Add user settings (#8)

* Refactor MainWindow and create new HeaderBar class

* Add refactored classes to meson.build

* Remove old main window

* Pass players object by constructor injection

* Improve dark theme handling

* Remove obsolete function build_button_from_icon

* Initial implementation of Settings menu and popover

* Add new options to gschema

* add choices to keep window on top
* add option to disable low opacity when lose focus
* add download location to lyrics

* Fix summaries on gschemas

* Remove default value from download location on gschema

* Binds default location to settings menu

* Bind rest of settings

* Add funcionality to 'keep window above' settings

* Check nullability of players in headerbar

* Add functionality to window opacity settings

* Improve readability on SettingsPopover's code

* Add default lyrics directory path

* Add reset button and revert readability improvements

- Add a reset button that restore default settings
- Remove comments referencing each setting
- Move application setting calls back to end of constructor due to
  problems making them syncronized

* Make possible to change lyrics download folder

* Initialize download location if it's null

* Make items align to left, except restore settings button

* Print debug messages when setting the local storage path

* Fix light theme not being translucid

data/Application.css

@@ -13,14 +13,14 @@
 }
 
 /* Window and titlebar inactive */
-.lyrics:backdrop,
-.lyrics:backdrop .titlebar {
+.lyrics:backdrop.translucid-backdrop,
+.lyrics:backdrop.translucid-backdrop .titlebar {
     color: #0c0c0c;
     background: rgba(255, 255, 255, 0.25);
 }
 
-.lyrics.dark:backdrop,
-.lyrics.dark:backdrop .titlebar {
+.lyrics.dark:backdrop.translucid-backdrop,
+.lyrics.dark:backdrop.translucid-backdrop .titlebar {
     color: #fff;
     background: rgba(0, 0, 0, 0.5);
 }

data/com.github.naaando.lyrics.gschema.xml

@@ -16,5 +16,22 @@
       <summary>Most recent y position</summary>
       <description>Most recent y position</description>
     </key>
+    <key name="window-keep-above" type="s">
+      <choices>
+        <choice value='Always'/>
+        <choice value='When playing'/>
+        <choice value='Never keep above'/>
+      </choices>
+      <default>'When playing'</default>
+      <summary>Keep the window on the top</summary>
+    </key>
+    <key name="window-out-of-focus-translucid" type="b">
+      <default>true</default>
+      <summary>Set window's opacity low when it goes out of focus</summary>
+    </key>
+    <key name="download-location" type="s">
+      <default>''</default>
+      <summary>Location to download and search for lyrics</summary>
+    </key>
   </schema>
 </schemalist>

meson.build

@@ -17,7 +17,6 @@ executable(
     meson.project_name (),
     asresources,
     'src/Controller/DisplayController.vala',
-    'src/Controller/StackController.vala',
     'src/Core/Factory/MetasongFactory.vala',
     'src/Core/Lyric.vala',
     'src/Core/Metasong.vala',
@@ -35,14 +34,18 @@ executable(
     'src/Mpris/MprisPlayer.vala',
     'src/Mpris/MprisService.vala',
     'src/Parser/LRC-Parser.vala',
+    'src/View/HeaderBar.vala',
+    'src/View/MainStack.vala',
+    'src/View/MainWindow.vala',
+    'src/View/SettingsPopover.vala',
     'src/Widgets/Displays/IDisplay.vala',
     'src/Widgets/Displays/SimpleDisplay.vala',
     'src/Widgets/Displays/ScrolledDisplay.vala',
     'src/Widgets/Download.vala',
+    'src/Widgets/FileChooserButton.vala',
     'src/Widgets/ModeSwitch.vala',
     'src/Widgets/SearchLyric.vala',
     'src/Application.vala',
-    'src/MainWindow.vala',
     'src/SimplePlayer.vala',
     dependencies: [
         dependency ('glib-2.0'),

src/Application.vala

@@ -1,14 +1,14 @@
 
 public class Lyrics.Application : Gtk.Application {
-    public static GLib.Settings settings;
+    public static string DEFAULT_LYRICS_DIR = Environment.get_home_dir ()+"/.lyrics/";
+    public static GLib.Settings settings = new Settings ("com.github.naaando.lyrics");
 
     public Application () {
         Object (application_id: "com.github.naaando.lyrics",
         flags: ApplicationFlags.FLAGS_NONE);
-    }
-
-    static construct {
-        settings = new Settings ("com.github.naaando.lyrics");
+        if (settings.get_string ("download-location") == "") {
+            settings.set_string ("download-location", DEFAULT_LYRICS_DIR);
+        }
     }
 
     protected override void activate () {
@@ -19,15 +19,12 @@ public class Lyrics.Application : Gtk.Application {
 
         var players = new Players ();
 
-        var stack_controller = new Controller.StackController (players);
-
         var scanner = new Mpris.Service ();
         scanner.found.connect ((player) => players.add (player));
         scanner.lost.connect (players.remove_by_busname);
         scanner.setup_dbus ();
 
-        var main_window = new MainWindow (this, stack_controller.get_stack ());
-        main_window.players = players;
+        var main_window = new MainWindow (this, players, new MainStack (players));
 
         var window_x = settings.get_int ("window-x");
         var window_y = settings.get_int ("window-y");

src/Repository/Local/LocalRepository.vala

@@ -1,6 +1,6 @@
 
 public class Lyrics.LocalRepository : IRepository, Object {
-    string local_storage = Environment.get_home_dir ()+"/.lyrics/";
+    public string local_storage { get; set; default = Environment.get_home_dir ()+"/.lyrics/"; }
 
     public bool save (Metasong song, ILyricFile lyric_file) {
         var file = File.new_for_path (local_storage+get_filename_for_song (song));

src/Repository/Repository.vala

@@ -8,6 +8,9 @@ public class Lyrics.Repository : IRepository, Object {
 
     public Repository () {
         lyricsources["viewlyrics"] = new LyricSources.Repository (viewlyrics_dbus[0], viewlyrics_dbus[1]);
+
+        Application.settings.changed["download-location"].connect (configure_download_local);
+        configure_download_local ();
     }
 
     public ILyricFile? find_first (Metasong song) {
@@ -31,4 +34,10 @@ public class Lyrics.Repository : IRepository, Object {
         collection.add_all (lyricsources["viewlyrics"].find (song));
         return collection;
     }
+
+    void configure_download_local () {
+        var settings_location = Application.settings.get_string ("download-location");
+        local_repository.local_storage = settings_location == "" ? Environment.get_home_dir ()+"/.lyrics/" : settings_location+"/";
+        debug ("Setting local storage to " + local_repository.local_storage);
+    }
 }