zypp::callback::TempConnect< _Report > Struct Template Reference

Temporarily connect a ReceiveReport then restore the previous one. More...

#include <Callback.h>

List of all members.

Public Types

typedef ReceiveReport< _Report > Receiver
typedef DistributeReport< _Report > Distributor

Public Member Functions

 TempConnect (Receiver &rec_r)
 ~TempConnect ()

Private Attributes

Receiver * _oldRec

Detailed Description

template<class _Report>
struct zypp::callback::TempConnect< _Report >

Temporarily connect a ReceiveReport then restore the previous one.

Pass the ReceiveReport you want to connect temporarily to the ctor. The ReceiveReport is connected, a previously connected ReceiveReport is remembered and re-connected in the dtor. 

  struct FooReceive : public callback::ReceiveReport<Foo>
  {..};
  struct FooReceive2 : public callback::ReceiveReport<Foo>
  {..};

  FooReceive  r;
  FooReceive2 r2;

  r.connect();
  ... // r receiving the report
  {
    callback::TempConnect<Foo> temp( r2 );
    ...// r2 receiving the report
  }
  ...// r receiving the report

Definition at line 248 of file Callback.h.

Member Typedef Documentation

template<class _Report>
typedef ReceiveReport<_Report> zypp::callback::TempConnect< _Report >::Receiver

Definition at line 250 of file Callback.h.

template<class _Report>
typedef DistributeReport<_Report> zypp::callback::TempConnect< _Report >::Distributor

Definition at line 251 of file Callback.h.

Constructor & Destructor Documentation

template<class _Report>
zypp::callback::TempConnect< _Report >::TempConnect ( Receiver &  rec_r  )  [inline]

Definition at line 253 of file Callback.h.

template<class _Report>
zypp::callback::TempConnect< _Report >::~TempConnect (  )  [inline]

Definition at line 259 of file Callback.h.

References zypp::callback::TempConnect< _Report >::_oldRec, zypp::callback::DistributeReport< _Report >::instance(), zypp::callback::DistributeReport< _Report >::noReceiver(), and zypp::callback::DistributeReport< _Report >::setReceiver().

Member Data Documentation

template<class _Report>
Receiver* zypp::callback::TempConnect< _Report >::_oldRec [private]

Definition at line 267 of file Callback.h.

Referenced by zypp::callback::TempConnect< _Report >::~TempConnect().

The documentation for this struct was generated from the following file:
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