chore: v0.5.1

This reverts commit 1ccf372f8e.

README.md

@@ -2,7 +2,8 @@
 **Proof of concept**
 
 > Highly customizable Wayland bar for Sway and Wlroots based compositors.<br>
-> Available on [AUR](https://aur.archlinux.org/packages/waybar-git/) and [openSUSE](https://build.opensuse.org/package/show/X11:Wayland/waybar)
+> Available in Arch [community](https://www.archlinux.org/packages/community/x86_64/waybar/) or
+[AUR](https://aur.archlinux.org/packages/waybar-git/) and [openSUSE](https://build.opensuse.org/package/show/X11:Wayland/waybar)
 
 **Current features**
 - Sway (Workspaces, Binding mode, Focused window name)

include/bar.hpp

@@ -32,6 +32,7 @@ class Bar {
     std::string output_name;
     uint32_t wl_name;
     bool visible = true;
+    bool vertical = false;
   private:
     static void handleLogicalPosition(void *, struct zxdg_output_v1 *, int32_t,
       int32_t);

include/modules/network.hpp

@@ -23,6 +23,7 @@ class Network : public ALabel {
     static const uint8_t MAX_RETRY = 5;
     static const uint8_t EPOLL_MAX = 255;
 
+    static int handleEvents(struct nl_msg*, void*);
     static int handleScan(struct nl_msg*, void*);
 
     void worker();
@@ -31,7 +32,6 @@ class Network : public ALabel {
     void createEventSocket();
     int getExternalInterface();
     void getInterfaceAddress();
-    void handleEvents();
     int netlinkRequest(void*, uint32_t, uint32_t groups = 0);
     int netlinkResponse(void*, uint32_t, uint32_t groups = 0);
     void parseEssid(struct nlattr**);
@@ -45,7 +45,7 @@ class Network : public ALabel {
     sa_family_t family_;
     struct sockaddr_nl nladdr_ = {0};
     struct nl_sock* sk_ = nullptr;
-    int info_sock_;
+    struct nl_sock* info_sock_ = nullptr;
     int efd_;
     int ev_fd_;
     int nl80211_id_;

include/modules/sni/item.hpp

@@ -2,12 +2,14 @@
 
 #include <dbus-status-notifier-item.h>
 #include <glibmm/refptr.h>
+#include <giomm/dbusproxy.h>
 #include <gtkmm/eventbox.h>
 #include <gtkmm/image.h>
 #include <gtkmm/icontheme.h>
 #include <gtkmm/menu.h>
 #include <json/json.h>
 #include <libdbusmenu-gtk/dbusmenu-gtk.h>
+#include <sigc++/trackable.h>
 #ifdef FILESYSTEM_EXPERIMENTAL
 #include <experimental/filesystem>
 #else
@@ -16,7 +18,7 @@
 
 namespace waybar::modules::SNI {
 
-class Item {
+class Item : public sigc::trackable {
 public:
   Item(std::string, std::string, const Json::Value&);
   ~Item() = default;
@@ -46,8 +48,12 @@ public:
   bool item_is_menu;
 
 private:
-  static void proxyReady(GObject *obj, GAsyncResult *res, gpointer data);
-  static void getAll(GObject *obj, GAsyncResult *res, gpointer data);
+  void proxyReady(Glib::RefPtr<Gio::AsyncResult>& result);
+  void setProperty(const Glib::ustring& name, Glib::VariantBase& value);
+  void getUpdatedProperties();
+  void processUpdatedProperties(Glib::RefPtr<Gio::AsyncResult>& result);
+  void onSignal(const Glib::ustring& sender_name, const Glib::ustring& signal_name,
+      const Glib::VariantContainerBase& arguments);
 
   void updateImage();
   Glib::RefPtr<Gdk::Pixbuf> extractPixBuf(GVariant *variant);
@@ -56,8 +62,9 @@ private:
   bool makeMenu(GdkEventButton *const &ev);
   bool handleClick(GdkEventButton *const & /*ev*/);
 
-  GCancellable *cancellable_ = nullptr;
-  SnItem *proxy_ = nullptr;
+  Glib::RefPtr<Gio::Cancellable> cancellable_;
+  Glib::RefPtr<Gio::DBus::Proxy> proxy_;
+  bool update_pending_;
 };
 
 } // namespace waybar::modules::SNI

include/modules/sni/tray.hpp

@@ -11,7 +11,7 @@ namespace waybar::modules::SNI {
 
 class Tray : public IModule {
   public:
-    Tray(const std::string&, const Json::Value&);
+    Tray(const std::string&, const Bar&, const Json::Value&);
     ~Tray() = default;
     auto update() -> void;
     operator Gtk::Widget &();

meson.build

@@ -1,6 +1,6 @@
 project(
     'waybar', 'cpp', 'c',
-    version: '0.5.0',
+    version: '0.5.1',
     license: 'MIT',
     default_options : [
         'cpp_std=c++17',
@@ -72,7 +72,7 @@ src_files = files(
     'src/client.cpp'
 )
 
