// RCS-ID: $Id$
// Copyright: (c) 1996 Remstar International, Inc.
// Licence: wxWindows licence, plus:
-// Notice: This class library and its intellectual design are free of charge for use,
+// Notice: This class library and its intellectual design are free of charge for use,
// modification, enhancement, debugging under the following conditions:
// 1) These classes may only be used as part of the implementation of a
// wxWindows-based application
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
class WXDLLEXPORT wxDbColDef
{
public:
- char ColName[DB_MAX_COLUMN_NAME_LEN+1]; // Column Name
+ wxChar ColName[DB_MAX_COLUMN_NAME_LEN+1]; // Column Name
int DbDataType; // Logical Data Type; e.g. DB_DATA_TYPE_INTEGER
int SqlCtype; // C data type; e.g. SQL_C_LONG
void *PtrDataObj; // Address of the data object
bool DerivedCol; // Specifies whether this column is a derived value
SDWORD CbValue; // Internal use only!!!
bool Null; // NOT FULLY IMPLEMENTED - Allows NULL values in Inserts and Updates
+
+ wxDbColDef();
+
+ bool Initialize();
}; // wxDbColDef
class WXDLLEXPORT wxDbIdxDef
{
public:
- char ColName[DB_MAX_COLUMN_NAME_LEN+1];
- bool Ascending;
+ wxChar ColName[DB_MAX_COLUMN_NAME_LEN+1];
+ bool Ascending;
}; // wxDbIdxDef
bool insertable;
// Private member functions
+ bool initialize(wxDb *pwxDb, const wxString &tblName, const int nCols,
+ const wxString &qryTblName, bool qryOnly, const wxString &tblPath);
+ void cleanup();
+
+ 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 char *pSqlStmt);
- bool execUpdate(const char *pSqlStmt);
- bool query(int queryType, bool forUpdate, bool distinct, const char *pSqlStmt = 0);
+ 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
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
+ wxString tablePath; // needed for dBase tables
+ wxString tableName; // Table name
+ wxString queryTableName; // Query Table Name
int noCols; // # of columns in the table
bool queryOnly; // Query Only, no inserts, updates or deletes
wxDbColDef *colDefs; // Array of wxDbColDef structures
#endif
// Public member functions
- wxDbTable(wxDb *pwxDb, const char *tblName, const int nCols,
- const char *qryTblName = 0, bool qryOnly = !wxDB_QUERY_ONLY, const char *tblPath=NULL);
+ wxDbTable(wxDb *pwxDb, const wxString &tblName, const int nCols,
+ const wxString &qryTblName="", bool qryOnly = !wxDB_QUERY_ONLY,
+ const wxString &tblPath="");
+
+ // DEPRECATED
+ wxDbTable(wxDb *pwxDb, const wxString &tblName, const int nCols,
+ const wxChar *qryTblName="", bool qryOnly = !wxDB_QUERY_ONLY,
+ const wxString &tblPath="");
+
virtual ~wxDbTable();
- bool Open(void);
+ bool Open(bool checkPrivileges=FALSE);
bool CreateTable(bool attemptDrop=TRUE);
bool DropTable(void);
- bool CreateIndex(const char * idxName, bool unique, int noIdxCols, wxDbIdxDef *pIdxDefs, bool attemptDrop=TRUE);
- bool DropIndex(const char * idxName);
+ bool CreateIndex(const wxString &idxName, bool unique, int noIdxCols,
+ wxDbIdxDef *pIdxDefs, bool attemptDrop=TRUE);
+ bool DropIndex(const wxString &idxName);
// Accessors
// set when the wxDbTable instance is createand cannot be
// changed, hence there is no corresponding SetXxxx function
wxDb *GetDb() { return pDb; }
- const char *GetTableName() { return tableName; }
- const char *GetQueryTableName() { return queryTableName; }
- const char *GetTablePath() { return tablePath; }
+ const wxString &GetTableName() { return tableName; }
+ const wxString &GetQueryTableName() { return queryTableName; }
+ const wxString &GetTablePath() { return tablePath; }
int GetNumberOfColumns() { return noCols; } // number of "defined" columns for this wxDbTable instance
- const char *GetFromClause() { return from; }
- const char *GetOrderByClause() { return orderBy; }
- const char *GetWhereClause() { return where; }
+ const wxString &GetFromClause() { return from; }
+ const wxString &GetOrderByClause() { return orderBy; }
