74 lines
1.3 KiB
C
74 lines
1.3 KiB
C
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#ifndef MDBGUARD_H
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#define MDBGUARD_H
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#include <QMutex> //线程保护序列化
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#include <QtSql/QSqlDatabase>
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#include <QtSql/QSqlQuery>
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#include <QtSql/QSqlError>
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#include <QtSql/QSqlIndex>
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#include <QtSql/QSqlRecord>
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#include <QTextStream>
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#include <QStringList>
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#include <QVariant>
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#include <windows.h>
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#include <QFile>
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#include <QFileDialog>
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typedef struct
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{
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QString a;
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DWORD b;
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long c;
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}CDBPARAMETER;
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typedef std::vector<CDBPARAMETER*> ParamListVec;
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class MyDataBase
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{
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public:
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MyDataBase();
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~MyDataBase();
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private:
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MyDataBase(const MyDataBase &);
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MyDataBase operator =(const MyDataBase &);
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private:
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static MyDataBase *m_pInstance;
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public:
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static MyDataBase * GetInstance();
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bool ConnectAccessDB(const QString &strDBName,const QString &strUser,const QString &strPwd) const;
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public:
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QSqlDatabase GetDatabase() const
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{
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return QSqlDatabase::database("MyAccessDB");
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}
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QSqlQuery GetSqlQuery() const
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{
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static QSqlQuery query(m_pInstance->GetDatabase());
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return query;
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}
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bool IsValid() const
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{
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return this->GetDatabase().isValid();
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}
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bool IsConnected() const
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{
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return this->GetDatabase().isOpen();
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}
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};
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class MdbGuard
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{
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public:
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MdbGuard();
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};
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#endif // MDBGUARD_H
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