X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9f4de2dcf82443596074427fbfcc5f38d606267a..b6a20a20d010d643e52914f51aa0700df0da925f:/src/common/dbtable.cpp diff --git a/src/common/dbtable.cpp b/src/common/dbtable.cpp index 03d947568a..bfa0dd10c8 100644 --- a/src/common/dbtable.cpp +++ b/src/common/dbtable.cpp @@ -12,19 +12,20 @@ // 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 -// 2) All enhancements and bug fixes are to be submitted back to the wxWindows -// user groups free of all charges for use with the wxWindows library. +// wxWidgets-based application +// 2) All enhancements and bug fixes are to be submitted back to the wxWidgets +// user groups free of all charges for use with the wxWidgets library. // 3) These classes may not be distributed as part of any other class library, // DLL, text (written or electronic), other than a complete distribution of -// the wxWindows GUI development toolkit. +// the wxWidgets GUI development toolkit. /////////////////////////////////////////////////////////////////////////////// /* // SYNOPSIS START // SYNOPSIS STOP */ -#ifdef __GNUG__ + +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "dbtable.h" #endif @@ -48,9 +49,6 @@ #include "wx/object.h" #include "wx/list.h" #include "wx/utils.h" - #if wxUSE_GUI - #include "wx/msgdlg.h" - #endif #include "wx/log.h" #endif #include "wx/filefn.h" @@ -60,7 +58,6 @@ #include #include #include -//#include #include "wx/dbtable.h" @@ -83,6 +80,16 @@ ULONG lastTableID = 0; #endif +void csstrncpyt(wxChar *target, const wxChar *source, int n) +{ + while ( (*target++ = *source++) != '\0' && --n ) + ; + + *target = '\0'; +} + + + /********** wxDbColDef::wxDbColDef() Constructor **********/ wxDbColDef::wxDbColDef() { @@ -314,21 +321,20 @@ void wxDbTable::cleanup() #ifdef __WXDEBUG__ if (tableID) { - TablesInUse.DeleteContents(TRUE); bool found = FALSE; - wxNode *pNode; - pNode = TablesInUse.First(); + wxList::compatibility_iterator pNode; + pNode = TablesInUse.GetFirst(); while (pNode && !found) { - if (((wxTablesInUse *)pNode->Data())->tableID == tableID) + if (((wxTablesInUse *)pNode->GetData())->tableID == tableID) { found = TRUE; - if (!TablesInUse.DeleteNode(pNode)) - wxLogDebug (s,wxT("Unable to delete node!")); + delete (wxTablesInUse *)pNode->GetData(); + TablesInUse.Erase(pNode); } else - pNode = pNode->Next(); + pNode = pNode->GetNext(); } if (!found) { @@ -403,6 +409,46 @@ ODBC 3.0 says to use this form /***************************** PRIVATE FUNCTIONS *****************************/ +void wxDbTable::setCbValueForColumn(int columnIndex) +{ + switch(colDefs[columnIndex].DbDataType) + { + case DB_DATA_TYPE_VARCHAR: + if (colDefs[columnIndex].Null) + colDefs[columnIndex].CbValue = SQL_NULL_DATA; + else + colDefs[columnIndex].CbValue = SQL_NTS; + break; + case DB_DATA_TYPE_INTEGER: + if (colDefs[columnIndex].Null) + colDefs[columnIndex].CbValue = SQL_NULL_DATA; + else + colDefs[columnIndex].CbValue = 0; + break; + case DB_DATA_TYPE_FLOAT: + if (colDefs[columnIndex].Null) + colDefs[columnIndex].CbValue = SQL_NULL_DATA; + else + colDefs[columnIndex].CbValue = 0; + break; + case DB_DATA_TYPE_DATE: + if (colDefs[columnIndex].Null) + colDefs[columnIndex].CbValue = SQL_NULL_DATA; + else + colDefs[columnIndex].CbValue = 0; + break; + case DB_DATA_TYPE_BLOB: + if (colDefs[columnIndex].Null) + colDefs[columnIndex].CbValue = SQL_NULL_DATA; + else + if (colDefs[columnIndex].SqlCtype == SQL_C_CHAR) + colDefs[columnIndex].CbValue = SQL_NTS; + else + colDefs[columnIndex].CbValue = SQL_LEN_DATA_AT_EXEC(colDefs[columnIndex].SzDataObj); + break; + } +} + /********** wxDbTable::bindParams() **********/ bool wxDbTable::bindParams(bool forUpdate) { @@ -411,7 +457,7 @@ bool wxDbTable::bindParams(bool forUpdate) return(FALSE); SWORD fSqlType = 0; - UDWORD precision = 0; + SDWORD precision = 0; SWORD scale = 0; // Bind each column of the table that should be bound @@ -438,19 +484,11 @@ bool wxDbTable::bindParams(bool forUpdate) fSqlType = pDb->GetTypeInfVarchar().FsqlType; precision = colDefs[i].SzDataObj; scale = 0; - if (colDefs[i].Null) - colDefs[i].CbValue = SQL_NULL_DATA; - else - colDefs[i].CbValue = SQL_NTS; break; case DB_DATA_TYPE_INTEGER: fSqlType = pDb->GetTypeInfInteger().FsqlType; precision = pDb->GetTypeInfInteger().Precision; scale = 0; - if (colDefs[i].Null) - colDefs[i].CbValue = SQL_NULL_DATA; - else - colDefs[i].CbValue = 0; break; case DB_DATA_TYPE_FLOAT: fSqlType = pDb->GetTypeInfFloat().FsqlType; @@ -461,30 +499,21 @@ bool wxDbTable::bindParams(bool forUpdate) // I check for this here and set the scale = precision. //if (scale < 0) // scale = (short) precision; - if (colDefs[i].Null) - colDefs[i].CbValue = SQL_NULL_DATA; - else - colDefs[i].CbValue = 0; break; case DB_DATA_TYPE_DATE: fSqlType = pDb->GetTypeInfDate().FsqlType; precision = pDb->GetTypeInfDate().Precision; scale = 0; - if (colDefs[i].Null) - colDefs[i].CbValue = SQL_NULL_DATA; - else - colDefs[i].CbValue = 0; break; case DB_DATA_TYPE_BLOB: fSqlType = pDb->GetTypeInfBlob().FsqlType; - precision = 50000; + precision = colDefs[i].SzDataObj; scale = 0; - if (colDefs[i].Null) - colDefs[i].CbValue = SQL_NULL_DATA; - else - colDefs[i].CbValue = SQL_LEN_DATA_AT_EXEC(colDefs[i].SzDataObj); break; } + + setCbValueForColumn(i); + if (forUpdate) { if (SQLBindParameter(hstmtUpdate, colNo++, SQL_PARAM_INPUT, colDefs[i].SqlCtype, @@ -498,7 +527,7 @@ bool wxDbTable::bindParams(bool forUpdate) { if (SQLBindParameter(hstmtInsert, colNo++, SQL_PARAM_INPUT, colDefs[i].SqlCtype, fSqlType, precision, scale, (UCHAR*) colDefs[i].PtrDataObj, - precision+1,&colDefs[i].CbValue) != SQL_SUCCESS) + precision+1, &colDefs[i].CbValue) != SQL_SUCCESS) { return(pDb->DispAllErrors(henv, hdbc, hstmtInsert)); } @@ -607,7 +636,7 @@ bool wxDbTable::execDelete(const wxString &pSqlStmt) RETCODE retcode; // Execute the DELETE statement - retcode = SQLExecDirect(hstmtDelete, (UCHAR FAR *) pSqlStmt.c_str(), SQL_NTS); + retcode = SQLExecDirect(hstmtDelete, (SQLTCHAR FAR *) pSqlStmt.c_str(), SQL_NTS); if (retcode == SQL_SUCCESS || retcode == SQL_NO_DATA_FOUND || @@ -629,7 +658,7 @@ bool wxDbTable::execUpdate(const wxString &pSqlStmt) RETCODE retcode; // Execute the UPDATE statement - retcode = SQLExecDirect(hstmtUpdate, (UCHAR FAR *) pSqlStmt.c_str(), SQL_NTS); + retcode = SQLExecDirect(hstmtUpdate, (SQLTCHAR FAR *) pSqlStmt.c_str(), SQL_NTS); if (retcode == SQL_SUCCESS || retcode == SQL_NO_DATA_FOUND || @@ -638,6 +667,38 @@ bool wxDbTable::execUpdate(const wxString &pSqlStmt) // Record updated successfully return(TRUE); } + else if (retcode == SQL_NEED_DATA) + { + PTR pParmID; + retcode = SQLParamData(hstmtUpdate, &pParmID); + while (retcode == SQL_NEED_DATA) + { + // Find the parameter + int i; + for (i=0; i < noCols; i++) + { + if (colDefs[i].PtrDataObj == pParmID) + { + // We found it. Store the parameter. + retcode = SQLPutData(hstmtUpdate, pParmID, colDefs[i].SzDataObj); + if (retcode != SQL_SUCCESS) + { + pDb->DispNextError(); + return