private async void ComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            ComboBox langComboBox = sender as ComboBox;

            if (langComboBox != null && langComboBox.SelectedIndex > -1)
            {
                if (textTransDataGrid.SelectedItem != null)
                {
                    int indexOfItemInTextTranslationList = TextTranslationList.IndexOf(textTransDataGrid.SelectedItem as TextTranslation);
                    if (TextTranslationList[indexOfItemInTextTranslationList].IsEnabled)
                    {
                        string  selectedLanguageCode = langComboBox.SelectedItem.ToString();
                        DataRow languageDetail       = await dbCon.GetDataRow("LanguageReference", new DataRow("LanguageCode", selectedLanguageCode));

                        if (languageDetail.HasData && languageDetail.Error == ERROR.NoError)
                        {
                            string selectedLanguageName = languageDetail.Get("LanguageName").ToString();

                            TextDisplayWindow textDisplayWindow = new TextDisplayWindow(selectedLanguageCode, selectedLanguageName);
                            textDisplayWindow.ShowDialog();

                            if (textDisplayWindow.DialogResult.HasValue && textDisplayWindow.DialogResult.Value)
                            {
                                string textTemplate = textDisplayWindow.DisplayText;

                                TextTranslationList[indexOfItemInTextTranslationList].LanguageName = selectedLanguageName;
                                TextTranslationList[indexOfItemInTextTranslationList].IsEnabled    = false;
                                TextTranslationList[indexOfItemInTextTranslationList].TextTemplate = textTemplate;
                                textTransDataGrid.CurrentCell = new DataGridCellInfo(textTransDataGrid.SelectedItem, textTransDataGrid.Columns[0]);
                                textTransDataGrid.CommitEdit();

                                TextTranslation tt      = new TextTranslation();
                                List <string>   excepts = new List <string>();
                                foreach (TextTranslation ttData in TextTranslationList)
                                {
                                    if (!string.IsNullOrWhiteSpace(ttData.LanguageCode))
                                    {
                                        excepts.Add(ttData.LanguageCode);
                                    }
                                }
                                tt.LanguageList = await LoadLanguageList(excepts.ToArray());

                                if (tt.LanguageList.Count > 0)
                                {
                                    TextTranslationList.Add(tt);
                                }
                            }
                            else
                            {
                                textTransDataGrid.BeginEdit();
                                textTransDataGrid.CancelEdit();
                            }
                        }
                        textTransDataGrid.SelectedIndex = -1;
                    }
                }
            }
        }
        private void EditDisplayText()
        {
            int indexOfSelectedItem = textTransDataGrid.SelectedIndex;

            if (indexOfSelectedItem > -1 && !string.IsNullOrWhiteSpace((textTransDataGrid.SelectedItem as TextTranslation).LanguageCode))
            {
                TextTranslation   tt = TextTranslationList[indexOfSelectedItem];
                TextDisplayWindow textDisplayWindow = new TextDisplayWindow(tt.LanguageCode, tt.LanguageName, tt.TextTemplate);
                textDisplayWindow.ShowDialog();
                if (textDisplayWindow.DialogResult.HasValue && textDisplayWindow.DialogResult.Value)
                {
                    string textTemplate = textDisplayWindow.DisplayText;
                    TextTranslationList[indexOfSelectedItem].TextTemplate = textTemplate;
                }
                else
                {
                    textTransDataGrid.SelectedIndex = -1;
                }
            }
        }