mltview.cpp

eCos1.31版

      CString strSection, strSectionLine;
      
      if ((section_view->section_location != initial_location) && (section_view->section->alignment > 1))
      {
        strSectionLine.Format (_T("align %lX\n"), section_view->section->alignment);
        strSection += strSectionLine;
      }
      
      if (section_view->section->size > 0)
      {
        strSectionLine.Format (_T("size %lX\n"), section_view->section->size);
        strSection += strSectionLine;
      }
      
      if (section_view->section_location == final_location)
      {
        strSectionLine.Format (_T("relocated\n"));
        strSection += strSectionLine;
      }
      
      pDC->DrawText (strSection, -1, srSection.Rect - (LPCRECT) CRect (EXTERNAL_TEXT_BORDER, EXTERNAL_TEXT_BORDER + BAR_HEIGHT, EXTERNAL_TEXT_BORDER, EXTERNAL_TEXT_BORDER), DT_LEFT);
      
      // select caption bar colour according to type of section
      
      if (section_view->section_location == initial_location)
      {
        pDC->SetTextColor (GetSysColor (COLOR_INACTIVECAPTIONTEXT));
        pDC->SelectObject (&brshInitialSectionBar);
      }
      else
      {
        pDC->SetTextColor (GetSysColor (COLOR_CAPTIONTEXT));
        pDC->SelectObject (&brshFinalSectionBar);
      }
      
      // draw the caption bar
      
      rectBar.SetRect (HORIZ_BORDER + uSectionUnitCount * uPixelsPerUnit, VERT_BORDER + REGION_SPACING * uRegion, HORIZ_BORDER + (uSectionUnitCount + UNITS_PER_SECTION) * uPixelsPerUnit + 1, VERT_BORDER + REGION_SPACING * uRegion + BAR_HEIGHT + 1);
      pDC->Rectangle (rectBar);
      
      // draw the section name within the caption bar
      
      CString strName(section_view->section->name.c_str ());
      CRect *pRect=NULL;
      m_arstrTooltipRects.Lookup(strName,(void *&)pRect);
      UINT format;
      if(pDC->GetTextExtent(strName).cx>rectBar.Width()-2*EXTERNAL_TEXT_BORDER){
        format=DT_LEFT;
        if(pRect){
          pRect->CopyRect(rectBar);
        } else {
          pRect=new CRect;
          m_arstrTooltipRects.SetAt(strName,pRect);
        }
        // Replace final three characters of name with an elipsis
        int nLength=1+max(1,strName.GetLength()-3);
        do {
          --nLength;
          strName=strName.Left(nLength)+_T("...");
        } while(nLength>1 && pDC->GetTextExtent(strName).cx>rectBar.Width()-2*EXTERNAL_TEXT_BORDER);
       
        rectBar.left+=EXTERNAL_TEXT_BORDER;
        rectBar.right-=EXTERNAL_TEXT_BORDER;
      } else {
        format=DT_CENTER;
        if (pRect) {
          m_arstrTooltipRects.RemoveKey(strName);
        }
      }

      pDC->DrawText (strName, -1, rectBar, format | DT_VCENTER | DT_SINGLELINE);
      pDC->SetTextColor (GetSysColor (COLOR_WINDOWTEXT));
      
      // find the mem_section item describing the current section_view item
      
      list <mem_section>::iterator MemorySection = section_view->section;
      
      // draw the section address if appropriate
      
      if ((section_view->section_location == initial_location))
      {
        if (MemorySection->initial_location->anchor == absolute)
        {
          pDC->MoveTo (srSection.Rect.left, srSection.Rect.bottom - 1); // draw tick
          pDC->LineTo (srSection.Rect.left, srSection.Rect.bottom + TICK_HEIGHT); // draw tick
          rectAddress.SetRect (HORIZ_BORDER + uSectionUnitCount * uPixelsPerUnit, VERT_BORDER + REGION_SPACING * uRegion + MAP_HEIGHT + EXTERNAL_TEXT_BORDER, (int) (HORIZ_BORDER + (uSectionUnitCount + ADDRESS_TEXT_SPACE * UNITS_PER_SECTION) * uPixelsPerUnit), VERT_BORDER + REGION_SPACING * uRegion + MAP_HEIGHT + EXTERNAL_TEXT_BORDER + 30);
          strAddress.Format (ADDRESS_FORMAT, MemorySection->initial_location->address);
          pDC->DrawText (strAddress, -1, rectAddress, DT_LEFT | DT_SINGLELINE);
          
