mirror of
https://github.com/RPCS3/rpcs3.git
synced 2024-11-25 20:22:30 +01:00
378 lines
17 KiB
C++
378 lines
17 KiB
C++
///////////////////////////////////////////////////////////////////////////////
|
|
// Name: dbtable.h
|
|
// Purpose: Declaration of the wxDbTable class.
|
|
// Author: Doug Card
|
|
// Modified by: George Tasker
|
|
// Bart Jourquin
|
|
// Mark Johnson
|
|
// Created: 9.96
|
|
// RCS-ID: $Id: dbtable.h 61872 2009-09-09 22:37:05Z VZ $
|
|
// Copyright: (c) 1996 Remstar International, Inc.
|
|
// Licence: wxWindows licence
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
/*
|
|
// SYNOPSIS START
|
|
// SYNOPSIS STOP
|
|
*/
|
|
|
|
#ifndef DBTABLE_DOT_H
|
|
#define DBTABLE_DOT_H
|
|
|
|
#include "wx/defs.h"
|
|
|
|
#include "wx/db.h"
|
|
|
|
#include "wx/variant.h"
|
|
#include "wx/dbkeyg.h"
|
|
|
|
const int wxDB_ROWID_LEN = 24; // 18 is the max, 24 is in case it gets larger
|
|
const int wxDB_DEFAULT_CURSOR = 0;
|
|
const bool wxDB_QUERY_ONLY = true;
|
|
const bool wxDB_DISABLE_VIEW = true;
|
|
|
|
// Used to indicate end of a variable length list of
|
|
// column numbers passed to member functions
|
|
const int wxDB_NO_MORE_COLUMN_NUMBERS = -1;
|
|
|
|
// The following class is used to define a column of a table.
|
|
// The wxDbTable constructor will dynamically allocate as many of
|
|
// these as there are columns in the table. The class derived
|
|
// from wxDbTable must initialize these column definitions in it's
|
|
// constructor. These column definitions provide inf. to the
|
|
// wxDbTable class which allows it to create a table in the data
|
|
// source, exchange data between the data source and the C++
|
|
// object, and so on.
|
|
class WXDLLIMPEXP_ODBC wxDbColDef
|
|
{
|
|
public:
|
|
wxChar ColName[DB_MAX_COLUMN_NAME_LEN+1]; // Column Name
|
|
int DbDataType; // Logical Data Type; e.g. DB_DATA_TYPE_INTEGER
|
|
SWORD SqlCtype; // C data type; e.g. SQL_C_LONG
|
|
void *PtrDataObj; // Address of the data object
|
|
int SzDataObj; // Size, in bytes, of the data object
|
|
bool KeyField; // true if this column is part of the PRIMARY KEY to the table; Date fields should NOT be KeyFields.
|
|
bool Updateable; // Specifies whether this column is updateable
|
|
bool InsertAllowed; // Specifies whether this column should be included in an INSERT statement
|
|
bool DerivedCol; // Specifies whether this column is a derived value
|
|
SQLLEN CbValue; // Internal use only!!!
|
|
bool Null; // NOT FULLY IMPLEMENTED - Allows NULL values in Inserts and Updates
|
|
|
|
wxDbColDef();
|
|
|
|
bool Initialize();
|
|
}; // wxDbColDef
|
|
|
|
|
|
class WXDLLIMPEXP_ODBC wxDbColDataPtr
|
|
{
|
|
public:
|
|
void *PtrDataObj;
|
|
int SzDataObj;
|
|
SWORD SqlCtype;
|
|
}; // wxDbColDataPtr
|
|
|
|
|
|
// This structure is used when creating secondary indexes.
