LINQToTwitterライブラリで、ツイートしたり、ツイートを取得するサンプル (WPFでTextBoxとButtonを使ってます)

linq2twitter_sample.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

//  ToListAsync() メソッド使うのに必要
using LinqToTwitter;

namespace linqappwpf
{
    /// <summary>
    /// MainWindow.xaml の相互作用ロジック
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            var auth = new LinqToTwitter.SingleUserAuthorizer
            {
                CredentialStore = new LinqToTwitter.SingleUserInMemoryCredentialStore
                {
                    ConsumerKey = "hoge",
                    ConsumerSecret = "fuga",
                    AccessToken = "piyo",
                    AccessTokenSecret = "hogera"
                }
            };

            Tweet(auth);
            Timeline(auth);
        }


        private async void Tweet(LinqToTwitter.SingleUserAuthorizer auth)
        {
            var context = new LinqToTwitter.TwitterContext(auth);
            var results = await context.TweetAsync(TextBox1.Text);
        }



        private async void Timeline(LinqToTwitter.SingleUserAuthorizer auth)
        {
            var reg = new System.Text.RegularExpressions.Regex(@"^\[リンゴ\]");

            ulong maxID;
            var context = new LinqToTwitter.TwitterContext(auth);
            var results = new List<LinqToTwitter.Status>();
            var firstResponse = await context.Status
                                             .Where(s => s.Type == LinqToTwitter.StatusType.User &&
                                                         s.ScreenName == "thinkAmi" &&
                                                         s.Count == 200)
                                             .Where(s => reg.IsMatch(s.Text))
                                             .ToListAsync();

            maxID = firstResponse.Min(r => r.StatusID) - 1;
            results.AddRange(firstResponse);


            for (int i = 0; i < 15; i++)
            {
                var response = await context.Status
                                            .Where(s => s.Type == LinqToTwitter.StatusType.User &&
                                                        s.ScreenName == "thinkAmi" &&
                                                        s.Count == 200 &&
                                                        s.MaxID == maxID)
                                            .Where(s => reg.IsMatch(s.Text))
                                            .ToListAsync();

                if (response.Any())
                {
                    maxID = response.Min(r => r.StatusID) - 1;
                    results.AddRange(response);
                }
                else
                {
                    break;
                }
            }


            MessageBox.Show(results.Count.ToString());
        }
    }
}