mitlib.pub/MITLib/GuiDLL/GridCtrl_src/GridCell.h

/////////////////////////////////////////////////////////////////////////////
// GridCell.h : header file
//
// MFC Grid Control - Grid cell class header file
//
// Written by Chris Maunder <chris@codeproject.com>
// Copyright (c) 1998-2005. All Rights Reserved.
//
// This code may be used in compiled form in any way you desire. This
// file may be redistributed unmodified by any means PROVIDING it is
// not sold for profit without the authors written consent, and
// providing that this notice and the authors name and all copyright
// notices remains intact.
//
// An email letting me know how you are using it would be nice as well.
//
// This file is provided "as is" with no expressed or implied warranty.
// The author accepts no liability for any damage/loss of business that
// this product may cause.
//
// For use with CGridCtrl v2.20+
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_GRIDCELL_H__519FA702_722C_11D1_ABBA_00A0243D1382__INCLUDED_)
#define AFX_GRIDCELL_H__519FA702_722C_11D1_ABBA_00A0243D1382__INCLUDED_

#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000

#ifdef  BUILD_GUIDLL
#define     DLLCLASS    __declspec(dllexport)
#else
#define     DLLCLASS    __declspec(dllimport)
#endif

class CGridCtrl;
#include "GridCellBase.h"

// Each cell contains one of these. Fields "row" and "column" are not stored since we
// will usually have acces to them in other ways, and they are an extra 8 bytes per
// cell that is probably unnecessary.

class DLLCLASS CGridCell : public CGridCellBase
{
friend class CGridCtrl;
DECLARE_DYNCREATE(CGridCell)

// Construction/Destruction
public:
    CGridCell();
    virtual ~CGridCell();

// Attributes
public:
    CGridCell& operator=(const CGridCell& cell);

    virtual void  SetText(LPCTSTR szText)
    {
        m_strText = szText;
    }

    virtual void  SetImage(int nImage)
    {
        m_nImage = nImage;
    }

    virtual void  SetData(LPARAM lParam)
    {
        m_lParam = lParam;
    }

    virtual void  SetGrid(CGridCtrl* pGrid)
    {
        m_pGrid = pGrid;
    }

    // virtual void SetState(const DWORD nState);  -  use base class version
    virtual void  SetFormat(DWORD nFormat)
    {
        m_nFormat = nFormat;
    }

    virtual void  SetTextClr(COLORREF clr)
    {
        m_crFgClr = clr;
    }

    virtual void  SetBackClr(COLORREF clr)
    {
        m_crBkClr = clr;
    }

    virtual void SetFont(const LOGFONT* plf);
    virtual void  SetMargin(UINT nMargin)
    {
        m_nMargin = nMargin;
    }

    virtual CWnd* GetEditWnd() const
    {
        return m_pEditWnd;
    }

    virtual void  SetCoords(int /*nRow*/, int /*nCol*/)
    {
    } // don't need to know the row and

    // column for base implementation

    virtual LPCTSTR     GetText() const
    {
        return (m_strText.IsEmpty()) ? _T("") : LPCTSTR(m_strText);
    }

    virtual int         GetImage() const
    {
        return m_nImage;
    }

    virtual LPARAM      GetData() const
    {
        return m_lParam;
    }

    virtual CGridCtrl*  GetGrid() const
    {
        return m_pGrid;
    }

    // virtual DWORD    GetState() const - use base class
    virtual DWORD GetFormat() const;
    virtual COLORREF    GetTextClr() const
    {
        return m_crFgClr;
    } // TODO: change to use default cell

    virtual COLORREF    GetBackClr() const
    {
        return m_crBkClr;
    }

    virtual LOGFONT* GetFont() const;
    virtual CFont  * GetFontObject() const;
    virtual UINT     GetMargin() const;

    virtual BOOL        IsEditing() const
    {
        return m_bEditing;
    }

    virtual BOOL        IsDefaultFont() const
    {
        return (m_plfFont == NULL);
    }

    virtual void Reset();

// editing cells
public:
    virtual BOOL Edit(int nRow, int nCol, CRect rect, CPoint point, UINT nID, UINT nChar);
    virtual void EndEdit();
protected:
    virtual void OnEndEdit();

protected:
    CString   m_strText; // Cell text (or binary data if you wish...)
    LPARAM    m_lParam;  // 32-bit value to associate with item
    int       m_nImage;  // Index of the list view item<65>s icon
    DWORD     m_nFormat;
    COLORREF  m_crFgClr;
    COLORREF  m_crBkClr;
    LOGFONT * m_plfFont;
    UINT      m_nMargin;

    BOOL m_bEditing;    // Cell being edited?

    CGridCtrl* m_pGrid; // Parent grid control
    CWnd     * m_pEditWnd;
};

// This class is for storing grid default values. It's a little heavy weight, so
// don't use it in bulk
class DLLCLASS CGridDefaultCell : public CGridCell
{
DECLARE_DYNCREATE(CGridDefaultCell)

// Construction/Destruction
public:
    CGridDefaultCell();
    virtual ~CGridDefaultCell();

public:
    virtual DWORD GetStyle() const
    {
        return m_dwStyle;
    }

    virtual void  SetStyle(DWORD dwStyle)
    {
        m_dwStyle = dwStyle;
    }

    virtual int   GetWidth() const
    {
        return m_Size.cx;
    }

    virtual int   GetHeight() const
    {
        return m_Size.cy;
    }

    virtual void  SetWidth(int nWidth)
    {
        m_Size.cx = nWidth;
    }

    virtual void  SetHeight(int nHeight)
    {
        m_Size.cy = nHeight;
    }

    // Disable these properties
    virtual void     SetData(LPARAM /*lParam*/)
    {
        ASSERT(FALSE);
    }

    virtual void     SetState(DWORD /*nState*/)
    {
        ASSERT(FALSE);
    }

    virtual DWORD    GetState() const
    {
        return CGridCell::GetState() | GVIS_READONLY;
    }

    virtual void     SetCoords(int /*row*/, int /*col*/)
    {
        ASSERT(FALSE);
    }

    virtual void     SetFont(const LOGFONT* /*plf*/);
    virtual LOGFONT* GetFont() const;
    virtual CFont  * GetFontObject() const;

protected:
    CSize m_Size;    // Default Size
    CFont m_Font;    // Cached font
    DWORD m_dwStyle; // Cell Style - unused
};

// {{AFX_INSERT_LOCATION}}
// Microsoft Developer Studio will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_GRIDCELL_H__519FA702_722C_11D1_ABBA_00A0243D1382__INCLUDED_)