gui: restructure file layout and apply licenses

9 files changed, 1014 insertions, 0 deletions

diff --git a/gui/src/main.cpp b/gui/src/main.cpp
index 030aa0f..a1f9843 100644
--- a/gui/src/main.cpp
+++ b/gui/src/main.cpp
@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: 2025 Felix Morgner <felix.morgner@gmail.com>
+ * SPDX-License-Identifier: LGPL-2.1-only
+ */
+
 // #include "turns/core/init.hpp"
 // #include "turns/core/settings.hpp"
 // #include "turns/ui/init.hpp"
diff --git a/gui/src/participant_editor.cpp b/gui/src/participant_editor.cpp
new file mode 100644
index 0000000..998d566
--- /dev/null
+++ b/gui/src/participant_editor.cpp
@@ -0,0 +1,167 @@
+/*
+ * SPDX-FileCopyrightText: 2025 Felix Morgner <felix.morgner@gmail.com>
+ * SPDX-License-Identifier: LGPL-2.1-only
+ */
+
+#include "turns/ui/participant_editor.hpp"
+
+#include "turns/core/disposition.hpp"
+#include "turns/core/participant.hpp"
+#include "turns/lang/messages.hpp"
+#include "turns/ui/template_widget.hpp"
+
+#include <sigc++/functors/mem_fun.h>
+
+#include <glibmm/binding.h>
+#include <glibmm/i18n.h>
+#include <glibmm/objectbase.h>
+#include <glibmm/propertyproxy.h>
+#include <glibmm/refptr.h>
+#include <glibmm/ustring.h>
+
+#include <gtkmm/button.h>
+#include <gtkmm/label.h>
+#include <gtkmm/listitem.h>
+#include <gtkmm/object.h>
+#include <gtkmm/signallistitemfactory.h>
+#include <gtkmm/stringlist.h>
+#include <gtkmm/stringobject.h>
+
+#include <adwaitamm/comborow.hpp>
+#include <adwaitamm/entryrow.hpp>
+#include <adwaitamm/spinrow.hpp>
+
+#include <cstdint>
+#include <memory>
+#include <ranges>
+
+namespace turns::ui
+{
+  namespace
+  {
+    auto constexpr static TYPE_NAME = "ParticipantEditor";
+    auto constexpr static TEMPLATE = "/ch/arknet/Turns/participant_editor.ui";
+  }  // namespace
+
+  ParticipantEditor::ParticipantEditor(Glib::RefPtr<core::Participant> participant)
+      : Glib::ObjectBase{TYPE_NAME}
+      , template_widget{TEMPLATE}
+      , m_disposition{get_widget<Adwaita::ComboRow>("disposition")}
+      , m_finish{get_widget<Gtk::Button>("finish")}
+      , m_name{get_widget<Adwaita::EntryRow>("name")}
+      , m_priority{get_widget<Adwaita::SpinRow>("priority")}
+      , m_disposition_factory{Gtk::SignalListItemFactory::create()}
+      , m_disposition_model{Gtk::StringList::create()}
+      , m_participant{*this, "participant", nullptr}
+  {
+    m_finish->signal_clicked().connect(sigc::mem_fun(*this, &ParticipantEditor::handle_finish_clicked));
+
+    for (auto n : std::views::iota(std::uint8_t{}, static_cast<std::uint8_t>(core::Disposition::END)))
+    {
+      m_disposition_model->append(presentation_name_for(core::Disposition{n}));
+    }
+
+    m_disposition_factory->signal_bind().connect(sigc::mem_fun(*this, &ParticipantEditor::handle_item_bind));
+    m_disposition_factory->signal_setup().connect(sigc::mem_fun(*this, &ParticipantEditor::handle_item_setup));
+
+    m_disposition->set_factory(m_disposition_factory);
+    m_disposition->set_model(m_disposition_model);
+
+    property_participant().signal_changed().connect(sigc::mem_fun(*this, &ParticipantEditor::handle_participant_changed));
+
+    set_participant(participant);
+  }
+
+  auto ParticipantEditor::get_disposition() const -> core::Disposition
+  {
+    return static_cast<core::Disposition>(m_disposition->get_selected());
+  }
+
+  auto ParticipantEditor::get_name() const -> Glib::ustring
+  {
+    return m_name->get_text();
+  }
+
+  auto ParticipantEditor::get_participant() const -> Glib::RefPtr<core::Participant>
+  {
+    return m_participant.get_value();
+  }
+
+  auto ParticipantEditor::get_priority() const -> double
+  {
+    return m_priority->get_value();
+  }
+
+  auto ParticipantEditor::set_disposition(core::Disposition value) -> void
+  {
+    m_disposition->set_selected(static_cast<unsigned>(value));
+  }
+
+  auto ParticipantEditor::set_name(Glib::ustring const & value) -> void
+  {
+    m_name->set_text(value);
+  }
+
+  auto ParticipantEditor::set_participant(Glib::RefPtr<core::Participant> const & value) -> void