-if find_program('sway', required : false).found()
+if true # find_program('sway', required : false).found()
     add_project_arguments('-DHAVE_SWAY', language: 'cpp')
     src_files += [
         'src/modules/sway/ipc/client.cpp',

resources/config

@@ -1,10 +1,10 @@
 {
     "layer": "top", // Waybar at top layer
-    // "position": "bottom", // Waybar at the bottom of your screen
+    // "position": "bottom", // Waybar position (top|bottom|left|right)
     // "height": 30, // Waybar height
     // "width": 1280, // Waybar width
     // Choose the order of the modules
-    "modules-left": ["sway/workspaces", "sway/mode", "custom/spotify"],
+    "modules-left": ["sway/workspaces", "sway/mode", "custom/media"],
     "modules-center": ["sway/window"],
     "modules-right": ["idle_inhibitor", "pulseaudio", "network", "cpu", "memory", "temperature", "backlight", "battery", "battery#bat2", "clock", "tray"],
     // Modules configuration
@@ -95,9 +95,15 @@
         },
         "on-click": "pavucontrol"
     },
-    "custom/spotify": {
-        "format": " {}",
+    "custom/media": {
+        "format": "{icon} {}",
+        "return-type": "json",
         "max-length": 40,
+        "format-icons": {
+            "spotify": "",
+            "default": "🎜"
+        },
+        "escape": true,
         "exec": "$HOME/.config/waybar/mediaplayer.py 2> /dev/null" // Script in resources folder
     }
 }

resources/custom_modules/mediaplayer.py

@@ -1,19 +1,34 @@
 #!/usr/bin/env python3
+import argparse
+import logging
 import sys
 import signal
 import gi
+import json
 gi.require_version('Playerctl', '2.0')
 from gi.repository import Playerctl, GLib
 
-manager = Playerctl.PlayerManager()
-loop = GLib.MainLoop()
+logger = logging.getLogger(__name__)
+
+
+def write_output(text, player):
+    logger.info('Writing output')
+
+    output = {'text': text,
+              'class': 'custom-' + player.props.player_name,
+              'alt': player.props.player_name}
+
+    sys.stdout.write(json.dumps(output) + '\n')
+    sys.stdout.flush()
 
 
 def on_play(player, status, manager):
+    logger.info('Received new playback status')
     on_metadata(player, player.props.metadata, manager)
 
 
 def on_metadata(player, metadata, manager):
+    logger.info('Received new metadata')
     track_info = ''
 
     if player.props.player_name == 'spotify' and \
@@ -23,28 +38,27 @@ def on_metadata(player, metadata, manager):
     elif player.get_artist() != '' and player.get_title() != '':
         track_info = '{artist} - {title}'.format(artist=player.get_artist(),
                                                  title=player.get_title())
+
+    if player.props.status != 'Playing':
+        track_info = ' ' + track_info
+    write_output(track_info, player)
+
+
+def on_player_appeared(manager, player, selected_player=None):
+    if player is not None and player.name == selected_player:
+        init_player(manager, player)
     else:
-        sys.stdout.write('\n')
-        sys.stdout.flush()
-        return
-
-    if player.props.status == 'Playing':
-        sys.stdout.write(track_info + '\n')
-    else:
-        sys.stdout.write(' ' + track_info + '\n')
-    sys.stdout.flush()
-
-
-def on_name_appeared(manager, name):
-    init_player(name)
+        logger.debug("New player appeared, but it's not the selected player, skipping")
 
 
 def on_player_vanished(manager, player):
-    sys.stdout.write("\n")
+    logger.info('Player has vanished')
+    sys.stdout.write('\n')
     sys.stdout.flush()
 
 
-def init_player(name):
+def init_player(manager, name):
+    logger.debug('Initialize player: {player}'.format(player=name.name))
     player = Playerctl.Player.new_from_name(name)
     player.connect('playback-status', on_play, manager)
     player.connect('metadata', on_metadata, manager)
@@ -53,19 +67,60 @@ def init_player(name):
 
 
 def signal_handler(sig, frame):
-    sys.stdout.write("\n")
+    logger.debug('Received signal to stop, exiting')
+    sys.stdout.write('\n')
     sys.stdout.flush()
-    loop.quit()
+    # loop.quit()
     sys.exit(0)
 
 
-manager.connect('name-appeared', on_name_appeared)
-manager.connect('player-vanished', on_player_vanished)
+def parse_arguments():
+    parser = argparse.ArgumentParser()
 
-signal.signal(signal.SIGINT, signal_handler)
-signal.signal(signal.SIGTERM, signal_handler)
+    # Increase verbosity with every occurance of -v
+    parser.add_argument('-v', '--verbose', action='count', default=0)
 
-for player in manager.props.player_names:
-    init_player(player)
+    # Define for which player we're listening
+    parser.add_argument('--player')
+
+    return parser.parse_args()
+
+
+def main():
+    arguments = parse_arguments()
+
+    # Initialize logging
+    logging.basicConfig(stream=sys.stderr, level=logging.DEBUG,
+                        format='%(name)s %(levelname)s %(message)s')
+
+    # Logging is set by default to WARN and higher.
+    # With every occurrence of -v it's lowered by one
+    logger.setLevel(max((3 - arguments.verbose) * 10, 0))
+
+    # Log the sent command line arguments
+    logger.debug('Arguments received {}'.format(vars(arguments)))
+
+    manager = Playerctl.PlayerManager()
+    loop = GLib.MainLoop()
+
+    manager.connect('name-appeared', lambda *args: on_player_appeared(*args, arguments.player))
+    manager.connect('player-vanished', on_player_vanished)
+
+    signal.signal(signal.SIGINT, signal_handler)
+    signal.signal(signal.SIGTERM, signal_handler)
+
+    for player in manager.props.player_names:
+        if arguments.player is not None and arguments.player != player.name:
+            logger.debug('{player} is not the filtered player, skipping it'
+                         .format(player=player.name)
+                         )
+            continue
+
+        init_player(manager, player)
+
+    loop.run()
+
+
+if __name__ == '__main__':
+    main()
 
