iOS6 からメールアプリに実装されている「下に引っ張って更新」が UIRefreshControl を使って簡単に実装できるので UITableViewController や UICollectionViewController で使ってみる。 - (void)viewDidLoad { // UIRefreshControl の初期化 UIRefreshControl *refreshControl = [[UIRefreshControl alloc] init]; self.refreshControl = refreshControl; [refreshControl addTarget:self action:@selector(refreshOccured:) forControlEvents:UIControlEventValueChanged]; // tableVie
![UITableViewやUICollectionViewでUIRefreshControlを使う - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/712c54b1697c1613aed963fbe00d1a8e59aae70d/height=288;version=1;width=512/https%3A%2F%2Fqiita-user-contents.imgix.net%2Fhttps%253A%252F%252Fcdn.qiita.com%252Fassets%252Fpublic%252Farticle-ogp-background-9f5428127621718a910c8b63951390ad.png%3Fixlib%3Drb-4.0.0%26w%3D1200%26mark64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTkxNiZoPTMzNiZ0eHQ9VUlUYWJsZVZpZXclRTMlODIlODRVSUNvbGxlY3Rpb25WaWV3JUUzJTgxJUE3VUlSZWZyZXNoQ29udHJvbCVFMyU4MiU5MiVFNCVCRCVCRiVFMyU4MSU4NiZ0eHQtY29sb3I9JTIzMjEyMTIxJnR4dC1mb250PUhpcmFnaW5vJTIwU2FucyUyMFc2JnR4dC1zaXplPTU2JnR4dC1jbGlwPWVsbGlwc2lzJnR4dC1hbGlnbj1sZWZ0JTJDdG9wJnM9OGY0YzUxYzBiZGRkZTcwMjY3YTcyODM1YjQxMGMzY2Y%26mark-x%3D142%26mark-y%3D112%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTYxNiZ0eHQ9JTQwa3RzdWppY2hhbiZ0eHQtY29sb3I9JTIzMjEyMTIxJnR4dC1mb250PUhpcmFnaW5vJTIwU2FucyUyMFc2JnR4dC1zaXplPTM2JnR4dC1hbGlnbj1sZWZ0JTJDdG9wJnM9N2FlNWM0ZmZhNmJiNjllMzliNjU3NTJlODIyMjQ3MzE%26blend-x%3D142%26blend-y%3D491%26blend-mode%3Dnormal%26s%3Dac3ff182d18a5ffc9c703d6bf3ee5298)