mirror of https://github.com/polybar/polybar.git
58 lines
1.3 KiB
C++
58 lines
1.3 KiB
C++
#ifndef _REGISTRY_HPP_
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#define _REGISTRY_HPP_
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#include <condition_variable>
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#include "exception.hpp"
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#include "modules/base.hpp"
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DefineBaseException(RegistryError);
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DefineChildException(ModuleNotFound, RegistryError);
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struct ModuleEntry
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{
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concurrency::Atomic<bool> warmedup;
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std::unique_ptr<modules::ModuleInterface> module;
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ModuleEntry(std::unique_ptr<modules::ModuleInterface> &&module)
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{
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this->warmedup = false;
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this->module.swap(module);
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}
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};
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class Registry
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{
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// Stopped and no loaded modules
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const int STAGE_1 = 1;
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// Modules loaded but waiting for initial broadcast
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const int STAGE_2 = 2;
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// Running
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const int STAGE_3 = 3;
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// Unloading modules
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const int STAGE_4 = 4;
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concurrency::Atomic<int> stage;
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std::vector<std::unique_ptr<ModuleEntry>> modules;
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std::mutex wait_mtx;
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std::condition_variable wait_cv;
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public:
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Registry();
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bool ready();
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void insert(std::unique_ptr<modules::ModuleInterface> &&module);
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void load();
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void unload();
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bool wait();
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void notify(const std::string& module_name);
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std::string get(const std::string& module_name);
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std::unique_ptr<ModuleEntry>& find(const std::string& module_name) throw(ModuleNotFound);
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};
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std::shared_ptr<Registry> &get_registry();
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#endif
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