74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
#include "modules/battery.hpp"
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waybar::modules::Battery::Battery(Json::Value config)
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: _config(config)
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{
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try {
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for (auto &node : fs::directory_iterator(_data_dir)) {
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if (fs::is_directory(node) && fs::exists(node / "capacity")
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&& fs::exists(node / "status")) {
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_batteries.push_back(node);
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}
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}
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} catch (fs::filesystem_error &e) {
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std::cerr << e.what() << std::endl;
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}
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if (!_batteries.size()) {
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std::cerr << "No batteries." << std::endl;
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return;
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}
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_label.get_style_context()->add_class("battery");
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int interval = _config["interval"] ? _config["inveral"].asInt() : 1;
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_thread = [this, interval] {
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Glib::signal_idle().connect_once(sigc::mem_fun(*this, &Battery::update));
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_thread.sleep_for(chrono::seconds(interval));
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};
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}
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auto waybar::modules::Battery::update() -> void
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{
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try {
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int total = 0;
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bool charging = false;
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for (auto &bat : _batteries) {
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int capacity;
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std::string status;
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std::ifstream(bat / "capacity") >> capacity;
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total += capacity;
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std::ifstream(bat / "status") >> status;
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if (status == "Charging") {
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charging = true;
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}
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}
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auto format = _config["format"] ? _config["format"].asString() : "{}%";
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auto value = total / _batteries.size();
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_label.set_text(fmt::format(format, fmt::arg("value", value),
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fmt::arg("icon", _getIcon(value))));
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_label.set_tooltip_text(charging ? "Charging" : "Discharging");
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if (charging)
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_label.get_style_context()->add_class("charging");
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else
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_label.get_style_context()->remove_class("charging");
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if (value < 16 && !charging)
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_label.get_style_context()->add_class("warning");
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else
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_label.get_style_context()->remove_class("warning");
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} catch (std::exception &e) {
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std::cerr << e.what() << std::endl;
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}
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}
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std::string waybar::modules::Battery::_getIcon(uint32_t percentage)
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{
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if (!_config["format-icons"] || !_config["format-icons"].isArray()) return "";
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auto step = 100 / _config["format-icons"].size();
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return _config["format-icons"][percentage / step].asString();
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}
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waybar::modules::Battery::operator Gtk::Widget &()
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{
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return _label;
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}
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