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Added support for creating forward or backward scrolling cursors support at run-time versus compile time. Default behavior will be determined by wxODBC_FWD_ONLY_CURSORS set in setup.h

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4767 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
George Tasker
1999-11-29 19:20:53 +00:00
parent 0b72db08a7
commit a3439c7d16
4 changed files with 110 additions and 55 deletions
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50
src/common/db.cpp
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@@ -111,7 +111,7 @@ char SQLLOGfn[DB_PATH_MAX+1] = "sqllog.txt";
char DBerrorList[DB_MAX_ERROR_HISTORY][DB_MAX_ERROR_MSG_LEN];
/********** wxDB Constructor **********/
wxDB::wxDB(HENV &aHenv)
wxDB::wxDB(HENV &aHenv, bool FwdOnlyCursors)
{
int i;
@@ -155,6 +155,7 @@ wxDB::wxDB(HENV &aHenv)
// Copy the HENV into the db class
henv = aHenv;
fwdOnlyCursors = FwdOnlyCursors;
// Allocate a data source connection handle
if (SQLAllocConnect(henv, &hdbc) != SQL_SUCCESS)
@@ -178,11 +179,11 @@ bool wxDB::Open(char *Dsn, char *Uid, char *AuthStr)
RETCODE retcode;
#if !wxODBC_FWD_ONLY_CURSORS
// Specify that the ODBC cursor library be used, if needed. This must be
// specified before the connection is made.
retcode = SQLSetConnectOption(hdbc, SQL_ODBC_CURSORS, SQL_CUR_USE_IF_NEEDED);
if (!FwdOnlyCursors())
{
// Specify that the ODBC cursor library be used, if needed. This must be
// specified before the connection is made.
retcode = SQLSetConnectOption(hdbc, SQL_ODBC_CURSORS, SQL_CUR_USE_IF_NEEDED);
#ifdef DBDEBUG_CONSOLE
if (retcode == SQL_SUCCESS)
@@ -190,8 +191,7 @@ bool wxDB::Open(char *Dsn, char *Uid, char *AuthStr)
else
cout << "SQLSetConnectOption(CURSOR_LIB) failed" << endl;
#endif
#endif
}
// Connect to the data source
retcode = SQLConnect(hdbc, (UCHAR FAR *) Dsn, SQL_NTS,
@@ -1688,15 +1688,12 @@ bool wxDB::WriteSqlLog(const char *logMsg)
*/
DBMS wxDB::Dbms(void)
{
wxChar baseName[25];
wxChar baseName[25+1];
wxStrncpy(baseName,dbInf.dbmsName,6);
baseName[6] = 0;
if (!wxStricmp(baseName,"Oracle"))
return(dbmsORACLE);
wxStrncpy(baseName,dbInf.dbmsName,25);
if (!wxStricmp(dbInf.dbmsName,"Adaptive Server Anywhere"))
return(dbmsSYBASE_ASA);
if (!wxStricmp(dbInf.dbmsName,"SQL Server")) // Sybase Adaptive Server Enterprise
if (!wxStricmp(dbInf.dbmsName,"SQL Server")) // Sybase Adaptive Server
return(dbmsSYBASE_ASE);
if (!wxStricmp(dbInf.dbmsName,"Microsoft SQL Server"))
return(dbmsMS_SQL_SERVER);
@@ -1704,24 +1701,29 @@ DBMS wxDB::Dbms(void)
return(dbmsMY_SQL);
if (!wxStricmp(dbInf.dbmsName,"PostgreSQL")) // v6.5.0
return(dbmsPOSTGRES);
if (!wxStricmp(dbInf.dbmsName,"ACCESS"))
return(dbmsACCESS);
wxStrncpy(baseName,dbInf.dbmsName,5);
baseName[5] = 0;
if (!wxStricmp(baseName,"DBASE"))
return(dbmsDBASE);
wxStrncpy(baseName,dbInf.dbmsName,8);
baseName[8] = 0;
if (!wxStricmp(baseName,"Informix"))
return(dbmsINFORMIX);
return(dbmsUNIDENTIFIED);
baseName[6] = 0;
if (!wxStricmp(baseName,"Oracle"))
return(dbmsORACLE);
if (!wxStricmp(dbInf.dbmsName,"ACCESS"))
return(dbmsACCESS);
if (!wxStricmp(dbInf.dbmsName,"MySQL"))
return(dbmsMY_SQL);
baseName[5] = 0;
if (!wxStricmp(baseName,"DBASE"))
return(dbmsDBASE);
return(dbmsUNIDENTIFIED);
} // wxDB::Dbms()
/********** GetDbConnection() **********/
wxDB WXDLLEXPORT *GetDbConnection(DbStuff *pDbStuff)
wxDB WXDLLEXPORT *GetDbConnection(DbStuff *pDbStuff, bool FwdOnlyCursors)
{
DbList *pList;
@@ -1760,7 +1762,7 @@ wxDB WXDLLEXPORT *GetDbConnection(DbStuff *pDbStuff)
pList->PtrNext = 0;
pList->Free = FALSE;
wxStrcpy(pList->Dsn, pDbStuff->Dsn);
pList->PtrDb = new wxDB(pDbStuff->Henv);
pList->PtrDb = new wxDB(pDbStuff->Henv,FwdOnlyCursors);
// Connect to the datasource
if (pList->PtrDb->Open(pDbStuff->Dsn, pDbStuff->Uid, pDbStuff->AuthStr))