www.gusucode.com > VC编写的串口调试软件 > VC编写的串口调试软件，内含Modbus协议类 支持对Modbus通讯调试/Modbus串口调试软件1.0/com/RectLight.cpp

    // RectLight.cpp : implementation file
//

#include "stdafx.h"
#include "RectLight.h"

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

/////////////////////////////////////////////////////////////////////////////
// CRectLight

CRectLight::CRectLight()
{
	m_unOnStyle=0;
	m_unOffStyle=0;
	m_unState=0;
}

CRectLight::~CRectLight()
{
}


BEGIN_MESSAGE_MAP(CRectLight, CButton)
	//{{AFX_MSG_MAP(CRectLight)
		// NOTE - the ClassWizard will add and remove mapping macros here.
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CRectLight message handlers

void CRectLight::PreSubclassWindow() 
{
	// TODO: Add your specialized code here and/or call the base class
	ModifyStyle(0, BS_OWNERDRAW);	
	
	CButton::PreSubclassWindow();
}

void CRectLight::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct) 
{
	// TODO: Add your code to draw the specified item
 	ASSERT(lpDrawItemStruct != NULL);
 	
 	CDC* pDC   = CDC::FromHandle(lpDrawItemStruct->hDC);
 	CRect rect = lpDrawItemStruct->rcItem;
 	UINT state = lpDrawItemStruct->itemState;
 
 	UINT nStyle = GetStyle();
	int nCheck=GetCheck();
 	if(m_unState)
 //	if (state & ODS_SELECTED || state & ODS_FOCUS || nCheck==1 )
		pDC->FillSolidRect (&rect,m_clrOn);
 	else
 		pDC->FillSolidRect (&rect,m_clrOff);

	pDC->FrameRect (rect,&CBrush(GetSysColor(COLOR_3DSHADOW)));
 	for(int i=2;i<7;i++)
 	{
		if(1==m_unState)
		{
			if(0==m_unOnStyle)
				break;
			if(1==m_unOnStyle && i==6)	//单凹
				break;
			if(2==m_unOnStyle && i==4)	//双凹
				continue;
			if(3==m_unOnStyle && i==6)	//单凸
				break;
			if(4==m_unOnStyle && i==4)	//双凸
				continue;
			COLORREF clrTopLeft;
			COLORREF clrBottomRight ;
			switch(m_unOnStyle)
			{
			case 1:
			case 2:
				{
					clrTopLeft=GetSysColor(COLOR_3DSHADOW);
					clrBottomRight=GetSysColor(COLOR_BTNHIGHLIGHT);
					break;
				}
			case 3:
			case 4:
				{
					clrTopLeft=GetSysColor(COLOR_BTNHIGHLIGHT);
					clrBottomRight=GetSysColor(COLOR_3DSHADOW);
					break;
				}
			default:
				;
			}
	 		pDC->Draw3dRect (rect.left+i,rect.top+i,rect.Width ()-2*i,rect.Height ()-2*i,
 				clrTopLeft,clrBottomRight);

			if(5==m_unOnStyle)
				break;
		}
		else if(0==m_unState)
		{
			if(0==m_unOffStyle)
				break;
			if(1==m_unOffStyle && i==6)	//单凹
				break;
			if(2==m_unOffStyle && i==4)	//双凹
				continue;
			if(3==m_unOffStyle && i==6)	//单凸
				break;
			if(4==m_unOffStyle && i==4)	//双凸
				continue;
			COLORREF clrTopLeft;
			COLORREF clrBottomRight ;
			switch(m_unOffStyle)
			{
			case 1:
			case 2:
				{
					clrTopLeft=GetSysColor(COLOR_3DSHADOW);
					clrBottomRight=GetSysColor(COLOR_BTNHIGHLIGHT);
					break;
				}
			case 3:
			case 4:
				{
					clrTopLeft=GetSysColor(COLOR_BTNHIGHLIGHT);
					clrBottomRight=GetSysColor(COLOR_3DSHADOW);
					break;
				}
			default:
				;
			}
	 		pDC->Draw3dRect (rect.left+i,rect.top+i,rect.Width ()-2*i,rect.Height ()-2*i,
 				clrTopLeft,clrBottomRight);
			if(5==m_unOffStyle)
				break;
		}
 	}
	
	
	CString strTxt;
	GetWindowText(strTxt);
	pDC->SetBkMode(TRANSPARENT);
	pDC->DrawText (strTxt,rect,DT_SINGLELINE|DT_CENTER|DT_VCENTER);
}

unsigned int CRectLight::SetState(unsigned int nState)
{
	unsigned int unOldState=m_unState;
	if(m_unState!=nState)
	{
		m_unState=nState;

		RedrawWindow ();
	}
	return unOldState;
}

void CRectLight::SetParam(COLORREF clrOn,unsigned int unOnStyle,COLORREF clrOff,unsigned int unOffStyle=5)
{
	m_clrOn=clrOn;
	m_clrOff=clrOff;
	m_unOnStyle=unOnStyle;
	m_unOffStyle=unOffStyle;
}

unsigned int CRectLight::GetState()
{
	return m_unState;
}