C / C++ / MFC

// Assume we have many implementations of a classes derived from CWorkerBase.
// They are named CWorkerBase_CompanyName.
 
class CFactoryBase
{
public:
    virtual CWorkerBase* Create() = 0;
};

class CFactory_Microsoft : public CFactoryBase
{
public:
    virtual CWorkerBase* Create()
    {
       return new CWorkerBase_Mircrosoft();
    }
};

class CFactory_Borland  : public CFactoryBase
{
public:
    virtual CWorkerBase* Create()
    {
       return new CWorkerBase_Borland();
    }
};

Roger Stoltz wrote:

Strange votings again, reminds me of my post two weeks ago in The Lounge[^]

class a
{
    virtual a()
    {
    }
};

NS17 wrote:

error C2633: 'a' : 'inline' is the only legal storage class for constructors

"Let us be thankful for the fools. But for them the rest of us could not succeed." - Mark Twain

"There is no death, only a change of worlds." - Native American Proverb

Rinu_Raj wrote:

Do any one know about Virtual Constructors ?

"Let us be thankful for the fools. But for them the rest of us could not succeed." - Mark Twain

"There is no death, only a change of worlds." - Native American Proverb

rajeevktripathi wrote:

I want to run my program while Booting the system by inserting the program name in the registry key
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager

"Let us be thankful for the fools. But for them the rest of us could not succeed." - Mark Twain

"There is no death, only a change of worlds." - Native American Proverb