+  {
+    m_participant.set_value(value);
+  }
+
+  auto ParticipantEditor::set_priority(double value) -> void
+  {
+    m_priority->set_value(value);
+  }
+
+  auto ParticipantEditor::property_participant() -> Glib::PropertyProxy<Glib::RefPtr<core::Participant>>
+  {
+    return m_participant.get_proxy();
+  }
+
+  auto ParticipantEditor::property_participant() const -> Glib::PropertyProxy_ReadOnly<Glib::RefPtr<core::Participant>>
+  {
+    return m_participant.get_proxy();
+  }
+
+  auto ParticipantEditor::signal_finished() -> SignalFinishedType
+  {
+    return m_signal_finished;
+  }
+
+  auto ParticipantEditor::handle_finish_clicked() -> void
+  {
+    m_signal_finished.emit(m_name->get_text(), m_priority->get_value(), static_cast<core::Disposition>(m_disposition->get_selected()));
+    close();
+  }
+
+  auto ParticipantEditor::handle_item_bind(Glib::RefPtr<Gtk::ListItem> item) -> void
+  {
+    auto value = std::dynamic_pointer_cast<Gtk::StringObject>(item->get_item())->get_string();
+    dynamic_cast<Gtk::Label *>(item->get_child())->set_label(value);
+  }
+
+  auto ParticipantEditor::handle_item_setup(Glib::RefPtr<Gtk::ListItem> item) -> void
+  {
+    item->set_child(*Gtk::make_managed<Gtk::Label>());
+  }
+
+  auto ParticipantEditor::handle_participant_changed() -> void
+  {
+    auto value = m_participant.get_value();
+    set_title(_(value ? lang::edit_participant : lang::add_participant));
+    if (value)
+    {
+      Glib::Binding::bind_property(value->property_name(),
+                                   m_name->property_text(),
+                                   Glib::Binding::Flags::BIDIRECTIONAL | Glib::Binding::Flags::SYNC_CREATE);
+      Glib::Binding::bind_property(value->property_priority(),
+                                   m_priority->property_value(),
+                                   Glib::Binding::Flags::BIDIRECTIONAL | Glib::Binding::Flags::SYNC_CREATE);
+      Glib::Binding::bind_property(value->property_disposition(),
+                                   m_disposition->property_selected(),
+                                   Glib::Binding::Flags::BIDIRECTIONAL | Glib::Binding::Flags::SYNC_CREATE,
+                                   [](auto value) { return static_cast<unsigned>(value); },
+                                   [](auto value) { return static_cast<core::Disposition>(value); });
+    }
+  }
+
+}  // namespace turns::ui
\ No newline at end of file
diff --git a/gui/src/participant_row.cpp b/gui/src/participant_row.cpp
new file mode 100644
index 0000000..c0f53df
--- /dev/null
+++ b/gui/src/participant_row.cpp
@@ -0,0 +1,154 @@
+/*
+ * SPDX-FileCopyrightText: 2025 Felix Morgner <felix.morgner@gmail.com>
+ * SPDX-License-Identifier: LGPL-2.1-only
+ */
+
+#include "turns/ui/participant_row.hpp"
+
+#include "turns/core/disposition.hpp"
+#include "turns/core/participant.hpp"
+#include "turns/lang/messages.hpp"
+#include "turns/ui/template_widget.hpp"
+
+#include <sigc++/functors/mem_fun.h>
+
+#include <glibmm/binding.h>
+#include <glibmm/i18n.h>
+#include <glibmm/objectbase.h>
+#include <glibmm/propertyproxy.h>
+#include <glibmm/refptr.h>
+#include <glibmm/ustring.h>
+#include <glibmm/variant.h>
+
+#include <gtkmm/button.h>
+#include <gtkmm/label.h>
+#include <gtkmm/listboxrow.h>
+#include <gtkmm/togglebutton.h>
+
+#include <algorithm>
+#include <format>
+#include <vector>
+
+namespace turns::ui
+{
+  namespace
+  {
+    auto constexpr static TYPE_NAME = "ParticipantRow";
+    auto constexpr static TEMPLATE = "/ch/arknet/Turns/participant_row.ui";
+
+    auto css_class_for(core::Disposition value) -> Glib::ustring
+    {
+      switch (value)
+      {
+      case core::Disposition::Friendly:
+        return "disposition-friendly";
+      case core::Disposition::Hostile:
+        return "disposition-hostile";
+      case core::Disposition::Secret:
+        return "disposition-secret";
+      default:
+        return "";
+      }
+    }
+  }  // namespace
+
