{"author_name":"posturan","author_url":"https://blog.hatena.ne.jp/posturan/","type":"rich","description":"VideoView \u3067 MediaController \u3092\u8868\u793a\u3055\u305b\u308b\u6642\u3068\u540c\u69d8\u306b\u3001 MediaPlayer \u3067\u3082\u540c\u69d8\u306b\u3001MediaPlayer#prepare() \u5b9f\u884c\u5f8c\u306e MediaPlayer.OnPreparedListener \u3067 MediaController \u306e show \u3092\u5b9f\u884c\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u3001 android.view.WindowManager$BadTokenException: Unable to add window -- token null is not valid; is your activity running? \u3067\u843d\u3061\u3066\u3057\u307e\u3046\u3002 \u843d\u3061\u306a\u3044\u3088\u3046\u306b\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3092\u8868\u793a\u2026","image_url":null,"published":"2013-03-01 12:29:38","categories":[],"height":"190","provider_name":"Hatena Blog","blog_url":"https://oboe2uran.hatenablog.com/","version":"1.0","width":"100%","provider_url":"https://hatena.blog","url":"https://oboe2uran.hatenablog.com/entry/2013/03/01/122938","blog_title":"Oboe\u5439\u304d\u30d7\u30ed\u30b0\u30e9\u30de\u306e\u9ed9\u793a\u9332","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Foboe2uran.hatenablog.com%2Fentry%2F2013%2F03%2F01%2F122938\" title=\"MediaPlayer  \u3067\u3001MediaController\u3092\u8868\u793a\u3059\u308b - Oboe\u5439\u304d\u30d7\u30ed\u30b0\u30e9\u30de\u306e\u9ed9\u793a\u9332\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"MediaPlayer  \u3067\u3001MediaController\u3092\u8868\u793a\u3059\u308b"}