[five-or-more/arnaudb/wip/gtk4: 4/28] Use Gtk namespace.

[Arnaud B. <arnaudb src gnome org>]

commit d14ac01e20df4957820583c9e1cceca25832c9b6
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Thu Mar 12 17:51:57 2020 +0100

    Use Gtk namespace.

 src/main.vala               |  2 +-
 src/preferences-dialog.vala | 18 ++++++++++--------
 src/view.vala               | 16 +++++++++-------
 src/window.vala             | 38 +++++++++++++++++++-------------------
 4 files changed, 39 insertions(+), 35 deletions(-)
---
diff --git a/src/main.vala b/src/main.vala
index a537149..b7e4f24 100644
--- a/src/main.vala
+++ b/src/main.vala
@@ -80,7 +80,7 @@ private class FiveOrMoreApp: Gtk.Application
         set_accels_for_action ("app.help", {"F1"});
         var board_size_action = lookup_action("change-size");
         BoardSize size = (BoardSize)settings.get_int (FiveOrMoreApp.KEY_SIZE);
-        (board_size_action as SimpleAction).set_state (new Variant.string(size.to_string()));
+        ((SimpleAction)board_size_action).set_state (new Variant.string(size.to_string()));
     }
 
     private void new_game_cb ()
diff --git a/src/preferences-dialog.vala b/src/preferences-dialog.vala
index fdbc42e..e0c872d 100644
--- a/src/preferences-dialog.vala
+++ b/src/preferences-dialog.vala
@@ -21,20 +21,22 @@
  * along with this program; if not, see <https://www.gnu.org/licenses/>.
  */
 
+using Gtk;
+
 [GtkTemplate (ui = "/org/gnome/five-or-more/ui/preferences-dialog.ui")]
-private class PreferencesDialog : Gtk.Dialog
+private class PreferencesDialog : Dialog
 {
-    private Settings settings;
+    private GLib.Settings settings;
 
     [GtkChild]
-    private Gtk.ComboBoxText theme_box;
+    private ComboBoxText theme_box;
 
     [GtkChild]
-    private Gtk.ColorButton color_button;
+    private ColorButton color_button;
 
-    private void theme_set_cb (Gtk.ComboBox self)
+    private void theme_set_cb (ComboBox self)
     {
-        var combo_box_text = self as Gtk.ComboBoxText;
+        var combo_box_text = (ComboBoxText) self;
         var theme = combo_box_text.get_active_id ();
         foreach (var t in ThemeRenderer.themes)
         {
@@ -48,14 +50,14 @@ private class PreferencesDialog : Gtk.Dialog
         }
     }
 
-    private void color_set_cb (Gtk.ColorButton self)
+    private void color_set_cb (ColorButton self)
     {
         var color = self.get_rgba ();
         if (!settings.set_string (FiveOrMoreApp.KEY_BACKGROUND_COLOR, color.to_string ()))
             warning ("Failed to set color: %s", color.to_string ());
     }
 
-    internal PreferencesDialog (Settings settings)
+    internal PreferencesDialog (GLib.Settings settings)
     {
         this.settings = settings;
 
diff --git a/src/view.vala b/src/view.vala
index 3b38777..5ccfda4 100644
--- a/src/view.vala
+++ b/src/view.vala
@@ -21,15 +21,17 @@
  * along with this program; if not, see <https://www.gnu.org/licenses/>.
  */
 
-private class View : Gtk.DrawingArea
+using Gtk;
+
+private class View : DrawingArea
 {
     private const int MINIMUM_BOARD_SIZE = 256;
 
-    private Settings settings;
+    private GLib.Settings settings;
     private Game? game = null;
     private ThemeRenderer? theme = null;
-    private Gtk.StyleContext cs;
-    private Gtk.CssProvider provider;
+    private StyleContext cs;
+    private CssProvider provider;
 
     private Gdk.Rectangle board_rectangle;
 
@@ -49,16 +51,16 @@ private class View : Gtk.DrawingArea
     private int animation_state;
     private uint animation_id;
 
