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Fix timeout created by most recent gtk-layer-shell release when creating bars for multiple monitors. #4984

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Fix timeout created by most recent gtk-layer-shell release when creating bars for multiple monitors. #4984

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3 changes: 3 additions & 0 deletions include/client.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -44,6 +44,7 @@ class Client {
const char* interface, uint32_t version);
static void handleGlobalRemove(void* data, struct wl_registry* registry, uint32_t name);
static void handleOutputDone(void*, struct zxdg_output_v1*);
void createBarsBatch();
static void handleOutputName(void*, struct zxdg_output_v1*, const char*);
static void handleOutputDescription(void*, struct zxdg_output_v1*, const char*);
void handleMonitorAdded(Glib::RefPtr<Gdk::Monitor> monitor);
Expand All @@ -58,6 +59,8 @@ class Client {
std::string m_cssFile;
sigc::connection monitor_added_connection_;
sigc::connection monitor_removed_connection_;
std::vector<waybar_output*> pending_outputs_;
bool bars_scheduled_ = false;
};

} // namespace waybar
29 changes: 25 additions & 4 deletions src/client.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -91,16 +91,37 @@ void waybar::Client::handleOutputDone(void* data, struct zxdg_output_v1* /*xdg_o
output.xdg_output.reset();
spdlog::debug("Output detection done: {} ({})", output.name, output.identifier);

auto configs = client->getOutputConfigs(output);
client->pending_outputs_.push_back(&output);

if (!client->bars_scheduled_) {
client->bars_scheduled_ = true;

Glib::signal_idle().connect_once([client]() {
client->createBarsBatch();
}, Glib::PRIORITY_HIGH_IDLE);
}
}
} catch (const std::exception& e) {
spdlog::warn("caught exception in zxdg_output_v1_listener::done: {}", e.what());
}
}

void waybar::Client::createBarsBatch() {
for (auto* output : pending_outputs_) {
try {
auto configs = getOutputConfigs(*output);
if (!configs.empty()) {
for (const auto& config : configs) {
client->bars.emplace_back(std::make_unique<Bar>(&output, config));
bars.emplace_back(std::make_unique<Bar>(output, config));
}
}
} catch (const std::exception& e) {
spdlog::warn("Error creating bar: {}", e.what());
}
} catch (const std::exception& e) {
spdlog::warn("caught exception in zxdg_output_v1_listener::done: {}", e.what());
}

pending_outputs_.clear();
bars_scheduled_ = false;
}

void waybar::Client::handleOutputName(void* data, struct zxdg_output_v1* /*xdg_output*/,
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