Use Gtk.FileDialog to choose excluded folders

Author: ryonakano

README.md

@@ -7,6 +7,7 @@
 
 You'll need the following dependencies:
 * libgranite-7-dev
+* libgtk-4-dev >= 4.10
 * libpolkit-gobject-1-dev
 * libswitchboard-3-dev
 * libzeitgeist-2.0-dev

src/Widgets/ExcludeTreeView.vala

@@ -71,24 +71,25 @@ public class ExcludeTreeView : Gtk.Box {
         var add_folder_button = new Gtk.Button.from_icon_name ("folder-new-symbolic");
         add_folder_button.tooltip_text = _("Add Folder…");
         add_folder_button.clicked.connect (() => {
-            var chooser = new Gtk.FileChooserNative (
-                _("Select a folder to blacklist"),
-                null,
-                Gtk.FileChooserAction.SELECT_FOLDER,
-                _("Add"),
-                _("Cancel")
-            );
-            chooser.show ();
-
-            chooser.response.connect ((response_id) => {
-                if (response_id == Gtk.ResponseType.ACCEPT) {
-                    string folder = chooser.get_file ().get_path ();
-                    if (this.path_blacklist.is_duplicate (folder) == false) {
-                        path_blacklist.block (folder);
-                    }
+            var chooser = new Gtk.FileDialog () {
+                title = _("Select a folder to blacklist"),
+                accept_label = _("Add")
+            };
+
+            chooser.select_folder.begin ((Gtk.Window) get_root (), null, (obj, res) => {
+                File folder;
+
+                try {
+                    folder = chooser.select_folder.end (res);
+                } catch (Error err) {
+                    warning ("Failed to select folder: %s", err.message);
+                    return;
                 }
 
-                chooser.destroy ();
+                string folder_path = folder.get_path ();
+                if (this.path_blacklist.is_duplicate (folder_path) == false) {
+                    path_blacklist.block (folder_path);
+                }
             });
         });
 

src/meson.build

@@ -27,7 +27,7 @@ plug_dependencies = [
         dependency('glib-2.0'),
         dependency('gobject-2.0'),
         dependency('granite-7'),
-        dependency('gtk4'),
+        dependency('gtk4', version: '>= 4.10'),
         dependency('zeitgeist-2.0'),
         meson.get_compiler('vala').find_library('posix'),
         polkit_dep,