connection_points_interface.h

Go to the documentation of this file.

#ifndef SDK_BASE_CONNECTION_POINTS_INTERFACE_H_
#define SDK_BASE_CONNECTION_POINTS_INTERFACE_H_
 
#include <base/inc/sdk_results.h>
#include <base/inc/base_types.h>
#include <base/inc/sdk_component_interface.h>
#include <base/inc/sdk_ref_ptr.h>
 
namespace sdk {
 
FWD_DECL_INTERFACE(IConnectionPointContainer);
FWD_DECL_INTERFACE(IConnectionPoint);
FWD_DECL_INTERFACE(IConnectionsEnumerator);
 
typedef SDKUInt32 ConnectionPointCookie;
static const ConnectionPointCookie kConnectionPointInvalidCookie = 
  SDK_MAX_UINT32;
 
class IConnectionPointContainer : public ISDKComponent
{
public:
  virtual SDKResult SDK_CALLTYPE GetConnectionPointsCount(
    SDKUInt32& count) const throw() = 0;
  virtual SDKResult SDK_CALLTYPE GetConnectionPoint(SDKUInt32 idx, 
    IConnectionPointSP& cp) const throw() = 0;
  virtual SDKResult SDK_CALLTYPE FindConnectionPoint(const InterfaceId& id, 
    IConnectionPointSP& cp) const throw() = 0;
 
  SDK_IMPLEMENT_IID(IConnectionPointContainer)
  SDK_END_INTERFACE(IConnectionPointContainer)
};
SDK_DECLARE_IID(IConnectionPointContainer)
 
class IConnectionPoint : public ISDKComponent
{
public:
  virtual SDKResult SDK_CALLTYPE GetConnectionInterfaceId(
    InterfaceId& id) const throw() = 0;
 
  virtual SDKResult SDK_CALLTYPE Advise(ISDKComponent* sink, 
    SDKUInt32& cookie) throw() = 0;
  virtual SDKResult SDK_CALLTYPE Unadvise(SDKUInt32& cookie) throw() = 0;
 
  virtual SDKResult SDK_CALLTYPE GetConnections(
    IConnectionsEnumeratorSP& enumerator) const throw() = 0;
 
  SDK_IMPLEMENT_IID(IConnectionPoint)
  SDK_END_INTERFACE(IConnectionPoint)
};
SDK_DECLARE_IID(IConnectionPoint)
 
class IConnectionsEnumerator : public ISDKComponent
{
public:
  virtual SDKResult SDK_CALLTYPE Next(ISDKComponent** sink,
    SDKUInt32* cookie) const throw() = 0;
  virtual SDKResult SDK_CALLTYPE Reset() throw() = 0;
 
  SDK_IMPLEMENT_IID(IConnectionsEnumerator)
  SDK_END_INTERFACE(IConnectionsEnumerator)
};
SDK_DECLARE_IID(IConnectionsEnumerator)
 
 
} // namespace sdk
 
#endif // SDK_BASE_CONNECTION_POINTS_INTERFACE_H_