MyQuery.h

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#ifndef __DCL_MYSQL_QUERY_H__
#define __DCL_MYSQL_QUERY_H__   20031025_20250414
 
__DCL_BEGIN_NAMESPACE
 
class MyField;
class MyParam;
 
class MyQuery : public SQL::Query
{
    DECLARE_CLASSINFO(MyQuery)
public:
    void setErrorStatus(SQL::Error _error,
            const wchar_t* _filename, int _line);
    void setErrorStatus(const ByteString& _message,
            const wchar_t* _filename, int _line);
 
    MyConnection*   conn() const;
    MYSQL_STMT*     stmt() const;
 
protected:
    MYSQL_STMT*     __stmt;
    MYSQL_BIND*     __inBINDs;
    MYSQL_BIND*     __outBINDs;
    void*           __outBuffer;
 
    MyParam*     __params;
    MyField*     __fields;
 
protected:
    bool reset();
    bool initFields();
    bool initParams(size_t _paramCount);
 
public:
    MyQuery(MyConnection* pConnection);
    virtual ~MyQuery();
    virtual void __destroy();
    virtual bool __prepare(const char* _sql, size_t _sqllen,
            size_t _paramCount);
    virtual bool __execute();
    virtual bool __fetch();
    virtual bool __nextResult();
 
    virtual bool __getField(size_t _index, SQL::Field** _fieldHandleOut);
    virtual bool __getParam(size_t _index, SQL::Param** _paramHandleOut);
};
 
inline MyConnection* MyQuery::conn() const
{ 
    return (MyConnection*)Query::__connHandle;
}
 
inline MYSQL_STMT* MyQuery::stmt() const
{
    return __stmt;
}
 
inline void MyQuery::setErrorStatus(SQL::Error _error,
        const wchar_t* _filename, int _line)
{
    conn()->setErrorStatus(
            _error,
            _filename,
            _line
            );
}
 
inline void MyQuery::setErrorStatus(const ByteString& _message,
        const wchar_t* _filename, int _line)
{
    conn()->setErrorStatus(
            _message,
            _filename,
            _line
            );
}
 
__DCL_END_NAMESPACE
 
#endif  // __DCL_MYSQL_QUERY_H__