windows-xp/Source/XPSP1/NT/admin/display/loghours/schedmat.cpp

//+---------------------------------------------------------------------------
//
//  Microsoft Windows
//  Copyright (C) Microsoft Corporation, 1997-2001.
//
//  File:       Schedmat.cpp
//
//  Contents:   
//
//----------------------------------------------------------------------------
// schedmat.cpp : implementation file
//

#include "stdafx.h"
#include "resource.h"

#include "schedmat.h"
#include "AccessibleWrapper.h"

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


typedef HRESULT (WINAPI * PFNCREATESTDACCESSIBLEOBJECT)(HWND, LONG, REFIID, void **);
typedef HRESULT (WINAPI * PFNCREATESTDACCESSIBLEPROXY)(HWND, LPCTSTR, LONG, REFIID, void **);
typedef LRESULT (WINAPI * PFNLRESULTFROMOBJECT)(REFIID, WPARAM, LPUNKNOWN);

PFNCREATESTDACCESSIBLEOBJECT s_pfnCreateStdAccessibleObject = 0;
PFNCREATESTDACCESSIBLEPROXY s_pfnCreateStdAccessibleProxy = NULL;
PFNLRESULTFROMOBJECT s_pfnLresultFromObject = NULL;

BOOL g_fAttemptedOleAccLoad ;
HMODULE g_hOleAcc;

/////////////////////////////////////////////////////////////////////////////
// CMatrixCell

IMPLEMENT_DYNAMIC(CMatrixCell, CObject)

//****************************************************************************
//
//  CMatrixCell::CMatrixCell
//
//****************************************************************************
CMatrixCell::CMatrixCell()
{
    m_crBackColor = DEFBACKCOLOR;
    m_crForeColor = DEFFORECOLOR;
    m_nPercentage = 0;

    m_crBlendColor = DEFBLENDCOLOR;

    m_dwUserValue = 0;
    m_pUserDataPtr = NULL;

    m_dwFlags = 0;
}

//****************************************************************************
//
//  CMatrixCell::~CMatrixCell
//
//****************************************************************************
CMatrixCell::~CMatrixCell()
{
}

/////////////////////////////////////////////////////////////////////////////
// CScheduleMatrix

IMPLEMENT_DYNAMIC(CScheduleMatrix, CWnd)

//****************************************************************************
//
//  CScheduleMatrix::CScheduleMatrix
//
//****************************************************************************
CScheduleMatrix::CScheduleMatrix()
{
    SetType(MT_WEEKLY);

    m_hFont = NULL;

    m_nSelHour = m_nSelDay = m_nNumSelHours = m_nNumSelDays = 0;
    m_nSaveHour = m_nSaveDay = m_nNumSaveHours = m_nNumSaveDays = 0;

    m_bShifted = FALSE;
}

//****************************************************************************
//
//  CScheduleMatrix::CScheduleMatrix
//
//****************************************************************************
CScheduleMatrix::CScheduleMatrix(UINT nType)
{
    SetType(nType);

    m_hFont = NULL;

    m_nSelHour = m_nSelDay = m_nNumSelHours = m_nNumSelDays = 0;
    m_nSaveHour = m_nSaveDay = m_nNumSaveHours = m_nNumSaveDays = 0;

    m_bShifted = FALSE;
}

//****************************************************************************
//
//  CScheduleMatrix::~CScheduleMatrix
//
//****************************************************************************
CScheduleMatrix::~CScheduleMatrix()
{
}

BEGIN_MESSAGE_MAP(CScheduleMatrix, CWnd)
    //{{AFX_MSG_MAP(CScheduleMatrix)
    ON_WM_CREATE()
    ON_WM_SIZE()
    ON_WM_PAINT()
    ON_WM_SETFOCUS()
    ON_WM_KILLFOCUS()
    ON_WM_LBUTTONDOWN()
    ON_WM_LBUTTONUP()
    ON_WM_LBUTTONDBLCLK()
    ON_WM_MOUSEMOVE()
    ON_WM_GETDLGCODE()
    ON_WM_KEYDOWN()
    ON_WM_KEYUP()
    //}}AFX_MSG_MAP
    ON_MESSAGE(WM_SETFONT, OnSetFont)
    ON_MESSAGE(WM_GETFONT, OnGetFont)
    ON_MESSAGE(WM_GETOBJECT, OnGetObject)
    ON_MESSAGE(SCHEDMSG_GETSELDESCRIPTION, OnGetSelDescription)
    ON_MESSAGE(SCHEDMSG_GETPERCENTAGE, OnGetPercentage)
END_MESSAGE_MAP()

//****************************************************************************
//
//  CScheduleMatrix::Create
//
//****************************************************************************
BOOL CScheduleMatrix::Create(LPCTSTR lpszWindowName, const RECT& rect, CWnd* pParentWnd, UINT nID, CCreateContext* /*pContext*/)
{
    CRect r(0,0,0,0);
    if (!m_HourLegend.Create(NULL, _T(""), WS_CHILD | WS_VISIBLE, r, pParentWnd, (UINT) -1, NULL))
        return FALSE;
    if (!m_PercentLabel.Create(NULL, _T(""), WS_CHILD | WS_VISIBLE, r, pParentWnd, (UINT) -1, NULL))
        return FALSE;

    m_PercentLabel.m_pMatrix = this;

    return CWnd::Create(NULL, lpszWindowName, WS_CHILD | WS_VISIBLE | WS_TABSTOP,
        rect, pParentWnd, nID, NULL);
}

/////////////////////////////////////////////////////////////////////////////
// CScheduleMatrix message handlers

//****************************************************************************
//
//  CScheduleMatrix::OnSize
//
//****************************************************************************
void CScheduleMatrix::OnSize(UINT nType, int cx, int cy)
{
	CWnd::OnSize(nType, cx, cy);

    SetMatrixMetrics(cx, cy);

    Invalidate();
}

//****************************************************************************
//
//  CScheduleMatrix::SetMatrixMetrics
//
//****************************************************************************
void CScheduleMatrix::SetMatrixMetrics(int cx, int cy)
{
    if (m_hWnd == NULL)
        return;

    CDC *pdc = GetDC();
    CFont *pOldFont = NULL;
    CFont *pFont = CFont::FromHandle(m_hFont);

    if (pFont != NULL)
        pOldFont = pdc->SelectObject(pFont);

    // Calculate some useful metrics
    int i;
    int nRows = (m_nType==MT_DAILY ? 1 : 8); // 8 rows = 7 days + header
    CSize size = pdc->GetTextExtent(_T("0"));
    int nCharHeight = size.cy;
    int nCharWidth = size.cx;
    int nDayWidth = 0;
    for (i=0; i<8; i++)
    {
        size = pdc->GetTextExtent(m_DayStrings[i]);
        nDayWidth = max(nDayWidth, size.cx + 2*nCharWidth);
        // If daily schedule, stop after first
        if (m_nType == MT_DAILY)
            break;
    }

    if (pOldFont != NULL)
        pdc->SelectObject(pOldFont);

    ReleaseDC(pdc);

    nDayWidth = max(nDayWidth, 2*nCharWidth);

    int nLegendHeight = nCharHeight + 4 + 16; // a little margin over char height plus icon height
    int nLabelHeight = (m_nType == MT_DAILY ? nCharHeight + 4 : 0);

    // Cell array should fill space after hour legend and %labels...
    int nBtnHeight = max(0, cy-nLegendHeight-nLabelHeight)/nRows;
    // ... but should at least accomodate label text and some margin
    nBtnHeight = max(nBtnHeight, nCharHeight + 4);

    m_nCellWidth = max(0, (cx - nDayWidth)/24);
    m_nCellHeight = nBtnHeight;

    // Leave an extra pixel for the lower right cell border
    int nArrayWidth = 24*m_nCellWidth + 1;
    int nArrayHeight = (m_nType==MT_DAILY ? 1 : 7)*m_nCellHeight + 1;

    // Adjust header width to absorb roundoff from cells
    nDayWidth = max(0, cx - nArrayWidth);
    // Adjust legend height to absorb roundoff from cells
    nLegendHeight = max(0,
        cy - (nArrayHeight + (m_nType==MT_DAILY ? 0 : nBtnHeight)) - nLabelHeight);

    m_rHourLegend.SetRect(0, 0, cx, nLegendHeight);
    if (m_nType == MT_DAILY)
    {
        m_rAllHeader.SetRect(0, nLegendHeight, nDayWidth, nLegendHeight+nBtnHeight);
        m_rHourHeader.SetRect(0,0,0,0);
        m_rDayHeader.SetRect(0,0,0,0);
        m_rCellArray.SetRect(nDayWidth, nLegendHeight, cx, cy-nLabelHeight);
        m_rPercentLabel.SetRect(0,cy-nLabelHeight,cx,cy);
    }
    else
    {
        m_rAllHeader.SetRect(0, nLegendHeight, nDayWidth, nLegendHeight+nBtnHeight);
        m_rHourHeader.SetRect(nDayWidth, nLegendHeight, cx, nLegendHeight+nBtnHeight);
        m_rDayHeader.SetRect(0, nLegendHeight+nBtnHeight, nDayWidth, cy);
        m_rCellArray.SetRect(nDayWidth, nLegendHeight + nBtnHeight, cx, cy);
        m_rPercentLabel.SetRect(0,0,0,0);
    }

