{"author_url":"https://blog.hatena.ne.jp/aharisu/","blog_url":"https://aharisu.hatenadiary.org/","author_name":"aharisu","version":"1.0","categories":["C#"],"provider_name":"Hatena Blog","published":"2009-05-04 01:14:59","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Faharisu.hatenadiary.org%2Fentry%2F20090504%2F1241453699\" title=\"IMessageFilter - aharisu\u306e\u3054\u307f\u7bb1\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","title":"IMessageFilter","image_url":null,"description":"\u4eca\u56de\u306f\u6700\u8fd1\u77e5\u3063\u305f\u6a5f\u80fd\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002 \u306a\u306b\u306f\u3068\u3082\u3042\u308c\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002 class MessageFilter : IMessageFilter { private const int WM_KEYDOWN = 0x100; public bool PreFilterMessage(ref Message m) { if (m.Msg == WM_KEYDOWN) { switch ((int)m.WParam) { case (int)Keys.A: MessageBox.Show(\"Filter A Down\"); break; } } return false; } } \u6b21\u306b\u4e0a\u8a18\u306e\u2026","width":"100%","type":"rich","blog_title":"aharisu\u306e\u3054\u307f\u7bb1","url":"https://aharisu.hatenadiary.org/entry/20090504/1241453699","height":"190"}