企业网站包含的要素,广州一共13个区,wordpress教程 pdf下载地址,做营销的一般逛哪些网站Android 打开本地的文件#xff0c;目前来说#xff0c;其实很常见。而且现在有手机版的office了。查看office的全家桶就更加方便。首先要知道的是#xff0c;Android 打开本地文件是根据类型打开的#xff0c;也就是根据文件的 MIME 类型来确定如果不知道是什么类型#…Android 打开本地的文件目前来说其实很常见。而且现在有手机版的office了。查看office的全家桶就更加方便。首先要知道的是Android 打开本地文件是根据类型打开的也就是根据文件的 MIME 类型来确定如果不知道是什么类型那就是 */*类型匹配表private static final String[][] MIME_MapTable{//{后缀名 MIME类型}{.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},{.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},{.prop, text/plain},{.rar, application/x-rar-compressed},{.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/xml},{.xml, text/plain},{.z, application/x-compress},{.zip, application/zip},{, */*}};获取文件的类型。private String getMIMEType(File file) {String type*/*;String fName file.getName();//获取后缀名前的分隔符.在fName中的位置。int dotIndex fName.lastIndexOf(.);if(dotIndex 0)return type;/* 获取文件的后缀名 */String fileType fName.substring(dotIndex,fName.length()).toLowerCase();if(fileType null || .equals(fileType))return type;//在MIME和文件类型的匹配表中找到对应的MIME类型。for(int i0;iif(fileType.equals(MIME_MapTable[i][0]))type MIME_MapTable[i][1];}return type;}打开文件Intent intent new Intent();File file new File(FileDirectory);intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);//设置标记intent.setAction(Intent.ACTION_VIEW);//动作查看intent.setDataAndType(Uri.fromFile(file), getMIMEType(file));//设置类型context.startActivity(intent);
