www.pudn.com > mod_rssim6.zip > CommsLamp.cpp

// CommsLamp.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "CommsLamp.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CCommsLamp 
 
CCommsLamp::CCommsLamp() 
{ 
   m_state = FALSE; 
   m_ONcolor = RGB(255,0,0); 
   m_OFFcolor = RGB(190,0,0); 
   m_timerDuration = 0; // no timer 
} 
 
CCommsLamp::~CCommsLamp() 
{ 
 
} 
 
// ------------------------------- UpdateMyCtrl ---------------------------- 
void CCommsLamp::UpdateMyCtrl() 
{ 
   // does control RECT invalidation, maybe more in future 
   InvalidateRect(NULL); 
} 
 
// ---------------------------- SetupLamp -------------------------- 
// a value of 0 kills the timer 
BOOL CCommsLamp::SetupLamp(DWORD onTimerDuration) 
{ 
   if (m_timerDuration) 
   { 
      // kill a timer already in existence 
      KillTimer(m_timerID); 
      m_timerDuration = 0; 
   } 
 
   if (onTimerDuration) 
   { 
      // set up a timer 
      m_timerID = SetTimer(1, onTimerDuration, NULL); 
      if (m_timerID) 
      { 
         m_timerDuration = onTimerDuration; 
         return TRUE; 
      } 
   } 
   else 
      return TRUE; 
   return FALSE; 
} 
 
BEGIN_MESSAGE_MAP(CCommsLamp, CButton) 
	//{{AFX_MSG_MAP(CCommsLamp) 
	ON_WM_PAINT() 
	ON_WM_DESTROY() 
	ON_WM_TIMER() 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CCommsLamp message handlers 
 
	// Do not call CStatic::OnPaint() for painting messages 
void CCommsLamp::OnPaint()  
{ 
CBrush   darkBrush;  // background bit 
CPen     borderPen;  // silver/gray border 
CBrush   lightBrush; // lighter spot 
CPen     lightPen;   // light reflective area 
CPen boxPen; 
 
COLORREF mainColor; 
 
 
   CPaintDC dc(this); // device context for painting 
	 
	// TODO: Add your message handler code here 
	CRect rcClient; 
	GetClientRect(&rcClient); 
 
   // square off our drawing rectangle, base- 
   // class is hopefully going to paint our background properly 
   if (rcClient.Width() > rcClient.Height()) 
      rcClient.right = rcClient.bottom; 
   else 
      rcClient.bottom = rcClient.right; 
 
   if (m_state) 
      mainColor = m_ONcolor; 
   else 
      mainColor = m_OFFcolor; 
   // Set up all create all pens and brushes 
   lightPen.CreatePen(PS_SOLID,1,mainColor); 
   boxPen.CreatePen(PS_SOLID,1, RGB(0,255,0)); 
   darkBrush.CreateSolidBrush(RGB(GetRValue(mainColor)/2, GetGValue(mainColor)/2,GetBValue(mainColor)/2)); 
   lightBrush.CreateSolidBrush(mainColor); 
 
   borderPen.CreatePen(PS_SOLID,1, RGB(255,255,255)); 
   //borderPen.CreatePen(PS_SOLID,2, RGB(0,255,0)); 
 
   // a debugging box 
   //dc.SelectObject(&boxPen); 
   //dc.Rectangle(rcClient); 
    
   // start, with the darker background bit 
	dc.SelectObject(&borderPen); 
	dc.SelectObject(&darkBrush); 
	dc.Ellipse(rcClient); 
    
   // draw the inner shiny bit 
   rcClient.DeflateRect(2,2); 
	dc.SelectObject(&lightPen); 
	dc.SelectObject(&lightBrush); 
	dc.Ellipse(rcClient); 
      
   //rcClient.DeflateRect(-3,-3); 
    
   if (m_state) 
   { 
   // The arc function is just to add a 3D effect for the control 
      dc.SelectStockObject(WHITE_PEN); 
		CPoint ptStart,ptEnd; 
		ptStart = CPoint(rcClient.Width()/2,rcClient.bottom); 
		ptEnd	= CPoint(rcClient.right,rcClient.top); 
    
 		dc.MoveTo(ptStart); 
		dc.Arc(rcClient,ptStart,ptEnd); 
   } 
   // select old object back into the DC 
   //dc.SelectObject(pOldPen); 
 
} 
 
void CCommsLamp::OnDestroy()  
{ 
	CButton::OnDestroy(); 
	 
	// TODO: Add your message handler code here 
	if (m_hWnd && m_timerDuration) 
   { 
      KillTimer(m_timerID); 
   } 
} 
 
// ---------------------------- OnTimer ------------------------------ 
void CCommsLamp::OnTimer(UINT nIDEvent)  
{ 
	// TODO: Add your message handler code here and/or call default 
   if (m_timerDuration && (m_timerID==nIDEvent)) 
   { 
      // turn LED off 
      if (m_state) 
         SetState(FALSE); 
   } 
	 
	CButton::OnTimer(nIDEvent); 
} 
 
// ---------------------------- SetState -------------------------------- 
void CCommsLamp::SetState(BOOL state) 
{ 
   if (state != m_state) 
   { 
      m_state = state;  
      UpdateMyCtrl(); 
   } 
} 
 
 
void CCommsLamp::PreSubclassWindow()  
{ 
	// TODO: Add your specialized code here and/or call the base class 
   SetButtonStyle(GetButtonStyle() | BS_OWNERDRAW | BS_AUTOCHECKBOX); 
	 
	CButton::PreSubclassWindow(); 
} 
 
void CCommsLamp::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)  
{ 
	// TODO: Add your code to draw the specified item 
	 
}