+  ParticipantRow::ParticipantRow(Glib::RefPtr<core::Participant> participant)
+      : Glib::ObjectBase(TYPE_NAME)
+      , template_widget{TEMPLATE}
+      , m_delete{get_widget<Gtk::Button>("delete")}
+      , m_edit{get_widget<Gtk::Button>("edit")}
+      , m_subtitle{get_widget<Gtk::Label>("subtitle")}
+      , m_title{get_widget<Gtk::Label>("title")}
+      , m_toggle_defeated{get_widget<Gtk::ToggleButton>("toggle_defeated")}
+      , m_delete_enabled{*this, "delete-enabled", true}
+      , m_edit_enabled{*this, "edit-enabled", true}
+
+  {
+    m_delete->signal_clicked().connect(sigc::mem_fun(*this, &ParticipantRow::handle_delete));
+    m_edit->signal_clicked().connect(sigc::mem_fun(*this, &ParticipantRow::handle_edit));
+
+    Glib::Binding::bind_property(m_subtitle->property_label(),
+                                 m_subtitle->property_visible(),
+                                 Glib::Binding::Flags::DEFAULT,
+                                 sigc::mem_fun(&Glib::ustring::size));
+    Glib::Binding::bind_property(m_title->property_label(),
+                                 m_title->property_visible(),
+                                 Glib::Binding::Flags::INVERT_BOOLEAN,
+                                 sigc::mem_fun(&Glib::ustring::size));
+    Glib::Binding::bind_property(m_toggle_defeated->property_active(),
+                                 m_toggle_defeated->property_icon_name(),
+                                 Glib::Binding::Flags::SYNC_CREATE,
+                                 [](auto active) { return active ? "face-sick-symbolic" : "face-smile-symbolic"; });
+
+    // clang-format off
+    Glib::Binding::bind_property(delete_enabled(),
+                                 m_delete->property_sensitive(),
+                                 Glib::Binding::Flags::SYNC_CREATE);
+    Glib::Binding::bind_property(edit_enabled(),
+                                 m_edit->property_sensitive(),
+                                 Glib::Binding::Flags::SYNC_CREATE);
+    // clang-format on
+
+    if (participant)
+    {
+      Glib::Binding::bind_property(participant->property_name(), m_title->property_label(), Glib::Binding::Flags::SYNC_CREATE);
+
+      Glib::Binding::bind_property(participant->property_priority(),
+                                   m_subtitle->property_label(),
+                                   Glib::Binding::Flags::SYNC_CREATE,
+                                   [](auto n) { return std::vformat(_(lang::priority_number), std::make_format_args(n)); });
+
+      Glib::Binding::bind_property(participant->property_disposition(),
+                                   m_toggle_defeated->property_css_classes(),
+                                   Glib::Binding::Flags::SYNC_CREATE,
+                                   [this](auto value) {
+        auto classes = m_toggle_defeated->get_css_classes();
+        auto removed = std::ranges::remove_if(classes, [](auto cls) {
+          return (cls == "disposition-friendly") | (cls == "disposition-hostile") || (cls == "disposition-secret");
+        });
+        classes.erase(removed.begin(), removed.end());
+        classes.push_back(css_class_for(value));
+        return classes;
+      });
+
+      Glib::Binding::bind_property(participant->property_is_active(),
+                                   property_css_classes(),
+                                   Glib::Binding::Flags::SYNC_CREATE,
+                                   [this](auto value) {
+        auto classes = get_css_classes();
+        if (!value)
+        {
+          std::erase(classes, "active-participant");
+        }
+        else
+        {
+          classes.push_back("active-participant");
+        }
+        return classes;
+      });
+    }
+  }
+
+  auto ParticipantRow::delete_enabled() -> Glib::PropertyProxy<bool>
+  {
+    return m_delete_enabled.get_proxy();
+  }
+
+  auto ParticipantRow::edit_enabled() -> Glib::PropertyProxy<bool>
+  {
+    return m_edit_enabled.get_proxy();
+  }
+
+  auto ParticipantRow::handle_delete() -> void
