xpgroupbox.cpp

用过恒迅达交换机的人都知道。恒迅达交换机是需要在交换机内部运行中间程序来给脚本提供数据接口并且监控机器运行状态的。本程序即是完成以上功能！用C++开发、调用了数据库（sqlserver2000）存储过

// XPGroupBox.cpp : implementation file
//

#include "stdafx.h"
#include "XPGroupBox.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CXPGroupBox Version 1.0
//
//
// Thanks to:	NT ALMOND's class CLable.   
//
// Name                     Date        Version   Comments
// Jack Jin					2003-12-03    1.0       Origin
/////////////////////////////////////////////////////////////////////////////


IMPLEMENT_DYNAMIC(CXPGroupBox,CButton);

/////////////////////////////////////////////////////////////////////////////
// CXPGroupBox

//////////////////////////////////////////////////////////////////////////
//
// Function:		CXPGroupBox::CXPGroupBox
//
// Description:		Default contructor
//
// Name                     Date        Version Comments
// Jack Jin					2003-12-03    1.0     Origin
//
//////////////////////////////////////////////////////////////////////////
CXPGroupBox::CXPGroupBox()
{
    m_strTitle = _T("");
	
	m_clrBorder = ::GetSysColor(COLOR_3DSHADOW);
	m_clrClientBackground = ::GetSysColor(COLOR_BTNFACE);

	m_clrTitleText = ::GetSysColor(COLOR_WINDOWTEXT);
	m_clrTitleBackground = ::GetSysColor(COLOR_BTNFACE);
	
	m_nType = XPGB_FRAME;
}

//////////////////////////////////////////////////////////////////////////
//
// Function:		CXPGroupBox::~CXPGroupBox
//
// Description:		Default destructor
// Note:	Thanks John A. Johnson 
//
// Name                     Date        Version Comments
// Jack Jin					2003-12-03    1.0     Origin
// Jack Jin                 2003-12-03    1.01    fix paint problem with help of John A. Johnson   
//////////////////////////////////////////////////////////////////////////
CXPGroupBox::~CXPGroupBox()
{
}


BEGIN_MESSAGE_MAP(CXPGroupBox, CButton)
	//{{AFX_MSG_MAP(CXPGroupBox)
	ON_WM_PAINT()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()



/////////////////////////////////////////////////////////////////////////////
// CXPGroupBox message handlers

//////////////////////////////////////////////////////////////////////////
//
// Function:		CXPGroupBox::OnPaint
//
// Description:		Handles all the drawing code for the label
//
// Name                     Date        Version Comments
// Jack Jin					2003-12-03    1.0     Origin
//////////////////////////////////////////////////////////////////////////
void CXPGroupBox::OnPaint() 
{
	CPaintDC dc(this); // device context for painting
	
	// TODO: Add your message handler code here
   	CRect	rectClient;
	GetClientRect(rectClient);
	
	// Defalte Rect
	rectClient.DeflateRect(1,1);
	
	// Get Text Rect 
	CSize sizeText;
	CRect rectText, rectFrame;
	CRect rectTitle, rectContent;

	CFont *pOldFont = dc.SelectObject(&m_font);
  		
	// get Text if need
	if ( m_strTitle.IsEmpty() )
	{ 
        GetWindowText(m_strTitle);
		if ( ! m_strTitle.IsEmpty() )
		   m_strTitle = _T(" ") + m_strTitle + _T(" ");
	}

	if ( ! m_strTitle.IsEmpty() )
	{
		sizeText = dc.GetTextExtent(m_strTitle);
	}
	else
	{
		sizeText.cx = 0;
		sizeText.cy = 0;
	}
	
	if ( m_nType == XPGB_FRAME ) // Frame style
	{
	   // Calculate Text Rect 
	   rectText.top = rectClient.top;
	   rectText.left = rectClient.left + 10;

       rectText.bottom = rectText.top + sizeText.cy;
       rectText.right = rectText.left + sizeText.cx;

       //  Calculate Frame rect
	   rectFrame.left = rectClient.left;
       rectFrame.top = rectClient.top + sizeText.cy/2;

       rectFrame.right = rectClient.right;
       rectFrame.bottom = rectFrame.top + rectClient.Height() - sizeText.cy/2; 
	   
	   // Draw Frame border
	   CPen penFrame;
	   CBrush brushBKFrame(m_clrTitleBackground);
		   
	   penFrame.CreatePen(PS_SOLID, 1, m_clrBorder);
		   