          /*
          if (MemorySection->size > 0) // the end address can be calculated
          {
          rectAddress.SetRect (HORIZ_BORDER + (uSectionUnitCount + UNITS_PER_SECTION - ADDRESS_TEXT_SPACE) * uPixelsPerUnit, VERT_BORDER + REGION_SPACING * uRegion + MAP_HEIGHT + EXTERNAL_TEXT_BORDER, HORIZ_BORDER + (uSectionUnitCount + UNITS_PER_SECTION + ADDRESS_TEXT_SPACE) * uPixelsPerUnit, VERT_BORDER + REGION_SPACING * uRegion + MAP_HEIGHT + EXTERNAL_TEXT_BORDER + 30);
          strAddress.Format (ADDRESS_FORMAT, MemorySection->initial_location->address + MemorySection->size);
          pDC->DrawText (strAddress, -1, rectAddress, DT_CENTER | DT_SINGLELINE);
          }
          */
        }
      }
      
      else if ((section_view->section_location == final_location) || (section_view->section_location == fixed_location))
      {
        if (MemorySection->final_location->anchor == absolute)
        {
          pDC->MoveTo (srSection.Rect.left, srSection.Rect.bottom - 1); // draw tick
          pDC->LineTo (srSection.Rect.left, srSection.Rect.bottom + TICK_HEIGHT); // draw tick
          rectAddress.SetRect (HORIZ_BORDER + uSectionUnitCount * uPixelsPerUnit, VERT_BORDER + REGION_SPACING * uRegion + MAP_HEIGHT + EXTERNAL_TEXT_BORDER, (int) (HORIZ_BORDER + (uSectionUnitCount + ADDRESS_TEXT_SPACE * UNITS_PER_SECTION) * uPixelsPerUnit), VERT_BORDER + REGION_SPACING * uRegion + MAP_HEIGHT + EXTERNAL_TEXT_BORDER + 30);
          strAddress.Format (ADDRESS_FORMAT, MemorySection->final_location->address);
          pDC->DrawText (strAddress, -1, rectAddress, DT_LEFT | DT_SINGLELINE);
          
          /*
          if (MemorySection->size > 0) // the end address can be calculated
          {
          rectAddress.SetRect (HORIZ_BORDER + (uSectionUnitCount + UNITS_PER_SECTION - ADDRESS_TEXT_SPACE) * uPixelsPerUnit, VERT_BORDER + REGION_SPACING * uRegion + MAP_HEIGHT + EXTERNAL_TEXT_BORDER, HORIZ_BORDER + (uSectionUnitCount + UNITS_PER_SECTION + ADDRESS_TEXT_SPACE) * uPixelsPerUnit, VERT_BORDER + REGION_SPACING * uRegion + MAP_HEIGHT + EXTERNAL_TEXT_BORDER + 30);
          strAddress.Format (ADDRESS_FORMAT, MemorySection->final_location->address + MemorySection->size);
          pDC->DrawText (strAddress, -1, rectAddress, DT_CENTER | DT_SINGLELINE);
          }
          */
        }
      }
      
      uSectionUnitCount += UNITS_PER_SECTION;
    }
    else
    {
      uSectionUnitCount++; // unused sections occupy a single unit
    }
  }
  
  // draw the focus rectangle around the selected object (if any)
  
  if (bDrawFocusRect)
    pDC->DrawFocusRect (m_rectSelectedItem + CRect (1, 1, 1, 1));
  
  // restore previous drawing objects
  
  pDC->SelectObject (pOldBrush);
  pDC->SelectObject (pOldPen);
}


SECTIONRECT * CMLTView::SectionHitTest (CPoint pntTest)
{
  for (POSITION posSection = listSectionRect.GetHeadPosition (); posSection != NULL; listSectionRect.GetNext (posSection))
  {
    if (listSectionRect.GetAt (posSection).Rect.PtInRect (pntTest))
      return & listSectionRect.GetAt (posSection);
  }
  
  return NULL;
}


REGIONRECT * CMLTView::RegionHitTest (CPoint pntTest)
{
  for (POSITION posRegion = listRegionRect.GetHeadPosition (); posRegion != NULL; listRegionRect.GetNext (posRegion))
  {
    CRect rectRegion = listRegionRect.GetAt (posRegion).Rect +
      CRect (EXTERNAL_TEXT_BORDER + 20, EXTERNAL_TEXT_BORDER + 20, EXTERNAL_TEXT_BORDER + 20, EXTERNAL_TEXT_BORDER + 20); // extended rectangle to allow clicking on region label
    if (rectRegion.PtInRect (pntTest))
      return & listRegionRect.GetAt (posRegion);
  }
  
  return NULL;
}


/////////////////////////////////////////////////////////////////////////////
// CMLTView printing

BOOL CMLTView::OnPreparePrinting(CPrintInfo* pInfo)
{
  // default preparation
  return DoPreparePrinting(pInfo);
}

void CMLTView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
  // TODO: add extra initialization before printing
}

void CMLTView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
  // TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CMLTView diagnostics

