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- /*-------------------------------------------------------*/
- /* */
- /* Turbo Vision 1.0 */
- /* Turbo Vision Forms Demo */
- /* Copyright (c) 1991 by Borland International */
- /* */
- /* Datacoll.h: Header file for Datacoll.cpp */
- /* (Support header file for TVFORMS Demo) */
- /*-------------------------------------------------------*/
-
- #if !defined( __DATACOLL_H )
- #define __DATACOLL_H
-
- #define Uses_TStringCollection
- #define Uses_TStreamable
- #include <tv.h>
-
- enum KeyTypes {stringKey, longIntKey};
-
- class TDataCollection : public TStringCollection
- {
-
- public:
-
- TDataCollection( int, int, int , KeyTypes );
- virtual int compare( void *, void * );
- virtual void error( int code );
- virtual void freeItem( void * );
- virtual void setLimit( int );
-
- protected:
-
- TDataCollection( StreamableInit) : TStringCollection( streamableInit ) {};
- virtual void write( opstream& );
- virtual void *read( ipstream& );
-
- private:
-
- virtual const char *streamableName() const
- { return name; }
- virtual void *readItem( ipstream& );
- virtual void writeItem( void *, opstream& );
-
- public:
-
- static const char * const name;
- unsigned int itemSize;
- KeyTypes keyType;
- int status;
- static TStreamable *build();
-
- };
-
- inline ipstream& operator >> ( ipstream& is, TDataCollection& cl )
- { return is >> (TStreamable&)cl; }
- inline ipstream& operator >> ( ipstream& is, TDataCollection*& cl )
- { return is >> (void *&)cl; }
- inline opstream& operator << ( opstream& os, TDataCollection& cl )
- { return os << (TStreamable&)cl; }
- inline opstream& operator << ( opstream& os, TDataCollection* cl )
- { return os << (TStreamable *)cl; }
-
- #endif // __DATACOLL_H
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