create an object with variable CLASS

[Axel Freyn]

On Wed, Oct 28, 2009 at 02:26:18AM +0330, Mohsen Pahlevanzadeh wrote:
> On Tue, 2009-10-27 at 10:49 +0000, Andrew Haley wrote:
> > Mohsen Pahlevanzadeh wrote:
> > > i define an object from class base & call dosomthing & get gollowing
> > > error:
> > > request for member ‘dosomthing’ in ‘base’, which is of non-class type
> > > ‘Base*’
> > 
> > Please post the source.
> > 
> > Andrew.
That's not the correct source - in your source, the function
"dosomthing" is nowhere defined!
Nevertheless: "base" is a pointer ("of non-class type 'Base*'"), so you
have to use:
"base->dosomthing()" and NOT "base.dosomthing()"
Are you doing that?

Axel
> ///////////////////////////////////////////////////////////////////////////////////////////
> module_management* create_object(char * class_name){
>         if (c_find(class_name) == NULL){
> 	        if (strcmp (class_name,"mikrotik") == 0)
>         	        return  new mikrotik;
>         }
>         
> 
> }
> /////////////////////////////////////////////////////////////////////////////////////////////
> class module_management{ ///This is base class
>         public:
>         //      list<modules> modules_list;
>         //      list<modules>::iterator it;
>                 module_management();
>         //      char * classes[20][4];  
>                 char *section,*ipaddr,*hostname,*username,*password;
>                 virtual void printg() = 0; //THIS IS RECOMMENDED OF AXEL
>                 //FILE *fptr;
>                 bool config_file_processor( char *str);
>                 bool set_classes( char * class_name);// set classes
> array (append to classes array)
>                 bool is_classes( char *class_name);//search classes
> array for the class
>                 module_management *create_object( char *class_name) ; //
> Loading a module
>                 bool delete_classes(char *class_name); //delete a class
> from claases array for using in unload_module method
>                 bool unload_module( char *class_name);//unloading the
> module
> 
> };//end of module_management class
> //////////////////////////////////////////////////////////////////////////////////////////////////
> class mikrotik:public module_management{
>         public:
>                 void printg(){printf ("saaaaaaaaaalaaaaaaaaaaam");};
> };
> 
> 
> 
> 
> 
> 
> //////////////////////////////////////////////////////////////////////////////////////////////