OnixS BME SENAF Handler C++ library 2.3.0
API documentation
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HandlerStateChangeListener.h
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1/*
2 * Copyright Onix Solutions Limited [OnixS]. All rights reserved.
3 *
4 * This software owned by Onix Solutions Limited [OnixS] and is protected by
5 * copyright law and international copyright treaties.
6 *
7 * Access to and use of the software is governed by the terms of the applicable
8 * ONIXS Software Services Agreement (the Agreement) and Customer end user
9 * license agreements granting a non-assignable, non-transferable and
10 * non-exclusive license to use the software for it's own data processing
11 * purposes under the terms defined in the Agreement.
12 *
13 * Except as otherwise granted within the terms of the Agreement, copying or
14 * reproduction of any part of this source code or associated reference material
15 * to any other location for further reproduction or redistribution, and any
16 * amendments to this copyright notice, are expressly prohibited.
17 *
18 * Any reproduction or redistribution for sale or hiring of the Software not in
19 * accordance with the terms of the Agreement is a violation of copyright law.
20 */
21
22#pragma once
23
24#include <OnixS/Senaf/MarketData/Export.h>
26
27#include <string>
28
29namespace OnixS { namespace Senaf { namespace MarketData {
30
33class ONIXS_BME_SENAF_EXPORT HandlerStateChange
34{
35public:
38
40 HandlerState newState() const;
41
43 HandlerState oldState() const;
44
46 std::string toString() const;
47
49 void toString(std::string&) const;
50
51private:
52 HandlerState newState_;
53 HandlerState oldState_;
54
56
57 HandlerStateChange& operator=(const HandlerStateChange&);
58};
59
61{
62 return newState_;
63}
64
66{
67 return oldState_;
68}
69
70inline std::string HandlerStateChange::toString() const
71{
72 std::string str;
73
74 toString(str);
75
76 return str;
77}
78
80class ONIXS_BME_SENAF_EXPORT HandlerStateChangeListener
81{
82public:
86 virtual void onHandlerStateChange(const HandlerStateChange& change) = 0;
87
88protected:
90};
91
92}}} // namespace OnixS::Senaf::MarketData
virtual void onHandlerStateChange(const HandlerStateChange &change)=0
Defines the interface through which the Handler notifies subscribers about Handler state change event...
std::string toString() const
String representation.
void toString(std::string &) const
Appends string representation.
HandlerStateChange(HandlerState newState, HandlerState oldState)
Initialize instance.
HandlerStates::Enum HandlerState
States of the Handler in which it may reside.