Hook up library manager

data/ui/home_page.blp

@@ -156,6 +156,10 @@ template $MusicusHomePage : Adw.NavigationPage {
 }
 
 menu primary_menu {
+  item {
+    label: _("_Library manager");
+    action: "win.library";
+  }
   item {
     label: _("_Preferences");
     action: "app.preferences";

data/ui/library_manager.blp

@@ -0,0 +1,12 @@
+using Gtk 4.0;
+using Adw 1;
+
+template $MusicusLibraryManager : Adw.NavigationPage {
+  title: _("Music Library");
+  tag: "library";
+
+  Adw.ToolbarView {
+    [top]
+    Adw.HeaderBar {}
+  }
+}

po/POTFILES

@@ -1,4 +1,5 @@
 data/ui/home_page.blp
+data/ui/library_manager.blp
 data/ui/player_bar.blp
 data/ui/playlist_page.blp
 data/ui/playlist_tile.blp

src/library_manager.rs

@@ -0,0 +1,53 @@
+use crate::library::MusicusLibrary;
+use adw::{
+    prelude::*,
+    subclass::{navigation_page::NavigationPageImpl, prelude::*},
+};
+use gtk::glib::{self, Properties};
+use std::cell::OnceCell;
+
+mod imp {
+    use super::*;
+
+    #[derive(Properties, Debug, Default, gtk::CompositeTemplate)]
+    #[properties(wrapper_type = super::LibraryManager)]
+    #[template(file = "data/ui/library_manager.blp")]
+    pub struct LibraryManager {
+        #[property(get, construct_only)]
+        pub library: OnceCell<MusicusLibrary>,
+    }
+
+    #[glib::object_subclass]
+    impl ObjectSubclass for LibraryManager {
+        const NAME: &'static str = "MusicusLibraryManager";
+        type Type = super::LibraryManager;
+        type ParentType = adw::NavigationPage;
+
+        fn class_init(klass: &mut Self::Class) {
+            klass.bind_template();
+            klass.bind_template_instance_callbacks();
+        }
+
+        fn instance_init(obj: &glib::subclass::InitializingObject<Self>) {
+            obj.init_template();
+        }
+    }
+
+    #[glib::derived_properties]
+    impl ObjectImpl for LibraryManager {}
+
+    impl WidgetImpl for LibraryManager {}
+    impl NavigationPageImpl for LibraryManager {}
+}
+
+glib::wrapper! {
+    pub struct LibraryManager(ObjectSubclass<imp::LibraryManager>)
+        @extends gtk::Widget, adw::NavigationPage;
+}
+
+#[gtk::template_callbacks]
+impl LibraryManager {
+    pub fn new(library: &MusicusLibrary) -> Self {
+        glib::Object::builder().property("library", library).build()
+    }
+}

src/main.rs

@@ -1,6 +1,7 @@
 mod application;
 mod config;
 mod home_page;
+mod library_manager;
 mod library;
 mod player;
 mod player_bar;

src/window.rs

@@ -1,6 +1,7 @@
 use crate::{
-    home_page::MusicusHomePage, library::MusicusLibrary, player::MusicusPlayer,
-    player_bar::PlayerBar, playlist_page::MusicusPlaylistPage, welcome_page::MusicusWelcomePage,
+    home_page::MusicusHomePage, library::MusicusLibrary, library_manager::LibraryManager,
+    player::MusicusPlayer, player_bar::PlayerBar, playlist_page::MusicusPlaylistPage,
+    welcome_page::MusicusWelcomePage,
 };
 use adw::subclass::prelude::*;
 use gtk::{gio, glib, glib::clone, prelude::*};
@@ -44,6 +45,15 @@ mod imp {
             self.parent_constructed();
             self.obj().load_window_state();
 
+            let navigation_view = self.navigation_view.get().to_owned();
+            let library_action = gio::ActionEntry::builder("library")
+                .activate(move |_: &super::MusicusWindow, _, _| {
+                    navigation_view.push_by_tag("library")
+                })
+                .build();
+
+            self.obj().add_action_entries([library_action]);
+
             let player_bar = PlayerBar::new(&self.player);
             self.player_bar_revealer.set_child(Some(&player_bar));
 
@@ -144,8 +154,13 @@ impl MusicusWindow {
 
     fn load_library(&self, path: impl AsRef<Path>) {
         let library = MusicusLibrary::new(path);
+
         self.imp()
             .navigation_view
             .replace(&[MusicusHomePage::new(&library, &self.imp().player).into()]);
+
+        self.imp()
+            .navigation_view
+            .add(&LibraryManager::new(&library));
     }
 }