66 lines
2.1 KiB
C++
66 lines
2.1 KiB
C++
#include "modules/temperature.hpp"
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waybar::modules::Temperature::Temperature(const std::string& id, const Json::Value& config)
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: ALabel(config, "{temperatureC}°C", 10)
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{
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if (config_["hwmon-path"].isString()) {
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file_path_ = config_["hwmon-path"].asString();
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} else {
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auto zone =
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config_["thermal-zone"].isInt() ? config_["thermal-zone"].asInt() : 0;
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file_path_ = fmt::format("/sys/class/thermal/thermal_zone{}/temp", zone);
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}
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#ifdef FILESYSTEM_EXPERIMENTAL
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if (!std::experimental::filesystem::exists(file_path_)) {
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#else
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if (!std::filesystem::exists(file_path_)) {
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#endif
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throw std::runtime_error("Can't open " + file_path_);
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}
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label_.set_name("temperature");
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if (!id.empty()) {
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label_.get_style_context()->add_class(id);
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}
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thread_ = [this] {
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dp.emit();
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thread_.sleep_for(interval_);
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};
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}
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auto waybar::modules::Temperature::update() -> void
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{
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auto [temperature_c, temperature_f] = getTemperature();
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auto critical = isCritical(temperature_c);
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auto format = format_;
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if (critical) {
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format =
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config_["format-critical"].isString() ? config_["format-critical"].asString() : format;
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label_.get_style_context()->add_class("critical");
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} else {
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label_.get_style_context()->remove_class("critical");
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}
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label_.set_markup(fmt::format(format,
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fmt::arg("temperatureC", temperature_c), fmt::arg("temperatureF", temperature_f)));
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}
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std::tuple<uint16_t, uint16_t> waybar::modules::Temperature::getTemperature()
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{
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std::ifstream temp(file_path_);
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if (!temp.is_open()) {
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throw std::runtime_error("Can't open " + file_path_);
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}
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std::string line;
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if (temp.good()) {
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getline(temp, line);
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}
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temp.close();
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auto temperature_c = std::strtol(line.c_str(), nullptr, 10) / 1000.0;
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auto temperature_f = temperature_c * 1.8 + 32;
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std::tuple<uint16_t, uint16_t> temperatures(std::round(temperature_c), std::round(temperature_f));
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return temperatures;
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}
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bool waybar::modules::Temperature::isCritical(uint16_t temperature_c)
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{
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return config_["critical-threshold"].isInt() && temperature_c >= config_["critical-threshold"].asInt();
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} |