예제 #1
0
        private async void ButtonDelete_Click(object sender, RoutedEventArgs e)
        {
            if (GridViewBook.SelectedItem != null)
            {
                try
                {
                    ProgressBar.IsIndeterminate = true;
                    ProgressBar.Visibility      = Visibility.Visible;
                    String id     = ((GridViewBook.SelectedItem as Book).BookId).ToString();
                    string result = await webService.DeleteBookAsync(id);

                    if (result != null)
                    {
                        MessageDialog messageDialog = new MessageDialog("Delete successfully!");
                        await messageDialog.ShowAsync();

                        Reset();
                    }
                    else
                    {
                        MessageDialog messageDialog = new MessageDialog("Can't delete!");
                        await messageDialog.ShowAsync();
                    }
                    getBook();
                }
                catch (Exception ex)
                {
                    MessageDialog messageDialog = new MessageDialog(ex.Message);
                    await messageDialog.ShowAsync();

                    ProgressBar.Visibility      = Visibility.Collapsed;
                    ProgressBar.IsIndeterminate = false;
                }
            }
            else
            {
                MessageDialog messageDialog = new MessageDialog("Choise record to delete!");
                await messageDialog.ShowAsync();
            }
        }