    // Move the hour legend window into place
    if (m_HourLegend.GetSafeHwnd() != NULL)
    {
        CRect rHourLegend = m_rHourLegend;
        ClientToScreen(rHourLegend);
        GetParent()->ScreenToClient(rHourLegend);
        rHourLegend.right += nCharWidth;
        m_HourLegend.MoveWindow(rHourLegend);
        m_HourLegend.m_nCharHeight = nCharHeight;
        m_HourLegend.m_nCharWidth = nCharWidth;
        m_HourLegend.m_nCellWidth = m_nCellWidth;
        m_HourLegend.m_hFont = m_hFont;
        m_HourLegend.m_rLegend.SetRect(m_rCellArray.left, 0, m_rCellArray.right,
            nLegendHeight);
    }

    // Move the % label window into place
    if (m_PercentLabel.GetSafeHwnd() != NULL)
    {
        CRect rPercentLabel = m_rPercentLabel;
        ClientToScreen(rPercentLabel);
        GetParent()->ScreenToClient(rPercentLabel);
        m_PercentLabel.MoveWindow(rPercentLabel);
        m_PercentLabel.m_nCellWidth = m_nCellWidth;
        m_PercentLabel.m_hFont = m_hFont;
        m_PercentLabel.m_rHeader.SetRect(m_rAllHeader.left, 0, m_rAllHeader.right,
            nLabelHeight);
        m_PercentLabel.m_rLabels.SetRect(m_rCellArray.left, 0, m_rCellArray.right,
            nLabelHeight);
    }
}

//****************************************************************************
//
//  CScheduleMatrix::OnPaint
//
//****************************************************************************
void CScheduleMatrix::OnPaint()
{
    int i, j, x, y;
    CRect r, r2;
    BOOL bPressed;

    CPaintDC dc(this); // device context for painting

    CFont *pOldFont = NULL;
    CFont *pFont = CFont::FromHandle(m_hFont);

    if (pFont != NULL)
        pOldFont = dc.SelectObject(pFont);

    CBrush brFace(::GetSysColor(COLOR_3DFACE));
    CPen penFace(PS_SOLID, 0, ::GetSysColor(COLOR_3DFACE));

    CBrush *pbrOld = dc.SelectObject(&brFace);
    CPen *ppenOld = dc.SelectObject(&penFace);
    COLORREF crBkOld = dc.GetBkColor();
    COLORREF crTextOld = dc.GetTextColor();

    // Draw the All header

    if (GetCapture() == this && m_rAllHeader.PtInRect(m_ptDown))
        bPressed = TRUE;
    else
        bPressed = FALSE;
    DrawHeader(&dc, m_rAllHeader, m_DayStrings[0], bPressed);

    // Draw the hour header

    if (!m_rHourHeader.IsRectEmpty())
    {
        // First hour is special case
        r.SetRect(m_rHourHeader.left, m_rHourHeader.top,
            m_rHourHeader.left+m_nCellWidth+1, m_rHourHeader.bottom);
        if (GetCapture() == this && m_rHourHeader.PtInRect(m_ptDown) && CellInSel(0,0))
            bPressed = TRUE;
        else
            bPressed = FALSE;
        DrawHeader(&dc, r, NULL, bPressed);
        r = m_rHourHeader;
        r.left += 1;
        r.right = r.left + m_nCellWidth;
        for (i=1; i<24; i++)
        {
            r.OffsetRect(m_nCellWidth, 0);
            if (GetCapture() == this && m_rHourHeader.PtInRect(m_ptDown) && CellInSel(i,0))
                bPressed = TRUE;
            else
                bPressed = FALSE;
            DrawHeader(&dc, r, NULL, bPressed);
        }
    }

    // Draw the day header

    if (!m_rDayHeader.IsRectEmpty())
    {
        // First day is special case
        r.SetRect(m_rDayHeader.left, m_rDayHeader.top,
            m_rDayHeader.right, m_rDayHeader.top+m_nCellHeight+1);
        if (GetCapture() == this && m_rDayHeader.PtInRect(m_ptDown) && CellInSel(0,0))
            bPressed = TRUE;
        else
            bPressed = FALSE;
        DrawHeader(&dc, r, m_DayStrings[1], bPressed);
        r = m_rDayHeader;
        r.top += 1;
        r.bottom = r.top + m_nCellHeight;
        for (i=2; i<8; i++)
        {
            r.OffsetRect(0, m_nCellHeight);
            if (GetCapture() == this && m_rDayHeader.PtInRect(m_ptDown) && CellInSel(0,i-1))
                bPressed = TRUE;
            else
                bPressed = FALSE;
            DrawHeader(&dc, r, m_DayStrings[i], bPressed);
        }
    }

    // Draw the cell array

    int nDays = (m_nType==MT_DAILY ? 1 : 7);
    y = m_rCellArray.top;
    for (j=0; j<nDays; j++)
    {
        x = m_rCellArray.left;
        for (i=0; i<24; i++)
        {
            DrawCell(&dc, &m_CellArray[i][j], x, y, m_nCellWidth, m_nCellHeight);
            x += m_nCellWidth;
        }
        y += m_nCellHeight;
    }

    dc.SetBkColor(crBkOld);
    dc.SetTextColor(crTextOld);

    // Draw the lower right cell borders since no cell takes responsibility for it
    dc.MoveTo(m_rCellArray.left, m_rCellArray.bottom-1);
    dc.LineTo(m_rCellArray.right-1, m_rCellArray.bottom-1);
    dc.LineTo(m_rCellArray.right-1, m_rCellArray.top-1);

    // Draw selection indicator (hardwired black and white for max contrast).
    if (m_nNumSelHours != 0 && m_nNumSelDays != 0)
    {
        CRect rSel(m_nSelHour, m_nSelDay, m_nSelHour+m_nNumSelHours, m_nSelDay+m_nNumSelDays);
        CellToClient(rSel.left, rSel.top);
        CellToClient(rSel.right, rSel.bottom);
        rSel.right+=1;
        rSel.bottom+=1;
        CBrush brBlack(RGB(0,0,0)), brWhite(RGB(255,255,255));
        dc.FrameRect(rSel, &brBlack);
        if (GetFocus()==this)
            dc.DrawFocusRect(rSel);
        rSel.InflateRect(-1,-1);
        dc.FrameRect(rSel, &brBlack);
        rSel.InflateRect(-1,-1);
        dc.FrameRect(rSel, &brWhite);
    }

    if (pbrOld != NULL)
        dc.SelectObject(pbrOld);
    if (ppenOld != NULL)
        dc.SelectObject(ppenOld);
	
    if (pOldFont != NULL)
        dc.SelectObject(pOldFont);

    // Do not call CWnd::OnPaint() for painting messages
}

//****************************************************************************
//
//  CScheduleMatrix::CellToClient
//
//****************************************************************************
void CScheduleMatrix::CellToClient(LONG &nX, LONG &nY)
{
    nX = nX*m_nCellWidth + m_rCellArray.left;
    nY = nY*m_nCellHeight + m_rCellArray.top;
}

//****************************************************************************
//
//  CScheduleMatrix::ClientToCell
//
//****************************************************************************
void CScheduleMatrix::ClientToCell(LONG &nX, LONG &nY)
{
    nX = max(nX, m_rCellArray.left);
    nX = min(nX, m_rCellArray.right);
    nY = max(nY, m_rCellArray.top);
    nY = min(nY, m_rCellArray.bottom);
    nX = (nX-m_rCellArray.left)/m_nCellWidth;
    nY = (nY-m_rCellArray.top)/m_nCellHeight;
    nX = min(nX, 23);
    nY = min(nY, (m_nType == MT_DAILY ? 0 : 6));
}

//****************************************************************************
//
//  CScheduleMatrix::GetCellSize
//
//****************************************************************************
CSize CScheduleMatrix::GetCellSize()
{
    SIZE size;
    size.cx = m_nCellWidth;
    size.cy = m_nCellHeight;
    return size;
}

//****************************************************************************
//
//  CScheduleMatrix::DrawCell
//
//****************************************************************************
void CScheduleMatrix::DrawCell(CDC *pdc, LPCRECT pRect, UINT nPercent, BOOL bBlendState,
    COLORREF crBackColor, COLORREF crForeColor, COLORREF crBlendColor)
{
    CRect r(pRect);
    CMatrixCell Cell;

    ASSERT(nPercent <= 100);

    Cell.m_nPercentage = nPercent;
//??
    Cell.m_dwFlags = MC_MERGELEFT | MC_MERGETOP;
    if (bBlendState)
        Cell.m_dwFlags |= MC_BLEND;
    Cell.m_crBackColor = crBackColor;
    Cell.m_crForeColor = crForeColor;
    Cell.m_crBlendColor = crBlendColor;

    CBrush brFace(::GetSysColor(COLOR_3DFACE));
    CPen penFace(PS_SOLID, 0, ::GetSysColor(COLOR_3DFACE));

