[gnome-chess/mcatanzaro/gtk4] Progress

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 7e8331a8065e248df7de3b74ce4c670f28976e09
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Tue Dec 22 17:02:17 2020 -0600

    Progress

 src/gnome-chess.vala | 37 +++++++++++++++++--------------------
 1 file changed, 17 insertions(+), 20 deletions(-)
---
diff --git a/src/gnome-chess.vala b/src/gnome-chess.vala
index d57d092..7458b04 100644
--- a/src/gnome-chess.vala
+++ b/src/gnome-chess.vala
@@ -184,6 +184,7 @@ Copyright © 2015–2016 Sahil Sareen""";
         set_accels_for_action ("win." + UNDO_MOVE_ACTION_NAME,      {        "<Primary>z"       });
         set_accels_for_action ("win." + PAUSE_RESUME_ACTION_NAME,   {        "<Primary>p",
                                                                                       "Pause"   });
+
         add_window (window);
 
         scene = new ChessScene ();
@@ -417,6 +418,7 @@ return null;
 
         autosave ();
         window.destroy ();
+        window = null;
     }
 
     private void autosave ()
@@ -1483,15 +1485,6 @@ return null;
         black_time_label.queue_draw ();
     }
 
-#if 0
-    [CCode (cname = "gnome_chess_app_delete_event_cb", instance_pos = -1)]
-    public bool gnome_chess_app_delete_event_cb (Widget widget, Gdk.Event event)
-    {
-        quit_game ();
-        return false;
-    }
-#endif
-
     private bool prompt_save_game (string prompt_text)
     {
 #if 0
@@ -2471,9 +2464,19 @@ return null;
         present_save_dialog ();
     }
 
+    private void open_game_response_cb (int response_id)
+    {
+        if (response_id == ResponseType.ACCEPT)
+        {
+            game_file = open_dialog.get_file ();
+            load_game (game_file);
+        }
+
+        open_dialog.hide ();
+    }
+
     public void open_game_cb ()
     {
-#if 0
         if (!prompt_save_game (_("Save this game before loading another one?")))
             return;
 
@@ -2498,18 +2501,12 @@ return null;
             all_filter.set_filter_name (_("All files"));
             all_filter.add_pattern ("*");
             open_dialog.add_filter (all_filter);
-        }
 
-        var response_id = open_dialog.run ();
-        if (response_id == ResponseType.ACCEPT)
-        {
-            game_file = open_dialog.get_file ();
-            open_dialog.destroy ();
-            open_dialog = null;
-
-            load_game (game_file);
+            open_dialog.modal = true;
+            open_dialog.response.connect (open_game_response_cb);
         }
-#endif
+
+        open_dialog.show ();
     }
 
     private void start_new_game ()