+ const wxString &GetWhereClause() { return where; }
bool IsQueryOnly() { return queryOnly; }
#if wxODBC_BACKWARD_COMPATABILITY
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; }
- void SetWhereClause(const wxString& Where) { where = Where; }
+ void SetFromClause(const wxString &From) { from = From; }
+ void SetOrderByClause(const wxString &OrderBy) { orderBy = OrderBy; }
+ bool SetOrderByColNums(int 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 char *pSqlStmt);
- bool UpdateWhere(const char *pWhereClause);
+ bool Update(const wxString &pSqlStmt);
+ bool UpdateWhere(const wxString &pWhereClause);
bool Delete(void);
- bool DeleteWhere(const char *pWhereClause);
+ bool DeleteWhere(const wxString &pWhereClause);
bool DeleteMatching(void);
virtual bool Query(bool forUpdate = FALSE, bool distinct = FALSE);
- bool QueryBySqlStmt(const char *pSqlStmt);
+ 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 IsCursorClosedOnCommit(void);
UWORD GetRowNum(void);
- void BuildSelectStmt(char *pSqlStmt, int typeOfSelect, bool distinct);
- void BuildDeleteStmt(char *pSqlStmt, int typeOfDel, const char *pWhereClause = 0);
- void BuildUpdateStmt(char *pSqlStmt, int typeOfUpd, const char *pWhereClause = 0);
- void BuildWhereClause(char *pWhereClause, int typeOfWhere, const char *qualTableName = 0, bool useLikeComparison=FALSE);
+ 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="");
+ void BuildDeleteStmt(wxChar *pSqlStmt, int typeOfDel, const wxString &pWhereClause="");
+
+ void BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpd, const wxString &pWhereClause="");
+ void BuildUpdateStmt(wxChar *pSqlStmt, int typeOfUpd, const wxString &pWhereClause="");
+
+ void BuildWhereClause(wxString &pWhereClause, int typeOfWhere, const wxString &qualTableName="", bool useLikeComparison=FALSE);
+ void BuildWhereClause(wxChar *pWhereClause, int typeOfWhere, const wxString &qualTableName="", 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 = 0)
+ void GetDeleteStmt(char *pSqlStmt, int typeOfDel, const char *pWhereClause = NULL)
{ BuildDeleteStmt(pSqlStmt,typeOfDel,pWhereClause); }
- void GetUpdateStmt(char *pSqlStmt, int typeOfUpd, const char *pWhereClause = 0)
+ void GetUpdateStmt(char *pSqlStmt, int typeOfUpd, const char *pWhereClause = NULL)
{ BuildUpdateStmt(pSqlStmt,typeOfUpd,pWhereClause); }
void GetWhereClause(char *pWhereClause, int typeOfWhere,
- const char *qualTableName = 0, bool useLikeComparison=FALSE)
+ const char *qualTableName = NULL, bool useLikeComparison=FALSE)
{ BuildWhereClause(pWhereClause,typeOfWhere,qualTableName,useLikeComparison); }
#endif
bool CanSelectForUpdate(void);
bool CanUpdByROWID(void);
- void ClearMemberVars(void);
+ void ClearMemberVar(int colNo, bool setToNull=FALSE);
+ void ClearMemberVars(bool setToNull=FALSE);
bool SetQueryTimeout(UDWORD nSeconds);
wxDbColDef *GetColDefs() { return colDefs; }
- void SetColDefs(int index, const char *fieldName, int dataType, void *pData, int cType,
+ void SetColDefs(int index, const wxString &fieldName, int dataType,
+ void *pData, int cType,
int size, bool keyField = FALSE, bool upd = TRUE,
bool insAllow = TRUE, bool derivedCol = FALSE);
wxDbColDataPtr *SetColDefs(wxDbColInf *colInfs, ULONG numCols);
HSTMT *NewCursor(bool setCursor = FALSE, bool bindColumns = TRUE) { return GetNewCursor(setCursor,bindColumns); }
#endif
- ULONG Count(const char *args="*");
+ ULONG Count(const wxString &args="*");
int DB_STATUS(void) { return(pDb->DB_STATUS); }
bool IsColNull(int colNo);
- bool SetNull(int colNo);
- bool SetNull(const char *colName);
-
+ bool SetColNull(int colNo, 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 colNo, bool set=TRUE) { return (SetNull(colNo,set)); }
+ bool SetNull(const char *colName, bool set=TRUE) { return (SetNull(colName,set)); }
+#endif
#ifdef __WXDEBUG__
ULONG GetTableID() { return tableID; }
#endif
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