-loop.run()

resources/style.css

@@ -25,12 +25,16 @@ window#waybar {
     border-bottom: 3px solid #ffffff;
 }
 
+#workspaces button.urgent {
+    background-color: #eb4d4b;
+}
+
 #mode {
     background: #64727D;
     border-bottom: 3px solid #ffffff;
 }
 
-#clock, #battery, #cpu, #memory, #temperature, #backlight, #network, #pulseaudio, #custom-spotify, #tray, #mode, #idle_inhibitor {
+#clock, #battery, #cpu, #memory, #temperature, #backlight, #network, #pulseaudio, #custom-media, #tray, #mode, #idle_inhibitor {
     padding: 0 10px;
     margin: 0 5px;
 }
@@ -97,11 +101,19 @@ window#waybar {
     color: #2a5c45;
 }
 
-#custom-spotify {
+#custom-media {
     background: #66cc99;
     color: #2a5c45;
 }
 
+.custom-spotify {
+    background: #66cc99;
+}
+
+.custom-vlc {
+    background: #ffa000;
+}
+
 #temperature {
     background: #f0932b;
 }

src/bar.cpp

@@ -84,10 +84,10 @@ void waybar::Bar::initBar()
   setupAltFormatKeyForModuleList("modules-left");
   setupAltFormatKeyForModuleList("modules-right");
   setupAltFormatKeyForModuleList("modules-center");
-  std::size_t layer_top = config_["layer"] == "top"
+  std::size_t layer = config_["layer"] == "top"
     ? ZWLR_LAYER_SHELL_V1_LAYER_TOP : ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM;
   layer_surface = zwlr_layer_shell_v1_get_layer_surface(
-    client.layer_shell, surface, *output, layer_top, "waybar");
+    client.layer_shell, surface, *output, layer, "waybar");
 
   static const struct zwlr_layer_surface_v1_listener layer_surface_listener = {
     .configure = layerSurfaceHandleConfigure,
@@ -95,18 +95,35 @@ void waybar::Bar::initBar()
   };
   zwlr_layer_surface_v1_add_listener(layer_surface, &layer_surface_listener, this);
 
-  std::size_t anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT
-    | ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
-  if (config_["position"] == "bottom") {
-    anchor |= ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
-  } else {
-    anchor |= ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP;
+  if (config_["position"] == "right" || config_["position"] == "left") {
+    height_ = 0;
+    width_ = 30;
   }
 
   auto height = config_["height"].isUInt() ? config_["height"].asUInt() : height_;
   auto width = config_["width"].isUInt() ? config_["width"].asUInt() : width_;
+
+  std::size_t anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP;
+  if (config_["position"] == "bottom") {
+    anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
+  } else if (config_["position"] == "left") {
+    anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT;
+  } else if (config_["position"] == "right") {
+    anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
+  }
+  if (anchor == ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM || anchor == ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP) {
+    anchor |= ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT | ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
+  } else if (anchor == ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT || anchor == ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT) {
+    anchor |= ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP | ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
+    left_ = Gtk::Box(Gtk::ORIENTATION_VERTICAL, 0);
+    center_ = Gtk::Box(Gtk::ORIENTATION_VERTICAL, 0);
+    right_ = Gtk::Box(Gtk::ORIENTATION_VERTICAL, 0);
+    box_ = Gtk::Box(Gtk::ORIENTATION_VERTICAL, 0);
+    vertical = true;
+  }
+
   zwlr_layer_surface_v1_set_anchor(layer_surface, anchor);
-  zwlr_layer_surface_v1_set_exclusive_zone(layer_surface, height);
+  zwlr_layer_surface_v1_set_exclusive_zone(layer_surface, vertical ? width : height);
   zwlr_layer_surface_v1_set_size(layer_surface, width, height);
 
   wl_surface_commit(surface);
@@ -213,13 +230,18 @@ void waybar::Bar::layerSurfaceHandleConfigure(void* data,
     o->window.set_size_request(o->width_, o->height_);
     o->window.resize(o->width_, o->height_);
 
-    int dummy_width, min_height;
-    o->window.get_size(dummy_width, min_height);
+    int min_width, min_height;
+    o->window.get_size(min_width, min_height);
     if (o->height_ < static_cast<uint32_t>(min_height)) {
       std::cout << fmt::format("Requested height: {} exceeds the minimum \
 height: {} required by the modules", o->height_, min_height) << std::endl;
       o->height_ = min_height;
     }
+    if (o->width_ < static_cast<uint32_t>(min_width)) {
+      std::cout << fmt::format("Requested width: {} exceeds the minimum \
+width: {} required by the modules", o->height_, min_width) << std::endl;
+      o->width_ = min_width;
+    }
     std::cout << fmt::format(
       "Bar configured (width: {}, height: {}) for output: {}",
       o->width_, o->height_, o->output_name) << std::endl;

