pure virtual member function ?

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1 total messages Started by SANTADOG Mon, 11 Jan 1993 17:15

#271

Author: SANTADOG
Date: Mon, 11 Jan 1993 17:15

45 lines
1972 bytes

From: simon <santadog@isys.king.ac.uk>
Subject: pure virtual member function ??
Via: uk.ac.kingston; Mon, 11 Jan 1993 17:13:54 +0000
To: MACAPP3TECH$@applelink.apple.com
 
Can anyone explain this error from compiling FotoApp, please?
 
File "UIPCommand.h"; line 86 # warning: pure virtual member function
TIPCommand::DoImageProcessing() must be defined because TIPCommand is derived
from PascalObject
 
thank-you in..
slucas
 
UIPCommand.h
-----------
class TIPCommand : public TClientCommand {
private:
        PicHandle       fOldPicture;
        PicHandle       fNewPicture;
public:
        virtual pascal void                     IIPCommand(CommandNumber itsC
ommandNumber,
 
      TImageDocument* itsDocument,
 
      AEEventID itsEventID);
        virtual pascal void                     Initialize();
                                           //      OVERRIDE
        virtual pascal void                     Free();
                                                   //      OVERRIDE
 
        virtual pascal void                     DoIt();
                                                   //      OVERRIDE
        virtual pascal void                     UndoIt();
                                                   //      OVERRIDE
        virtual pascal void                     RedoIt();
                                                   //      OVERRIDE
 
        virtual pascal void                     ProcessReply(TAppleEvent* the
Reply);            //      OVERRIDE
 
        virtual pascal TImageDocument*  GetImageDocument();
};

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