C / C++ / MFC

tmp0 wrote:

This does not fix the errors (first and last two lines).

frqftgbdafr wrote:

I can make a connection with the other dialer using HTTP settings and using a www.myspace.net address, but if I switch over to FTP settings and use ftp.myspace.net, no connection.

//------------------------------
// DblBufferedStatic.h
 
#pragma once
 
// CDblBufferedStatic
 
class CDblBufferedStatic : public CStatic
{
   DECLARE_DYNAMIC(CDblBufferedStatic)
 
protected:
   HBITMAP hStaticBitmap;
   CSize BackBufferSize;
   CDC BackBufferDC;
   CBitmap BackBufferBitmap;
 
   void InitBackBuffer();
 
public:
   void RedrawBackBuffer();
 
public:
   CDblBufferedStatic();
   virtual ~CDblBufferedStatic();
 
protected:
   DECLARE_MESSAGE_MAP()
public:
   afx_msg void OnPaint();
   afx_msg BOOL OnEraseBkgnd(CDC* pDC);
};
 
 
//------------------------------
// DblBufferedStatic.cpp
 
// DblBufferedStatic.cpp : implementation file
//
 
#include "stdafx.h"
#include "MyApp.h"
#include "DblBufferedStatic.h"
#include ".\dblbufferedstatic.h"
 
// CDblBufferedStatic
 
IMPLEMENT_DYNAMIC(CDblBufferedStatic, CStatic)
 
CDblBufferedStatic::CDblBufferedStatic()
{
   hStaticBitmap = 0;
}
 
CDblBufferedStatic::~CDblBufferedStatic()
{
}
 
BEGIN_MESSAGE_MAP(CDblBufferedStatic, CStatic)
   ON_WM_PAINT()
   ON_WM_ERASEBKGND()
END_MESSAGE_MAP()
 
void CDblBufferedStatic::InitBackBuffer()
{
   // Get a handle to the bitmap associated with this control
   hStaticBitmap = GetBitmap();
 
   if (hStaticBitmap)
   {
      // Get the bitmap's dimensions
      BITMAP bitmapstruct;
      ::GetObject(hStaticBitmap, sizeof(BITMAP), &bitmapstruct);
      BackBufferSize.cx = bitmapstruct.bmWidth;
      BackBufferSize.cy = bitmapstruct.bmHeight;
 
      // Create the background buffer (DC and bitmap)
      CWindowDC WindowDC(this);
      BackBufferDC.CreateCompatibleDC(&WindowDC);
      BackBufferBitmap.CreateCompatibleBitmap(&WindowDC, BackBufferSize.cx, BackBufferSize.cy);
      <code>//*edit* removed BackBufferBitmap.GetObject(sizeof(BITMAP), &bitmapstruct);</code>
      BackBufferDC.SelectObject(&BackBufferBitmap);
   }
}
 
void CDblBufferedStatic::RedrawBackBuffer()
{
   // Refresh (redraw) contents of background buffer
 
   if (hStaticBitmap)
   {
      // Draw original bitmap to offscreen buffer
      CDC TempDC;
      TempDC.CreateCompatibleDC(&BackBufferDC);
      CBitmap SrcBitmap;
      SrcBitmap.Attach(hStaticBitmap);
      CBitmap *pOldBitmap = TempDC.SelectObject(&SrcBitmap);
      BackBufferDC.BitBlt(0, 0, BackBufferSize.cx, BackBufferSize.cy, &TempDC, 0, 0, SRCCOPY);
      TempDC.SelectObject(pOldBitmap);
      SrcBitmap.Detach();
 
<code>
      //**
      //** Do your drawing on top of the bitmap here
      //**  (Draw on BackBufferDC) 
      //**
 
      CRect CorridorRect;
      static int x = 0;
      // Set attributes of the DC
      BackBufferDC.SetTextColor(RED_COLOR);
      BackBufferDC.SetBkMode(TRANSPARENT);
      GetClientRect(&CorridorRect);
      szCaption.Format(_T("Test %d") , x++);
      BackBufferDC.ExtTextOut(CorridorRect.left, CorridorRect.top + 30 , ETO_OPAQUE , NULL , szCaption , NULL);
      DrawIcon(BackBufferDC.m_hDC, CorridorRect.left , CorridorRect.top  , m_hUavInsideAtolCorridorIcon);</code>   
   }
}
 
