[gnome-font-viewer/wip/cdavis/browsing-view] window: Use AdwBrowsingView instead of AdwLeaflet

[Christopher Davis <christopherdavis src gnome org>]

commit fea943745e7d9c3093cb64642ce165270e548458
Author: Christopher Davis <christopherdavis gnome org>
Date:   Tue Oct 11 14:15:59 2022 -0400

    window: Use AdwBrowsingView instead of AdwLeaflet

 flatpak/org.gnome.font-viewerDevel.json | 33 ++++++++++++++++++++++++++++++
 src/font-view-application.c             |  2 --
 src/font-view-window.c                  | 36 ++++++++++++---------------------
 src/font-view-window.ui                 | 26 +++++++-----------------
 4 files changed, 53 insertions(+), 44 deletions(-)
---
diff --git a/flatpak/org.gnome.font-viewerDevel.json b/flatpak/org.gnome.font-viewerDevel.json
index 21420a9..46f3848 100644
--- a/flatpak/org.gnome.font-viewerDevel.json
+++ b/flatpak/org.gnome.font-viewerDevel.json
@@ -38,6 +38,39 @@
                 }
             ]
         },
+        {
+            "name" : "libsass",
+            "buildsystem" : "meson",
+            "sources" : [
+                {
+                  "type" : "git",
+                  "url" : "https://github.com/lazka/libsass.git";,
+                  "branch" : "meson"
+                }
+            ]
+        },
+        {
+            "name" : "sassc",
+            "buildsystem" : "meson",
+            "sources" : [
+                {
+                  "type" : "git",
+                  "url" : "https://github.com/lazka/sassc.git";,
+                  "branch" : "meson"
+                }
+            ]
+        },
+        {
+            "name" : "libadwaita",
+            "buildsystem" : "meson",
+            "sources" : [
+                {
+                    "type" : "git",
+                    "url" : "https://gitlab.gnome.org/GNOME/libadwaita.git";,
+                    "branch" : "wip/exalm/browsing-view"
+                }
+            ]
+        },
         {
             "name": "gnome-font-viewer",
             "buildsystem": "meson",
diff --git a/src/font-view-application.c b/src/font-view-application.c
index 7dd050f..f39810b 100644
--- a/src/font-view-application.c
+++ b/src/font-view-application.c
@@ -74,7 +74,6 @@ query_info_ready_cb (GObject *object, GAsyncResult *res, gpointer user_data)
 
     info = g_file_query_info_finish (G_FILE (object), res, &error);
     if (error != NULL) {
-        font_view_window_show_overview (self->main_window);
         font_view_window_show_error (self->main_window,
                                      _("Could Not Display Font"),
                                      error->message);
@@ -157,7 +156,6 @@ font_view_application_activate (GApplication *application)
     FontViewApplication *self = FONT_VIEW_APPLICATION (application);
 
     ensure_window (self);
-    font_view_window_show_overview (self->main_window);
 }
 
 static void
diff --git a/src/font-view-window.c b/src/font-view-window.c
index 393984b..ec953da 100644
--- a/src/font-view-window.c
+++ b/src/font-view-window.c
@@ -51,7 +51,7 @@ struct _FontViewWindow
 {
   AdwApplicationWindow parent_instance;
 
-  AdwLeaflet *leaflet;
+  AdwBrowsingView *browsing_view;
 
   /* Overview */
   GtkSearchBar *search_bar;
@@ -601,16 +601,6 @@ install_font_job (GTask *task,
     g_task_return_boolean (task, TRUE);
 }
 
-static void
-action_overview_cb (GtkWidget  *widget,
-                    const char *action_name,
-                    GVariant   *parameter)
-{
-  FontViewWindow *self = FONT_VIEW_WINDOW (widget);
-
-  font_view_window_show_overview (self);
-}
-
 static void
 action_install_font_cb (GtkWidget  *widget,
                         const char *action_name,
@@ -746,10 +736,16 @@ font_widget_error_cb (FontViewWindow  *self,
                       GError          *error,
                       SushiFontWidget *font_widget)
 {
-  font_view_window_show_overview (self);
+  adw_browsing_view_pop (self->browsing_view, TRUE);
   font_view_window_show_error (self, _("Could Not Display Font"), error->message);
 }
 
+static void
+preview_hidden_cb (FontViewWindow *self)
+{
+  g_clear_object (&self->font_file);
+}
+
 FontViewWindow *
 font_view_window_new (FontViewApplication *app)
 {
@@ -758,14 +754,6 @@ font_view_window_new (FontViewApplication *app)
                        NULL);
 }
 