|
|
class WXDLLIMPEXP_ODBC wxDbIdxDef
|
|
{
|
|
public:
|
|
wxChar ColName[DB_MAX_COLUMN_NAME_LEN+1];
|
|
bool Ascending;
|
|
}; // wxDbIdxDef
|
|
|
|
|
|
class WXDLLIMPEXP_ODBC wxDbTable
|
|
{
|
|
private:
|
|
ULONG tableID; // Used for debugging. This can help to match up mismatched constructors/destructors
|
|
|
|
// Private member variables
|
|
UDWORD cursorType;
|
|
bool insertable;
|
|
|
|
// Private member functions
|
|
bool initialize(wxDb *pwxDb, const wxString &tblName, const UWORD numColumns,
|
|
const wxString &qryTblName, bool qryOnly, const wxString &tblPath);
|
|
void cleanup();
|
|
|
|
void setCbValueForColumn(int columnIndex);
|
|
bool bindParams(bool forUpdate); // called by the other 'bind' functions
|
|
bool bindInsertParams(void);
|
|
bool bindUpdateParams(void);
|
|
|
|
bool bindCols(HSTMT cursor);
|
|
bool getRec(UWORD fetchType);
|
|
bool execDelete(const wxString &pSqlStmt);
|
|
bool execUpdate(const wxString &pSqlStmt);
|
|
bool query(int queryType, bool forUpdate, bool distinct, const wxString &pSqlStmt=wxEmptyString);
|
|
|
|
#if !wxODBC_BACKWARD_COMPATABILITY
|
|
// these were public
|
|
// Where, Order By and From clauses
|
|
wxString where; // Standard SQL where clause, minus the word WHERE
|
|
wxString orderBy; // Standard SQL order by clause, minus the ORDER BY
|
|
wxString from; // Allows for joins in a wxDbTable::Query(). Format: ",tbl,tbl..."
|
|
|
|
// ODBC Handles
|
|
HENV henv; // ODBC Environment handle
|
|
HDBC hdbc; // ODBC DB Connection handle
|
|
HSTMT hstmt; // ODBC Statement handle
|
|
HSTMT *hstmtDefault; // Default cursor
|
|
HSTMT hstmtInsert; // ODBC Statement handle used specifically for inserts
|
|
HSTMT hstmtDelete; // ODBC Statement handle used specifically for deletes
|
|
HSTMT hstmtUpdate; // ODBC Statement handle used specifically for updates
|
|
HSTMT hstmtInternal; // ODBC Statement handle used internally only
|
|
HSTMT *hstmtCount; // ODBC Statement handle used by Count() function (No binding of columns)
|
|
|
|
// Flags
|
|
bool selectForUpdate;
|
|
|
|
// Pointer to the database object this table belongs to
|
|
wxDb *pDb;
|
|
|
|
// Table Inf.
|
|
wxString tablePath; // needed for dBase tables
|
|
wxString tableName; // Table name
|
|
wxString queryTableName; // Query Table Name
|
|
UWORD m_numCols; // # of columns in the table
|
|
bool queryOnly; // Query Only, no inserts, updates or deletes
|
|
|
|
// Column Definitions
|
|
wxDbColDef *colDefs; // Array of wxDbColDef structures
|
|
#endif
|
|
public:
|
|
#if wxODBC_BACKWARD_COMPATABILITY
|
|
// Where, Order By and From clauses
|
|
char *where; // Standard SQL where clause, minus the word WHERE
|
|
char *orderBy; // Standard SQL order by clause, minus the ORDER BY
|
|
char *from; // Allows for joins in a wxDbTable::Query(). Format: ",tbl,tbl..."
|
|
|
|
// ODBC Handles
|
|
HENV henv; // ODBC Environment handle
|
|
HDBC hdbc; // ODBC DB Connection handle
|
|
HSTMT hstmt; // ODBC Statement handle
|
|
HSTMT *hstmtDefault; // Default cursor
|
|
HSTMT hstmtInsert; // ODBC Statement handle used specifically for inserts
|
|
HSTMT hstmtDelete; // ODBC Statement handle used specifically for deletes
|
|
HSTMT hstmtUpdate; // ODBC Statement handle used specifically for updates
|
|
HSTMT hstmtInternal; // ODBC Statement handle used internally only
|
|
HSTMT *hstmtCount; // ODBC Statement handle used by Count() function (No binding of columns)
|
|
|
|
// Flags
|
|
bool selectForUpdate;
|
|
|
|
// Pointer to the database object this table belongs to
|
|
wxDb *pDb;
|
|
|
|
// Table Inf.