    CBrush *pbrOld = pdc->SelectObject(&brFace);
    CPen *ppenOld = pdc->SelectObject(&penFace);
    COLORREF crBkOld = pdc->GetBkColor();
    COLORREF crTextOld = pdc->GetTextColor();

    DrawCell(pdc, &Cell, r.left, r.top, r.Width(), r.Height());

    pdc->SetBkColor(crBkOld);
    pdc->SetTextColor(crTextOld);

    // Draw the lower right cell border since cell doesn't take responsibility for it
    /* //??
    pdc->MoveTo(r.left, r.bottom-1);
    pdc->LineTo(r.right-1, r.bottom-1);
    pdc->LineTo(r.right-1, r.top-1);
    */

    if (pbrOld != NULL)
        pdc->SelectObject(pbrOld);
    if (ppenOld != NULL)
        pdc->SelectObject(ppenOld);
}

//****************************************************************************
//
//  CScheduleMatrix::DrawCell
//
//****************************************************************************
void CScheduleMatrix::DrawCell(CDC *pdc, CMatrixCell *pCell, int x, int y, int w, int h)
{
    int x1, y1, nPercent;
    CRect rBack, rFore, rBlend, rClip, rCell, rWork;

    // Don't bother if not invalid
    pdc->GetClipBox(rClip);
    rCell.SetRect(x,y,x+w,y+h);
    if (!rWork.IntersectRect(rClip, rCell))
        return;

    // Calculate portions to devote to fore/back colors
    // Account for merge effect
    nPercent = MulDiv(pCell->m_nPercentage, h-(pCell->m_dwFlags & MC_MERGETOP?0:1), 100);
    if (pCell->m_dwFlags & MC_MERGELEFT)
    {
        x1 = x;
    }
    else
    {
        x1 = x + 1;
        pdc->MoveTo(x, y);
        pdc->LineTo(x, y+h);
    }
    if (pCell->m_dwFlags & MC_MERGETOP)
    {
        y1 = y;
    }
    else
    {
        y1 = y + 1;
        pdc->MoveTo(x, y);
        pdc->LineTo(x+w, y);
    }
    rBack.SetRect(x1, y1, x+w, y+h-nPercent);
    rFore.SetRect(x1, rBack.bottom, x+w, y+h);
    rBlend.SetRect(x1, y1, x+w, y+h);

    // Ensure a touch of color at the boundaries
    if (rBack.Height() == 0 && pCell->m_nPercentage != 100)
    {
        rBack.bottom+=1;
        rFore.top+=1;
    }
    if (rFore.Height() == 0 && pCell->m_nPercentage != 0)
    {
        rBack.bottom-=1;
        rFore.top-=1;
    }

    // Draw the histogram
    CBrush brBack(pCell->m_crBackColor);
    CBrush brFore(pCell->m_crForeColor);
    pdc->FillRect(rBack, &brBack);
    pdc->FillRect(rFore, &brFore);

    // Overlay the blend color
    if (pCell->m_dwFlags & MC_BLEND)
    {
        // Create the GDI work objects if necessary
        if (m_bmBlend.GetSafeHandle() == NULL)
        {
            SHORT BlendBits[] = {0xAA, 0x55, 0xAA, 0x55, 0xAA, 0x55, 0xAA, 0x55};
            SHORT MaskBits[] = {0x55, 0xAA, 0x55, 0xAA, 0x55, 0xAA, 0x55, 0xAA};
            m_bmBlend.CreateBitmap(8,8,1,1,&BlendBits);
            m_bmMask.CreateBitmap(8,8,1,1,&MaskBits);
            m_brBlend.CreatePatternBrush(&m_bmBlend);
            m_brMask.CreatePatternBrush(&m_bmMask);
        }

        pdc->SetTextColor(RGB(0,0,0));

        // Mask out the existing bits in the cell
        pdc->SetBkColor(RGB(255,255,255));
        pdc->SelectObject(&m_brMask);
        pdc->PatBlt(rBlend.left, rBlend.top, rBlend.Width(), rBlend.Height(), 0x00A000C9); //DPa

        // Add the blend color into the masked pixels
        pdc->SetBkColor(pCell->m_crBlendColor);
        pdc->SelectObject(&m_brBlend);
        pdc->PatBlt(rBlend.left, rBlend.top, rBlend.Width(), rBlend.Height(), 0x00FA0089); //DPo
    }
}

//****************************************************************************
//
//  CScheduleMatrix::DrawHeader
//
//****************************************************************************
void CScheduleMatrix::DrawHeader(CDC *pdc, LPCRECT lpRect, LPCTSTR pszText, BOOL bSelected)
{
    CBrush brFace(::GetSysColor(COLOR_3DFACE));
    COLORREF crTL, crBR;
    COLORREF crBkOld = pdc->GetBkColor();
    COLORREF crTextOld = pdc->GetTextColor();

    if (bSelected)
    {
        crTL = ::GetSysColor(COLOR_3DSHADOW);
        crBR = ::GetSysColor(COLOR_3DHIGHLIGHT);
    }
    else
    {
        crTL = ::GetSysColor(COLOR_3DHIGHLIGHT);
        crBR = ::GetSysColor(COLOR_3DSHADOW);
    }

    pdc->FillRect(lpRect, &brFace);
    pdc->Draw3dRect(lpRect, crTL, crBR);
    pdc->SetBkColor(::GetSysColor(COLOR_3DFACE));
    pdc->SetTextColor(::GetSysColor(COLOR_BTNTEXT));
    if (pszText != NULL)
        ::DrawTextEx(pdc->GetSafeHdc(), (LPTSTR)pszText, -1, (LPRECT)lpRect,
            DT_SINGLELINE | DT_CENTER | DT_VCENTER | DT_END_ELLIPSIS, NULL);

    pdc->SetBkColor(crBkOld);
    pdc->SetTextColor(crTextOld);
}

//****************************************************************************
//
//  CScheduleMatrix::OnSetFont
//
//****************************************************************************
LRESULT CScheduleMatrix::OnSetFont( WPARAM wParam, LPARAM lParam )
{
    m_hFont = (HFONT)wParam;
    m_HourLegend.m_hFont = m_hFont;

    CRect rClient;
    GetClientRect(rClient);
    SetMatrixMetrics(rClient.Width(), rClient.Height());
    Invalidate();

    if (HIWORD(lParam) != 0)
        UpdateWindow();

    return 0L;
}

//****************************************************************************
//
//  CScheduleMatrix::OnGetFont
//
//****************************************************************************
LRESULT CScheduleMatrix::OnGetFont( WPARAM /*wParam*/, LPARAM /*lParam*/ )
{
    return (LRESULT)m_hFont;
}


//****************************************************************************
//
//  CScheduleMatrix::SetSelValues
//
//****************************************************************************
BOOL CScheduleMatrix::SetSelValues(UINT nHour, UINT nDay, UINT nNumHours, UINT nNumDays)
{
    // Deselect allows "illegal" values

    if (!(nHour == 0 && nDay == 0 && nNumHours == 0 && nNumDays == 0))
    {
        UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
        ASSERT(nHour < 24);
        ASSERT(nDay < nDays);
        ASSERT(nNumHours>=1);
        ASSERT(nNumDays>=1);
        ASSERT(nHour + nNumHours <= 24);
        ASSERT(nDay + nNumDays <= nDays);
    }

    if (m_nSelHour != nHour || m_nSelDay != nDay ||
        m_nNumSelHours != nNumHours || m_nNumSelDays != nNumDays)
    {
        InvalidateCells(m_nSelHour, m_nSelDay, m_nNumSelHours, m_nNumSelDays, FALSE);

        m_nSelHour = nHour;
        m_nSelDay = nDay;
        m_nNumSelHours = nNumHours;
        m_nNumSelDays = nNumDays;

        InvalidateCells(nHour, nDay, nNumHours, nNumDays, FALSE);

        return TRUE;
    }

    return FALSE;
}

//****************************************************************************
//
//  CScheduleMatrix::SetSel
//
//****************************************************************************
BOOL CScheduleMatrix::SetSel(UINT nHour, UINT nDay, UINT nNumHours, UINT nNumDays)
{
    if (SetSelValues(nHour, nDay, nNumHours, nNumDays))
    {
        UpdateWindow();

        m_ptDown.x = nHour;
        m_ptDown.y = nDay;
        CellToClient(m_ptDown.x, m_ptDown.y);
        m_ptFocus.x = nHour + nNumHours - 1;
        m_ptFocus.y = nDay + nNumDays - 1;
        CellToClient(m_ptFocus.x, m_ptFocus.y);

        return TRUE;
    }

    return FALSE;
}

//****************************************************************************
//
//  CScheduleMatrix::SelectAll
//
//****************************************************************************
BOOL CScheduleMatrix::SelectAll()
{
    if (m_nType == MT_DAILY)
        return SetSel(0,0,23,1);

    return SetSel(0,0,23,7);
}

//****************************************************************************
//
//  CScheduleMatrix::DeselectAll
//
//****************************************************************************
BOOL CScheduleMatrix::DeselectAll()
{
    return SetSel(0,0,0,0);
}