pDb->DispAllErrors(henv, hdbc, hstmtUpdate); + } + break; + } + } + retcode = SQLParamData(hstmtUpdate, &pParmID); + } + if (retcode == SQL_SUCCESS || + retcode == SQL_NO_DATA_FOUND || + retcode == SQL_SUCCESS_WITH_INFO) + { + // Record updated successfully + return(TRUE); + } + } // Problem updating record return(pDb->DispAllErrors(henv, hdbc, hstmtUpdate)); @@ -669,7 +730,7 @@ bool wxDbTable::query(int queryType, bool forUpdate, bool distinct, const wxStri // Execute the SQL SELECT statement int retcode; - retcode = SQLExecDirect(hstmt, (UCHAR FAR *) (queryType == DB_SELECT_STATEMENT ? pSqlStmt.c_str() : sqlStmt.c_str()), SQL_NTS); + retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) (queryType == DB_SELECT_STATEMENT ? pSqlStmt.c_str() : sqlStmt.c_str()), SQL_NTS); if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) return(pDb->DispAllErrors(henv, hdbc, hstmt)); @@ -800,11 +861,11 @@ bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists) // Prepare the insert statement for execution if (insertableCount) { - if (SQLPrepare(hstmtInsert, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) + if (SQLPrepare(hstmtInsert, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) return(pDb->DispAllErrors(henv, hdbc, hstmtInsert)); } else - insertable= FALSE; + insertable = FALSE; } // Completed successfully @@ -1004,17 +1065,17 @@ void wxDbTable::BuildSelectStmt(wxString &pSqlStmt, int typeOfSelect, bool disti // Add the column list int i; + wxString tStr; for (i = 0; i < noCols; i++) { + tStr = colDefs[i].ColName; // If joining tables, the base table column names must be qualified to avoid ambiguity - if (appendFromClause || pDb->Dbms() == dbmsACCESS) + if ((appendFromClause || pDb->Dbms() == dbmsACCESS) && tStr.Find(wxT('.')) == wxNOT_FOUND) { pSqlStmt += pDb->SQLTableName(queryTableName.c_str()); -// pSqlStmt += queryTableName; pSqlStmt += wxT("."); } pSqlStmt += pDb->SQLColumnName(colDefs[i].ColName); -// pSqlStmt += colDefs[i].ColName; if (i + 1 < noCols) pSqlStmt += wxT(","); } @@ -1203,56 +1264,69 @@ void wxDbTable::BuildWhereClause(wxString &pWhereClause, int typeOfWhere, wxString colValue; // Loop through the columns building a where clause as you go - int i; - for (i = 0; i < noCols; i++) + int colNo; + for (colNo = 0; colNo < noCols; colNo++) { // Determine if this column should be included in the WHERE clause - if ((typeOfWhere == DB_WHERE_KEYFIELDS && colDefs[i].KeyField) || - (typeOfWhere == DB_WHERE_MATCHING && (!IsColNull(i)))) + if ((typeOfWhere == DB_WHERE_KEYFIELDS && colDefs[colNo].KeyField) || + (typeOfWhere == DB_WHERE_MATCHING && (!IsColNull(colNo)))) { // Skip over timestamp columns - if (colDefs[i].SqlCtype == SQL_C_TIMESTAMP) + if (colDefs[colNo].SqlCtype == SQL_C_TIMESTAMP) continue; // If there is more than 1 column, join them with the keyword "AND" if (moreThanOneColumn) pWhereClause += wxT(" AND "); else moreThanOneColumn = TRUE; + // Concatenate where phrase for the column - if (qualTableName.Length()) + wxString tStr = colDefs[colNo].ColName; + + if (qualTableName.Length() && tStr.Find(wxT('.')) == wxNOT_FOUND) { pWhereClause += pDb->SQLTableName(qualTableName); -// pWhereClause += qualTableName; pWhereClause += wxT("."); } - pWhereClause += pDb->SQLColumnName(colDefs[i].ColName); -// pWhereClause += colDefs[i].ColName; - if (useLikeComparison && (colDefs[i].SqlCtype == SQL_C_CHAR)) + pWhereClause += pDb->SQLColumnName(colDefs[colNo].ColName); + + if (useLikeComparison && (colDefs[colNo].SqlCtype == SQL_C_CHAR)) pWhereClause += wxT(" LIKE "); else pWhereClause += wxT(" = "); - switch(colDefs[i].SqlCtype) + + switch(colDefs[colNo].SqlCtype) { case SQL_C_CHAR: - colValue.Printf(wxT("'%s'"), (UCHAR FAR *) colDefs[i].PtrDataObj); + colValue.Printf(wxT("'%s'"), (UCHAR FAR *) colDefs[colNo].PtrDataObj); break; + case SQL_C_SHORT: case SQL_C_SSHORT: - colValue.Printf(wxT("%hi"), *((SWORD *) colDefs[i].PtrDataObj)); + colValue.Printf(wxT("%hi"), *((SWORD *) colDefs[colNo].PtrDataObj)); break; case SQL_C_USHORT: - colValue.Printf(wxT("%hu"), *((UWORD *) colDefs[i].PtrDataObj)); + colValue.Printf(wxT("%hu"), *((UWORD *) colDefs[colNo].PtrDataObj)); break; + case SQL_C_LONG: case SQL_C_SLONG: - colValue.Printf(wxT("%li"), *((SDWORD *) colDefs[i].PtrDataObj)); + colValue.Printf(wxT("%li"), *((SDWORD *) colDefs[colNo].PtrDataObj)); break; case SQL_C_ULONG: - colValue.Printf(wxT("%lu"), *((UDWORD *) colDefs[i].PtrDataObj)); + colValue.Printf(wxT("%lu"), *((UDWORD *) colDefs[colNo].PtrDataObj)); break; case SQL_C_FLOAT: - colValue.Printf(wxT("%.6f"), *((SFLOAT *) colDefs[i].PtrDataObj)); + colValue.Printf(wxT("%.6f"), *((SFLOAT *) colDefs[colNo].PtrDataObj)); break; case SQL_C_DOUBLE: - colValue.Printf(wxT("%.6f"), *((SDOUBLE *) colDefs[i].PtrDataObj)); + colValue.Printf(wxT("%.6f"), *((SDOUBLE *) colDefs[colNo].PtrDataObj)); + break; + default: + { + wxString strMsg; + strMsg.Printf(wxT("wxDbTable::bindParams(): Unknown column type for colDefs %d colName %s"), + colNo,colDefs[colNo].ColName); + wxFAIL_MSG(strMsg.c_str()); + } break; } pWhereClause += colValue; @@ -1386,7 +1460,7 @@ bool wxDbTable::CreateTable(bool attemptDrop) } // For varchars, append the size of the string if (colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR && - (pDb->Dbms() != dbmsMY_SQL || pDb->GetTypeInfVarchar().TypeName != "text"))// || + (pDb->Dbms() != dbmsMY_SQL || pDb->GetTypeInfVarchar().TypeName != _T("text")))// || // colDefs[i].DbDataType == DB_DATA_TYPE_BLOB) { wxString s; @@ -1417,9 +1491,8 @@ bool wxDbTable::CreateTable(bool attemptDrop) break; } } - if (j && (pDb->Dbms() != dbmsDBASE) - && (pDb->Dbms() != dbmsXBASE_SEQUITER) - ) // Found a keyfield + if ( j && (pDb->Dbms() != dbmsDBASE) + && (pDb->Dbms() != dbmsXBASE_SEQUITER) ) // Found a keyfield { switch (pDb->Dbms()) { @@ -1492,7 +1565,7 @@ bool wxDbTable::CreateTable(bool attemptDrop) #endif // Execute the CREATE TABLE statement - RETCODE retcode = SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS); + RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) { pDb->DispAllErrors(henv, hdbc, hstmt); @@ -1532,7 +1605,7 @@ bool wxDbTable::DropTable() cout << endl << sqlStmt.c_str() << endl; #endif - RETCODE retcode = SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS); + RETCODE retcode = SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS); if (retcode != SQL_SUCCESS) { // Check for "Base table not found" error and ignore @@ -1612,11 +1685,14 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol if (!ok) { + #if 0 + // retcode is not used wxODBC_ERRORS retcode; // Oracle returns a DB_ERR_GENERAL_ERROR if the column is already // defined to be NOT NULL, but reportedly MySQL doesn't mind. // This line is just here for debug checking of the value retcode = (wxODBC_ERRORS)pDb->DB_STATUS; + #endif } } else @@ -1651,8 +1727,28 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol sqlStmt += pDb->SQLColumnName(pIdxDefs[i].ColName); // sqlStmt += pIdxDefs[i].ColName; + // MySQL requires a key length on VARCHAR keys + if ( pDb->Dbms() == dbmsMY_SQL ) + { + // Find the details on this column + int j; + for ( j = 0; j < noCols; ++j ) + { + if ( wxStrcmp( pIdxDefs[i].ColName, colDefs[j].ColName ) == 0 ) + { + break; + } + } + if ( colDefs[j].DbDataType == DB_DATA_TYPE_VARCHAR) + { + wxString s; + s.Printf(wxT("(%d)"), colDefs[i].SzDataObj); + sqlStmt += s; + } + } + // Postgres and SQL Server 7 do not support the ASC/DESC keywords for index columns - if (!