindow( SW_HIDE );

            rect.OffsetRect( 1000, 0 );

            pWnd->MoveWindow( rect );

        }

        else

        {

            // 上移

            if ( rect.top >= rectHide.bottom)

            {

                rect.OffsetRect( 0, -rectHide.Height() );

                pWnd->MoveWindow( rect );

            }           

        }       

        pWnd = pWnd->GetWindow( GW_HWNDNEXT );       

    }

    CRect rectDialog;

    pDialog->GetWindowRect( &rectDialog );

    rectDialog.bottom -= rectHide.Height();

    pDialog->MoveWindow( rectDialog );

}