	   CPen* pOldPen = dc.SelectObject(&penFrame);
	   CBrush* pOldBrush = (CBrush*)dc.SelectStockObject(NULL_BRUSH);
		   
	   dc.RoundRect(rectFrame, CPoint(10,10)); 
		   
	   dc.SelectObject(pOldPen);
	   dc.SelectObject(pOldBrush); 
	   
	   dc.IntersectClipRect(rectText);
	   dc.FillSolidRect(rectText, m_clrTitleBackground);
	}
	else  // Windows Style
	{
	   // Calculate Title size
	   rectTitle.top = rectClient.top;
	   rectTitle.left = rectClient.left ;
       
	   rectTitle.right = rectClient.right;
	   rectTitle.bottom = rectClient.top + sizeText.cy + 4;

	   // Draw Title round rect
	   CPen penFrame;
	   CBrush brushBKTitle(m_clrTitleBackground);
	   CBrush brushBKContent(m_clrClientBackground);
	   
	   penFrame.CreatePen(PS_SOLID, 2, m_clrBorder);
	   
	   CPen* pOldPen = dc.SelectObject(&penFrame);
	   CBrush* pOldBrush = dc.SelectObject(&brushBKTitle);
	   
	   dc.RoundRect(rectClient, CPoint(10, 10)); 
	   
	   dc.SelectObject(pOldBrush); 

       // Draw content area
	   rectContent.left = rectClient.left;
       rectContent.top = rectClient.top + sizeText.cy + 4;

       rectContent.right = rectClient.right;
       rectContent.bottom = rectContent.top + rectClient.Height() - sizeText.cy - 4; 
       
	   pOldBrush = dc.SelectObject(&brushBKContent); 
	   
	   dc.Rectangle(rectContent);  

	   dc.SelectObject(pOldPen);
	   dc.SelectObject(pOldBrush); 

	   rectText.top = rectTitle.top + 2;
	   rectText.left = rectTitle.left + 2 ;

       rectText.bottom = rectText.top + sizeText.cy;
       rectText.right = rectText.left + sizeText.cx ;
	}
    
	COLORREF clrOldText = dc.SetTextColor(m_clrTitleText);
	UINT nMode = dc.SetBkMode(TRANSPARENT);
	
	dc.DrawText(m_strTitle, &rectText, DT_LEFT|DT_VCENTER|DT_SINGLELINE|DT_NOCLIP ); //DT_END_ELLIPSIS);
	
	// restore DC
	dc.SetBkMode(nMode);
    dc.SetTextColor(clrOldText);
    dc.SelectObject(pOldFont);
}

//////////////////////////////////////////////////////////////////////////
//
// Function:		CXPGroupBox::Create
//
// Description:		Modify the groupbox windows style 
//
// Name                     Date        Version Comments
// Jack Jin					2003-12-03    1.0     Origin
//////////////////////////////////////////////////////////////////////////
BOOL CXPGroupBox::Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName, DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID, CCreateContext* pContext) 
{
	// TODO: Add your specialized code here and/or call the base class
	
	dwStyle |= BS_ICON;
	return CWnd::Create(lpszClassName, lpszWindowName, dwStyle, rect, pParentWnd, nID, pContext);
}

//////////////////////////////////////////////////////////////////////////
//
// Function:		CXPGroupBox::PreCreateWindow
//
// Description:		Modify the groupbox windows style 
//
// Name                     Date        Version Comments
// Jack Jin					2003-12-03    1.0     Origin
//////////////////////////////////////////////////////////////////////////
BOOL CXPGroupBox::PreCreateWindow(CREATESTRUCT& cs) 
{
	// TODO: Add your specialized code here and/or call the base class
	cs.style |= BS_ICON;
	return CButton::PreCreateWindow(cs);
}

//////////////////////////////////////////////////////////////////////////
//
// Function:		CXPGroupBox::PreSubclassWindow
//
// Description:		Modify the groupbox windows style 
//
//
// Name                     Date        Version Comments
// Jack Jin					2003-12-03    1.0     Origin
//////////////////////////////////////////////////////////////////////////

void CXPGroupBox::PreSubclassWindow() 
{
	// TODO: Add your specialized code here and/or call the base class
	
	CButton::PreSubclassWindow();

	//modified the style to avoid text overlap when press tab 
	ModifyStyle(0, BS_ICON);

	// Get Defalut Font 
	CFont* cf = GetFont();
	if(cf !=NULL)
	{
		cf->GetObject(sizeof(m_lf),&m_lf);
	}
	else
	{
		GetObject(GetStockObject(SYSTEM_FONT),sizeof(m_lf),&m_lf);
	}

	ReconstructFont();
}

//////////////////////////////////////////////////////////////////////////
//
// Function:		CXPGroupBox::ReconstructFont
//
// Description:		Construct font
//
//
// Name                     Date        Version Comments
// Jack Jin					2003-12-03    1.0     Origin
//////////////////////////////////////////////////////////////////////////
void CXPGroupBox::ReconstructFont()
{
	m_font.DeleteObject();
	BOOL bCreated = m_font.CreateFontIndirect(&m_lf);

	ASSERT(bCreated);
}

//////////////////////////////////////////////////////////////////////////
//