關于Intent.setDataAndType引數問題

install取設定屬于和型別，資料就是獲取到的uri，更具檔案型別不同，type引數也不相同，具體參考下表

{后綴名，MIME型別}

? {".3gp", "video/3gpp"},
? {".apk", "application/vnd.android.package-archive"},
? {".asf", "video/x-ms-asf"},
? {".avi", "video/x-msvideo"},
? {".bin", "application/octet-stream"},
? {".bmp", "image/bmp"},
? {".c", "text/plain"},
? {".class", "application/octet-stream"},
? {".conf", "text/plain"},
? {".cpp", "text/plain"},
? {".doc", "application/msword"},
? {".docx", "application/vnd.openxmlformats-officedocument.wordprocessingml.document"},
? {".xls", "application/vnd.ms-excel"},
? {".xlsx", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"},
? {".exe", "application/octet-stream"},
? {".gif", "image/gif"},
? {".gtar", "application/x-gtar"},
? {".gz", "application/x-gzip"},
? {".h", "text/plain"},
? {".htm", "text/html"},
? {".html", "text/html"},
? {".jar", "application/java-archive"},
? {".java", "text/plain"},
? {".jpeg", "image/jpeg"},
? {".jpg", "image/jpeg"},
? {".js", "application/x-javascript"},
? {".log", "text/plain"},
? {".m3u", "audio/x-mpegurl"},
? {".m4a", "audio/mp4a-latm"},
? {".m4b", "audio/mp4a-latm"},
? {".m4p", "audio/mp4a-latm"},
? {".m4u", "video/vnd.mpegurl"},
? {".m4v", "video/x-m4v"},
? {".mov", "video/quicktime"},
? {".mp2", "audio/x-mpeg"},
? {".mp3", "audio/x-mpeg"},
? {".mp4", "video/mp4"},
? {".mpc", "application/vnd.mpohun.certificate"},
? {".mpe", "video/mpeg"},
? {".mpeg", "video/mpeg"},
? {".mpg", "video/mpeg"},
? {".mpg4", "video/mp4"},
? {".mpga", "audio/mpeg"},
? {".msg", "application/vnd.ms-outlook"},
? {".ogg", "audio/ogg"},
? {".pdf", "application/pdf"},
? {".png", "image/png"},
? {".pps", "application/vnd.ms-powerpoint"},
? {".ppt", "application/vnd.ms-powerpoint"},
? {".pptx", "application/vnd.openxmlformats-officedocument.presentationml.presentation"},
? {".prop", "text/plain"},
? {".rc", "text/plain"},
? {".rmvb", "audio/x-pn-realaudio"},
? {".rtf", "application/rtf"},
? {".sh", "text/plain"},
? {".tar", "application/x-tar"},
? {".tgz", "application/x-compressed"},
? {".txt", "text/plain"},
? {".wav", "audio/x-wav"},
? {".wma", "audio/x-ms-wma"},
? {".wmv", "audio/x-ms-wmv"},
? {".wps", "application/vnd.ms-works"},
? {".xml", "text/plain"},
? {".z", "application/x-compress"},
? {".zip", "application/x-zip-compressed"}

不知道什么型別也可以用 {"","/"}

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