Care.Views.Common.CommitSelectPage.btnSina_Click C# (CSharp) Method

        private void btnSina_Click(object sender, RoutedEventArgs e)
        {
            if (String.IsNullOrEmpty(PreferenceHelper.GetPreference("SinaWeibo_ID")))
            {
                MessageBox.Show("新浪帐号未登陆");
                return;
            }

            StringBuilder sb = new StringBuilder();
            sb.Append("/Views/Common/CommitView.xaml");
            sb.Append(string.Format("?Content={0}&PicURL={1}&Type={2}", m_content, m_picURL, EntryType.SinaWeibo));
            NavigationService.Navigate(new Uri(sb.ToString(), UriKind.Relative));
        }