+  {
+    auto index = Glib::Variant<int>::create(get_index());
+    activate_action("win.delete", index);
+  }
+
+  auto ParticipantRow::handle_edit() -> void
+  {
+    auto index = Glib::Variant<int>::create(get_index());
+    activate_action("win.edit", index);
+  }
+
+}  // namespace turns::ui
\ No newline at end of file
diff --git a/gui/src/preferences.cpp b/gui/src/preferences.cpp
new file mode 100644
index 0000000..cd6cdbf
--- /dev/null
+++ b/gui/src/preferences.cpp
@@ -0,0 +1,86 @@
+/*
+ * SPDX-FileCopyrightText: 2025 Felix Morgner <felix.morgner@gmail.com>
+ * SPDX-License-Identifier: LGPL-2.1-only
+ */
+
+#include "turns/ui/preferences.hpp"
+
+#include "turns/core/settings.hpp"
+#include "turns/ui/template_widget.hpp"
+
+#include <sigc++/adaptors/bind.h>
+#include <sigc++/functors/mem_fun.h>
+
+#include <glibmm/binding.h>
+#include <glibmm/objectbase.h>
+#include <glibmm/refptr.h>
+#include <glibmm/ustring.h>
+#include <glibmm/variant.h>
+
+#include <giomm/settings.h>
+
+#include <gtkmm/button.h>
+#include <gtkmm/colordialog.h>
+#include <gtkmm/colordialogbutton.h>
+#include <gtkmm/enums.h>
+
+#include <adwaitamm/switchrow.hpp>
+
+#include <gdkmm/rgba.h>
+
+namespace turns::ui
+{
+  namespace
+  {
+    auto constexpr static TYPE_NAME = "Preferences";
+    auto constexpr static TEMPLATE = "/ch/arknet/Turns/preferences.ui";
+  }  // namespace
+
+  Preferences::Preferences(Glib::RefPtr<Gio::Settings> settings)
+      : Glib::ObjectBase{TYPE_NAME}
+      , template_widget{TEMPLATE}
+      , m_settings{settings}
+      , m_friendly_reset_button{get_widget<Gtk::Button>("friendly_reset_button")}
+      , m_hostile_reset_button{get_widget<Gtk::Button>("hostile_reset_button")}
+      , m_secret_reset_button{get_widget<Gtk::Button>("secret_reset_button")}
+      , m_friendly_color_button{get_widget<Gtk::ColorDialogButton>("friendly_color_button")}
+      , m_hostile_color_button{get_widget<Gtk::ColorDialogButton>("hostile_color_button")}
+      , m_secret_color_button{get_widget<Gtk::ColorDialogButton>("secret_color_button")}
+      , m_skip_defeated{get_widget<Adwaita::SwitchRow>("skip_defeated")}
+  {
+    if (!m_settings)
+    {
+      return;
+    }
+
+    bind_reset(core::settings::key::disposition_friendly_color, m_friendly_reset_button);
+    bind_setting(core::settings::key::disposition_friendly_color, m_friendly_color_button);
+    bind_reset(core::settings::key::disposition_hostile_color, m_hostile_reset_button);
+    bind_setting(core::settings::key::disposition_hostile_color, m_hostile_color_button);
+    bind_reset(core::settings::key::disposition_secret_color, m_secret_reset_button);
+    bind_setting(core::settings::key::disposition_secret_color, m_secret_color_button);
+
+    m_settings->bind(core::settings::key::skip_defeated, m_skip_defeated->property_active());
+  }
+
+  auto Preferences::bind_reset(Glib::ustring const & key, Gtk::Button * button) -> void
+  {
+    m_settings->signal_changed(key).connect([=, this](auto) { update_sensitive(key, button); });
+    update_sensitive(key, button);
+    button->signal_clicked().connect(sigc::bind(sigc::mem_fun(*m_settings, &Gio::Settings::reset), key));
+  }
+
+  auto Preferences::bind_setting(Glib::ustring const & key, Gtk::ColorDialogButton * button) -> void
+  {
+    m_settings->bind<Glib::ustring, Gdk::RGBA>(key, button->property_rgba(), Gio::Settings::BindFlags::DEFAULT, [](auto value) {
+      return Gdk::RGBA{value};
+    }, [](auto color) { return color.to_string(); });
+  }
+
+  auto Preferences::update_sensitive(Glib::ustring const & key, Gtk::Button * button) -> void
+  {
+    auto v = Glib::Variant<Glib::ustring>{};
+    button->set_sensitive(m_settings->get_user_value(key, v));
+  }
+
+}  // namespace turns::ui::widgets
\ No newline at end of file
diff --git a/gui/src/settings.cpp b/gui/src/settings.cpp
new file mode 100644
index 0000000..161a709
--- /dev/null
+++ b/gui/src/settings.cpp
@@ -0,0 +1,33 @@
+/*
+ * SPDX-FileCopyrightText: 2025 Felix Morgner <felix.morgner@gmail.com>
