GridCellBase.h
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- /////////////////////////////////////////////////////////////////////////////
- // GridCellBase.h : header file
- //
- // MFC Grid Control - Grid cell base class header file
- //
- // Written by Chris Maunder <cmaunder@mail.com>
- // Copyright (c) 1998-2000. 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_GRIDCELLBASE_H__519FA702_722C_11D1_ABBA_00A0243D1382__INCLUDED_)
- #define AFX_GRIDCELLBASE_H__519FA702_722C_11D1_ABBA_00A0243D1382__INCLUDED_
- #if _MSC_VER >= 1000
- #pragma once
- #endif // _MSC_VER >= 1000
- class CGridCtrl;
- // Cell states
- #define GVIS_FOCUSED 0x0001
- #define GVIS_SELECTED 0x0002
- #define GVIS_DROPHILITED 0x0004
- #define GVIS_READONLY 0x0008
- #define GVIS_FIXED 0x0010
- #define GVIS_FIXEDROW 0x0020
- #define GVIS_FIXEDCOL 0x0040
- #define GVIS_MODIFIED 0x0080
- // Cell data mask
- #define GVIF_TEXT LVIF_TEXT
- #define GVIF_IMAGE LVIF_IMAGE
- #define GVIF_PARAM LVIF_PARAM
- #define GVIF_STATE LVIF_STATE
- #define GVIF_BKCLR (GVIF_STATE<<1)
- #define GVIF_FGCLR (GVIF_STATE<<2)
- #define GVIF_FORMAT (GVIF_STATE<<3)
- #define GVIF_FONT (GVIF_STATE<<4)
- #define GVIF_MARGIN (GVIF_STATE<<5)
- #define GVIF_ALL (GVIF_TEXT|GVIF_IMAGE|GVIF_PARAM|GVIF_STATE|GVIF_BKCLR|GVIF_FGCLR|
- GVIF_FORMAT|GVIF_FONT|GVIF_MARGIN)
- // Download by http://www.codefans.net
- // Used for Get/SetItem calls.
- typedef struct _GV_ITEM {
- int row,col; // Row and Column of item
- UINT mask; // Mask for use in getting/setting cell data
- UINT nState; // cell state (focus/hilighted etc)
- DWORD nFormat; // Format of cell
- int iImage; // index of the list view item抯 icon
- COLORREF crBkClr; // Background colour (or CLR_DEFAULT)
- COLORREF crFgClr; // Forground colour (or CLR_DEFAULT)
- LPARAM lParam; // 32-bit value to associate with item
- LOGFONT lfFont; // Cell font
- UINT nMargin; // Internal cell margin
- CString strText; // Text in cell
- } GV_ITEM;
- // 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.
- // Download by http://www.codefans.net
- class CGridCellBase : public CObject
- {
- friend class CGridCtrl;
- DECLARE_DYNCREATE(CGridCellBase)
- // Construction/Destruction
- public:
- CGridCellBase();
- virtual ~CGridCellBase();
- // Attributes
- public:
- // can't do pure virtual because of DECLARE_DYNCREATE requirement
- // use ASSERT() to require that programmer overrides all that should
- // be pure virtuals
- virtual void SetText(LPCTSTR /* szText */) { ASSERT( FALSE); }
- virtual void SetImage(int /* nImage */) { ASSERT( FALSE); }
- virtual void SetData(LPARAM /* lParam */) { ASSERT( FALSE); }
- virtual void SetState(DWORD nState) { m_nState = nState; }
- virtual void SetFormat(DWORD /* nFormat */) { ASSERT( FALSE); }
- virtual void SetTextClr(COLORREF /* clr */) { ASSERT( FALSE); }
- virtual void SetBackClr(COLORREF /* clr */) { ASSERT( FALSE); }
- virtual void SetFont(const LOGFONT* /* plf */) { ASSERT( FALSE); }
- virtual void SetMargin( UINT /* nMargin */) { ASSERT( FALSE); }
- virtual void SetGrid(CGridCtrl* /* pGrid */) { ASSERT( FALSE); }
- virtual void SetCoords( int /* nRow */, int /* nCol */) { ASSERT( FALSE); }
