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author | Piotr Dziwiński <piotrdz@gmail.com> | 2012-07-04 09:20:22 -0700 |
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committer | Piotr Dziwiński <piotrdz@gmail.com> | 2012-07-04 09:20:22 -0700 |
commit | 398186afd0f4f18ccdcffe8b7eb37f1873c28e61 (patch) | |
tree | a98913b7504c51b0ece167f43923867f277fab39 /src/common/singleton.h | |
parent | ca254d70b6501cbd8954c5764fec7f4665b53bfd (diff) | |
parent | 4a839d8734cd4c56ab0f7a3b1e60c0b451c39a9d (diff) | |
download | colobot-398186afd0f4f18ccdcffe8b7eb37f1873c28e61.tar.gz colobot-398186afd0f4f18ccdcffe8b7eb37f1873c28e61.tar.bz2 colobot-398186afd0f4f18ccdcffe8b7eb37f1873c28e61.zip |
Merge pull request #29 from Erihel/dev
Accepting pull request from Erihel. Logger, plugin support and sound interface.
Diffstat (limited to 'src/common/singleton.h')
-rw-r--r-- | src/common/singleton.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/common/singleton.h b/src/common/singleton.h new file mode 100644 index 0000000..8e423c5 --- /dev/null +++ b/src/common/singleton.h @@ -0,0 +1,57 @@ +// * This file is part of the COLOBOT source code +// * Copyright (C) 2012, Polish Portal of Colobot (PPC) +// * +// * This program is free software: you can redistribute it and/or modify +// * it under the terms of the GNU General Public License as published by +// * the Free Software Foundation, either version 3 of the License, or +// * (at your option) any later version. +// * +// * This program is distributed in the hope that it will be useful, +// * but WITHOUT ANY WARRANTY; without even the implied warranty of +// * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// * GNU General Public License for more details. +// * +// * You should have received a copy of the GNU General Public License +// * along with this program. If not, see http://www.gnu.org/licenses/. + +// singleton.h + + +#pragma once + +#include <cassert> + + +template<typename T> class CSingleton +{ + protected: + static T* mInstance; + + public: + static T& GetInstance() { + aserrt(mInstance); + return *mInstance; + } + + static T& GetInstancePointer() { + aserrt(mInstance); + return mInstance; + } + + static bool IsCreated() { + return mInstance != nullptr; + } + + CSingleton() { + assert(!mInstance); + mInstance = static_cast<T *>(this); + } + + ~CSingleton() { + mInstance = nullptr; + } + + private: + CSingleton& operator=(const CSingleton<T> &); + CSingleton(const CSingleton<T> &); +}; |