-    internal View (Settings settings, Game game, ThemeRenderer theme)
+    internal View (GLib.Settings settings, Game game, ThemeRenderer theme)
     {
         this.settings = settings;
         this.game = game;
         this.theme = theme;
 
         cs = get_style_context ();
-        provider = new Gtk.CssProvider ();
+        provider = new CssProvider ();
         cs.add_class ("game-view");
-        cs.add_provider (provider, Gtk.STYLE_PROVIDER_PRIORITY_USER);
+        cs.add_provider (provider, STYLE_PROVIDER_PRIORITY_USER);
 
         set_background_color ();
         settings.changed[FiveOrMoreApp.KEY_BACKGROUND_COLOR].connect (() => {
diff --git a/src/window.vala b/src/window.vala
index 430b5d6..1550428 100644
--- a/src/window.vala
+++ b/src/window.vala
@@ -21,22 +21,24 @@
  * along with this program; if not, see <https://www.gnu.org/licenses/>.
  */
 
+using Gtk;
+
 [GtkTemplate (ui = "/org/gnome/five-or-more/ui/five-or-more.ui")]
-private class GameWindow : Gtk.ApplicationWindow
+private class GameWindow : ApplicationWindow
 {
     [GtkChild]
-    private Gtk.HeaderBar headerbar;
+    private HeaderBar headerbar;
 
     [GtkChild]
-    private Gtk.Box preview_hbox;
+    private Box preview_hbox;
 
     [GtkChild]
-    private Gtk.MenuButton primary_menu_button;
+    private MenuButton primary_menu_button;
 
     [GtkChild]
     private Games.GridFrame grid_frame;
 
-    private Settings? settings = null;
+    private GLib.Settings? settings = null;
     private bool window_tiled;
     internal bool window_maximized { internal get; private set; }
     internal int window_width { internal get; private set; }
@@ -53,7 +55,7 @@ private class GameWindow : Gtk.ApplicationWindow
             _("Score: %d")
     };
 
-    internal GameWindow (Gtk.Application app, Settings settings)
+    internal GameWindow (Gtk.Application app, GLib.Settings settings)
     {
         Object (application: app);
 
@@ -103,7 +105,7 @@ private class GameWindow : Gtk.ApplicationWindow
         return false;
     }
 
-    protected override void size_allocate (Gtk.Allocation allocation)
+    protected override void size_allocate (Allocation allocation)
     {
         base.size_allocate (allocation);
 
@@ -151,26 +153,24 @@ private class GameWindow : Gtk.ApplicationWindow
         primary_menu_button.set_active (false);
 
         if (game.score > 0) {
-            var flags = Gtk.DialogFlags.DESTROY_WITH_PARENT;
-            var restart_game_dialog = new Gtk.MessageDialog (this,
-                                                             flags,
-                                                             Gtk.MessageType.WARNING,
-                                                             Gtk.ButtonsType.NONE,
-                                                             _("Are you sure you want to restart the game?"),
-                                                             null);
-            restart_game_dialog.add_buttons (_("_Cancel"), Gtk.ResponseType.CANCEL,
-                                             _("_Restart"), Gtk.ResponseType.OK,
-                                             null);
+            var flags = DialogFlags.DESTROY_WITH_PARENT;
+            var restart_game_dialog = new MessageDialog (this,
+                                                         flags,
+                                                         MessageType.WARNING,
+                                                         ButtonsType.NONE,
+                                                         _("Are you sure you want to restart the game?"));
+            restart_game_dialog.add_buttons (_("_Cancel"), ResponseType.CANCEL,
+                                             _("_Restart"), ResponseType.OK);
 
             var result = restart_game_dialog.run ();
             restart_game_dialog.destroy ();
             switch (result)
             {
-                case Gtk.ResponseType.OK:
+                case ResponseType.OK:
                      if (!settings.set_int (FiveOrMoreApp.KEY_SIZE, size))
                         warning ("Failed to set size: %d", size);
                     break;
-                case Gtk.ResponseType.CANCEL:
+                case ResponseType.CANCEL:
                     break;
             }
         } else {