src/factory.cpp

@@ -38,7 +38,7 @@ waybar::IModule* waybar::Factory::makeModule(const std::string &name) const
     }
     #ifdef HAVE_DBUSMENU
     if (ref == "tray") {
-      return new waybar::modules::SNI::Tray(id, config_[name]);
+      return new waybar::modules::SNI::Tray(id, bar_, config_[name]);
     }
     #endif
     #ifdef HAVE_LIBNL

src/modules/custom.cpp

@@ -98,7 +98,7 @@ auto waybar::modules::Custom::update() -> void
 
     auto str = fmt::format(format_, text_,
       fmt::arg("alt", alt_),
-      fmt::arg("icon", getIcon(percentage_)),
+      fmt::arg("icon", getIcon(percentage_, alt_)),
       fmt::arg("percentage", percentage_));
     label_.set_markup(str);
     if (tooltipEnabled()) {

src/modules/network.cpp

@@ -2,8 +2,8 @@
 #include "modules/network.hpp"
 
 waybar::modules::Network::Network(const std::string& id, const Json::Value& config)
-  : ALabel(config, "{ifname}", 60), family_(AF_INET), info_sock_(-1), efd_(-1),
-    ev_fd_(-1), cidr_(-1), signal_strength_dbm_(0), signal_strength_(0)
+  : ALabel(config, "{ifname}", 60), family_(AF_INET), efd_(-1), ev_fd_(-1),
+    cidr_(-1), signal_strength_dbm_(0), signal_strength_(0)
 {
   label_.set_name("network");
   if (!id.empty()) {
@@ -39,8 +39,11 @@ waybar::modules::Network::~Network()
   if (efd_ > -1) {
     close(efd_);
   }
-  if (info_sock_ != -1) {
-    close(info_sock_);
+  if (info_sock_ != nullptr) {
+    nl_socket_drop_membership(info_sock_, RTMGRP_LINK);
+    nl_socket_drop_membership(info_sock_, RTMGRP_IPV4_IFADDR);
+    nl_close(info_sock_);
+    nl_socket_free(info_sock_);
   }
   if (sk_ != nullptr) {
     nl_close(sk_);
@@ -50,18 +53,19 @@ waybar::modules::Network::~Network()
 
 void waybar::modules::Network::createInfoSocket()
 {
-  struct sockaddr_nl sa;
-  info_sock_ = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
-  if (info_sock_ < 0) {
+  info_sock_ = nl_socket_alloc();
+  if (nl_connect(info_sock_, NETLINK_ROUTE) != 0) {
     throw std::runtime_error("Can't connect network socket");
   }
-  sa.nl_family = AF_NETLINK;
-  sa.nl_groups = RTMGRP_LINK | RTMGRP_IPV4_IFADDR | RTMGRP_IPV4_ROUTE
-    | RTMGRP_IPV6_IFADDR | RTMGRP_IPV6_ROUTE;
-  auto ret = bind(info_sock_, (struct sockaddr *)&sa, sizeof(sa));
-  if (ret < 0) {
+  if (nl_socket_add_membership(info_sock_, RTMGRP_LINK) != 0) {
     throw std::runtime_error("Can't add membership");
   }
+  if (nl_socket_add_membership(info_sock_, RTMGRP_IPV4_IFADDR) != 0) {
+    throw std::runtime_error("Can't add membership");
+  }
+  nl_socket_disable_seq_check(info_sock_);
+  nl_socket_set_nonblocking(info_sock_);
+  nl_socket_modify_cb(info_sock_, NL_CB_VALID, NL_CB_CUSTOM, handleEvents, this);
   efd_ = epoll_create1(0);
   if (efd_ < 0) {
     throw std::runtime_error("Can't create epoll");
@@ -76,10 +80,11 @@ void waybar::modules::Network::createInfoSocket()
     }
   }
   {
+    auto fd = nl_socket_get_fd(info_sock_);
     struct epoll_event event;
-    event.events = EPOLLIN | EPOLLET;
-    event.data.fd = info_sock_;
-    if (epoll_ctl(efd_, EPOLL_CTL_ADD, info_sock_, &event) == -1) {
+    event.events = EPOLLIN | EPOLLET | EPOLLRDHUP;
+    event.data.fd = fd;
+    if (epoll_ctl(efd_, EPOLL_CTL_ADD, fd, &event) == -1) {
       throw std::runtime_error("Can't add epoll event");
     }
   }
@@ -109,15 +114,16 @@ void waybar::modules::Network::worker()
     }
     thread_timer_.sleep_for(interval_);
   };
-  struct epoll_event events[EPOLL_MAX] = {0};
+  struct epoll_event events[EPOLL_MAX];
   thread_ = [this, &events] {
     int ec = epoll_wait(efd_, events, EPOLL_MAX, -1);
     if (ec > 0) {
       for (auto i = 0; i < ec; i++) {
-        if (events[i].data.fd == ev_fd_) {
+        if (events[i].data.fd == nl_socket_get_fd(info_sock_)) {
+          nl_recvmsgs_default(info_sock_);
+        } else {
           thread_.stop();
-        } else if (events[i].events & EPOLLIN) {
-          handleEvents();
+          break;
         }
       }
     } else if (ec == -1) {
@@ -371,7 +377,7 @@ int waybar::modules::Network::netlinkRequest(void *req,
   sa.nl_groups = groups;
   struct iovec iov = { req, reqlen };
   struct msghdr msg = { &sa, sizeof(sa), &iov, 1, nullptr, 0, 0 };
-  return sendmsg(info_sock_, &msg, 0);
+  return sendmsg(nl_socket_get_fd(info_sock_), &msg, 0);
 }
 