//****************************************************************************
//
//  CScheduleMatrix::GetSel
//
//****************************************************************************
void CScheduleMatrix::GetSel(UINT & nHour, UINT & nDay, UINT & nNumHours, UINT & nNumDays)
{
    nHour = m_nSelHour;
    nDay = m_nSelDay;
    nNumHours = m_nNumSelHours;
    nNumDays = m_nNumSelDays;
}

//****************************************************************************
//
//  CScheduleMatrix::GetSelDescription
//
//****************************************************************************
void CScheduleMatrix::GetSelDescription(CString &sText)
{
    GetDescription(sText, m_nSelHour, m_nSelDay, m_nNumSelHours, m_nNumSelDays);
}


//****************************************************************************
//
//  CScheduleMatrix::FormatTime
//
//****************************************************************************
CString CScheduleMatrix::FormatTime(UINT nHour) const
{
    CString sTime;

    SYSTEMTIME	sysTime;
    ::ZeroMemory (&sysTime, sizeof (SYSTEMTIME));

    // Make sure that nHour is 0 to 24
    nHour = nHour % 24;
    sysTime.wHour = (WORD)nHour;

	// Get first time
	// Get length to allocate buffer of sufficient size
    int iLen = ::GetTimeFormat (
			LOCALE_USER_DEFAULT, // locale for which date is to be formatted 
			TIME_NOSECONDS, //TIME_NOMINUTESORSECONDS, // flags specifying function options 
			&sysTime, // date to be formatted 
			0, // date format string 
			0, // buffer for storing formatted string 
			0); // size of buffer 
	ASSERT (iLen > 0);
	if ( iLen > 0 )
	{
        int iResult = ::GetTimeFormat (
				LOCALE_USER_DEFAULT, // locale for which date is to be formatted 
				TIME_NOSECONDS, //TIME_NOMINUTESORSECONDS, // flags specifying function options 
				&sysTime, // date to be formatted 
				0, // date format string 
				sTime.GetBufferSetLength (iLen), // buffer for storing formatted string 
				iLen); // size of buffer 
		ASSERT (iResult);
		sTime.ReleaseBuffer ();
	}

    return sTime;
}

//****************************************************************************
//
//  CScheduleMatrix::GetDescription
//
//****************************************************************************
void CScheduleMatrix::GetDescription(CString &sText, UINT nHour, UINT nDay, UINT nNumHours, UINT nNumDays)
{
    CString sDay1;
    CString sDay2;
    CString sHour1;
    CString sHour2;

    if (nNumDays == 0 || nNumHours == 0)
    {
        sText.Empty();
        return;
    }

    // Get day strings
    sDay1 = m_DayStrings[nDay + 1];
    sDay2 = m_DayStrings[nDay + nNumDays];

    // Get time strings
    if ( sHour1.IsEmpty () )
        sHour1 = L"Error";

    // Get first time
    sHour1 = FormatTime (nHour);

    // Get second time
    sHour2 = FormatTime (nHour + nNumHours);

    if (m_nType == MT_DAILY)
    {
        sText.FormatMessage(IDS_TOOL_SCHEDULE_FMT_DAILY, (LPCTSTR)sHour1, (LPCTSTR)sHour2);
    }
    else
    {
        if (nNumDays == 1)
            sText.FormatMessage(IDS_TOOL_SCHEDULE_FMT_WEEKLY_SHORT, (LPCTSTR)sDay1,
                (LPCTSTR)sHour1, (LPCTSTR)sHour2);
        else
            sText.FormatMessage(IDS_TOOL_SCHEDULE_FMT_WEEKLY_LONG,
                (LPCTSTR)sDay1, (LPCTSTR)sDay2, (LPCTSTR)sHour1, (LPCTSTR)sHour2);
    }
}


//****************************************************************************
//
//  CScheduleMatrix::CellInSel
//
//****************************************************************************
BOOL CScheduleMatrix::CellInSel(UINT nHour, UINT nDay)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);

    if (m_nNumSelHours == 0 || m_nNumSelDays == 0)
        return FALSE;
    if (nHour < m_nSelHour || nHour >= m_nSelHour + m_nNumSelHours)
        return FALSE;
    if (nDay < m_nSelDay || nDay >= m_nSelDay + m_nNumSelDays)
        return FALSE;

    return TRUE;
}

//****************************************************************************
//
//  CScheduleMatrix::SetType
//
//****************************************************************************
void CScheduleMatrix::SetType(UINT nType)
{
    ASSERT(nType == MT_DAILY || nType == MT_WEEKLY);


    VERIFY (m_DayStrings[0].LoadString (IDS_ALL_HEADER_TEXT)); // "All" header
    

    // Day names start at index 1
    m_DayStrings[1] = GetLocaleDay (LOCALE_SDAYNAME7); // Sunday
    m_DayStrings[2] = GetLocaleDay (LOCALE_SDAYNAME1); // Monday, etc.
    m_DayStrings[3] = GetLocaleDay (LOCALE_SDAYNAME2);
    m_DayStrings[4] = GetLocaleDay (LOCALE_SDAYNAME3);
    m_DayStrings[5] = GetLocaleDay (LOCALE_SDAYNAME4);
    m_DayStrings[6] = GetLocaleDay (LOCALE_SDAYNAME5);
    m_DayStrings[7] = GetLocaleDay (LOCALE_SDAYNAME6);

    m_nType = nType;
}

//****************************************************************************
//
//  CScheduleMatrix::GetLocaleDay
//
//  Use the locale API to get the "official" days of the week.
//
//****************************************************************************
CString CScheduleMatrix::GetLocaleDay (LCTYPE lcType) const
{
    CString dayName;
    int     cchData = 64;
    int     iResult = 0;

    do {

        iResult = GetLocaleInfo(
                LOCALE_USER_DEFAULT,    // locale identifier
                lcType,       // information type
                const_cast <PWSTR>((PCWSTR) dayName.GetBufferSetLength (cchData)),  // information buffer
                cchData);       // size of buffer
        dayName.ReleaseBuffer ();
        if ( !iResult )
        {
            DWORD   dwErr = GetLastError ();
            switch (dwErr)
            {
            case ERROR_INSUFFICIENT_BUFFER:
                cchData += 64;
                break;

            default:
                ASSERT (0);
                switch (lcType)
                {
                case LOCALE_SDAYNAME1:
                    VERIFY (dayName.LoadString (IDS_MONDAY));
                    break;

                case LOCALE_SDAYNAME2:
                    VERIFY (dayName.LoadString (IDS_TUESDAY));
                    break;

                case LOCALE_SDAYNAME3:
                    VERIFY (dayName.LoadString (IDS_WEDNESDAY));
                    break;

                case LOCALE_SDAYNAME4:
                    VERIFY (dayName.LoadString (IDS_THURSDAY));
                    break;

                case LOCALE_SDAYNAME5:
                    VERIFY (dayName.LoadString (IDS_FRIDAY));
                    break;

                case LOCALE_SDAYNAME6:
                    VERIFY (dayName.LoadString (IDS_SATURDAY));
                    break;

                case LOCALE_SDAYNAME7:
                    VERIFY (dayName.LoadString (IDS_SUNDAY));
                    break;

                default:
                    ASSERT (0);
                    break;
                }
                break;
            }
        }
    } while (!iResult);

    return dayName;
}


//****************************************************************************
//
//  CScheduleMatrix::SetBackColor
//
//****************************************************************************
void CScheduleMatrix::SetBackColor(COLORREF crColor, UINT nHour, UINT nDay, UINT nNumHours, UINT nNumDays)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);
    ASSERT(nNumHours>=1);
    ASSERT(nNumDays>=1);
    ASSERT(nHour + nNumHours <= 24);
    ASSERT(nDay + nNumDays <= nDays);

    UINT i, j;
    for (i=0; i<nNumHours; i++)
    {
        for (j=0; j<nNumDays; j++)
        {
            m_CellArray[nHour+i][nDay+j].m_crBackColor = crColor;
        }
    }

    InvalidateCells(nHour, nDay, nNumHours, nNumDays, FALSE);
}

//****************************************************************************
//
//  CScheduleMatrix::SetForeColor
//
//****************************************************************************
void CScheduleMatrix::SetForeColor(COLORREF crColor, UINT nHour, UINT nDay, UINT nNumHours, UINT nNumDays)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);
    ASSERT(nNumHours>=1);
    ASSERT(nNumDays>=1);
    ASSERT(nHour + nNumHours <= 24);
    ASSERT(nDay + nNumDays <= nDays);

    UINT i, j;
    for (i=0; i<nNumHours; i++)
    {
        for (j=0; j<nNumDays; j++)
        {
            m_CellArray[nHour+i][nDay+j].m_crForeColor = crColor;
        }
    }

    InvalidateCells(nHour, nDay, nNumHours, nNumDays, FALSE);
}

//****************************************************************************
//
//  CScheduleMatrix::SetPercentage
//
//****************************************************************************
void CScheduleMatrix::SetPercentage(UINT nPercent, UINT nHour, UINT nDay, UINT nNumHours, UINT nNumDays)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);
    ASSERT(nNumHours>=1);
    ASSERT(nNumDays>=1);
    ASSERT(nHour + nNumHours <= 24);
    ASSERT(nDay + nNumDays <= nDays);
    ASSERT(nPercent <= 100);