// CDblBufferedStatic message handlers
 
void CDblBufferedStatic::OnPaint()
{
   if (hStaticBitmap == 0)
      InitBackBuffer();
 
   if (hStaticBitmap)
   {
      // Refresh the background buffer
      RedrawBackBuffer();
 
      // Blt the background buffer to the screen
      CPaintDC dc(this);
      dc.BitBlt(0, 0, BackBufferSize.cx, BackBufferSize.cy, &BackBufferDC, 0, 0, SRCCOPY);
   }
   else
   {
      CStatic::OnPaint();
   }
}
 
BOOL CDblBufferedStatic::OnEraseBkgnd(CDC* pDC)
{
   return TRUE;//CStatic::OnEraseBkgnd(pDC);
}

void Frm_WkAtol::OnTimer(UINT_PTR nIDEvent)
{
   // cause the bitmap to redraw itself
   m_AtolCorridorBitmap.Invalidate();
   m_AtolCorridorBitmap.UpdateWindow();
 
   CDialog::OnTimer(nIDEvent);
}

Mark Salsbery wrote:

What parts flicker specifically? Is it the text on the background?

void Frm_WKFailureList::UpdateList(iGendevBit::BitMatrixResultListType &p_FailuresListRef)
{
	iGendevBit::BitMatrixResultClass *CurrentElement;
	dDbsrvNotif::notificationTextType NotifText;
	COLORREF                          SeverityColor;
	UINT                              uiCurrentRow = 0;
	UINT                              uiCurrentErrorsCounter = 0;

	m_FailureList.SetRedraw(FALSE);

	// Adjust the list's last column according to
	// the right scroll bar existent 
	if (p_FailuresListRef.GetElementNum() > MAX_VISIBLE_ITEM_WITH_NO_SCROLL)
	{
		m_FailureList.SetColumnWidth(2 , 30);
	}
	else
	{
		m_FailureList.SetColumnWidth(2 , 48);
	}

	uiCurrentErrorsCounter = p_FailuresListRef.GetElementNum();
	p_FailuresListRef.ScanInit(bTypesCnt::FROM_TAIL);
	while ((CurrentElement = p_FailuresListRef.ScanNext()) != NULL)
	{

		// Get failure severity
		switch(CurrentElement->m_Severity)
		{
			case iGendevBit::SLIGHT:
				// in the future  - do not show "Slight" severity in the list.
				// For now - show with with background
				SeverityColor = RGB(255 , 255 , 0);
				break;
			case iGendevBit::MEDIUM:
				SeverityColor = RGB(255 , 255 , 0);
				break;
			case iGendevBit::SEVERE:
				SeverityColor = RGB(255 , 0 , 0);
				break;
		}

		// Get failure text
		dDbsrvNotif::GetNotifText(NotifText , CurrentElement->m_NotiffId);
		CString szError , szTime;

		szError = NotifText;
		szTime = CurrentElement->m_FailureTime.GetFormattedTod(bTimeTod::HH_MM_SS);
		if (m_FailureList.GetItemCount() < (uiCurrentRow + 1))
		{
			m_FailureList.InsertItem(uiCurrentRow  , _T(""));
		}
		static int x = 0;
		szTime.Format(_T("%d") , x++);

		m_FailureList.SetItemText(uiCurrentRow , 0 , szTime);
		m_FailureList.SetItemText(uiCurrentRow , 1 , szError);

		// Get failure check list existents
		CHECK_LIST_ENUM IsCheckListExist = NO_CHECK_LIST;
		SetLineBkColorAndIcon(uiCurrentRow , SeverityColor , IsCheckListExist); // Set the icon and background color for the current row
		
		uiCurrentRow++;
		m_bListIsEmpty = FALSE;
	}

	if (uiCurrentRow < m_LastErrorsCounter)
	{
		for (UINT uiIndex = uiCurrentRow ; uiIndex < m_LastErrorsCounter ; uiIndex++)
		{
			m_FailureList.DeleteItem(uiIndex);
		}
	}
	m_FailureList.SetRedraw(TRUE);
	m_LastErrorsCounter = uiCurrentRow; 
}