Waybar/src/modules/sway/window.cpp

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#include "modules/sway/window.hpp"
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#include <spdlog/spdlog.h>
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namespace waybar::modules::sway {
Window::Window(const std::string& id, const Bar& bar, const Json::Value& config)
: ALabel(config, "window", id, "{}"), bar_(bar), windowId_(-1) {
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if (label_.get_max_width_chars() == -1) {
label_.set_hexpand(true);
label_.set_ellipsize(Pango::EllipsizeMode::ELLIPSIZE_END);
}
ipc_.subscribe(R"(["window"])");
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ipc_.signal_event.connect(sigc::mem_fun(*this, &Window::onEvent));
ipc_.signal_cmd.connect(sigc::mem_fun(*this, &Window::onCmd));
// Get Initial focused window
getTree();
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// Launch worker
worker();
}
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void Window::onEvent(const struct Ipc::ipc_response& res) { getTree(); }
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void Window::onCmd(const struct Ipc::ipc_response& res) {
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try {
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std::lock_guard<std::mutex> lock(mutex_);
auto payload = parser_.parse(res.payload);
std::tie(app_nb_, windowId_, window_, app_id_) = getFocusedNode(payload);
dp.emit();
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} catch (const std::exception& e) {
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spdlog::error("Window: {}", e.what());
}
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}
void Window::worker() {
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thread_ = [this] {
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try {
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ipc_.handleEvent();
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} catch (const std::exception& e) {
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spdlog::error("Window: {}", e.what());
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}
};
}
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auto Window::update() -> void {
if (!old_app_id_.empty()) {
bar_.window.get_style_context()->remove_class(old_app_id_);
}
if (app_nb_ == 0) {
bar_.window.get_style_context()->remove_class("solo");
if (!bar_.window.get_style_context()->has_class("empty")) {
bar_.window.get_style_context()->add_class("empty");
}
} else if (app_nb_ == 1) {
bar_.window.get_style_context()->remove_class("empty");
if (!bar_.window.get_style_context()->has_class("solo")) {
bar_.window.get_style_context()->add_class("solo");
}
if (!app_id_.empty() && !bar_.window.get_style_context()->has_class(app_id_)) {
bar_.window.get_style_context()->add_class(app_id_);
old_app_id_ = app_id_;
}
} else {
bar_.window.get_style_context()->remove_class("solo");
bar_.window.get_style_context()->remove_class("empty");
}
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label_.set_markup(fmt::format(format_, window_));
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if (tooltipEnabled()) {
label_.set_tooltip_text(window_);
}
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}
std::tuple<std::size_t, int, std::string, std::string> Window::getFocusedNode(
const Json::Value& nodes) {
for (auto const& node : nodes["nodes"]) {
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if (node["focused"].asBool() && node["type"] == "con") {
if ((!config_["all-outputs"].asBool() && nodes["output"] == bar_.output->name) ||
config_["all-outputs"].asBool()) {
auto app_id = node["app_id"].isString() ? node["app_id"].asString()
: node["window_properties"]["instance"].asString();
return {nodes["nodes"].size(),
node["id"].asInt(),
Glib::Markup::escape_text(node["name"].asString()),
app_id};
}
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}
auto [nb, id, name, app_id] = getFocusedNode(node);
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if (id > -1 && !name.empty()) {
return {nb, id, name, app_id};
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}
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}
return {0, -1, "", ""};
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}
void Window::getTree() {
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try {
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ipc_.sendCmd(IPC_GET_TREE);
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} catch (const std::exception& e) {
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spdlog::error("Window: {}", e.what());
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}
}
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} // namespace waybar::modules::sway