    UINT i, j;
    for (i=0; i<nNumHours; i++)
    {
        for (j=0; j<nNumDays; j++)
        {
            m_CellArray[nHour+i][nDay+j].m_nPercentage = nPercent;
        }
    }

    InvalidateCells(nHour, nDay, nNumHours, nNumDays, FALSE);
}

//****************************************************************************
//
//  CScheduleMatrix::SetBlendColor
//
//****************************************************************************
void CScheduleMatrix::SetBlendColor(COLORREF crColor, UINT nHour, UINT nDay, UINT nNumHours, UINT nNumDays)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);
    ASSERT(nNumHours>=1);
    ASSERT(nNumDays>=1);
    ASSERT(nHour + nNumHours <= 24);
    ASSERT(nDay + nNumDays <= nDays);

    UINT i, j;
    for (i=0; i<nNumHours; i++)
    {
        for (j=0; j<nNumDays; j++)
        {
            m_CellArray[nHour+i][nDay+j].m_crBlendColor = crColor;
        }
    }

    InvalidateCells(nHour, nDay, nNumHours, nNumDays, FALSE);
}

//****************************************************************************
//
//  CScheduleMatrix::SetBlendState
//
//****************************************************************************
void CScheduleMatrix::SetBlendState(BOOL bState, UINT nHour, UINT nDay, UINT nNumHours, UINT nNumDays)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);
    ASSERT(nNumHours>=1);
    ASSERT(nNumDays>=1);
    ASSERT(nHour + nNumHours <= 24);
    ASSERT(nDay + nNumDays <= nDays);

    UINT i, j;
    for (i=0; i<nNumHours; i++)
    {
        for (j=0; j<nNumDays; j++)
        {
            if (bState)
                m_CellArray[nHour+i][nDay+j].m_dwFlags |= MC_BLEND;
            else
                m_CellArray[nHour+i][nDay+j].m_dwFlags &= (MC_BLEND^0xFFFFFFFF);
        }
    }

    InvalidateCells(nHour, nDay, nNumHours, nNumDays, FALSE);
}

//****************************************************************************
//
//  CScheduleMatrix::SetUserValue
//
//****************************************************************************
void CScheduleMatrix::SetUserValue(DWORD dwValue, UINT nHour, UINT nDay, UINT nNumHours, UINT nNumDays)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);
    ASSERT(nNumHours>=1);
    ASSERT(nNumDays>=1);
    ASSERT(nHour + nNumHours <= 24);
    ASSERT(nDay + nNumDays <= nDays);

    UINT i, j;
    for (i=0; i<nNumHours; i++)
    {
        for (j=0; j<nNumDays; j++)
        {
            m_CellArray[nHour+i][nDay+j].m_dwUserValue = dwValue;
        }
    }

    //?? If we ever have ownerdraw
    //?? InvalidateCells(nHour, nDay, nNumHours, nNumDays, FALSE);
}

//****************************************************************************
//
//  CScheduleMatrix::SetUserDataPtr
//
//****************************************************************************
void CScheduleMatrix::SetUserDataPtr(void * lpData, UINT nHour, UINT nDay, UINT nNumHours, UINT nNumDays)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);
    ASSERT(nNumHours>=1);
    ASSERT(nNumDays>=1);
    ASSERT(nHour + nNumHours <= 24);
    ASSERT(nDay + nNumDays <= nDays);

    UINT i, j;
    for (i=0; i<nNumHours; i++)
    {
        for (j=0; j<nNumDays; j++)
        {
            m_CellArray[nHour+i][nDay+j].m_pUserDataPtr = lpData;
        }
    }

    //?? If we ever have ownerdraw
    //?? InvalidateCells(nHour, nDay, nNumHours, nNumDays, FALSE);
}

//****************************************************************************
//
//  CScheduleMatrix::MergeCells
//
//****************************************************************************
void CScheduleMatrix::MergeCells(UINT nHour, UINT nDay, UINT nNumHours, UINT nNumDays)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);
    ASSERT(nNumHours>=1);
    ASSERT(nNumDays>=1);
    ASSERT(nHour + nNumHours <= 24);
    ASSERT(nDay + nNumDays <= nDays);

    DWORD dwFlags;
    UINT i, j;
    for (i=0; i<nNumHours; i++)
    {
        for (j=0; j<nNumDays; j++)
        {
            dwFlags = m_CellArray[nHour+i][nDay+j].m_dwFlags;
            dwFlags |= MC_MERGE;
            dwFlags &= (MC_ALLEDGES^0xFFFFFFFF);
            if (i != 0)
                dwFlags |= MC_MERGELEFT;
            if (i == 0)
                dwFlags |= MC_LEFTEDGE;
            if (i == nNumHours-1)
                dwFlags |= MC_RIGHTEDGE;
            if (j != 0)
                dwFlags |= MC_MERGETOP;
            if (j == 0)
                dwFlags |= MC_TOPEDGE;
            if (j == nNumDays-1)
                dwFlags |= MC_BOTTOMEDGE;
            m_CellArray[nHour+i][nDay+j].m_dwFlags = dwFlags;
        }
    }

    InvalidateCells(nHour, nDay, nNumHours, nNumDays, FALSE);
}

//****************************************************************************
//
//  CScheduleMatrix::UnMergeCells
//
//****************************************************************************
void CScheduleMatrix::UnMergeCells(UINT nHour, UINT nDay, UINT nNumHours, UINT nNumDays)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);
    ASSERT(nNumHours>=1);
    ASSERT(nNumDays>=1);
    ASSERT(nHour + nNumHours <= 24);
    ASSERT(nDay + nNumDays <= nDays);

    DWORD dwFlags;
    UINT i, j;
    for (i=0; i<nNumHours; i++)
    {
        for (j=0; j<nNumDays; j++)
        {
            dwFlags = m_CellArray[nHour+i][nDay+j].m_dwFlags;
            dwFlags &= (MC_ALLEDGES^0xFFFFFFFF);
            dwFlags &= (MC_MERGE^0xFFFFFFFF);
            if (i != 0)
                dwFlags &= (MC_MERGELEFT^0xFFFFFFFF);
            if (j != 0)
                dwFlags &= (MC_MERGETOP^0xFFFFFFFF);
            m_CellArray[nHour+i][nDay+j].m_dwFlags = dwFlags;
        }
    }

    InvalidateCells(nHour, nDay, nNumHours, nNumDays, FALSE);
}

//****************************************************************************
//
//  CScheduleMatrix::GetMergeState
//
//****************************************************************************
UINT CScheduleMatrix::GetMergeState(UINT nHour, UINT nDay, UINT nNumHours, UINT nNumDays)
{
    // Returns:
    // 0 = Unmerged
    // 1 = Merged
    // 2 = Indeterminate (mixed)

    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);
    ASSERT(nNumHours>=1);
    ASSERT(nNumDays>=1);
    ASSERT(nHour + nNumHours <= 24);
    ASSERT(nDay + nNumDays <= nDays);

    UINT i, j;
    DWORD dwFlags;
    BOOL bFoundMergedCell = FALSE, bFoundUnmergedCell = FALSE,
        bFoundBadEdge = FALSE, bFoundBadNonEdge = FALSE;
    for (i=0; i<nNumHours; i++)
    {
        for (j=0; j<nNumDays; j++)
        {
            dwFlags = m_CellArray[nHour+i][nDay+j].m_dwFlags;
            if (dwFlags & MC_MERGE)
                bFoundMergedCell = TRUE;
            else
                bFoundUnmergedCell = TRUE;
            if (i == 0 || i == nNumHours-1 || j == 0 || j == nNumDays-1)
            {
                // If cell is an edge, make sure it's marked appropriately
                if (i == 0 && !(dwFlags & MC_LEFTEDGE))
                    bFoundBadEdge = TRUE;
                if (i == nNumHours-1 && !(dwFlags & MC_RIGHTEDGE))
                    bFoundBadEdge = TRUE;
                if (j == 0 && !(dwFlags & MC_TOPEDGE))
                    bFoundBadEdge = TRUE;
                if (j == nNumDays-1 && !(dwFlags & MC_BOTTOMEDGE))
                    bFoundBadEdge = TRUE;
            }
            else
            {
                // If cell is not an edge, make sure it's not marked as such
                if (dwFlags & MC_ALLEDGES)
                    bFoundBadNonEdge = TRUE;
            }
        }
    }

