mirror of
https://github.com/cocos/cocos-engine.git
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94 lines
3.6 KiB
C++
94 lines
3.6 KiB
C++
/****************************************************************************
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Copyright (c) 2017-2022 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated engine source code (the "Software"), a limited,
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worldwide, royalty-free, non-assignable, revocable and non-exclusive license
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to use Cocos Creator solely to develop games on your target platforms. You shall
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not use Cocos Creator software for developing other software or tools that's
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used for developing games. You are not granted to publish, distribute,
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sublicense, and/or sell copies of Cocos Creator.
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The software or tools in this License Agreement are licensed, not sold.
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Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#pragma once
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#include <memory>
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#include <vector>
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#include "application/BaseApplication.h"
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namespace cc {
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class CC_DLL ApplicationManager {
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public:
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static ApplicationManager* getInstance();
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using ApplicationPtr = std::shared_ptr<BaseApplication>;
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/**
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* @brief Generate application entry.
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*/
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template <class T>
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std::enable_if_t<std::is_base_of<BaseApplication, T>::value, ApplicationPtr>
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createApplication() {
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ApplicationPtr app = std::make_shared<T>();
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_apps.push_back(app);
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_currentApp = app;
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return app;
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}
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/**
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* @brief Release all generated applications.
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*/
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void releseAllApplications();
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/**
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* @brief Get the current application, may get empty.
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*/
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ApplicationPtr getCurrentApp() const;
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/**
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* @brief Get the current application, make sure it is not empty.
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* Used to get the engine.
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*/
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ApplicationPtr getCurrentAppSafe() const;
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private:
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std::weak_ptr<BaseApplication> _currentApp;
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std::vector<ApplicationPtr> _apps;
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};
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} // namespace cc
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#define CC_APPLICATION_MANAGER() cc::ApplicationManager::getInstance()
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#define CC_CURRENT_APPLICATION() CC_APPLICATION_MANAGER()->getCurrentApp()
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#define CC_CURRENT_APPLICATION_SAFE() CC_APPLICATION_MANAGER()->getCurrentAppSafe()
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#define CC_CURRENT_ENGINE() CC_CURRENT_APPLICATION_SAFE()->getEngine()
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#define CC_GET_PLATFORM_INTERFACE(intf) CC_CURRENT_ENGINE()->getInterface<intf>()
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/**
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* @brief Called at the user-defined main entry
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*/
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#define CC_START_APPLICATION(className) \
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do { \
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auto app = CC_APPLICATION_MANAGER()->createApplication<className>(); \
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if (app->init()) { \
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return -1; \
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} \
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return app->run(argc, argv); \
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} while (0)
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#define CC_REGISTER_APPLICATION(className) \
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int cocos_main(int argc, const char** argv) { \
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CC_START_APPLICATION(className); \
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}
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