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Handle screens disconnection (#29)

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This commit is contained in:
Alex
2018-08-19 13:39:57 +02:00
committed by GitHub
parent ce50a627be
commit 6705134034
23 changed files with 205 additions and 133 deletions
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22
src/modules/battery.cpp
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@ -16,26 +16,32 @@ waybar::modules::Battery::Battery(Json::Value config)
if (batteries_.empty()) {
throw std::runtime_error("No batteries.");
}
auto fd = inotify_init1(IN_CLOEXEC);
if (fd == -1) {
fd_ = inotify_init1(IN_CLOEXEC);
if (fd_ == -1) {
throw std::runtime_error("Unable to listen batteries.");
}
for (auto &bat : batteries_) {
inotify_add_watch(fd, (bat / "uevent").c_str(), IN_ACCESS);
inotify_add_watch(fd_, (bat / "uevent").c_str(), IN_ACCESS);
}
// Trigger first value
Glib::signal_idle().connect_once(sigc::mem_fun(*this, &Battery::update));
// Trigger first values
update();
label_.set_name("battery");
thread_ = [this, fd] {
thread_.sig_update.connect(sigc::mem_fun(*this, &Battery::update));
thread_ = [this] {
struct inotify_event event = {0};
int nbytes = read(fd, &event, sizeof(event));
int nbytes = read(fd_, &event, sizeof(event));
if (nbytes != sizeof(event)) {
return;
}
Glib::signal_idle().connect_once(sigc::mem_fun(*this, &Battery::update));
thread_.sig_update.emit();
};
}
waybar::modules::Battery::~Battery()
{
close(fd_);
}
auto waybar::modules::Battery::update() -> void
{
try {