BruNews
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Réponse acceptée !
Un exemple, si prob tu demandes mais regarde la doc MSDN avant.
#include <windows.h>
#include <sql.h>
#include <sqlext.h>
#include "McrAsm.h"
#pragma comment(lib, "odbc32.lib")
HINSTANCE hinst;
SQLHANDLE henv, hconn;
long lerror = 0;
char szbuff[1024];
char *szappname = "Connect";
int OdbcConnEnvCreate()
{
SQLRETURN retcd;
retcd = SQLAllocHandle(SQL_HANDLE_ENV, SQL_NULL_HANDLE, &henv);
if(retcd == SQL_SUCCESS) goto envOK;
if(retcd == SQL_SUCCESS_WITH_INFO) goto envOK;
strcpy(szbuff, "Environment handle allocation failed");
goto errMsg;
envOK:
retcd = SQLSetEnvAttr(henv,SQL_ATTR_ODBC_VERSION, (SQLPOINTER)SQL_OV_ODBC3,0);
if(retcd == SQL_SUCCESS) goto versOK;
if(retcd == SQL_SUCCESS_WITH_INFO) goto versOK;
strcpy(szbuff, "ODBC version incorrecte");
goto envOut;
versOK:
retcd = SQLAllocHandle(SQL_HANDLE_DBC, henv, &hconn);
if((retcd == SQL_SUCCESS) || (retcd == SQL_SUCCESS_WITH_INFO)) return 1;
strcpy(szbuff, "Connection handle allocation failed");
envOut:
SQLFreeHandle(SQL_HANDLE_ENV, henv);
errMsg:
MessageBox(0, szbuff, szappname, MB_ICONERROR);
return 0;
}
int OdbcMdbConnect(int unic, int rdonly, char* dbname, char* dbpwd) // les 2 char* options
{
SQLRETURN retcd;
retcd = SQLSetConnectAttr(hconn, SQL_ATTR_ACCESS_MODE, (SQLPOINTER)SQL_MODE_READ_ONLY, 0);
char *c = bnstrcpy(szbuff, "DRIVER={Microsoft Access Driver (*.mdb)};");
if(unic) c = bnstrcpy(c, "EXCLUSIVE=1;");
*c = 'D'; *(c+1) = 'B'; *(c+2) = 'Q'; *(c+3) = '='; *(c+4) = 0;
if(rdonly) SQLSetConnectAttr(hconn, SQL_ATTR_ACCESS_MODE, (SQLPOINTER)SQL_MODE_READ_ONLY, 0);
if(dbname) {
c += 4;
if(dbname[0]) {
c = bnstrcpy(c, dbname);
if(dbpwd) {
if(dbpwd[0]) {
*c = ';'; *(c+1) = 'P'; *(c+2) = 'W'; *(c+3) = 'D'; *(c+4) = '=';
c = bnstrcpy(c+5, dbpwd);
}
}
}
}
retcd = SQLDriverConnect(hconn, 0, (SQLCHAR*)szbuff, c - szbuff,
0, 0, 0, SQL_DRIVER_COMPLETE_REQUIRED);
if((retcd == SQL_SUCCESS) || (retcd == SQL_SUCCESS_WITH_INFO)) return 1;
SQLFreeHandle(SQL_HANDLE_DBC, hconn);
SQLFreeHandle(SQL_HANDLE_ENV, henv);
return 0;
}
void AppPathInitialize()
{
char szThis[300];
char* c = szThis + GetModuleFileName(NULL, szThis, 300);
while(*c != '\\') c--; *c = 0;
SetCurrentDirectory(szThis);
}
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE, PSTR, int)
{
hinst = hInstance;
AppPathInitialize();
if(!OdbcConnEnvCreate()) return 0;
if(!OdbcMdbConnect(1 , 0, "Mybase.mdb", 0)) return 0;
MessageBox(0, "OK", szappname, MB_ICONINFORMATION);
SQLDisconnect(hconn);
SQLFreeHandle(SQL_HANDLE_DBC, hconn);
SQLFreeHandle(SQL_HANDLE_ENV, henv);
return 0;
}
ciao...
BruNews, Admin CS, MVP Visual C++
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