58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
#include "modules/clock.hpp"
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#include <date/tz.h>
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waybar::modules::Clock::Clock(const std::string& id, const Json::Value& config)
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: ALabel(config, "clock", id, "{:%H:%M}", 60) {
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thread_ = [this] {
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dp.emit();
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auto now = std::chrono::system_clock::now();
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auto timeout = std::chrono::floor<std::chrono::seconds>(now + interval_);
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auto diff = std::chrono::seconds(timeout.time_since_epoch().count() % interval_.count());
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thread_.sleep_until(timeout - diff);
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};
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}
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auto waybar::modules::Clock::update() -> void {
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tzset(); // Update timezone information
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const date::time_zone* zone;
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auto now = std::chrono::floor<std::chrono::seconds>(std::chrono::system_clock::now());
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if (config_["timezone"].isString()) {
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zone = date::locate_zone(config_["timezone"].asString());
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} else {
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zone = date::current_zone();
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}
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auto localtime = date::make_zoned(zone, now);
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auto text = fmt::format(format_, localtime);
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label_.set_markup(text);
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if (tooltipEnabled()) {
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if (config_["tooltip-format"].isString()) {
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auto tooltip_format = config_["tooltip-format"].asString();
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auto tooltip_text = fmt::format(tooltip_format, localtime);
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label_.set_tooltip_text(tooltip_text);
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} else {
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label_.set_tooltip_text(text);
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}
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}
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}
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template <typename ZonedTimeInner>
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struct fmt::formatter<date::zoned_time<ZonedTimeInner>> {
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std::string *format_string;
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constexpr auto parse(format_parse_context& ctx) {
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format_string = new std::string[1];
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auto it = ctx.begin(), end = ctx.end();
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while (it != (end - 1)) {
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*format_string += *it++;
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}
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return it;
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}
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template <typename FormatContext>
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auto format(const date::zoned_time<ZonedTimeInner>& d, FormatContext& ctx) {
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return format_to(ctx.out(), "{}", date::format(*format_string, d));
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}
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};
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