    // If we found no merged cells, we are definitely unmerged
    if (!bFoundMergedCell)
        return MS_UNMERGED;
    // If we found only good, merged cells, we are definitely merged
    if (!bFoundUnmergedCell && !bFoundBadEdge && !bFoundBadNonEdge)
        return MS_MERGED;

    return MS_MIXEDMERGE;
}

//****************************************************************************
//
//  CScheduleMatrix::GetBackColor
//
//****************************************************************************
COLORREF CScheduleMatrix::GetBackColor(UINT nHour, UINT nDay)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);

    return m_CellArray[nHour][nDay].m_crBackColor;
}

//****************************************************************************
//
//  CScheduleMatrix::GetForeColor
//
//****************************************************************************
COLORREF CScheduleMatrix::GetForeColor(UINT nHour, UINT nDay)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);

    return m_CellArray[nHour][nDay].m_crForeColor;
}

//****************************************************************************
//
//  CScheduleMatrix::GetPercentage
//
//****************************************************************************
UINT CScheduleMatrix::GetPercentage(UINT nHour, UINT nDay)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);

    return m_CellArray[nHour][nDay].m_nPercentage;
}

//****************************************************************************
//
//  CScheduleMatrix::GetBlendColor
//
//****************************************************************************
COLORREF CScheduleMatrix::GetBlendColor(UINT nHour, UINT nDay)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);

    return m_CellArray[nHour][nDay].m_crBlendColor;
}

//****************************************************************************
//
//  CScheduleMatrix::GetBlendState
//
//****************************************************************************
BOOL CScheduleMatrix::GetBlendState(UINT nHour, UINT nDay)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);

    if (m_CellArray[nHour][nDay].m_dwFlags & MC_BLEND)
        return TRUE;

    return FALSE;
}

//****************************************************************************
//
//  CScheduleMatrix::GetUserValue
//
//****************************************************************************
DWORD CScheduleMatrix::GetUserValue(UINT nHour, UINT nDay)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);

    return m_CellArray[nHour][nDay].m_dwUserValue;
}

//****************************************************************************
//
//  CScheduleMatrix::GetUserDataPtr
//
//****************************************************************************
LPVOID CScheduleMatrix::GetUserDataPtr(UINT nHour, UINT nDay)
{
    UINT nDays = (m_nType == MT_DAILY ? 1 : 7);
    ASSERT(nHour < 24);
    ASSERT(nDay < nDays);

    return m_CellArray[nHour][nDay].m_pUserDataPtr;
}

//****************************************************************************
//
//  CScheduleMatrix::OnSetFocus
//
//****************************************************************************
void CScheduleMatrix::OnSetFocus(CWnd* pOldWnd)
{
    CWnd::OnSetFocus(pOldWnd);

    CDC *pdc = GetDC();
    CRect rSel(m_nSelHour, m_nSelDay, m_nSelHour+m_nNumSelHours, m_nSelDay+m_nNumSelDays);
    CellToClient(rSel.left, rSel.top);
    CellToClient(rSel.right, rSel.bottom);
    rSel.right+=1;
    rSel.bottom+=1;
    pdc->DrawFocusRect(rSel);
    ReleaseDC(pdc);
}

//****************************************************************************
//
//  CScheduleMatrix::OnKillFocus
//
//****************************************************************************
void CScheduleMatrix::OnKillFocus(CWnd* pNewWnd)
{
    CWnd::OnKillFocus(pNewWnd);

    CDC *pdc = GetDC();
    CRect rSel(m_nSelHour, m_nSelDay, m_nSelHour+m_nNumSelHours, m_nSelDay+m_nNumSelDays);
    CellToClient(rSel.left, rSel.top);
    CellToClient(rSel.right, rSel.bottom);
    rSel.right+=1;
    rSel.bottom+=1;
    pdc->DrawFocusRect(rSel);
    ReleaseDC(pdc);
}

//****************************************************************************
//
//  CScheduleMatrix::OnLButtonDown
//
//****************************************************************************
void CScheduleMatrix::OnLButtonDown(UINT nFlags, CPoint point)
{
    SetFocus();
    SetCapture();

    m_ptDown = point;
    m_ptFocus = point;
    m_ptFocus.x = max(m_ptFocus.x, m_rCellArray.left);
    m_ptFocus.y = max(m_ptFocus.y, m_rCellArray.top);
    m_ptFocus.x = min(m_ptFocus.x, m_rCellArray.right);
    m_ptFocus.y = min(m_ptFocus.y, m_rCellArray.bottom);
    m_nSaveHour = m_nSelHour;
    m_nSaveDay = m_nSelDay;
    m_nNumSaveHours = m_nNumSelHours;
    m_nNumSaveDays = m_nNumSelDays;

    CWnd::OnLButtonDown(nFlags, point);

    // Invalidate for "button selection" effect in the headers.
    if (m_rAllHeader.PtInRect(m_ptDown))
        InvalidateRect(m_rAllHeader, FALSE);
    if (m_rHourHeader.PtInRect(m_ptDown))
        InvalidateRect(m_rHourHeader, FALSE);
    if (m_rDayHeader.PtInRect(m_ptDown))
        InvalidateRect(m_rDayHeader, FALSE);

    OnMouseMove(nFlags, point);
}

//****************************************************************************
//
//  CScheduleMatrix::OnLButtonDblClk
//
//****************************************************************************
void CScheduleMatrix::OnLButtonDblClk(UINT nFlags, CPoint point)
{
    // Same as button down
    OnLButtonDown(nFlags, point);

    CWnd::OnLButtonDblClk(nFlags, point);
}

//****************************************************************************
//
//  CScheduleMatrix::OnLButtonUp
//
//****************************************************************************
void CScheduleMatrix::OnLButtonUp(UINT nFlags, CPoint point)
{
    if (GetCapture() == this)
    {
        m_ptFocus = point;
        m_ptFocus.x = max(m_ptFocus.x, m_rCellArray.left);
        m_ptFocus.y = max(m_ptFocus.y, m_rCellArray.top);
        m_ptFocus.x = min(m_ptFocus.x, m_rCellArray.right);
        m_ptFocus.y = min(m_ptFocus.y, m_rCellArray.bottom);

        ReleaseCapture();

        // If drawing the "button selection" effect in the headers, redraw.
        if (m_rAllHeader.PtInRect(m_ptDown))
            InvalidateRect(m_rAllHeader, FALSE);
        if (m_rHourHeader.PtInRect(m_ptDown))
            InvalidateRect(m_rHourHeader, FALSE);
        if (m_rDayHeader.PtInRect(m_ptDown))
            InvalidateRect(m_rDayHeader, FALSE);

        if (m_nSaveHour != m_nSelHour || m_nSaveDay != m_nSelDay ||
            m_nNumSaveHours != m_nNumSelHours || m_nNumSaveDays != m_nNumSelDays)
        {
            GetParent()->SendMessage(WM_COMMAND, MAKEWPARAM(GetDlgCtrlID(), MN_SELCHANGE),
                (LPARAM)GetSafeHwnd());
        }
    }

    CWnd::OnLButtonUp(nFlags, point);
}

//****************************************************************************
//
//  CScheduleMatrix::OnMouseMove
//
//****************************************************************************
void CScheduleMatrix::OnMouseMove(UINT nFlags, CPoint point)
{
    if (GetCapture() == this)
    {
        m_ptFocus = point;
        m_ptFocus.x = max(m_ptFocus.x, m_rCellArray.left);
        m_ptFocus.y = max(m_ptFocus.y, m_rCellArray.top);
        m_ptFocus.x = min(m_ptFocus.x, m_rCellArray.right);
        m_ptFocus.y = min(m_ptFocus.y, m_rCellArray.bottom);

        CRect rInvalid(0,0,0,0);
        CRect rSel(m_ptDown.x, m_ptDown.y, point.x, point.y);
        if (m_rDayHeader.PtInRect(m_ptDown))
        {
            rSel.right = m_rCellArray.right;
            rInvalid = m_rDayHeader;
        }

        if (m_rHourHeader.PtInRect(m_ptDown))
        {
            rSel.bottom = m_rCellArray.bottom;
            rInvalid = m_rHourHeader;
        }

        if (m_rAllHeader.PtInRect(m_ptDown))
        {
            rSel.right = m_rCellArray.right;
            rSel.bottom = m_rCellArray.bottom;
            rInvalid = m_rAllHeader;
        }
        ClientToCell(rSel.left, rSel.top);
        ClientToCell(rSel.right, rSel.bottom);
        rSel.NormalizeRect();
        rSel.right += 1;
        rSel.bottom += 1;
        rSel.right = min(rSel.right, 24);
        rSel.bottom = min(rSel.bottom, (m_nType == MT_DAILY ? 1 : 7));
        // If we've drifted out of the down area, reset selection
        CRect rDayHeader(m_rDayHeader);
        CRect rHourHeader(m_rHourHeader);
        CRect rAllHeader(m_rAllHeader);
        CRect rCellArray(m_rCellArray);
        int nBuffer = GetSystemMetrics(SM_CXVSCROLL);
        rDayHeader.InflateRect(nBuffer,nBuffer);
        rHourHeader.InflateRect(nBuffer,nBuffer);
        rAllHeader.InflateRect(nBuffer,nBuffer);
        rCellArray.InflateRect(nBuffer,nBuffer);
        if ((m_rDayHeader.PtInRect(m_ptDown) && !rDayHeader.PtInRect(point)) ||
            (m_rHourHeader.PtInRect(m_ptDown) && !rHourHeader.PtInRect(point)) ||
            (m_rAllHeader.PtInRect(m_ptDown) && !rAllHeader.PtInRect(point)) ||
            (m_rCellArray.PtInRect(m_ptDown) && !rCellArray.PtInRect(point)))
            rSel.SetRect(m_nSaveHour, m_nSaveDay, m_nSaveHour+m_nNumSaveHours,
                m_nSaveDay+m_nNumSaveDays);

        if (SetSelValues(rSel.left, rSel.top, rSel.Width(), rSel.Height()))
            InvalidateRect(rInvalid);
    }