+ * SPDX-License-Identifier: LGPL-2.1-only
+ */
+
+#include "turns/core/settings.hpp"
+
+#include <glibmm/refptr.h>
+#include <glibmm/wrap.h>
+
+#include <giomm/settings.h>
+#include <giomm/settingsschemasource.h>
+
+#include <gio/gsettings.h>
+
+namespace turns::core
+{
+
+  auto get_settings() -> Glib::RefPtr<Gio::Settings>
+  {
+    auto constexpr schema_id = "ch.arknet.Turns";
+
+#ifdef TURNS_SETTINGS_SCHEMA_DIR
+    auto source = Gio::SettingsSchemaSource::create(TURNS_SETTINGS_SCHEMA_DIR "/glib-2.0/schemas", true);
+    auto schema = source->lookup(schema_id, true);
+    auto settings = g_settings_new_full(Glib::unwrap(schema), nullptr, nullptr);
+    return Glib::wrap(settings);
+#else
+    return Gio::Settings::create(schema_id);
+#endif
+  }
+
+}  // namespace turns::core
diff --git a/gui/src/tracker.cpp b/gui/src/tracker.cpp
new file mode 100644
index 0000000..dd926b5
--- /dev/null
+++ b/gui/src/tracker.cpp
@@ -0,0 +1,260 @@
+/*
+ * SPDX-FileCopyrightText: 2025 Felix Morgner <felix.morgner@gmail.com>
+ * SPDX-License-Identifier: LGPL-2.1-only
+ */
+
+#include "turns/ui/tracker.hpp"
+
+#include "turns/core/settings.hpp"
+#include "turns/core/turn_order_model.hpp"
+#include "turns/lang/messages.hpp"
+#include "turns/ui/template_widget.hpp"
+#include "turns/ui/turn_order_view.hpp"
+
+#include <sigc++/adaptors/bind.h>
+#include <sigc++/functors/mem_fun.h>
+
+#include <glibmm/binding.h>
+#include <glibmm/i18n.h>
+#include <glibmm/objectbase.h>
+#include <glibmm/propertyproxy.h>
+#include <glibmm/refptr.h>
+#include <glibmm/ustring.h>
+#include <glibmm/varianttype.h>
+#include <glibmm/wrap.h>
+
+#include <giomm/file.h>
+#include <giomm/liststore.h>
+#include <giomm/settings.h>
+
+#include <gtkmm/applicationwindow.h>
+#include <gtkmm/builder.h>
+#include <gtkmm/button.h>
+#include <gtkmm/cssprovider.h>
+#include <gtkmm/error.h>
+#include <gtkmm/filedialog.h>
+#include <gtkmm/object.h>
+#include <gtkmm/revealer.h>
+#include <gtkmm/stack.h>
+#include <gtkmm/styleprovider.h>
+#include <gtkmm/widget.h>
+
+#include <adwaitamm/application.hpp>
+#include <adwaitamm/applicationwindow.hpp>
+#include <adwaitamm/toast.hpp>
+#include <adwaitamm/toastoverlay.hpp>
+#include <adwaitamm/windowtitle.hpp>
+
+#include <gtk/gtk.h>
+#include <nlohmann/json.hpp>
+
+#include <exception>
+#include <format>
+#include <print>
+#include <string>
+#include <utility>
+
+namespace turns::ui
+{
+  namespace
+  {
+    auto constexpr static TYPE_NAME = "Tracker";
+    auto constexpr static TEMPLATE = "/ch/arknet/Turns/tracker.ui";
+  }  // namespace
+
+  Tracker::Tracker()
+      : Tracker{{}, core::get_settings()}
+  {
+  }
+
+  Tracker::Tracker(Glib::RefPtr<Adwaita::Application> const & app, Glib::RefPtr<Gio::Settings> const & settings)
+      : Glib::ObjectBase{TYPE_NAME}
+      , template_widget{TEMPLATE, app}
+      , m_controls{get_widget<Gtk::Revealer>("controls")}
+      , m_empty{get_widget<Gtk::Widget>("empty")}
+      , m_overlay{get_widget<Adwaita::ToastOverlay>("overlay")}
+      , m_stack{get_widget<Gtk::Stack>("stack")}
+      , m_start{get_widget<Gtk::Button>("start")}
+      , m_title{get_widget<Adwaita::WindowTitle>("title")}
+      , m_turn_order{core::TurnOderModel::create()}
+      , m_turn_order_view{Gtk::make_managed<TurnOrderView>(m_turn_order)}
+      , m_settings{std::move(settings)}
+      , m_subtitle{m_title->property_subtitle()}
+      , m_css{Gtk::CssProvider::create()}
+  {
+    setup_colors();
+    setup_actions();
+
+    m_stack->add(*m_turn_order_view);
+
+    m_turn_order->is_empty().signal_changed().connect(sigc::mem_fun(*this, &Tracker::update_subtitle));
+    m_turn_order->round_number().signal_changed().connect(sigc::mem_fun(*this, &Tracker::update_subtitle));
+    update_subtitle();
+
+    // clang-format off
+    Glib::Binding::bind_property(m_turn_order->is_empty(),
+                                 m_stack->property_visible_child(),
+                                 Glib::Binding::Flags::SYNC_CREATE,
