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27 lines
696 B
C++
27 lines
696 B
C++
/*
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* common.h, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#pragma once
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class CBattleCallback;
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template<typename Key, typename Val, typename Val2>
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const Val getValOr(const std::map<Key, Val> &Map, const Key &key, const Val2 defaultValue)
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{
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//returning references here won't work: defaultValue must be converted into Val, creating temporary
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auto i = Map.find(key);
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if(i != Map.end())
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return i->second;
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else
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return defaultValue;
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}
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void setCbc(std::shared_ptr<CBattleCallback> cb);
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std::shared_ptr<CBattleCallback> getCbc();
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