    CWnd::OnMouseMove(nFlags, point);
}

//****************************************************************************
//
//  CScheduleMatrix::OnGetDlgCode
//
//****************************************************************************
UINT CScheduleMatrix::OnGetDlgCode()
{
    return (DLGC_WANTCHARS | DLGC_WANTARROWS);
}

//****************************************************************************
//
//  CScheduleMatrix::OnKeyDown
//
//****************************************************************************
void CScheduleMatrix::OnKeyDown(UINT nChar, UINT /*nRepCnt*/, UINT /*nFlags*/)
{
//    BOOL bShifted = 0x8000 & GetKeyState(VK_SHIFT);

    CPoint ptCell, ptOldCell, ptClient;
    ptCell = m_ptFocus;
    ClientToCell(ptCell.x, ptCell.y);
    ptOldCell = ptCell;

    BOOL bToggle = FALSE;

    switch (nChar)
    {
        case VK_SHIFT:
            m_bShifted = TRUE;
            break;;
        case VK_SPACE:
            bToggle = TRUE;
            break;
        case VK_LEFT:
            ptCell.x -= 1;
            break;
        case VK_RIGHT:
            ptCell.x += 1;
            break;
        case VK_UP:
            ptCell.y -= 1;
            break;
        case VK_DOWN:
            ptCell.y += 1;
            break;
        case VK_PRIOR:
            ptCell.y = -1;
            break;
        case VK_NEXT:
            ptCell.y = 6;
            break;
        case VK_HOME:
            ptCell.x = -1;
            ptCell.y = -1;
            break;
        case VK_END:
            ptCell.x = 23;
            ptCell.y = 6;
            break;
    }

    // Restrict keyboard control to the matrix...
    ptCell.x = max(0, ptCell.x);
    ptCell.x = min(23, ptCell.x);
    ptCell.y = max(0, ptCell.y);
    ptCell.y = min((m_nType == MT_DAILY ? 0 : 6), ptCell.y);

    ptClient = ptCell;
    CellToClient(ptClient.x, ptClient.y);

    if (bToggle)
    {
        OnLButtonDown(MK_LBUTTON, ptClient);
        OnLButtonUp(MK_LBUTTON, ptClient);
/*
        if (bShifted)
            Extend(ptClient);
        else
        {
            Press(ptClient, FALSE);
            Release(ptClient);
        }

        ptFocus = ptClient;
*/
    }
    else if (ptCell != ptOldCell)
    {
        if (m_bShifted)
        {
//            Extend(ptClient);
            if (GetCapture() != this)
            {
                CPoint ptOldClient(ptOldCell);
                CellToClient(ptOldClient.x, ptOldClient.y);
                OnLButtonDown(MK_LBUTTON, ptOldClient);
            }
            OnMouseMove(MK_LBUTTON, ptClient);
        }
        else
        {
            OnLButtonDown(MK_LBUTTON, ptClient);
            OnLButtonUp(MK_LBUTTON, ptClient);
        }
/*
        if (bFocus)
            DrawFocus(FALSE, ptFocus, NULL);
        ptFocus = ptClient;
        if (bFocus)
            DrawFocus(TRUE, ptFocus, NULL);
*/
    }
}

//****************************************************************************
//
//  CScheduleMatrix::OnKeyUp
//
//****************************************************************************
void CScheduleMatrix::OnKeyUp(UINT nChar, UINT /*nRepCnt*/, UINT /*nFlags*/)
{
    switch (nChar)
    {
        case VK_SHIFT:
            m_bShifted = FALSE;
            OnLButtonUp(MK_LBUTTON, m_ptFocus);
            break;
        case VK_SPACE:
        case VK_LEFT:
        case VK_RIGHT:
        case VK_UP:
        case VK_DOWN:
        case VK_PRIOR:
        case VK_NEXT:
        case VK_HOME:
        case VK_END:
//            Release(ptFocus);
            break;
    }
}

//****************************************************************************
//
//  CScheduleMatrix::InvalidateCells
//
//****************************************************************************
void CScheduleMatrix::InvalidateCells(UINT nHour, UINT nDay, UINT nNumHours, UINT nNumDays,
    BOOL bErase)
{
    CRect r(nHour, nDay, nHour+nNumHours, nDay+nNumDays);
    CellToClient(r.left, r.top);
    CellToClient(r.right, r.bottom);
    r.right += 1;
    r.bottom += 1;

    InvalidateRect(r, bErase);
}

//****************************************************************************
//
//  CScheduleMatrix::OnGetObject
//
//****************************************************************************
LRESULT CScheduleMatrix::OnGetObject (WPARAM wParam, LPARAM lParam)
{
    if ( lParam == OBJID_CLIENT )
    {
        // At this point we will try to load oleacc and get the functions
        // we need.
        if (!g_fAttemptedOleAccLoad)
        {
            g_fAttemptedOleAccLoad = TRUE;

            ASSERT (0 == s_pfnCreateStdAccessibleObject);
            ASSERT(s_pfnCreateStdAccessibleProxy == NULL);
            ASSERT(s_pfnLresultFromObject == NULL);

            g_hOleAcc = LoadLibrary (L"OLEACC");
            if (g_hOleAcc != NULL)
            {
                s_pfnCreateStdAccessibleObject = (PFNCREATESTDACCESSIBLEOBJECT)
                        GetProcAddress(g_hOleAcc, "CreateStdAccessibleObject");
                s_pfnCreateStdAccessibleProxy = (PFNCREATESTDACCESSIBLEPROXY)
                        GetProcAddress(g_hOleAcc, "CreateStdAccessibleProxyW");
                s_pfnLresultFromObject = (PFNLRESULTFROMOBJECT)
                        GetProcAddress(g_hOleAcc, "LresultFromObject");
            }
            if (s_pfnLresultFromObject == NULL || 
                    s_pfnCreateStdAccessibleProxy == NULL ||
                    0 == s_pfnCreateStdAccessibleObject)
            {
                if (g_hOleAcc)
                {
                    // No point holding on to Oleacc since we can't use it.
                    FreeLibrary(g_hOleAcc);
                    g_hOleAcc = NULL;
                }
                s_pfnLresultFromObject = NULL;
                s_pfnCreateStdAccessibleProxy = NULL;
                s_pfnCreateStdAccessibleObject = 0;
            }
        }


        if (g_hOleAcc && 
                s_pfnCreateStdAccessibleProxy && 
                s_pfnLresultFromObject && 
                s_pfnCreateStdAccessibleObject)
        {
            IAccessible*    pAcc = NULL;
            const int       CLASS_NAME_LEN = 64;
            WCHAR           szClassName[CLASS_NAME_LEN];
            int nRet = ::GetClassName(m_hWnd, szClassName, CLASS_NAME_LEN);
            if ( !nRet )
            {
                DWORD   dwErr = GetLastError ();
                
                dwErr = dwErr;
            }

            // Create default proxy.
            HRESULT hr = s_pfnCreateStdAccessibleObject (
                    m_hWnd,
                    OBJID_CLIENT,
                    IID_PPV_ARG (IAccessible, &pAcc));
            if (SUCCEEDED(hr) && pAcc)
            {
                // now wrap it up in our customized wrapper...
                IAccessible * pWrapAcc = new CAccessibleWrapper (m_hWnd, pAcc);
                // Release our ref to proxy (wrapper has its own addref'd ptr)...
                pAcc->Release();

                if (pWrapAcc != NULL)
                {

                    // ...and return the wrapper via LresultFromObject...
                    LRESULT lr = s_pfnLresultFromObject (IID_IAccessible, wParam, pWrapAcc);
                    // Release our interface pointer - OLEACC has its own addref to the object
                    pWrapAcc->Release();

                    // Return the lresult, which 'contains' a reference to our wrapper object.
                    return lr;
                    // All done!
                }
            // If it didn't work, fall through to default behavior instead.
            }
        }
    }

    return 0;
}

//****************************************************************************
//
//  CScheduleMatrix::OnGetSelDescription
//
//  wParam - length of passed in string buffer
//  lParam - wide-char string buffer
//
//****************************************************************************
LRESULT CScheduleMatrix::OnGetSelDescription (WPARAM wParam, LPARAM lParam)
{
    LRESULT lResult = 0;
    PWSTR   pszDescription = (PWSTR) lParam;
    if ( pszDescription )
    {
        UINT    nMaxLen = (UINT) wParam;
        CString szDescription;
        GetSelDescription (szDescription);

        wcsncpy (pszDescription, szDescription, nMaxLen);
    }
    else
        lResult = -1;

    return lResult;
}

//****************************************************************************
//
//  CScheduleMatrix::OnGetPercentage
//
//  wParam - return % of selected cell
//  lParam - unused
//
//****************************************************************************
LRESULT CScheduleMatrix::OnGetPercentage (WPARAM /*wParam*/, LPARAM /*lParam*/)
{
    LRESULT lResult = 0;
    if ( 1 == m_nNumSelHours && 1 == m_nNumSelDays )
        lResult = GetPercentage (m_nSelHour, m_nSelDay);
    else
        lResult = -1;

    return lResult;
}


/////////////////////////////////////////////////////////////////////////////
// CHourLegend