+                                 [this](auto empty) { return empty ? m_empty : m_turn_order_view; });
+
+    Glib::Binding::bind_property(m_turn_order->is_running(),
+                                 m_controls->property_reveal_child(),
+                                 Glib::Binding::Flags::SYNC_CREATE);
+    // clang-format on
+
+    m_settings->bind("skip-defeated", m_turn_order->skip_defeated());
+  }
+
+  auto Tracker::setup_actions() -> void
+  {
+    // win.add_participant
+    // depends-on: turn_order:state == stopped
+    {
+      auto action = add_action("add_participant", sigc::mem_fun(*this, &Tracker::add_participant));
+
+      Glib::Binding::bind_property(m_turn_order->is_running(),
+                                   action->property_enabled(),
+                                   Glib::Binding::Flags::SYNC_CREATE | Glib::Binding::Flags::INVERT_BOOLEAN);
+    }
+
+    // win.clear
+    // depends-on: turn_order:is_empty == false
+    {
+      auto action = add_action("clear", sigc::mem_fun(*m_turn_order, &core::TurnOderModel::clear));
+
+      Glib::Binding::bind_property(m_turn_order->is_empty(),
+                                   action->property_enabled(),
+                                   Glib::Binding::Flags::SYNC_CREATE | Glib::Binding::Flags::INVERT_BOOLEAN);
+    }
+
+    // win.next
+    // depends-on: turn_order:state == running
+    {
+      auto action = add_action("next", sigc::mem_fun(*m_turn_order, &core::TurnOderModel::next));
+
+      Glib::Binding::bind_property(m_turn_order->is_running(), action->property_enabled(), Glib::Binding::Flags::SYNC_CREATE);
+    }
+
+    // win.previous
+    // depends-on: turn_order:has_previous == true
+    {
+      auto action = add_action("previous", sigc::mem_fun(*m_turn_order, &core::TurnOderModel::previous));
+
+      Glib::Binding::bind_property(m_turn_order->has_previous(), action->property_enabled(), Glib::Binding::Flags::SYNC_CREATE);
+    }
+
+    // win.start
+    // depends-on: turn_order:is_empty == false
+    {
+      auto action = add_action("start", sigc::mem_fun(*m_turn_order, &core::TurnOderModel::start));
+
+      Glib::Binding::bind_property(m_turn_order->is_empty(),
+                                   action->property_enabled(),
+                                   Glib::Binding::Flags::SYNC_CREATE | Glib::Binding::Flags::INVERT_BOOLEAN);
+
+      Glib::Binding::bind_property(m_turn_order->is_running(),
+                                   m_start->property_visible(),
+                                   Glib::Binding::Flags::SYNC_CREATE | Glib::Binding::Flags::INVERT_BOOLEAN);
+    }
+
+    // win.stop
+    // depends-on: turn_order:running == true
+    {
+      auto action = add_action("stop", sigc::mem_fun(*this, &Tracker::stop));
+
+      Glib::Binding::bind_property(m_turn_order->is_running(), action->property_enabled(), Glib::Binding::Flags::SYNC_CREATE);
+    }
+
+    // win.delete
+    // win.edit
+    // win.open
+    // win.preferences
+    {
+      add_action_with_parameter("delete", Glib::VARIANT_TYPE_INT32, sigc::mem_fun(*this, &Tracker::delete_participant));
+      add_action_with_parameter("edit", Glib::VARIANT_TYPE_INT32, sigc::mem_fun(*this, &Tracker::edit_participant));
+      add_action("open", sigc::mem_fun(*this, &Tracker::open));
+      add_action("preferences", sigc::mem_fun(*this, &Tracker::preferences));
+    }
+
+    // win.save
+    // depends-on: turn_order:is_empty == false
+    {
+      auto action = add_action("save", sigc::bind(sigc::mem_fun(*this, &Tracker::save), false));
+
+      Glib::Binding::bind_property(m_turn_order->is_empty(),
+                                   action->property_enabled(),
+                                   Glib::Binding::Flags::SYNC_CREATE | Glib::Binding::Flags::INVERT_BOOLEAN);
+    }
+
+    // win.save-as
+    // depends-on: turn_order:is_empty == false
+    {
+      auto action = add_action("save-as", sigc::bind(sigc::mem_fun(*this, &Tracker::save), true));
+
+      Glib::Binding::bind_property(m_turn_order->is_empty(),
