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Android調用第三方軟件打開下載的附件

日期：2017/3/1 10:22:42 编辑：Linux編程

在做我們產品的時候，需要下載附件，同時下載附件需要打開，通過查閱一些資料發現，Android對這支持做的非常好，通過anction ，加minitype ，加數據源，就能找到合適的軟件進行打開你的下載的附件，下面是我整理的一個的java類，希望對你有幫助！

/*
* @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(打開附件)
* @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);
//設置intent的Action屬性
intent.setAction(Intent.ACTION_VIEW);
//獲取文件file的MIME類型
String type = getMIMEType(file);
//設置intent的data和Type屬性。
intent.setDataAndType(/*uri*/Uri.fromFile(file), type);
//跳轉
context.startActivity(intent);
// Intent.createChooser(intent, "請選擇對應的軟件打開該附件！");
}catch (ActivityNotFoundException e) {
// TODO: handle exception
Toast.makeText(context, "sorry附件不能打開，請下載相關軟件！", 500).show();
}
}
private String getMIMEType(File file) {
String type="*/*";
String fName = file.getName();
//獲取後綴名前的分隔符"."在fName中的位置。
int dotIndex = fName.lastIndexOf(".");
if(dotIndex < 0){
return type;
}
/* 獲取文件的後綴名*/
String end=fName.substring(dotIndex,fName.length()).toLowerCase();
if(end=="")return type;
//在MIME和文件類型的匹配表中找到對應的MIME類型。
for(int i=0;i<MIME_MapTable.length;i++){

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

// 可以自己隨意添加
private String [][] MIME_MapTable={
//{後綴名，MIME類型}
{".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"},
{"", "*/*"}
};
}