 int waybar::modules::Network::netlinkResponse(void *resp,
@@ -382,64 +388,58 @@ int waybar::modules::Network::netlinkResponse(void *resp,
   sa.nl_groups = groups;
   struct iovec iov = { resp, resplen };
   struct msghdr msg = { &sa, sizeof(sa), &iov, 1, nullptr, 0, 0 };
-  auto ret = recvmsg(info_sock_, &msg, 0);
+  auto ret = recvmsg(nl_socket_get_fd(info_sock_), &msg, 0);
   if (msg.msg_flags & MSG_TRUNC) {
     return -1;
   }
   return ret;
 }
 
-void waybar::modules::Network::handleEvents() {
-  struct sockaddr_nl addr;
-  char buff[2048] = {0};
-  socklen_t len = 0;
-
-  while (true) {
-    len = sizeof(addr);
-    auto ret = recvfrom(info_sock_, (void *)buff, sizeof(buff), 0,
-      (struct sockaddr *)&addr, &len);
-    auto nh = (struct nlmsghdr *)buff;
-    for(; NLMSG_OK(nh, ret); nh = NLMSG_NEXT(nh, ret)) {
-      bool need_update = false;
-      if (nh->nlmsg_type == RTM_NEWADDR) {
+int waybar::modules::Network::handleEvents(struct nl_msg *msg, void *data) {
+  int ret = 0;
+  auto net = static_cast<waybar::modules::Network *>(data);
+  bool need_update = false;
+  for (nlmsghdr *nh = nlmsg_hdr(msg); NLMSG_OK(nh, ret);
+    nh = NLMSG_NEXT(nh, ret)) {
+    if (nh->nlmsg_type == RTM_NEWADDR) {
+      need_update = true;
+    }
+    if (nh->nlmsg_type < RTM_NEWADDR) {
+      auto rtif = static_cast<struct ifinfomsg *>(NLMSG_DATA(nh));
+      if (rtif->ifi_index == static_cast<int>(net->ifid_)) {
         need_update = true;
-      }
-      if (nh->nlmsg_type < RTM_NEWADDR) {
-        auto rtif = static_cast<struct ifinfomsg *>(NLMSG_DATA(nh));
-        if (rtif->ifi_index == static_cast<int>(ifid_)) {
-          need_update = true;
-          if (!(rtif->ifi_flags & IFF_RUNNING)) {
-            disconnected();
-            dp.emit();
-            return;
-          }
+        if (!(rtif->ifi_flags & IFF_RUNNING)) {
+          net->disconnected();
+          net->dp.emit();
+          return NL_SKIP;
         }
       }
-      if (ifid_ <= 0 && !config_["interface"].isString()) {
-        for (uint8_t i = 0; i < MAX_RETRY; i += 1) {
-          ifid_ = getExternalInterface();
-          if (ifid_ > 0) {
-            break;
-          }
-          // Need to wait before get external interface
-          thread_.sleep_for(std::chrono::seconds(1));
-        }
-        if (ifid_ > 0) {
-          char ifname[IF_NAMESIZE];
-          if_indextoname(ifid_, ifname);
-          ifname_ = ifname;
-          need_update = true;
-        }
+    }
+    if (need_update) break;
+  }
+  if (net->ifid_ <= 0 && !net->config_["interface"].isString()) {
+    for (uint8_t i = 0; i < MAX_RETRY; i += 1) {
+      net->ifid_ = net->getExternalInterface();
+      if (net->ifid_ > 0) {
+        break;
       }
-      if (need_update) {
-        if (ifid_ > 0) {
-          getInfo();
-        }
-        dp.emit();
-      }
-      break;
+      // Need to wait before get external interface
+      net->thread_.sleep_for(std::chrono::seconds(1));
+    }
+    if (net->ifid_ > 0) {
+      char ifname[IF_NAMESIZE];
+      if_indextoname(net->ifid_, ifname);
+      net->ifname_ = ifname;
+      need_update = true;
     }
   }
+  if (need_update) {
+    if (net->ifid_ > 0) {
+      net->getInfo();
+    }
+    net->dp.emit();
+  }
+  return NL_SKIP;
 }
 
 int waybar::modules::Network::handleScan(struct nl_msg *msg, void *data) {
@@ -491,7 +491,9 @@ void waybar::modules::Network::parseEssid(struct nlattr **bss)
     if (ies_len > hdr_len && ies_len > ies[1] + hdr_len) {
       auto essid_begin = ies + hdr_len;
       auto essid_end = essid_begin + ies[1];
-      std::copy(essid_begin, essid_end, std::back_inserter(essid_));
+      std::string essid_raw;
+      std::copy(essid_begin, essid_end, std::back_inserter(essid_raw));
+      essid_ = Glib::Markup::escape_text(essid_raw);
     }
   }
 }

src/modules/sni/item.cpp

@@ -1,10 +1,16 @@
 #include "modules/sni/item.hpp"
 
