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Commit	Line	Data
	1	///////////////////////////////////////////////////////////////////////////////
	2	// Name: dbgrid.h
	3	// Purpose: Displays a wxDbTable in a wxGrid.
	4	// Author: Roger Gammans, Paul Gammans
	5	// Modified by:
	6	// Created:
	7	// RCS-ID: $Id$
	8	// Copyright: (c) 1999 The Computer Surgery (roger@computer-surgery.co.uk)
	9	// Licence: wxWindows licence
	10	///////////////////////////////////////////////////////////////////////////////
	11	// Branched From : dbgrid.h,v 1.19 2001/03/28 11:16:01
	12	///////////////////////////////////////////////////////////////////////////////
	13
	14	#ifndef _WX_GENERIC_DBGRID_H_
	15	#define _WX_GENERIC_DBGRID_H_
	16
	17	#ifdef __GNUG__
	18	#pragma interface "dbgrid.h"
	19	#endif
	20
	21	#if wxUSE_ODBC
	22	#if wxUSE_NEW_GRID
	23
	24	#include "wx/log.h"
	25	#include "wx/dbtable.h"
	26	#include "wx/dynarray.h"
	27	#include "wx/grid.h"
	28	#include "wx/dbkeyg.h"
	29
	30	#define wxGRID_VALUE_DBAUTO _T("dbauto")
	31
	32	WX_DECLARE_OBJARRAY(GenericKey,keyarray);
	33
	34	static const int wxUSE_QUERY = -1;
	35
	36	class wxDbGridColInfoBase
	37	{
	38	public:
	39	//Default ctor
	40	wxDbGridColInfoBase() { }
	41	wxDbGridColInfoBase(int colNo,
	42	wxString type, wxString title) :
	43	DbCol(colNo),
	44	wxtypename(type),
	45	Title(title)
	46	{ }
	47	//Copy Ctor
	48	wxDbGridColInfoBase(const wxDbGridColInfoBase& ref)
	49	{
	50	DbCol = ref.DbCol;
	51	wxtypename = ref.wxtypename;
	52	Title = ref.Title;
	53	}
	54	//Empty destructor for member obj's
	55	~wxDbGridColInfoBase() {}
	56
	57	int DbCol;
	58	wxString wxtypename;
	59	wxString Title;
	60	};
	61
	62
	63	class wxDbGridColInfo
	64	{
	65	public:
	66	wxDbGridColInfo(int colNo,
	67	wxString type,
	68	wxString title,
	69	wxDbGridColInfo *next) :
	70	m_data(colNo,type,title)
	71	{
	72	m_next=next;
	73	}
	74
	75	//Empty List
	76	~wxDbGridColInfo() { delete m_next; }
	77
	78	//Recurse to find length.
	79	int Length() { return (m_next ? m_next->Length() +1 : 1); }
	80
	81	protected:
	82	wxDbGridColInfoBase m_data;
	83	wxDbGridColInfo *m_next;
	84
	85	friend class wxDbGridTableBase;
	86	};
	87
	88
	89	class wxDbGridCellAttrProvider : public wxGridCellAttrProvider
	90	{
	91	public:
	92	wxDbGridCellAttrProvider();
	93	wxDbGridCellAttrProvider(wxDbTable tab, wxDbGridColInfoBase ColInfo);
	94	virtual ~wxDbGridCellAttrProvider();
	95
	96	virtual wxGridCellAttr *GetAttr(int row, int col,
	97	wxGridCellAttr::wxAttrKind kind) const;
	98	virtual void AssignDbTable(wxDbTable *tab);
	99	private:
	100	wxDbTable *m_data;
	101	wxDbGridColInfoBase *m_ColInfo;
	102	};
	103
	104
	105	class wxDbGridTableBase : public wxGridTableBase
	106	{
	107	public:
	108	wxDbGridTableBase(wxDbTable tab, wxDbGridColInfo ColInfo,
	109	int count = wxUSE_QUERY, bool takeOwnership = TRUE);
	110	~wxDbGridTableBase();
	111
	112	virtual int GetNumberRows()
	113	{
	114	wxLogDebug(" GetNumberRows() = %i",m_rowtotal);
	115	return m_rowtotal;
	116	}
	117	virtual int GetNumberCols()
	118	{
	119	wxLogDebug(" GetNumberCols() = %i",m_nocols);
	120	return m_nocols;
	121	}
	122	virtual bool IsEmptyCell(int row, int col) ;
	123	virtual wxString GetValue(int row, int col) ;
	124	virtual void SetValue(int row, int col, const wxString& value);
	125	virtual bool CanHaveAttributes();
	126	virtual wxString GetTypeName(int row, int col);
	127	virtual bool CanGetValueAs(int row, int col, const wxString& typeName);
	128	virtual bool CanSetValueAs(int row, int col, const wxString& typeName);
	129	virtual long GetValueAsLong(int row, int col);
	130	virtual double GetValueAsDouble(int row, int col);
	131	virtual bool GetValueAsBool(int row, int col);
	132	virtual void SetValueAsLong(int row, int col, long value);
	133	virtual void SetValueAsDouble(int row, int col, double value);
	134	virtual void SetValueAsBool(int row, int col, bool value);
	135	virtual void *GetValueAsCustom(int row, int col, const wxString& typeName);
	136	virtual void SetValueAsCustom(int row, int col, const wxString& typeName, void* value);
	137
	138
	139	virtual wxString wxDbGridTableBase::GetColLabelValue(int col);
	140
	141	virtual bool AssignDbTable(wxDbTable *tab, int count = wxUSE_QUERY, bool takeOwnership=TRUE);
	142	virtual void ValidateRow(int row);
	143	virtual bool UpdateRow(int row) const
	144	{
	145	if (m_row != row)
	146	return TRUE;
	147	else
	148	return Writeback();
	149	}
	150
	151	private:
	152	//Operates on the current row
	153	bool Writeback() const;
	154
	155	typedef wxGridTableBase inherited;
	156	keyarray m_keys;
	157	wxDbTable *m_data;
	158	bool m_dbowner;
	159	int m_rowtotal;
	160	int m_nocols;
	161	int m_row;
	162	wxDbGridColInfoBase *m_ColInfo;
	163	bool m_rowmodified;
	164	};
	165
	166	#endif // #if wxUSE_NEW_GRID
	167	#endif // #if wxUSE_ODBC
	168
	169	#endif // _WX_GENERIC_DBGRID_H_