android调用第三方软件打开下载的附件

/*
* @project C6Client
* @package com.jh.c6.util
* @file CallOtherOpeanFile.java
* @version  1.0
* @author  liaoyp
* @time  2012-5-19 上午6:30:54
* */
package com.jh.c6.util;

import java.io.File;

import android.content.ActivityNotFoundException;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.widget.Toast;

public class CallOtherOpeanFile {
/**
*
* <code>openFile</code>
* @description: TODO(打开附件)
* @param context
* @param file
* @since   2012-5-19    liaoyp
*/
public void openFile(Context context,File file){
try{
Intent intent = new Intent();
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
//设置intent的Action属性
intent.setAction(Intent.ACTION_VIEW);
//获取文件file的MIME类型
String type = getMIMEType(file);
//设置intent的data和Type属性。
intent.setDataAndType(/*uri*/Uri.fromFile(file), type);
//跳转
context.startActivity(intent);
//	    Intent.createChooser(intent, "请选择对应的软件打开该附件！");
}catch (ActivityNotFoundException e) {
// TODO: handle exception
Toast.makeText(context, "sorry附件不能打开，请下载相关软件！", 500).show();
}
}
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 end=fName.substring(dotIndex,fName.length()).toLowerCase();
if(end=="")return type;
//在MIME和文件类型的匹配表中找到对应的MIME类型。
for(int i=0;i<MIME_MapTable.length;i++){

if(end.equals(MIME_MapTable[i][0]))
type = MIME_MapTable[i][1];
}
return type;
}

// 可以自己随意添加
private 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"},
{".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"},
{"",        "*/*"}
};

}