 #include <iostream>
+#include <glibmm/main.h>
+
+using namespace Glib;
+
+static const ustring SNI_INTERFACE_NAME = sn_item_interface_info()->name;
+static const unsigned UPDATE_DEBOUNCE_TIME = 10;
 
 waybar::modules::SNI::Item::Item(std::string bn, std::string op, const Json::Value& config)
-    : bus_name(bn), object_path(op), icon_size(16), effective_icon_size(0)
-{
+    : bus_name(bn), object_path(op), icon_size(16), effective_icon_size(0),
+    update_pending_(false) {
   if (config["icon-size"].isUInt()) {
     icon_size = config["icon-size"].asUInt();
   }
@@ -12,107 +18,148 @@ waybar::modules::SNI::Item::Item(std::string bn, std::string op, const Json::Val
   event_box.add_events(Gdk::BUTTON_PRESS_MASK);
   event_box.signal_button_press_event().connect(
       sigc::mem_fun(*this, &Item::handleClick));
-  cancellable_ = g_cancellable_new();
-  sn_item_proxy_new_for_bus(
-      G_BUS_TYPE_SESSION, G_DBUS_PROXY_FLAGS_NONE, bus_name.c_str(),
-      object_path.c_str(), cancellable_, &Item::proxyReady, this);
+
+  cancellable_ = Gio::Cancellable::create();
+
+  auto interface = Glib::wrap(sn_item_interface_info(), true);
+  Gio::DBus::Proxy::create_for_bus(Gio::DBus::BusType::BUS_TYPE_SESSION, bus_name,
+      object_path, SNI_INTERFACE_NAME, sigc::mem_fun(*this, &Item::proxyReady),
+      cancellable_, interface);
 }
 
