Medical Imaging Interaction Toolkit  2016.11.0
Medical Imaging Interaction Toolkit
berryIStateListener.cpp
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1 /*===================================================================
2 
3 BlueBerry Platform
4 
5 Copyright (c) German Cancer Research Center,
6 Division of Medical and Biological Informatics.
7 All rights reserved.
8 
9 This software is distributed WITHOUT ANY WARRANTY; without
10 even the implied warranty of MERCHANTABILITY or FITNESS FOR
11 A PARTICULAR PURPOSE.
12 
13 See LICENSE.txt or http://www.mitk.org for details.
14 
15 ===================================================================*/
16 
17 #include "berryIStateListener.h"
18 
19 #include "berryState.h"
20 
21 namespace berry {
22 
23 void
26 {
27  if (l == nullptr) return;
28 
29  stateChanged += Delegate(l, &IStateListener::HandleStateChange);
30 }
31 
32 void
35 {
36  if (l == nullptr) return;
37 
38  stateChanged -= Delegate(l, &IStateListener::HandleStateChange);
39 }
40 
42 {
43 }
44 
45 }
void RemoveListener(IStateListener *listener)
virtual void HandleStateChange(const SmartPointer< State > &state, const SmartPointer< Object > &oldValue)=0
void AddListener(IStateListener *listener)