|
|
char tablePath[wxDB_PATH_MAX]; // needed for dBase tables
|
|
char tableName[DB_MAX_TABLE_NAME_LEN+1]; // Table name
|
|
char queryTableName[DB_MAX_TABLE_NAME_LEN+1]; // Query Table Name
|
|
UWORD m_numCols; // # of columns in the table
|
|
bool queryOnly; // Query Only, no inserts, updates or deletes
|
|
|
|
// Column Definitions
|
|
wxDbColDef *colDefs; // Array of wxDbColDef structures
|
|
#endif
|
|
// Public member functions
|
|
wxDbTable(wxDb *pwxDb, const wxString &tblName, const UWORD numColumns,
|
|
const wxString &qryTblName=wxEmptyString, bool qryOnly = !wxDB_QUERY_ONLY,
|
|
const wxString &tblPath=wxEmptyString);
|
|
|
|
#if WXWIN_COMPATIBILITY_2_4
|
|
wxDEPRECATED(
|
|
wxDbTable(wxDb *pwxDb, const wxString &tblName, const UWORD numColumns,
|
|
const wxChar *qryTblName, bool qryOnly,
|
|
const wxString &tblPath)
|
|
);
|
|
#endif // WXWIN_COMPATIBILITY_2_4
|
|
|
|
virtual ~wxDbTable();
|
|
|
|
bool Open(bool checkPrivileges=false, bool checkTableExists=true);
|
|
bool CreateTable(bool attemptDrop=true);
|
|
bool DropTable(void);
|
|
bool CreateIndex(const wxString &indexName, bool unique, UWORD numIndexColumns,
|
|
wxDbIdxDef *pIndexDefs, bool attemptDrop=true);
|
|
bool DropIndex(const wxString &indexName);
|
|
|
|
// Accessors
|
|
|
|
// The member variables returned by these accessors are all
|
|
// set when the wxDbTable instance is created and cannot be
|
|
// changed, hence there is no corresponding SetXxxx function
|
|
wxDb *GetDb() { return pDb; }
|
|
const wxString &GetTableName() { return tableName; }
|
|
const wxString &GetQueryTableName() { return queryTableName; }
|
|
const wxString &GetTablePath() { return tablePath; }
|
|
|
|
UWORD GetNumberOfColumns() { return m_numCols; } // number of "defined" columns for this wxDbTable instance
|
|
|
|
const wxString &GetFromClause() { return from; }
|
|
const wxString &GetOrderByClause() { return orderBy; }
|
|
const wxString &GetWhereClause() { return where; }
|
|
|
|
bool IsQueryOnly() { return queryOnly; }
|
|
#if wxODBC_BACKWARD_COMPATABILITY
|
|
void SetFromClause(const char *From) { from = (char *)From; }
|
|
void SetOrderByClause(const char *OrderBy) { orderBy = (char *)OrderBy; }
|
|
void SetWhereClause(const char *Where) { where = (char *)Where; }
|
|
#else
|
|
void SetFromClause(const wxString &From) { from = From; }
|
|
void SetOrderByClause(const wxString &OrderBy) { orderBy = OrderBy; }
|
|
bool SetOrderByColNums(UWORD first, ...);
|
|
void SetWhereClause(const wxString &Where) { where = Where; }
|
|
void From(const wxString &From) { from = From; }
|
|
void OrderBy(const wxString &OrderBy) { orderBy = OrderBy; }
|
|
void Where(const wxString &Where) { where = Where; }
|
|
const wxString &Where() { return where; }
|
|
const wxString &OrderBy() { return orderBy; }
|
|
const wxString &From() { return from; }
|
|
#endif
|
|
int Insert(void);
|
|
bool Update(void);
|
|
bool Update(const wxString &pSqlStmt);
|
|
bool UpdateWhere(const wxString &pWhereClause);
|
|
bool Delete(void);
|
|
bool DeleteWhere(const wxString &pWhereClause);
|
|
bool DeleteMatching(void);
|
|
virtual bool Query(bool forUpdate = false, bool distinct = false);