-void waybar::modules::SNI::Item::proxyReady(GObject *obj, GAsyncResult *res,
-                                            gpointer data) {
-  GError *error = nullptr;
-  SnItem *proxy = sn_item_proxy_new_for_bus_finish(res, &error);
-  if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
-    g_error_free(error);
-    return;
-  }
-  auto item = static_cast<SNI::Item *>(data);
-  item->proxy_ = proxy;
-  if (error) {
-    std::cerr << error->message << std::endl;
-    g_error_free(error);
-    return;
-  }
-  auto conn = g_dbus_proxy_get_connection(G_DBUS_PROXY(proxy));
-
-  g_dbus_connection_call(conn, item->bus_name.c_str(),
-    item->object_path.c_str(), "org.freedesktop.DBus.Properties", "GetAll",
-    g_variant_new("(s)", "org.kde.StatusNotifierItem"),
-    G_VARIANT_TYPE("(a{sv})"), G_DBUS_CALL_FLAGS_NONE, -1, item->cancellable_,
-    &Item::getAll, data);
-}
-
-void waybar::modules::SNI::Item::getAll(GObject *obj, GAsyncResult *res,
-                                        gpointer data) {
-  GError *error = nullptr;
-  auto conn = G_DBUS_CONNECTION(obj);
-  GVariant *properties = g_dbus_connection_call_finish(conn, res, &error);
-  if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
-    g_error_free(error);
-    return;
-  }
-  auto item = static_cast<SNI::Item *>(data);
-  if (error) {
-    std::cerr << error->message << std::endl;
-    g_error_free(error);
-    return;
-  }
-  GVariantIter *it = nullptr;
-  g_variant_get(properties, "(a{sv})", &it);
-  gchar *key;
-  GVariant *value;
-  while (g_variant_iter_next(it, "{sv}", &key, &value)) {
-    if (g_strcmp0(key, "Category") == 0) {
-      item->category = g_variant_dup_string(value, nullptr);
-    } else if (g_strcmp0(key, "Id") == 0) {
-      item->id = g_variant_dup_string(value, nullptr);
-    } else if (g_strcmp0(key, "Title") == 0) {
-      item->title = g_variant_dup_string(value, nullptr);
-    } else if (g_strcmp0(key, "Status") == 0) {
-      item->status = g_variant_dup_string(value, nullptr);
-    } else if (g_strcmp0(key, "WindowId") == 0) {
-      item->window_id = g_variant_get_int32(value);
-    } else if (g_strcmp0(key, "IconName") == 0) {
-      item->icon_name = g_variant_dup_string(value, nullptr);
-    } else if (g_strcmp0(key, "IconPixmap") == 0) {
-      item->icon_pixmap = item->extractPixBuf(value);
-    } else if (g_strcmp0(key, "OverlayIconName") == 0) {
-      item->overlay_icon_name = g_variant_dup_string(value, nullptr);
-    } else if (g_strcmp0(key, "OverlayIconPixmap") == 0) {
-      // TODO: overlay_icon_pixmap
-    } else if (g_strcmp0(key, "AttentionIconName") == 0) {
-      item->attention_icon_name = g_variant_dup_string(value, nullptr);
-    } else if (g_strcmp0(key, "AttentionIconPixmap") == 0) {
-      // TODO: attention_icon_pixmap
-    } else if (g_strcmp0(key, "AttentionMovieName") == 0) {
-      item->attention_movie_name = g_variant_dup_string(value, nullptr);
-    } else if (g_strcmp0(key, "ToolTip") == 0) {
-      // TODO: tooltip
-    } else if (g_strcmp0(key, "IconThemePath") == 0) {
-      item->icon_theme_path = g_variant_dup_string(value, nullptr);
-    } else if (g_strcmp0(key, "Menu") == 0) {
-      item->menu = g_variant_dup_string(value, nullptr);
-    } else if (g_strcmp0(key, "ItemIsMenu") == 0) {
-      item->item_is_menu = g_variant_get_boolean(value);
+void waybar::modules::SNI::Item::proxyReady(Glib::RefPtr<Gio::AsyncResult>& result) {
+  try {
+    this->proxy_ = Gio::DBus::Proxy::create_for_bus_finish(result);
+    /* Properties are already cached during object creation */
+    auto cached_properties = this->proxy_->get_cached_property_names();
+    for (const auto& name: cached_properties) {
+      Glib::VariantBase value;
+      this->proxy_->get_cached_property(value, name);
+      setProperty(name, value);
     }
-    g_variant_unref(value);
-    g_free(key);
+
+    this->proxy_->signal_signal().connect(sigc::mem_fun(*this, &Item::onSignal));
+
+    if (this->id.empty() || this->category.empty() || this->status.empty()) {
+      std::cerr << "Invalid Status Notifier Item: " + this->bus_name + "," +
+        this->object_path << std::endl;
+      return;
+    }
+    if (!this->icon_theme_path.empty()) {
+      Glib::RefPtr<Gtk::IconTheme> icon_theme = Gtk::IconTheme::get_default();
+      icon_theme->append_search_path(this->icon_theme_path);
+    }
+    this->updateImage();
+    // this->event_box.set_tooltip_text(this->title);
+
+  } catch (const Glib::Error& err) {
+    g_error("Failed to create DBus Proxy for %s %s: %s", bus_name.c_str(),
+        object_path.c_str(), err.what().c_str());
+  } catch (const std::exception& err) {
+    g_error("Failed to create DBus Proxy for %s %s: %s", bus_name.c_str(),
+        object_path.c_str(), err.what());
   }
-  g_variant_iter_free(it);
-  g_variant_unref(properties);
-  if (item->id.empty() || item->category.empty() || item->status.empty()) {
-    std::cerr << "Invalid Status Notifier Item: " + item->bus_name + "," +
-      item->object_path << std::endl;
-    return;
+}
+
+template<typename T>
+T get_variant(VariantBase& value) {
+    return VariantBase::cast_dynamic<Variant<T>>(value).get();
+}
+
+void
+waybar::modules::SNI::Item::setProperty(const ustring& name,
+    VariantBase& value) {
+  if (name == "Category") {
+    category = get_variant<std::string>(value);
+  } else if (name == "Id") {
+    id = get_variant<std::string>(value);
+  } else if (name == "Title") {
+    title = get_variant<std::string>(value);
+  } else if (name == "Status") {
+    status = get_variant<std::string>(value);
+  } else if (name == "WindowId") {
+    window_id = get_variant<int32_t>(value);
+  } else if (name == "IconName") {
+    icon_name = get_variant<std::string>(value);
+  } else if (name == "IconPixmap") {
+    icon_pixmap = this->extractPixBuf(value.gobj());
+  } else if (name == "OverlayIconName") {
+    overlay_icon_name = get_variant<std::string>(value);
+  } else if (name == "OverlayIconPixmap") {
+    // TODO: overlay_icon_pixmap
+  } else if (name == "AttentionIconName") {
+    attention_icon_name = get_variant<std::string>(value);
+  } else if (name == "AttentionIconPixmap") {
+    // TODO: attention_icon_pixmap
+  } else if (name == "AttentionMovieName") {
+    attention_movie_name = get_variant<std::string>(value);
+  } else if (name == "ToolTip") {
+    // TODO: tooltip
+  } else if (name == "IconThemePath") {
+    icon_theme_path = get_variant<std::string>(value);
+  } else if (name == "Menu") {
+    menu = get_variant<std::string>(value);
+  } else if (name == "ItemIsMenu") {
+    item_is_menu = get_variant<bool>(value);
   }
-  if (!item->icon_theme_path.empty()) {
-    GtkIconTheme *icon_theme = gtk_icon_theme_get_default();
-    gtk_icon_theme_append_search_path(icon_theme,
-      item->icon_theme_path.c_str());
+}
+
+void
+waybar::modules::SNI::Item::getUpdatedProperties() {
+  update_pending_ = false;
+
+  auto params = VariantContainerBase::create_tuple({
+    Variant<ustring>::create(SNI_INTERFACE_NAME)
+  });
+  proxy_->call("org.freedesktop.DBus.Properties.GetAll",
+      sigc::mem_fun(*this, &Item::processUpdatedProperties), params);
+};
+
+void
+waybar::modules::SNI::Item::processUpdatedProperties(
+    Glib::RefPtr<Gio::AsyncResult>& _result) {
+  try {
+    auto result = proxy_->call_finish(_result);
+    // extract "a{sv}" from VariantContainerBase
+    Variant<std::map<ustring, VariantBase>> properties_variant;
+    result.get_child(properties_variant);
+    auto properties = properties_variant.get();
+
+    for (const auto& [name, value]: properties) {
+      VariantBase old_value;
+      proxy_->get_cached_property(old_value, name);
+      if (!value.equal(old_value)) {
+        proxy_->set_cached_property(name, value);
+        setProperty(name, const_cast<VariantBase&>(value));
+      }
+    }
+
+    this->updateImage();
+    // this->event_box.set_tooltip_text(this->title);
+  } catch (const Glib::Error& err) {
+    g_warning("Failed to update properties: %s", err.what().c_str());
+  } catch (const std::exception& err) {
+    g_warning("Failed to update properties: %s", err.what());
   }
-  item->updateImage();
-  // item->event_box.set_tooltip_text(item->title);
-  // TODO: handle change
+}
+
+void
+waybar::modules::SNI::Item::onSignal(const ustring& sender_name,
+    const ustring& signal_name, const VariantContainerBase& arguments) {
+  if (!update_pending_ && signal_name.compare(0, 3, "New") == 0) {
+    /* Debounce signals and schedule update of all properties.
+     * Based on behavior of Plasma dataengine for StatusNotifierItem.
+     */
+    update_pending_ = true;
+    Glib::signal_timeout().connect_once(
+        sigc::mem_fun(*this, &Item::getUpdatedProperties), UPDATE_DEBOUNCE_TIME);
+  }
+}
+
+
+static void
+pixbuf_data_deleter(const guint8* data) {
+  g_free((void*) data);
 }
 
