android联系人、短信、邮件url总结

?到打电话界面

//播放多媒体Intent it = new Intent(Intent.ACTION_VIEW);Uri uri = Uri.parse("file:///sdcard/song.mp3");it.setDataAndType(uri, "audio/mp3");startActivity(it);Uri uri = Uri.withAppendedPath(MediaStore.Audio.Media.INTERNAL_CONTENT_URI, "1");Intent it = new Intent(Intent.ACTION_VIEW, uri);startActivity(it);

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