ScreenToGif.Windows.Other.Dialog.Ok C# (CSharp) Method

        public static bool Ok(string title, string instruction, string observation, Icons icon = Icons.Error)
        {
            var dialog = new Dialog();
            dialog.PrepareOk(title, instruction, observation.Replace(@"\n", Environment.NewLine).Replace(@"\r", ""), icon);
            var result = dialog.ShowDialog();

            return result.HasValue && result.Value;
        }

        private void Add_Executed(object sender, ExecutedRoutedEventArgs e)
        {
            var ofd = new OpenFileDialog
            {
                AddExtension    = true,
                CheckFileExists = true,
                Title           = "Open a Resource Dictionay",
                Filter          = "Resource Dictionay (*.xaml)|*.xaml;"
            };

            var result = ofd.ShowDialog();

            if (result.HasValue && result.Value)
            {
                #region Validation

                var subs = ofd.FileName.Substring(ofd.FileName.IndexOf("StringResources"));

                if (Application.Current.Resources.MergedDictionaries.Any(x => x.Source.OriginalString.Contains(subs)))
                {
                    Dialog.Ok("Action Denied", "You can't add a resource with the same name.",
                              "Try renaming like: StringResources.[Language Code].xaml");

                    return;
                }

                var pieces = subs.Split(new[] { '.' }, StringSplitOptions.RemoveEmptyEntries);

                if (pieces.Length != 3)
                {
                    Dialog.Ok("Action Denied", "Filename wrong format.",
                              "Try renaming like: StringResources.[Language Code].xaml");

                    return;
                }

                var culture = new CultureInfo(pieces[1]);

                if (culture.EnglishName.Contains("Unknown"))
                {
                    Dialog.Ok("Action Denied", "Unknown Language.", $"The \"{pieces[1]}\" was not recognized as a valid language code.");

                    return;
                }

                #endregion

                if (LocalizationHelper.ImportStringResource(ofd.FileName))
                {
                    var resourceDictionary = Application.Current.Resources.MergedDictionaries.LastOrDefault();

                    var imageItem = new ImageListBoxItem();
                    imageItem.Tag     = resourceDictionary.Source.OriginalString;
                    imageItem.Content = resourceDictionary.Source.OriginalString;
                    imageItem.Image   = FindResource("Vector.Translate") as Canvas;
                    imageItem.Author  = "Recognized as " + pieces[1];
                    ResourceListBox.Items.Add(imageItem);
                }
            }
        }