91 lines
2.9 KiB
C++
91 lines
2.9 KiB
C++
#include "modules/disk.hpp"
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using namespace waybar::util;
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waybar::modules::Disk::Disk(const std::string& id, const Json::Value& config)
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: ALabel(config, "disk", id, "{}%", 30)
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, path_("/")
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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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if (config["path"].isString()) {
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path_ = config["path"].asString();
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}
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}
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auto waybar::modules::Disk::update() -> void {
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struct statvfs /* {
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unsigned long f_bsize; // filesystem block size
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unsigned long f_frsize; // fragment size
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fsblkcnt_t f_blocks; // size of fs in f_frsize units
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fsblkcnt_t f_bfree; // # free blocks
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fsblkcnt_t f_bavail; // # free blocks for unprivileged users
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fsfilcnt_t f_files; // # inodes
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fsfilcnt_t f_ffree; // # free inodes
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fsfilcnt_t f_favail; // # free inodes for unprivileged users
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unsigned long f_fsid; // filesystem ID
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unsigned long f_flag; // mount flags
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unsigned long f_namemax; // maximum filename length
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}; */ stats;
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int err = statvfs(path_.c_str(), &stats);
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/* Conky options
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fs_bar - Bar that shows how much space is used
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fs_free - Free space on a file system
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fs_free_perc - Free percentage of space
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fs_size - File system size
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fs_used - File system used space
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*/
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if (err != 0) {
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event_box_.hide();
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return;
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}
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auto free = pow_format(stats.f_bavail * stats.f_frsize, "B", true);
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auto used = pow_format((stats.f_blocks - stats.f_bfree) * stats.f_frsize, "B", true);
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auto total = pow_format(stats.f_blocks * stats.f_frsize, "B", true);
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auto percentage_used = (stats.f_blocks - stats.f_bfree) * 100 / stats.f_blocks;
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auto format = format_;
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auto state = getState(percentage_used);
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if (!state.empty() && config_["format-" + state].isString()) {
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format = config_["format-" + state].asString();
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}
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if (format.empty()) {
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event_box_.hide();
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} else {
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event_box_.show();
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label_.set_markup(fmt::format(format
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, stats.f_bavail * 100 / stats.f_blocks
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, fmt::arg("free", free)
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, fmt::arg("percentage_free", stats.f_bavail * 100 / stats.f_blocks)
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, fmt::arg("used", used)
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, fmt::arg("percentage_used", percentage_used)
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, fmt::arg("total", total)
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, fmt::arg("path", path_)
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));
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}
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if (tooltipEnabled()) {
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std::string tooltip_format = "{used} used out of {total} on {path} ({percentage_used}%)";
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if (config_["tooltip-format"].isString()) {
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tooltip_format = config_["tooltip-format"].asString();
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}
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label_.set_tooltip_text(fmt::format(tooltip_format
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, stats.f_bavail * 100 / stats.f_blocks
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, fmt::arg("free", free)
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, fmt::arg("percentage_free", stats.f_bavail * 100 / stats.f_blocks)
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, fmt::arg("used", used)
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, fmt::arg("percentage_used", percentage_used)
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, fmt::arg("total", total)
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, fmt::arg("path", path_)
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));
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}
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// Call parent update
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ALabel::update();
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}
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