|
|
bool QueryBySqlStmt(const wxString &pSqlStmt);
|
|
bool QueryMatching(bool forUpdate = false, bool distinct = false);
|
|
bool QueryOnKeyFields(bool forUpdate = false, bool distinct = false);
|
|
bool Refresh(void);
|
|
bool GetNext(void) { return(getRec(SQL_FETCH_NEXT)); }
|
|
bool operator++(int) { return(getRec(SQL_FETCH_NEXT)); }
|
|
|
|
/***** These four functions only work with wxDb instances that are defined *****
|
|
***** as not being FwdOnlyCursors *****/
|
|
bool GetPrev(void);
|
|
bool operator--(int);
|
|
bool GetFirst(void);
|
|
bool GetLast(void);
|
|
|
|
bool IsCursorClosedOnCommit(void);
|
|
UWORD GetRowNum(void);
|
|
|
|
void BuildSelectStmt(wxString &pSqlStmt, int typeOfSelect, bool distinct);
|
|
void BuildSelectStmt(wxChar *pSqlStmt, int typeOfSelect, bool distinct);
|
|
|
|
void BuildDeleteStmt(wxString &pSqlStmt, int typeOfDel, const wxString &pWhereClause=wxEmptyString);
|
|
void BuildDeleteStmt(wxChar *pSqlStmt, int typeOfDel, const wxString &pWhereClause=wxEmptyString);
|
|
|
|
void BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpdate, const wxString &pWhereClause=wxEmptyString);
|
|
void BuildUpdateStmt(wxChar *pSqlStmt, int typeOfUpdate, const wxString &pWhereClause=wxEmptyString);
|
|
|
|
void BuildWhereClause(wxString &pWhereClause, int typeOfWhere, const wxString &qualTableName=wxEmptyString, bool useLikeComparison=false);
|
|
void BuildWhereClause(wxChar *pWhereClause, int typeOfWhere, const wxString &qualTableName=wxEmptyString, bool useLikeComparison=false);
|
|
|
|
#if wxODBC_BACKWARD_COMPATABILITY
|
|
// The following member functions are deprecated. You should use the BuildXxxxxStmt functions (above)
|
|
void GetSelectStmt(char *pSqlStmt, int typeOfSelect, bool distinct)
|
|
{ BuildSelectStmt(pSqlStmt,typeOfSelect,distinct); }
|
|
void GetDeleteStmt(char *pSqlStmt, int typeOfDel, const char *pWhereClause = NULL)
|
|
{ BuildDeleteStmt(pSqlStmt,typeOfDel,pWhereClause); }
|
|
void GetUpdateStmt(char *pSqlStmt, int typeOfUpdate, const char *pWhereClause = NULL)
|
|
{ BuildUpdateStmt(pSqlStmt,typeOfUpdate,pWhereClause); }
|
|
void GetWhereClause(char *pWhereClause, int typeOfWhere,
|
|
const char *qualTableName = NULL, bool useLikeComparison=false)
|
|
{ BuildWhereClause(pWhereClause,typeOfWhere,qualTableName,useLikeComparison); }
|
|
#endif
|
|
bool CanSelectForUpdate(void);
|
|
#if wxODBC_BACKWARD_COMPATABILITY
|
|
bool CanUpdByROWID(void) { return CanUpdateByRowID(); };
|
|
#endif
|
|
bool CanUpdateByROWID(void);
|
|
void ClearMemberVar(UWORD colNumber, bool setToNull=false);
|
|
void ClearMemberVars(bool setToNull=false);
|
|
bool SetQueryTimeout(UDWORD nSeconds);
|
|
|
|
wxDbColDef *GetColDefs() { return colDefs; }
|
|
bool SetColDefs(UWORD index, const wxString &fieldName, int dataType,
|
|
void *pData, SWORD cType,
|
|
int size, bool keyField = false, bool updateable = true,
|
|
bool insertAllowed = true, bool derivedColumn = false);
|
|
wxDbColDataPtr *SetColDefs(wxDbColInf *colInfs, UWORD numCols);
|
|
|
|
bool CloseCursor(HSTMT cursor);
|
|
bool DeleteCursor(HSTMT *hstmtDel);
|
|
