android打开各种文件Intent

package com.exi.oa.util;

import java.io.File;

import android.content.Intent;
import android.net.Uri;

public class OpenFileUtil {
    
    //获取一个用于打开HTML文件的intent
    public static Intent getHtmlFileIntent(String filePath){
        Uri uri = Uri.parse(filePath).buildUpon().encodedAuthority("com.android.htmlfileprovider").scheme("content").encodedPath(filePath).build();
        Intent intent = new Intent("android.intent.action.VIEW");
        intent.setDataAndType(uri, "text/html");
        return intent;
    }
    
    //获取一个用于打开图片文件的intent
    public static Intent getImageFileIntent(String filePath){
        Intent intent = new Intent("android.intent.action.VIEW");
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        Uri uri = Uri.fromFile(new File(filePath));
        intent.setDataAndType(uri, "image/*");
        return intent;
    }
    
    //获取一个用于打开PDF文件的intent
    public static Intent getPdfFileIntent(String filePath){
        Intent intent = new Intent("android.intent.action.VIEW");
        intent.addCategory("android.intent.category.DEFAULT");
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        Uri uri = Uri.fromFile(new File(filePath ));
        intent.setDataAndType(uri, "application/pdf");
        return intent;
    }
    
    //获取一个用于打开文本文件的intent
    public static Intent getTextFileIntent(String filePath, boolean paramBoolean){
        Intent intent = new Intent("android.intent.action.VIEW");
        intent.addCategory("android.intent.category.DEFAULT");
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        if(paramBoolean){
            Uri uri1 = Uri.parse(filePath);
            intent.setDataAndType(uri1, "text/plain");
        }else{
            Uri uri2 = Uri.fromFile(new File(filePath));
            intent.setDataAndType(uri2, "text/plain"); 
        }
        return intent;
    }
    
    //获取一个用于打开音频文件的intent
    public static Intent getAudioFileIntent(String filePath){
        Intent intent = new Intent("android.intent.action.VIEW");
        intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
        intent.putExtra("oneshot", 0);
        intent.putExtra("configchange", 0);
        Uri uri = Uri.fromFile(new File(filePath));
        intent.setDataAndType(uri, "audio/*");
        return intent;
    }
    
    //获取一个用于打开视频文件的intent
    public static Intent getVideoFileIntent(String filePath){
        Intent intent = new Intent("android.intent.action.VIEW");
        intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
        intent.putExtra("oneshot", 0);
        intent.putExtra("configchange", 0);
        Uri uri = Uri.fromFile(new File(filePath));
        intent.setDataAndType(uri, "video/*");
        return intent;
    }
    
    //获取一个用于打开CHM文件的intent
    public static Intent getChmFileIntent(String filePath){
        Intent intent = new Intent("android.intent.action.VIEW");
        intent.addCategory("android.intent.category.DEFAULT");
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        Uri uri = Uri.fromFile(new File(filePath));
        intent.setDataAndType(uri, "application/x-chm");
        return intent;
    }
    
    //获取一个用于打开Word文件的intent
    public static Intent getWordFileIntent(String filePath){
        Intent intent = new Intent("android.intent.action.VIEW"); 
        intent.addCategory("android.intent.category.DEFAULT");
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        Uri uri = Uri.fromFile(new File(filePath));
        intent.setDataAndType(uri, "application/msword");
        return intent;
    }
    
    //获取一个用于打开Excel文件的intent
    public static Intent getExcelFileIntent(String filePath){
        Intent intent = new Intent("android.intent.action.VIEW");
        intent.addCategory("android.intent.category.DEFAULT");
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        Uri uri = Uri.fromFile(new File(filePath));
        intent.setDataAndType(uri, "application/vnd.ms-excel");
        return intent;
    }
    
    //获取一个用于打开PPT文件的intent
    public static Intent getPptFileIntent(String filePath){
        Intent intent = new Intent("android.intent.action.VIEW");
        intent.addCategory("android.intent.category.DEFAULT");
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        Uri uri = Uri.fromFile(new File(filePath));
        intent.setDataAndType(uri, "application/vnd.ms-powerpoint");
        return intent;
    }
    
    //指定用WPS打开
    public static Intent getWPSFiletIntent(String filePath){
        Intent intent = new Intent(); 
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        intent.setAction(Intent.ACTION_VIEW);
        intent.setClassName("cn.wps.moffice", "cn.wps.moffice.documentmanager.PreStartActivity");
        Uri uri = Uri.fromFile(new File(filePath));
        intent.setData(uri);
        return intent;
    }
}