((pDb->Dbms() == dbmsMS_SQL_SERVER) && (strncmp(pDb->dbInf.dbmsVer,"07",2)==0)) && + if (!((pDb->Dbms() == dbmsMS_SQL_SERVER) && (wxStrncmp(pDb->dbInf.dbmsVer,_T("07"),2)==0)) && !(pDb->Dbms() == dbmsPOSTGRES)) { if (pIdxDefs[i].Ascending) @@ -1661,7 +1757,7 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol sqlStmt += wxT(" DESC"); } else - wxASSERT_MSG(pIdxDefs[i].Ascending, "Datasource does not support DESCending index columns"); + wxASSERT_MSG(pIdxDefs[i].Ascending, _T("Datasource does not support DESCending index columns")); if ((i + 1) < noIdxCols) sqlStmt += wxT(","); @@ -1677,7 +1773,7 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol #endif // Execute the CREATE INDEX statement - if (SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) + if (SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) { pDb->DispAllErrors(henv, hdbc, hstmt); pDb->RollbackTrans(); @@ -1714,7 +1810,7 @@ bool wxDbTable::DropIndex(const wxString &idxName) pDb->SQLTableName(tableName.c_str()).c_str()); else if ((pDb->Dbms() == dbmsMS_SQL_SERVER) || (pDb->Dbms() == dbmsSYBASE_ASE) || - (pDb->Dbms() == dbmsXBASE_SEQUITER)) + (pDb->Dbms() == dbmsXBASE_SEQUITER)) sqlStmt.Printf(wxT("DROP INDEX %s.%s"), pDb->SQLTableName(tableName.c_str()).c_str(), pDb->SQLTableName(idxName.c_str()).c_str()); @@ -1728,7 +1824,7 @@ bool wxDbTable::DropIndex(const wxString &idxName) cout << endl << sqlStmt.c_str() << endl; #endif - if (SQLExecDirect(hstmt, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) + if (SQLExecDirect(hstmt, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) { // Check for "Index not found" error and ignore pDb->GetNextError(henv, hdbc, hstmt); @@ -1811,7 +1907,8 @@ int wxDbTable::Insert(void) // Insert the record by executing the already prepared insert statement RETCODE retcode; retcode=SQLExecute(hstmtInsert); - if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO && + retcode != SQL_NEED_DATA) { // Check to see if integrity constraint was violated pDb->GetNextError(henv, hdbc, hstmtInsert); @@ -1824,6 +1921,40 @@ int wxDbTable::Insert(void) return(DB_FAILURE); } } + if (retcode == SQL_NEED_DATA) + { + PTR pParmID; + retcode = SQLParamData(hstmtInsert, &pParmID); + while (retcode == SQL_NEED_DATA) + { + // Find the parameter + int i; + for (i=0; i < noCols; i++) + { + if (colDefs[i].PtrDataObj == pParmID) + { + // We found it. Store the parameter. + retcode = SQLPutData(hstmtInsert, pParmID, colDefs[i].SzDataObj); + if (retcode != SQL_SUCCESS) + { + pDb->DispNextError(); + pDb->DispAllErrors(henv, hdbc, hstmtInsert); + return(DB_FAILURE); + } + break; + } + } + retcode = SQLParamData(hstmtInsert, &pParmID); + if (retcode != SQL_SUCCESS && + retcode != SQL_SUCCESS_WITH_INFO) + { + // record was not inserted + pDb->DispNextError(); + pDb->DispAllErrors(henv, hdbc, hstmtInsert); + return(DB_FAILURE); + } + } + } // Record inserted into the datasource successfully return(DB_SUCCESS); @@ -2304,7 +2435,7 @@ ULONG wxDbTable::Count(const wxString &args) } // Execute the SQL statement - if (SQLExecDirect(*hstmtCount, (UCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) + if (SQLExecDirect(*hstmtCount, (SQLTCHAR FAR *) sqlStmt.c_str(), SQL_NTS) != SQL_SUCCESS) { pDb->DispAllErrors(henv, hdbc, *hstmtCount); return(0); @@ -2344,8 +2475,8 @@ bool wxDbTable::Refresh(void) hstmt = hstmtInternal; #if wxODBC_BACKWARD_COMPATABILITY // Save the where and order by clauses - char *saveWhere = where; - char *saveOrderBy = orderBy; + wxChar *saveWhere = where; + wxChar *saveOrderBy = orderBy; #else wxString saveWhere = where; wxString saveOrderBy = orderBy; @@ -2409,7 +2540,10 @@ bool wxDbTable::SetColNull(UWORD colNo, bool set) { colDefs[colNo].Null = set; if (set) // Blank out the values in the member variable - ClearMemberVar(colNo,FALSE); // Must call with FALSE, or infinite recursion will happen + ClearMemberVar(colNo, FALSE); // Must call with FALSE here, or infinite recursion will happen + + setCbValueForColumn(colNo); + return(TRUE); } else @@ -2421,18 +2555,21 @@ bool wxDbTable::SetColNull(UWORD colNo, bool set) /********** wxDbTable::SetColNull() **********/ bool wxDbTable::SetColNull(const wxString &colName, bool set) { - int i; - for (i = 0; i < noCols; i++) + int colNo; + for (colNo = 0; colNo < noCols; colNo++) { - if (!wxStricmp(colName, colDefs[i].ColName)) + if (!wxStricmp(colName, colDefs[colNo].ColName)) break; } - if (i < noCols) + if (colNo < noCols) { - colDefs[i].Null = set; + colDefs[colNo].Null = set; if (set) // Blank out the values in the member variable - ClearMemberVar(i,FALSE); // Must call with FALSE, or infinite recursion will happen + ClearMemberVar(colNo,FALSE); // Must call with FALSE here, or infinite recursion will happen + + setCbValueForColumn(colNo); + return(TRUE); } else @@ -2528,7 +2665,7 @@ void wxDbTable::SetRowMode(const rowmode_t rowmode) SetCursor(hstmtDefault); break; default: - assert(0); + wxASSERT(0); } } // wxDbTable::SetRowMode() @@ -2556,10 +2693,10 @@ wxVariant wxDbTable::GetCol(const int colNo) const val = (long)(*(unsigned long *)(colDefs[colNo].PtrDataObj)); break; case SQL_C_TINYINT: - val = (long)(*(char *)(colDefs[colNo].PtrDataObj)); + val = (long)(*(wxChar *)(colDefs[colNo].PtrDataObj)); break; case SQL_C_UTINYINT: - val = (long)(*(unsigned char *)(colDefs[colNo].PtrDataObj)); + val = (long)(*(wxChar *)(colDefs[colNo].PtrDataObj)); break; case SQL_C_USHORT: val = (long)(*(UWORD *)(colDefs[colNo].PtrDataObj)); @@ -2584,14 +2721,6 @@ wxVariant wxDbTable::GetCol(const int colNo) const } // wxDbTable::GetCol() -void csstrncpyt(char *s, const char *t, int n) -{ - while ((*s++ = *t++) && --n) - {}; - - *s = '\0'; -} - void wxDbTable::SetCol(const int colNo, const wxVariant val) { //FIXME: Add proper wxDateTime support to wxVariant.. @@ -2614,7 +2743,7 @@ void wxDbTable::SetCol(const int colNo, const wxVariant val) { case SQL_CHAR: case SQL_VARCHAR: - csstrncpyt((char *)(colDefs[colNo].PtrDataObj), + csstrncpyt((wxChar *)(colDefs[colNo].PtrDataObj), val.GetString().c_str(), colDefs[colNo].SzDataObj-1); break; @@ -2630,10 +2759,10 @@ void wxDbTable::SetCol(const int colNo, const wxVariant val) *(unsigned long *)(colDefs[colNo].PtrDataObj) = val.GetLong(); break; case SQL_C_TINYINT: - *(char *)(colDefs[colNo].PtrDataObj) = val.GetChar(); + *(wxChar *)(colDefs[colNo].PtrDataObj) = val.GetChar(); break; case SQL_C_UTINYINT: - *(unsigned char *)(colDefs[colNo].PtrDataObj) = val.GetChar(); + *(wxChar *)(colDefs[colNo].PtrDataObj) = val.GetChar(); break; case SQL_C_USHORT: *(unsigned short *)(colDefs[colNo].PtrDataObj) = val.GetLong();