void SetCursor(HSTMT *hstmtActivate = (void **) wxDB_DEFAULT_CURSOR);
|
|
HSTMT GetCursor(void) { return(hstmt); }
|
|
HSTMT *GetNewCursor(bool setCursor = false, bool bindColumns = true);
|
|
#if wxODBC_BACKWARD_COMPATABILITY
|
|
// The following member function is deprecated. You should use the GetNewCursor
|
|
HSTMT *NewCursor(bool setCursor = false, bool bindColumns = true) { return GetNewCursor(setCursor,bindColumns); }
|
|
#endif
|
|
|
|
ULONG Count(const wxString &args=wxT("*"));
|
|
int DB_STATUS(void) { return(pDb->DB_STATUS); }
|
|
|
|
bool IsColNull(UWORD colNumber) const;
|
|
bool SetColNull(UWORD colNumber, bool set=true);
|
|
bool SetColNull(const wxString &colName, bool set=true);
|
|
#if wxODBC_BACKWARD_COMPATABILITY
|
|
// The following member functions are deprecated. You should use the SetColNull()
|
|
bool SetNull(int colNumber, bool set=true) { return (SetNull(colNumber,set)); }
|
|
bool SetNull(const char *colName, bool set=true) { return (SetNull(colName,set)); }
|
|
#endif
|
|
#ifdef __WXDEBUG__
|
|
ULONG GetTableID() { return tableID; }
|
|
#endif
|
|
|
|
//TODO: Need to Document
|
|
typedef enum { WX_ROW_MODE_QUERY , WX_ROW_MODE_INDIVIDUAL } rowmode_t;
|
|
virtual void SetRowMode(const rowmode_t rowmode);
|
|
#if wxODBC_BACKWARD_COMPATABILITY
|
|
virtual wxVariant GetCol(const int colNumber) const { return GetColumn(colNumber); };
|
|
virtual void SetCol(const int colNumber, const wxVariant value) { return SetColumn(colNumber, value); };
|
|
#endif
|
|
virtual wxVariant GetColumn(const int colNumber) const ;
|
|
virtual void SetColumn(const int colNumber, const wxVariant value);
|
|
virtual GenericKey GetKey(void);
|
|
virtual void SetKey(const GenericKey &key);
|
|
|
|
private:
|
|
HSTMT *m_hstmtGridQuery;
|
|
rowmode_t m_rowmode;
|
|
size_t m_keysize;
|
|
|
|
// typedef enum {unmodified=0, UpdatePending, InsertPending } recStatus;
|
|
|
|
// recStatus get_ModifiedStatus() { return m_recstatus; }
|
|
|
|
// void modify() {
|
|
// if (m_recstatus==unmodified)
|
|
// m_recstatus=UpdatePending;
|
|
// }
|
|
// protected:
|
|
// void insertify() {m_recstatus=InsertPending; }
|
|
// void unmodify() {m_recstatus=unmodified; }
|
|
// recStatus m_recstatus;
|
|
//TODO: Need to Document
|
|
}; // wxDbTable
|
|
|
|
|
|
// Change this to 0 to remove use of all deprecated functions
|
|
#if wxODBC_BACKWARD_COMPATABILITY
|
|
//#################################################################################
|
|
//############### DEPRECATED functions for backward compatibility #################
|
|
//#################################################################################
|
|
|
|
// Backward compability. These will eventually go away
|
|
typedef wxDbTable wxTable;
|
|
typedef wxDbIdxDef wxIdxDef;
|
|
typedef wxDbIdxDef CidxDef;
|
|
typedef wxDbColDef wxColDef;
|
|
typedef wxDbColDef CcolDef;
|
|
typedef wxDbColDataPtr wxColDataPtr;
|
|
typedef wxDbColDataPtr CcolDataPtr;
|
|
|
|
const int ROWID = wxDB_ROWID_LEN;
|
|
const int DEFAULT_CURSOR = wxDB_DEFAULT_CURSOR;
|
|
const bool QUERY_ONLY = wxDB_QUERY_ONLY;
|
|
const bool DISABLE_VIEW = wxDB_DISABLE_VIEW;
|
|
#endif
|
|
|
|
#endif
|