- virtual LPCTSTR GetText() const { ASSERT( FALSE); return NULL; }
- virtual LPCTSTR GetTipText() const { return GetText(); } // may override TitleTip return
- virtual int GetImage() const { ASSERT( FALSE); return -1; }
- virtual LPARAM GetData() const { ASSERT( FALSE); return 0; }
- virtual DWORD GetState() const { return m_nState; }
- virtual DWORD GetFormat() const { ASSERT( FALSE); return 0; }
- virtual COLORREF GetTextClr() const { ASSERT( FALSE); return 0; }
- virtual COLORREF GetBackClr() const { ASSERT( FALSE); return 0; }
- virtual LOGFONT* GetFont() const { ASSERT( FALSE); return NULL; }
- virtual CFont* GetFontObject() const { ASSERT( FALSE); return NULL; }
- virtual CGridCtrl* GetGrid() const { ASSERT( FALSE); return NULL; }
- virtual UINT GetMargin() const { ASSERT( FALSE); return 0; }
- virtual CGridCellBase* GetDefaultCell() const;
- virtual BOOL IsEditing() const { ASSERT( FALSE); return FALSE; }
- virtual BOOL IsFocused() const { return (m_nState & GVIS_FOCUSED); }
- virtual BOOL IsFixed() const { return (m_nState & GVIS_FIXED); }
- virtual BOOL IsFixedCol() const { return (m_nState & GVIS_FIXEDCOL); }
- virtual BOOL IsFixedRow() const { return (m_nState & GVIS_FIXEDROW); }
- virtual BOOL IsSelected() const { return (m_nState & GVIS_SELECTED); }
- virtual BOOL IsReadOnly() const { return (m_nState & GVIS_READONLY); }
- virtual BOOL IsModified() const { return (m_nState & GVIS_MODIFIED); }
- virtual BOOL IsDropHighlighted() const { return (m_nState & GVIS_DROPHILITED); }
- // Operators
- public:
- virtual void operator=(const CGridCellBase& cell);
- // Operations
- public:
- virtual void Reset();
- virtual BOOL Draw(CDC* pDC, int nRow, int nCol, CRect rect, BOOL bEraseBkgnd = TRUE);
- virtual BOOL GetTextRect( LPRECT pRect); // i/o: i=dims of cell rect; o=dims of text rect
- virtual BOOL GetTipTextRect( LPRECT pRect) { return GetTextRect( pRect); } // may override for btns, etc.
- virtual CSize GetTextExtent(LPCTSTR str, CDC* pDC = NULL);
- virtual CSize GetCellExtent(CDC* pDC);
- // override the following
- virtual BOOL Edit( int /* nRow */, int /* nCol */, CRect /* rect */, CPoint /* point */,
- UINT /* nID */, UINT /* nChar */) { ASSERT( FALSE); return FALSE;}
- virtual void EndEdit() {}
- // EFW - Added to print cells properly
- virtual BOOL PrintCell(CDC* pDC, int nRow, int nCol, CRect rect);
- // add additional protected grid members required of cells
- LRESULT SendMessageToParent(int nRow, int nCol, int nMessage);
- protected:
- virtual void OnEndEdit() { ASSERT( FALSE); }
- virtual void OnMouseEnter();
- virtual void OnMouseOver();
- virtual void OnMouseLeave();
- virtual void OnClick( CPoint PointCellRelative);
- virtual void OnClickDown( CPoint PointCellRelative);
- virtual void OnRClick( CPoint PointCellRelative);
- virtual void OnDblClick( CPoint PointCellRelative);
- virtual BOOL OnSetCursor();
- protected:
- DWORD m_nState; // Cell state (selected/focus etc)
- };
- //{{AFX_INSERT_LOCATION}}
- // Microsoft Developer Studio will insert additional declarations immediately before the previous line.
- #endif // !defined(AFX_GRIDCELLBASE_H__519FA702_722C_11D1_ABBA_00A0243D1382__INCLUDED_)