polybar/include/modules/date.hpp

81 lines
1.8 KiB
C++

#pragma once
#include "modules/meta.hpp"
LEMONBUDDY_NS
namespace modules {
class date_module : public timer_module<date_module> {
public:
using timer_module::timer_module;
void setup() {
if (!m_bar.locale.empty())
setlocale(LC_TIME, m_bar.locale.c_str());
m_interval = chrono::duration<double>(m_conf.get<float>(name(), "interval", 1));
m_formatter->add(DEFAULT_FORMAT, TAG_DATE, {TAG_DATE});
m_format = m_conf.get<string>(name(), "date");
m_formatalt = m_conf.get<string>(name(), "date-alt", "");
}
bool update() {
if (!m_formatter->has(TAG_DATE))
return false;
auto time = std::time(nullptr);
auto date_format = m_toggled ? m_formatalt : m_format;
char buffer[256] = {'\0'};
std::strftime(buffer, sizeof(buffer), date_format.c_str(), std::localtime(&time));
if (std::strncmp(buffer, m_buffer, sizeof(buffer)) == 0)
return false;
else
std::memmove(m_buffer, buffer, sizeof(buffer));
return true;
}
string get_output() {
if (!m_formatalt.empty())
m_builder->cmd(mousebtn::LEFT, EVENT_TOGGLE);
m_builder->node(timer_module::get_output());
return m_builder->flush();
}
bool build(builder* builder, string tag) const {
if (tag == TAG_DATE)
builder->node(m_buffer);
return tag == TAG_DATE;
}
bool handle_event(string cmd) {
if (cmd == EVENT_TOGGLE) {
m_toggled = !m_toggled;
wakeup();
}
return cmd == EVENT_TOGGLE;
}
bool receive_events() const {
return true;
}
private:
static constexpr auto TAG_DATE = "<date>";
static constexpr auto EVENT_TOGGLE = "datetoggle";
string m_format;
string m_formatalt;
char m_buffer[256] = {'\0'};
stateflag m_toggled{false};
};
}
LEMONBUDDY_NS_END