merge

src/modules/sway/bar.cpp

@@ -0,0 +1,107 @@
+#include "modules/sway/bar.hpp"
+
+#include <fmt/ostream.h>
+#include <spdlog/spdlog.h>
+
+#include <stdexcept>
+
+#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) {
+  auto payload = parser_.parse(res.payload);
+  if (auto success = payload.get("success", true); !success.asBool()) {
+    auto err = payload.get("error", "Unknown error");
+    throw std::runtime_error(err.asString());
+  }
+  auto config = parseConfig(payload);
+  onConfigUpdate(config);
+}
+
+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_(std::move(config));
+    }
+  } catch (const std::exception& e) {
+    spdlog::error("BarIpcClient::onEvent {}", e.what());
+  }
+}
+
+void BarIpcClient::onConfigUpdate(const swaybar_config& config) {
+  spdlog::info("config update for {}: id {}, mode {}, hidden_state {}",
+               bar_.bar_id,
+               config.id,
+               config.mode,
+               config.hidden_state);
+  bar_config_ = config;
+  update();
+}
+
+void BarIpcClient::onVisibilityUpdate(bool visible_by_modifier) {
+  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