lyfz_repos/经典版源码/MonitoringCenter/DB/GridCtrl/GridCell.h

/////////////////////////////////////////////////////////////////////////////
// GridCell.h : header file
//
// MFC Grid Control - Grid cell class header file
//
// Written by Chris Maunder <cmaunder@mail.com>
// Copyright (c) 1998-2001. 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

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

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

	// Attributes
public:
	void 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("") : 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’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 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_)