+                                   action->property_enabled(),
+                                   Glib::Binding::Flags::SYNC_CREATE | Glib::Binding::Flags::INVERT_BOOLEAN);
+    }
+  }
+
+  auto Tracker::setup_colors() -> void
+  {
+    Gtk::CssProvider::add_provider_for_display(get_display(), m_css, GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
+    m_settings->signal_changed().connect(sigc::mem_fun(*this, &Tracker::on_settings_changed));
+    update_colors();
+  }
+
+  auto Tracker::start_replace_content() -> void
+  {
+    m_file_buffer = m_turn_order->serialize().dump(2);
+    m_file->replace_contents_async(sigc::mem_fun(*this, &Tracker::on_replace_content_done), m_file_buffer, m_file_etag);
+  }
+
+  auto Tracker::show_error(std::exception const & e) -> void
+  {
+    auto error = e.what();
+    show_toast(std::vformat(_(lang::saving_failed_format), std::make_format_args(error)));
+  }
+
+  auto Tracker::show_toast(std::string const & message) -> void
+  {
+    m_overlay->add_toast(*Adwaita::Toast::create(message));
+  }
+
+  auto Tracker::update_colors() -> void
+  {
+    auto friendly_color = m_settings->get_string("disposition-color-friendly");
+    auto hostile_color = m_settings->get_string("disposition-color-hostile");
+    auto secret_color = m_settings->get_string("disposition-color-secret");
+    m_css->load_from_string(std::format("@define-color friendly {};\n"
+                                        "@define-color hostile {};\n"
+                                        "@define-color secret {};\n",
+                                        friendly_color.c_str(),
+                                        hostile_color.c_str(),
+                                        secret_color.c_str()));
+  }
+
+  auto Tracker::update_subtitle() -> void
+  {
+    if (m_turn_order->is_empty())
+    {
+      m_subtitle = _(lang::no_active_turn_order);
+    }
+    else
+    {
+      auto round_number = m_turn_order->round_number() + 1;
+      m_subtitle = round_number == 0 ? "" : std::vformat(_(lang::round_number), std::make_format_args(round_number));
+    }
+  }
+
+  auto Tracker::load(Glib::RefPtr<Gio::File> file) -> void
+  {
+    if (file->query_exists())
+    {
+      m_file = file;
+      m_file->load_contents_async(sigc::mem_fun(*this, &Tracker::on_load_content_done));
+      set_sensitive(false);
+    }
+  }
+
+}  // namespace turns::ui
diff --git a/gui/src/tracker_actions.cpp b/gui/src/tracker_actions.cpp
new file mode 100644
index 0000000..7149f0e
--- /dev/null
+++ b/gui/src/tracker_actions.cpp
@@ -0,0 +1,130 @@
+/*
+ * SPDX-FileCopyrightText: 2025 Felix Morgner <felix.morgner@gmail.com>
+ * SPDX-License-Identifier: LGPL-2.1-only
+ */
+
+#include "turns/core/participant.hpp"
+#include "turns/lang/messages.hpp"
+#include "turns/ui/participant_editor.hpp"
+#include "turns/ui/preferences.hpp"
+#include "turns/ui/tracker.hpp"
+
+#include <sigc++/adaptors/bind.h>
+#include <sigc++/functors/mem_fun.h>
+
+#include <glibmm/i18n.h>
+#include <glibmm/refptr.h>
+#include <glibmm/ustring.h>
+#include <glibmm/variant.h>
+#include <glibmm/wrap.h>
+
+#include <giomm/liststore.h>
+#include <giomm/settings.h>
+
+#include <gtkmm/builder.h>
+#include <gtkmm/filedialog.h>
+#include <gtkmm/filefilter.h>
+#include <gtkmm/object.h>
+
+#include <adwaitamm/alertdialog.hpp>
+#include <adwaitamm/dialog.hpp>
+#include <adwaitamm/enums.hpp>
+#include <adwaitamm/preferencesdialog.hpp>
+
+#include <gio/gio.h>
+#include <gtk/gtk.h>
+
+#include <utility>
+
+namespace turns::ui
+{
+  namespace
+  {
+    auto file_filters()
+    {
+      auto filters = Gio::ListStore<Gtk::FileFilter>::create();
+      auto filter = Gtk::FileFilter::create();
+      filter->set_name(_("Turns Files"));
+      filter->add_pattern("*.trns");
+      filters->append(filter);
+      return filters;
+    }
+  }  // namespace
+
+  auto Tracker::add_participant() -> void
+  {
+    auto dialog = Gtk::make_managed<ParticipantEditor>(nullptr);
+    dialog->signal_finished().connect([this](auto n, auto p, auto d) { m_turn_order->add(n, p, d); });