IMPLEMENT_DYNAMIC(CHourLegend, CWnd)

//****************************************************************************
//
//  CHourLegend::CHourLegend
//
//****************************************************************************
CHourLegend::CHourLegend()
{
    m_hiconSun = m_hiconMoon = NULL;

    m_hFont = NULL;
}

//****************************************************************************
//
//  CHourLegend::~CHourLegend
//
//****************************************************************************
CHourLegend::~CHourLegend()
{
    if ( m_hiconMoon )
    {
        DestroyIcon (m_hiconMoon);
        m_hiconMoon = 0;
    }
    if ( m_hiconSun )
    {
        DestroyIcon (m_hiconSun);
        m_hiconSun = 0;
    }
}


BEGIN_MESSAGE_MAP(CHourLegend, CWnd)
	//{{AFX_MSG_MAP(CHourLegend)
	ON_WM_PAINT()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CHourLegend message handlers

//****************************************************************************
//
//  CHourLegend::OnPaint
//
//****************************************************************************
void CHourLegend::OnPaint()
{
    CRect rClient;

	CPaintDC dc(this); // device context for painting
	
    CFont *pOldFont = NULL;
    CFont *pFont = CFont::FromHandle(m_hFont);

    if (pFont != NULL)
        pOldFont = dc.SelectObject(pFont);

    CBrush brFace(::GetSysColor(COLOR_3DFACE));

    CBrush *pbrOld = dc.SelectObject(&brFace);

    GetClientRect(rClient);

    // Draw the hour legend

    if (m_hiconSun == NULL)
        m_hiconSun = (HICON)::LoadImage(AfxFindResourceHandle(_T("SUN16"), RT_GROUP_ICON),
            _T("SUN16"), IMAGE_ICON, 16, 16, LR_DEFAULTCOLOR);
    if (m_hiconMoon == NULL)
        m_hiconMoon = (HICON)::LoadImage(AfxFindResourceHandle(_T("MOON16"), RT_GROUP_ICON),
            _T("MOON16"), IMAGE_ICON, 16, 16, LR_DEFAULTCOLOR);
    dc.FillRect(rClient, &brFace);
    ::DrawIconEx(dc.GetSafeHdc(),m_rLegend.left-8,rClient.bottom - m_nCharHeight - 16 - 2,
        (HICON)m_hiconMoon,0,0,0,NULL,DI_NORMAL);
    ::DrawIconEx(dc.GetSafeHdc(),m_rLegend.left + m_rLegend.Width()/2 - 8,
        rClient.bottom - m_nCharHeight - 16 - 2,(HICON)m_hiconSun,0,0,0,NULL,DI_NORMAL);
    ::DrawIconEx(dc.GetSafeHdc(),m_rLegend.right-8,rClient.bottom - m_nCharHeight - 16 - 2,
        (HICON)m_hiconMoon,0,0,0,NULL,DI_NORMAL);

    // Draw the hour text

    COLORREF crBkOld = dc.GetBkColor();
    COLORREF crTextOld = dc.GetTextColor();
    COLORREF crText = ::GetSysColor(COLOR_BTNTEXT);
    COLORREF crFace = ::GetSysColor(COLOR_3DFACE);
    dc.SetBkColor(crFace);
    dc.SetTextColor(crText);

    int i, hr;
    CRect rText, rBullet;
    CString sHour;
    rText.SetRect(m_rLegend.left-m_nCharWidth, rClient.bottom - m_nCharHeight - 2,
        m_rLegend.left + m_nCharWidth, rClient.bottom - 2);
    rBullet.SetRect(m_rLegend.left + m_nCellWidth - 1, rClient.bottom - 2 - rText.Height()/2 - 1,
        m_rLegend.left + m_nCellWidth + 1, rClient.bottom - 2 - rText.Height()/2 + 1);


    bool    bIs24HourClock = false;
    CString sFormat;
    int     iLen = ::GetLocaleInfo(
                LOCALE_USER_DEFAULT,      // locale identifier
                LOCALE_ITIME,    // type of information
                0,  // address of buffer for information
                0);  // size of buffer
	ASSERT (iLen > 0);
	if ( iLen > 0 )
	{
        int iResult = ::GetLocaleInfo(
                LOCALE_USER_DEFAULT,      // locale identifier
                LOCALE_ITIME,    // type of information
                sFormat.GetBufferSetLength (iLen),  // address of buffer for information
                iLen);  // size of buffer
		ASSERT (iResult);
		sFormat.ReleaseBuffer ();
        if ( sFormat == _TEXT("1") )
            bIs24HourClock = true;
    } 

    if ( bIs24HourClock )
        hr = 0;
    else
        hr = 12;
    for (i=0; i<=24; i+=2)
    {
        if ( bIs24HourClock )
        {
            if ( 24 == hr )
                hr = 0;
        }
        else if (hr > 12)
            hr = 2;
        sHour.Format(_T("%d"), hr);
        dc.SetBkColor(crFace);  //?? FillSolidRect seems to set BkColor
        ::DrawTextEx(dc.GetSafeHdc(), (LPTSTR)(LPCTSTR)sHour, -1, rText,
            DT_SINGLELINE | DT_CENTER | DT_VCENTER | DT_END_ELLIPSIS, NULL);
        dc.FillSolidRect(rBullet, crText); //?? FillSolidRect seems to set BkColor
        hr += 2;
        rText.OffsetRect(2*m_nCellWidth, 0);
        if (i < 24)
            rBullet.OffsetRect(2*m_nCellWidth, 0);
    }

    dc.SetBkColor(crBkOld);
    dc.SetTextColor(crTextOld);

    if (pbrOld != NULL)
        dc.SelectObject(pbrOld);
	
    if (pOldFont != NULL)
        dc.SelectObject(pOldFont);

	// Do not call CWnd::OnPaint() for painting messages
}

/////////////////////////////////////////////////////////////////////////////
// CPercentLabel

IMPLEMENT_DYNAMIC(CPercentLabel, CWnd)

//****************************************************************************
//
//  CPercentLabel::CPercentLabel
//
//****************************************************************************
CPercentLabel::CPercentLabel()
{
    m_pMatrix = NULL;
    m_hFont = NULL;
}

//****************************************************************************
//
//  CPercentLabel::~CPercentLabel
//
//****************************************************************************
CPercentLabel::~CPercentLabel()
{
}


BEGIN_MESSAGE_MAP(CPercentLabel, CWnd)
	//{{AFX_MSG_MAP(CPercentLabel)
	ON_WM_PAINT()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CPercentLabel message handlers

//****************************************************************************
//
//  CPercentLabel::OnPaint
//
//****************************************************************************
void CPercentLabel::OnPaint()
{
    CRect rClient;

	CPaintDC dc(this); // device context for painting
	
    CFont *pOldFont = NULL;
    CFont *pFont = CFont::FromHandle(m_hFont);

    if (pFont != NULL)
        pOldFont = dc.SelectObject(pFont);

    CBrush brFace(::GetSysColor(COLOR_3DFACE));

    CBrush *pbrOld = dc.SelectObject(&brFace);

    GetClientRect(rClient);

    COLORREF crBkOld = dc.GetBkColor();
    COLORREF crTextOld = dc.GetTextColor();
    COLORREF crText = ::GetSysColor(COLOR_BTNTEXT);
    COLORREF crFace = ::GetSysColor(COLOR_3DFACE);
    dc.SetBkColor(crFace);
    dc.SetTextColor(crText);

    // Draw the header label

    CString sText(_T("%"));
    ::DrawTextEx(dc.GetSafeHdc(), (LPTSTR)(LPCTSTR)sText, -1, m_rHeader,
        DT_SINGLELINE | DT_CENTER | DT_VCENTER | DT_END_ELLIPSIS, NULL);

    // Draw the percent label text

    int i;
    UINT nPercent;
    CRect rText, rBullet;
    rText.SetRect(m_rLabels.left, 0, m_rLabels.left + m_nCellWidth, rClient.bottom);
    for (i=0; i<24; i++)
    {
        nPercent = m_pMatrix->GetPercentage(i,0);
        // Don't draw percentages greater than 99
        if (nPercent <= 99)
        {
            sText.Format(_T("%d"), nPercent);
            ::DrawTextEx(dc.GetSafeHdc(), (LPTSTR)(LPCTSTR)sText, -1, rText,
                DT_SINGLELINE | DT_CENTER | DT_VCENTER | DT_END_ELLIPSIS, NULL);
        }
        rText.OffsetRect(m_nCellWidth, 0);
    }

    dc.SetBkColor(crBkOld);
    dc.SetTextColor(crTextOld);

    if (pbrOld != NULL)
        dc.SelectObject(pbrOld);
	
    if (pOldFont != NULL)
        dc.SelectObject(pOldFont);

	// Do not call CWnd::OnPaint() for painting messages
}