-void
-font_view_window_show_overview (FontViewWindow *self)
-{
-  g_clear_object (&self->font_file);
-
-  adw_leaflet_set_visible_child_name (self->leaflet, "overview");
-}
-
 void
 font_view_window_show_preview (FontViewWindow *self,
                                GFile          *file,
@@ -798,7 +786,7 @@ font_view_window_show_preview (FontViewWindow *self,
   }
 
   gtk_toggle_button_set_active (self->info_button, FALSE);
-  adw_leaflet_set_visible_child_name (self->leaflet, "preview");
+  adw_browsing_view_push_by_name (self->browsing_view, "preview", TRUE);
 }
 
 void
@@ -838,7 +826,7 @@ font_view_window_class_init (FontViewWindowClass *klass)
   gtk_widget_class_set_template_from_resource (widget_class,
                                                "/org/gnome/font-viewer/font-view-window.ui");
 
-  gtk_widget_class_bind_template_child (widget_class, FontViewWindow, leaflet);
+  gtk_widget_class_bind_template_child (widget_class, FontViewWindow, browsing_view);
   gtk_widget_class_bind_template_child (widget_class, FontViewWindow, search_bar);
   gtk_widget_class_bind_template_child (widget_class, FontViewWindow, search_entry);
   gtk_widget_class_bind_template_child (widget_class, FontViewWindow, grid_view);
@@ -855,12 +843,12 @@ font_view_window_class_init (FontViewWindowClass *klass)
 
   gtk_widget_class_bind_template_callback (widget_class, font_widget_loaded_cb);
   gtk_widget_class_bind_template_callback (widget_class, view_child_activated_cb);
+  gtk_widget_class_bind_template_callback (widget_class, preview_hidden_cb);
 
   gtk_widget_class_bind_template_callback (widget_class, font_attribute_closure);
   gtk_widget_class_bind_template_callback (widget_class, font_name_closure);
   gtk_widget_class_bind_template_callback (widget_class, preview_visible_child_closure);
 
-  gtk_widget_class_install_action (widget_class, "win.back", NULL, action_overview_cb);
   gtk_widget_class_install_action (widget_class, "win.install-font", NULL, action_install_font_cb);
 }
 
@@ -885,3 +873,5 @@ font_view_window_init (FontViewWindow *self)
   if (g_str_has_suffix (APPLICATION_ID, "Devel"))
     gtk_widget_add_css_class (GTK_WIDGET (self), "devel");
 }
+
+
diff --git a/src/font-view-window.ui b/src/font-view-window.ui
index 2e6f385..9fc5a6c 100644
--- a/src/font-view-window.ui
+++ b/src/font-view-window.ui
@@ -7,22 +7,16 @@
     <property name="width-request">360</property>
     <property name="height-request">294</property>
     <property name="content">
-      <object class="AdwLeaflet" id="leaflet">
-        <property name="can-unfold">False</property>
-        <property name="can-navigate-back">True</property>
+      <object class="AdwBrowsingView" id="browsing_view">
         <child>
-          <object class="AdwLeafletPage">
-            <property name="name">overview</property>
+          <object class="AdwBrowsingViewChild">
+            <property name="title" translatable="yes">All Fonts</property>
+            <property name="child-name">overview</property>
             <property name="child">
               <object class="GtkBox">
                 <property name="orientation">vertical</property>
                 <child>
                   <object class="AdwHeaderBar">
-                    <property name="title-widget">
-                      <object class="AdwWindowTitle">
-                        <property name="title" translatable="yes">All Fonts</property>
-                      </object>
-                    </property>
                     <child type="start">
                       <object class="GtkToggleButton">
                         <property name="icon-name">edit-find-symbolic</property>
@@ -152,8 +146,9 @@
           </object>
         </child>
         <child>
-          <object class="AdwLeafletPage">
-            <property name="name">preview</property>
+          <object class="AdwBrowsingViewChild">
+            <signal name="hidden" handler="preview_hidden_cb" swapped="yes"/>
+            <property name="child-name">preview</property>
             <property name="child">
               <object class="GtkBox">
                 <property name="orientation">vertical</property>
@@ -162,13 +157,6 @@
                     <property name="title-widget">
                       <object class="AdwWindowTitle" id="font_title"/>
                     </property>
-                    <child type="start">
-                      <object class="GtkButton">
-                        <property name="icon-name">go-previous-symbolic</property>
-                        <property name="tooltip-text" translatable="yes">Back</property>
-                        <property name="action-name">win.back</property>
-                      </object>
-                    </child>
                     <child type="end">
                       <object class="GtkButton" id="install_button">
                         <property name="label" translatable="yes">Install</property>