dbsrv.h

来自「Visual_C++.NET精彩案例237.rar」· C头文件 代码 · 共 32 行

#ifndef _DBSERVER_INCLUDE
#define _DBSERVER_INCLUDE

typedef long HRESULT;

class CDB {
  // Interfaces
  public:
	  	// Interface for data access
		HRESULT Read(short nTable, short nRow, LPTSTR lpszData);
		HRESULT Write(short nTable, short nRow, LPCTSTR lpszData);

		// Interface for database management
		HRESULT Create(short &nTable, LPCTSTR lpszName);
		HRESULT Delete(short nTable);

		// Interface for database information
		HRESULT GetNumTables(short &nNumTables);
		HRESULT GetTableName(short nTable, LPTSTR lpszName);
		HRESULT GetNumRows(short nTable, short &nRows);

  // Implementation
  private:
  	CPtrArray 	 m_arrTables; 	 // Array of pointers to CStringArray (the "database")
		CStringArray m_arrNames; // Array of table names
	public:
		~CDB();
};

#endif