 Glib::RefPtr<Gdk::Pixbuf>
@@ -158,7 +205,8 @@ waybar::modules::SNI::Item::extractPixBuf(GVariant *variant) {
       array[i + 3] = alpha;
     }
     return Gdk::Pixbuf::create_from_data(array, Gdk::Colorspace::COLORSPACE_RGB,
-                                         true, 8, lwidth, lheight, 4 * lwidth);
+                                         true, 8, lwidth, lheight, 4 * lwidth,
+                                         &pixbuf_data_deleter);
   }
   return Glib::RefPtr<Gdk::Pixbuf>{};
 }
@@ -251,15 +299,21 @@ bool waybar::modules::SNI::Item::makeMenu(GdkEventButton *const &ev)
 }
 
 bool waybar::modules::SNI::Item::handleClick(GdkEventButton *const &ev) {
+  auto parameters = VariantContainerBase::create_tuple({
+    Variant<int>::create(ev->x),
+    Variant<int>::create(ev->y)
+  });
   if ((ev->button == 1 && item_is_menu) || ev->button == 3) {
     if (!makeMenu(ev)) {
-      return sn_item_call_context_menu_sync(proxy_, ev->x, ev->y, nullptr, nullptr);
+      proxy_->call("ContextMenu", parameters);
+      return true;
     }
   } else if (ev->button == 1) {
-    return sn_item_call_activate_sync(proxy_, ev->x, ev->y, nullptr, nullptr);
+    proxy_->call("Activate", parameters);
+    return true;
   } else if (ev->button == 2) {
-    return sn_item_call_secondary_activate_sync(proxy_, ev->x, ev->y,
-      nullptr, nullptr);
+    proxy_->call("SecondaryActivate", parameters);
+    return true;
   }
   return false;
 }

src/modules/sni/tray.cpp

@@ -2,8 +2,11 @@
 
 #include <iostream>
 
-waybar::modules::SNI::Tray::Tray(const std::string& id, const Json::Value &config)
-    : config_(config), watcher_(), host_(nb_hosts_, config,
+waybar::modules::SNI::Tray::Tray(const std::string& id, const Bar& bar,
+  const Json::Value &config)
+    : config_(config),
+    box_(bar.vertical ? Gtk::ORIENTATION_VERTICAL : Gtk::ORIENTATION_HORIZONTAL, 0),
+    watcher_(), host_(nb_hosts_, config,
     std::bind(&Tray::onAdd, this, std::placeholders::_1),
     std::bind(&Tray::onRemove, this, std::placeholders::_1))
 {

src/modules/sway/workspaces.cpp

@@ -2,7 +2,9 @@
 
 waybar::modules::sway::Workspaces::Workspaces(const std::string& id, const Bar& bar,
   const Json::Value& config)
-  : bar_(bar), config_(config), scrolling_(false)
+  : bar_(bar), config_(config),
+    box_(bar.vertical ? Gtk::ORIENTATION_VERTICAL : Gtk::ORIENTATION_HORIZONTAL, 0),
+    scrolling_(false)
 {
   box_.set_name("workspaces");
   if (!id.empty()) {
@@ -171,19 +173,19 @@ bool waybar::modules::sway::Workspaces::handleScroll(GdkEventScroll *e)
   }
   std::string name;
   if (e->direction == GDK_SCROLL_UP) {
-      name = getCycleWorkspace(idx, false);
+      name = getCycleWorkspace(idx, true);
   }
   if (e->direction == GDK_SCROLL_DOWN) {
-      name = getCycleWorkspace(idx, true);
+      name = getCycleWorkspace(idx, false);
   }
   if (e->direction == GDK_SCROLL_SMOOTH) {
     gdouble delta_x, delta_y;
     gdk_event_get_scroll_deltas(reinterpret_cast<const GdkEvent *>(e),
       &delta_x, &delta_y);
     if (delta_y < 0) {
-      name = getCycleWorkspace(idx, false);
-    } else if (delta_y > 0) {
       name = getCycleWorkspace(idx, true);
+    } else if (delta_y > 0) {
+      name = getCycleWorkspace(idx, false);
     }
   }
   if (name.empty() || name == workspaces_[idx]["name"].asString()) {