[gnome-music/wip/cdavis/hdywindow-hdyviewswitcher: 1/4] Use HdyViewSwitcher

[Christopher Davis <christopherdavis src gnome org>]

commit f67c6cb8a68bfb38f37cdbb72f93f03695974cad
Author: Christopher Davis <brainblasted disroot org>
Date:   Wed Feb 3 23:04:36 2021 -0800

    Use HdyViewSwitcher
    
    Apps are now moving to use HdyViewSwitcher instead of
    GtkStackSwitcher for their main navigation.

 gnomemusic/application.py         | 5 ++++-
 gnomemusic/views/albumsview.py    | 3 +++
 gnomemusic/views/artistsview.py   | 2 ++
 gnomemusic/views/playlistsview.py | 2 ++
 gnomemusic/views/songsview.py     | 2 ++
 gnomemusic/widgets/headerbar.py   | 4 ++--
 gnomemusic/window.py              | 6 ++++++
 meson.build                       | 1 +
 8 files changed, 22 insertions(+), 3 deletions(-)
---
diff --git a/gnomemusic/application.py b/gnomemusic/application.py
index c92a6aa1e..dfb1d8b6b 100644
--- a/gnomemusic/application.py
+++ b/gnomemusic/application.py
@@ -32,7 +32,9 @@
 
 from gettext import gettext as _
 
-from gi.repository import Gtk, Gio, GLib, Gdk, GObject
+import gi
+gi.require_version("Handy", "1")
+from gi.repository import Gtk, Gio, GLib, Gdk, GObject, Handy
 
 from gnomemusic.coregrilo import CoreGrilo
 from gnomemusic.coremodel import CoreModel
@@ -220,6 +222,7 @@ class Application(Gtk.Application):
 
     def do_startup(self):
         Gtk.Application.do_startup(self)
+        Handy.init()
         self._set_actions()
 
     def _quit(self, action=None, param=None):
diff --git a/gnomemusic/views/albumsview.py b/gnomemusic/views/albumsview.py
index 0b2f0ab8a..bd2c0936a 100644
--- a/gnomemusic/views/albumsview.py
+++ b/gnomemusic/views/albumsview.py
@@ -45,6 +45,9 @@ class AlbumsView(Gtk.Stack):
     selection_mode = GObject.Property(type=bool, default=False)
     title = GObject.Property(
         type=str, default=_("Albums"), flags=GObject.ParamFlags.READABLE)
+    icon_name = GObject.Property(
+        type=str, default="media-optical-cd-audio-symbolic",
+        flags=GObject.ParamFlags.READABLE)
 
     _scrolled_window = Gtk.Template.Child()
     _flowbox = Gtk.Template.Child()
diff --git a/gnomemusic/views/artistsview.py b/gnomemusic/views/artistsview.py
index 7666b6ce2..bdffdadda 100644
--- a/gnomemusic/views/artistsview.py
+++ b/gnomemusic/views/artistsview.py
@@ -41,6 +41,8 @@ class ArtistsView(Gtk.Box):
 
     title = GObject.Property(
         type=str, default=_("Artists"), flags=GObject.ParamFlags.READABLE)
+    icon_name = GObject.Property(type=str, default="system-users-symbolic",
+        flags=GObject.ParamFlags.READABLE)
 
     _artist_container = Gtk.Template.Child()
     _artist_view = Gtk.Template.Child()
diff --git a/gnomemusic/views/playlistsview.py b/gnomemusic/views/playlistsview.py
index 9f4bde820..9cdf7098b 100644
--- a/gnomemusic/views/playlistsview.py
+++ b/gnomemusic/views/playlistsview.py
@@ -39,6 +39,8 @@ class PlaylistsView(Gtk.Box):
 
     title = GObject.Property(
         type=str, default=_("Playlists"), flags=GObject.ParamFlags.READABLE)
+    icon_name = GObject.Property(type=str, default="view-list-symbolic",
+                                 flags=GObject.ParamFlags.READABLE)
 
     _sidebar = Gtk.Template.Child()
 
diff --git a/gnomemusic/views/songsview.py b/gnomemusic/views/songsview.py
index d347d5dce..85d3d1b93 100644
--- a/gnomemusic/views/songsview.py
+++ b/gnomemusic/views/songsview.py
@@ -42,6 +42,8 @@ class SongsView(Gtk.ScrolledWindow):
 
     title = GObject.Property(
         type=str, default=_("Songs"), flags=GObject.ParamFlags.READABLE)
+    icon_name = GObject.Property(type=str, default="emblem-music-symbolic",
+                                 flags=GObject.ParamFlags.READABLE)
 
     _duration_renderer = Gtk.Template.Child()
     _now_playing_column = Gtk.Template.Child()
diff --git a/gnomemusic/widgets/headerbar.py b/gnomemusic/widgets/headerbar.py
index ee1639637..37b98eeda 100644
--- a/gnomemusic/widgets/headerbar.py
+++ b/gnomemusic/widgets/headerbar.py
@@ -25,7 +25,7 @@
 from enum import IntEnum
 
 from gettext import gettext as _, ngettext
-from gi.repository import GObject, Gtk
+from gi.repository import GObject, Gtk, Handy
 
 from gnomemusic.widgets.appmenu import AppMenu
 
@@ -108,7 +108,7 @@ class HeaderBar(Gtk.HeaderBar):
 
         self._selection_mode = False
 
-        self._stack_switcher = Gtk.StackSwitcher(
+        self._stack_switcher = Handy.ViewSwitcher(
             can_focus=False, halign="center")
         self._stack_switcher.show()
 
diff --git a/gnomemusic/window.py b/gnomemusic/window.py
index 3b5d13998..e540caed9 100644
--- a/gnomemusic/window.py
+++ b/gnomemusic/window.py
@@ -259,9 +259,15 @@ class Window(Gtk.ApplicationWindow):
         for i in self.views[View.ALBUM:]:
             if i.props.title:
                 self._stack.add_titled(i, i.props.name, i.props.title)
+                self._stack.child_set_property(
+                    i, "icon-name", i.props.icon_name)
             else:
                 self._stack.add_named(i, i.props.name)
 
+        # FIXME: For some reason neither GtkStackSwitcher or
+        # HdyViewSwitcher show the selected child here, unless we set
+        # A different visible child and then set this before.
+        # Not included here because it's a bad hack.
         self._stack.props.visible_child = self.views[View.ALBUM]
 
         self.views[View.SEARCH].bind_property(
diff --git a/meson.build b/meson.build
index b7501435b..dedac78cf 100644
--- a/meson.build
+++ b/meson.build
@@ -39,6 +39,7 @@ PKGLIB_DIR = join_paths(get_option('prefix'), get_option('libdir'), APPLICATION_
 dependency('goa-1.0', version: '>= 3.35.90')
 dependency('gobject-introspection-1.0', version: '>= 1.35.0')
 dependency('gtk+-3.0', version: '>= 3.24.7')
+dependency('libhandy-1', version: '>= 1.0.0')
 dependency('libdazzle-1.0', version: '>= 3.28.0')
 dependency('libmediaart-2.0', version: '>= 1.9.1')
 dependency('libsoup-2.4')