waybar/src/modules/sway/bar.cpp

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#include "modules/sway/bar.hpp"
#include <fmt/ostream.h>
#include <spdlog/spdlog.h>
#include "bar.hpp"
#include "modules/sway/ipc/ipc.hpp"
namespace waybar::modules::sway {
BarIpcClient::BarIpcClient(waybar::Bar& bar) : bar_{bar} {
{
sigc::connection handle =
ipc_.signal_cmd.connect(sigc::mem_fun(*this, &BarIpcClient::onInitialConfig));
ipc_.sendCmd(IPC_GET_BAR_CONFIG, bar_.bar_id);
handle.disconnect();
}
signal_config_.connect(sigc::mem_fun(*this, &BarIpcClient::onConfigUpdate));
signal_visible_.connect(sigc::mem_fun(*this, &BarIpcClient::onVisibilityUpdate));
ipc_.subscribe(R"(["bar_state_update", "barconfig_update"])");
ipc_.signal_event.connect(sigc::mem_fun(*this, &BarIpcClient::onIpcEvent));
// Launch worker
ipc_.setWorker([this] {
try {
ipc_.handleEvent();
} catch (const std::exception& e) {
spdlog::error("BarIpcClient::handleEvent {}", e.what());
}
});
}
struct swaybar_config parseConfig(const Json::Value& payload) {
swaybar_config conf;
if (auto id = payload["id"]; id.isString()) {
conf.id = id.asString();
}
if (auto mode = payload["mode"]; mode.isString()) {
conf.mode = mode.asString();
}
if (auto hs = payload["hidden_state"]; hs.isString()) {
conf.hidden_state = hs.asString();
}
return conf;
}
void BarIpcClient::onInitialConfig(const struct Ipc::ipc_response& res) {
try {
auto payload = parser_.parse(res.payload);
auto config = parseConfig(payload);
onConfigUpdate(config);
} catch (const std::exception& e) {
spdlog::error("BarIpcClient::onInitialConfig {}", e.what());
}
}
void BarIpcClient::onIpcEvent(const struct Ipc::ipc_response& res) {
try {
auto payload = parser_.parse(res.payload);
if (auto id = payload["id"]; id.isString() && id.asString() != bar_.bar_id) {
spdlog::trace("swaybar ipc: ignore event for {}", id.asString());
return;
}
if (payload.isMember("visible_by_modifier")) {
// visibility change for hidden bar
signal_visible_(payload["visible_by_modifier"].asBool());
} else {
// configuration update
auto config = parseConfig(payload);
signal_config_(config);
}
} catch (const std::exception& e) {
spdlog::error("BarIpcClient::onEvent {}", e.what());
}
}
void BarIpcClient::onConfigUpdate(const swaybar_config& config) {
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spdlog::info("config update for {}: id {}, mode {}, hidden_state {}",
bar_.bar_id,
config.id,
config.mode,
config.hidden_state);
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bar_config_ = config;
update();
}
void BarIpcClient::onVisibilityUpdate(bool visible_by_modifier) {
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spdlog::debug("visiblity update for {}: {}", bar_.bar_id, visible_by_modifier);
visible_by_modifier_ = visible_by_modifier;
update();
}
void BarIpcClient::update() {
bool visible = visible_by_modifier_;
if (bar_config_.mode == "invisible") {
visible = false;
} else if (bar_config_.mode != "hide" || bar_config_.hidden_state != "hide") {
visible = true;
}
bar_.setMode(visible ? bar_config_.mode : Bar::MODE_INVISIBLE);
}
} // namespace waybar::modules::sway