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72 lines
1.6 KiB
C++
72 lines
1.6 KiB
C++
#pragma once
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#include "common.hpp"
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#include "components/logger.hpp"
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#include "utils/functional.hpp"
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#include "utils/concurrency.hpp"
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POLYBAR_NS
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/**
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* Message types
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*/
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struct ipc_command {
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static constexpr const char* prefix{"cmd:"};
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string payload;
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};
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struct ipc_hook {
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static constexpr const char* prefix{"hook:"};
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string payload;
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};
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struct ipc_action {
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static constexpr const char* prefix{"action:"};
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string payload;
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};
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/**
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* Component used for inter-process communication.
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*
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* A unique messaging channel will be setup for each
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* running process which will allow messages and
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* events to be sent to the process externally.
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*/
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class ipc {
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public:
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explicit ipc(const logger& logger) : m_log(logger) {}
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~ipc();
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void attach_callback(callback<const ipc_command&>&& cb);
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void attach_callback(callback<const ipc_hook&>&& cb);
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void attach_callback(callback<const ipc_action&>&& cb);
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void receive_messages();
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protected:
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void parse(const string& payload) const;
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void delegate(const ipc_command& msg) const;
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void delegate(const ipc_hook& msg) const;
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void delegate(const ipc_action& msg) const;
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private:
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const logger& m_log;
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vector<callback<const ipc_command&>> m_command_callbacks;
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vector<callback<const ipc_hook&>> m_hook_callbacks;
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vector<callback<const ipc_action&>> m_action_callbacks;
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stateflag m_running{false};
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string m_fifo;
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int m_fd;
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};
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namespace {
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/**
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* Configure injection module
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*/
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template <typename T = unique_ptr<ipc>>
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di::injector<T> configure_ipc() {
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return di::make_injector(configure_logger());
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}
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}
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POLYBAR_NS_END
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