#ifdef _DEBUG
void CMLTView::AssertValid() const
{
  CView::AssertValid();
}

void CMLTView::Dump(CDumpContext& dc) const
{
  CView::Dump(dc);
}

#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CMLTView message handlers


void CMLTView::OnLButtonDown(UINT nFlags, CPoint point) 
{
  if (CConfigTool::GetConfigToolDoc() == NULL) // nothing to do
    return;
  
  list <mem_section_view>::iterator sviOldSelectedSectionView = m_sviSelectedSectionView;
  list <mem_region>::iterator riOldSelectedRegion = m_riSelectedRegion;
  CRect rectOldSelectedItem = m_rectSelectedItem;
  
  CConfigTool::GetConfigToolDoc()->strSelectedRegion = _T("");
  CConfigTool::GetConfigToolDoc()->strSelectedSection = _T("");
  
  SECTIONRECT * psrSection = SectionHitTest (point + GetScrollPosition ());
  if (psrSection != NULL) // a section was clicked
  {
    m_sviSelectedSectionView = psrSection->SectionView;
    m_rectSelectedItem = psrSection->Rect;
    m_riSelectedRegion = NULL;
    CConfigTool::GetConfigToolDoc()->strSelectedSection = m_sviSelectedSectionView->section->name.c_str ();
  }
  
  else // no section was clicked, test for regions
  {
    REGIONRECT * prrRegion = RegionHitTest (point + GetScrollPosition ());
    if (prrRegion != NULL) // a region was clicked, but not a section
    {
      m_riSelectedRegion = prrRegion->Region;
      m_rectSelectedItem = prrRegion->Rect;
      m_sviSelectedSectionView = NULL;
      CConfigTool::GetConfigToolDoc()->strSelectedRegion = m_riSelectedRegion->name.c_str ();
    }
  }
  
  // redraw the focus rectangle if the selection has changed
  
  if ((m_sviSelectedSectionView != sviOldSelectedSectionView) || (m_riSelectedRegion != riOldSelectedRegion))
  {
    //		CDC * pDC = GetDC ();
    if ((sviOldSelectedSectionView != NULL) || (riOldSelectedRegion != NULL))
      //			pDC->DrawFocusRect (rectOldSelectedItem + CRect (1, 1, 1, 1) - GetScrollPosition ());
      InvalidateRect (rectOldSelectedItem + CRect (1, 1, 1, 1) - GetScrollPosition ()); // paint over the old focus rectangle
    if ((m_sviSelectedSectionView != NULL) || (m_riSelectedRegion != NULL))
      //			pDC->DrawFocusRect (m_rectSelectedItem + CRect (1, 1, 1, 1) - GetScrollPosition ());
      InvalidateRect (m_rectSelectedItem + CRect (1, 1, 1, 1) - GetScrollPosition ()); // paint the new focus rectangle
  }
  
  // perform default processing
  
  CView::OnLButtonDown(nFlags, point);
}

void CMLTView::OnLButtonDblClk(UINT nFlags, CPoint point) 
{
  if (CConfigTool::GetConfigToolDoc() != NULL)
    CConfigTool::GetConfigToolDoc()->OnMLTProperties ();
  
  CView::OnLButtonDblClk(nFlags, point);
}

void CMLTView::OnUpdate(CView* pSender, LPARAM lHint, CObject* pHint) 
{	
  if ((lHint != 0) && (pHint != NULL) && (lHint != CConfigToolDoc::MemLayoutChanged))
    return; // no need to invalidate the view
  m_arstrTooltipRects.RemoveAll();

  CalcUnitCountMax (); // recalculate the total view width since the section count may have changed
  if (m_uUnitCountMax == 0 || (m_uClientWidth < HORIZ_BORDER * 2)) // there is nothing to draw
    m_uViewWidth = 0;
  else // allow horizontal scrolling when the unit width reduces to UNIT_WIDTH_MIN
    m_uViewWidth = __max ((m_uClientWidth - HORIZ_BORDER * 2) / m_uUnitCountMax, UNIT_WIDTH_MIN) * m_uUnitCountMax + HORIZ_BORDER * 2;
  
  SIZE sizeTotal;
  sizeTotal.cx = __max (m_uViewWidth, m_uClientWidth);
  sizeTotal.cy = CConfigTool::GetConfigToolDoc()->MemoryMap.region_list.size () * REGION_SPACING + EXTERNAL_TEXT_BORDER * 2;
  SetScrollSizes (MM_TEXT, sizeTotal);
  
  CScrollView::OnUpdate (pSender, lHint, pHint);
}

void CMLTView::OnSize(UINT nType, int cx, int cy)