+    dialog->present(this);
+  }
+
+  auto Tracker::delete_participant(Glib::VariantBase param) -> void
+  {
+    auto index = Glib::VariantBase::cast_dynamic<Glib::Variant<int>>(param);
+    m_turn_order->remove(index.get());
+  }
+
+  auto Tracker::edit_participant(Glib::VariantBase param) -> void
+  {
+    auto index = Glib::VariantBase::cast_dynamic<Glib::Variant<int>>(param);
+    auto participant = m_turn_order->get_typed_object<core::Participant>(index.get());
+    auto dialog = Gtk::make_managed<ParticipantEditor>(participant);
+    dialog->present(this);
+  }
+
+  auto Tracker::open() -> void
+  {
+    auto dialog = Gtk::FileDialog::create();
+    dialog->set_filters(file_filters());
+    dialog->open(sigc::bind(sigc::mem_fun(*this, &Tracker::on_open_response), dialog));
+  }
+
+  auto Tracker::preferences() -> void
+  {
+    auto preferences = Gtk::make_managed<struct Preferences>(m_settings);
+    auto dialog = Gtk::make_managed<Adwaita::PreferencesDialog>();
+    dialog->add(*preferences);
+    dialog->set_visible_page(*preferences);
+    dialog->present(this);
+  }
+
+  auto Tracker::save(bool force_ask) -> void
+  {
+    if (m_file && !force_ask)
+    {
+      start_replace_content();
+    }
+    else
+    {
+      auto dialog = Gtk::FileDialog::create();
+      m_file ? dialog->set_initial_file(m_file) : dialog->set_initial_name(_(lang::new_turn_order_file_name));
+      dialog->set_filters(file_filters());
+      dialog->save(*this, sigc::bind(sigc::mem_fun(*this, &Tracker::on_save_response), dialog));
+    }
+  }
+
+  auto Tracker::stop() -> void
+  {
+    auto dialog = Adwaita::AlertDialog::create(_(lang::stop_turn_order), _(lang::question_clear_turn_order));
+    dialog->add_response("stop", _(lang::stop));
+    dialog->set_response_appearance("stop", Adwaita::ResponseAppearance::Suggested);
+    dialog->add_response("clear", _(lang::stop_and_clear));
+    dialog->set_response_appearance("clear", Adwaita::ResponseAppearance::Destructive);
+    dialog->add_response("cancel", _(lang::cancel));
+    dialog->set_response_appearance("cancel", Adwaita::ResponseAppearance::Default);
+    dialog->set_close_response("cancel");
+    dialog->set_default_response("cancel");
+    dialog->choose(*this, nullptr, [dialog = std::move(dialog), this](auto const & result) {
+      auto response = dialog->choose_finish(result);
+      if (response == "cancel")
+      {
+        return;
+      }
+      if (response == "clear")
+      {
+        m_turn_order->clear();
+      }
+      m_turn_order->stop();
+    });
+  }
+}  // namespace turns::ui
\ No newline at end of file
diff --git a/gui/src/tracker_event_handlers.cpp b/gui/src/tracker_event_handlers.cpp
new file mode 100644
index 0000000..ae0328c
--- /dev/null
+++ b/gui/src/tracker_event_handlers.cpp
@@ -0,0 +1,110 @@
+/*
+ * SPDX-FileCopyrightText: 2025 Felix Morgner <felix.morgner@gmail.com>
+ * SPDX-License-Identifier: LGPL-2.1-only
+ */
+
+#include "turns/lang/messages.hpp"
+#include "turns/ui/tracker.hpp"
+
+#include <sigc++/functors/mem_fun.h>
+
+#include <glibmm/i18n.h>
+#include <glibmm/refptr.h>
+#include <glibmm/ustring.h>
+
+#include <giomm/asyncresult.h>
+#include <giomm/error.h>
+
+#include <gtkmm/filedialog.h>
+
+#include <nlohmann/json.hpp>
+
+#include <cstddef>
+#include <exception>
+#include <format>
+#include <string_view>
+
+namespace turns::ui
+{
+
+  auto Tracker::on_load_content_done(Glib::RefPtr<Gio::AsyncResult> result) -> void
+  {
+    set_sensitive();
+    char * data{};
+    auto size = std::size_t{};
+
+    try
+    {
+      if (!m_file->load_contents_finish(result, data, size, m_file_etag))
+      {
+        m_file.reset();
+        m_file_etag.clear();
+        return;
+      }
+
+      m_turn_order->load(nlohmann::json::parse(std::string_view{data, size}));
+    }
+    catch (std::exception const & e)
+    {
+      return show_error(e);
+    }
+
+    auto name = m_file->get_basename();
+    show_toast(std::vformat(_(lang::successfully_opened_format), std: