复制代码 代码如下:
package com.example.myapi.email;

import java.util.ArrayList;
import java.util.List;

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

public class SendEmailUtils {
private SendEmailUtils(){}
private static SendEmailUtils instance;
public static SendEmailUtils getInstance(){
synchronized (SendEmailUtils.class) {
if(instance == null){
instance = new SendEmailUtils();
}
}
return instance;
}
/**
* 这是一个简单的测试，不支持带附件，多人，抄送发送等。
* @param context
*/
public void sendEmail(Context context){
Intent intent = new Intent();
intent.setData(Uri.parse("mailto:"));

intent.putExtra(Intent.EXTRA_SUBJECT, "别紧张，这仅仅是一个测试！");

intent.putExtra(Intent.EXTRA_TEXT, "测试打开系统邮箱并将发送的标题和内容自动填充到邮箱，并发送邮件，");
//开始调用
context.startActivity(intent);
}
/**
* 发邮件，带抄送，和密送，并带上个附件
* @param context
*/
public void sendEmailDuo(Context context){
Intent intent = new Intent(Intent.ACTION_SEND);
// intent.setData(Uri.parse("mailto:"));
String[] tos = { "yw.1@163.com" };
String[] ccs = { "yw.2@163.com" };
String[] bccs = {"yw.3@163.com"};
intent.putExtra(Intent.EXTRA_EMAIL, tos); //收件者
intent.putExtra(Intent.EXTRA_CC, ccs); //抄送这
intent.putExtra(Intent.EXTRA_BCC, bccs); //密送这
intent.putExtra(Intent.EXTRA_TEXT, "邮件内容");
intent.putExtra(Intent.EXTRA_SUBJECT, "邮件标题");

intent.putExtra(Intent.EXTRA_STREAM, Uri.parse("file:///mnt/sdcard/a.jpg"));
intent.setType("image/*");
intent.setType("message/rfc882");
Intent.createChooser(intent, "Choose Email Client");
context.startActivity(intent);

}
/**
* 多附件发送
* @param conext
*/
public void sendFujian(Context conext){
Intent intent = new Intent(Intent.ACTION_SEND_MULTIPLE);
String[] tos = { "way.ping.li@gmail.com" };
String[] ccs = { "way.ping.li@gmail.com" };
intent.putExtra(Intent.EXTRA_EMAIL, tos);
intent.putExtra(Intent.EXTRA_CC, ccs);
intent.putExtra(Intent.EXTRA_TEXT, "body");
intent.putExtra(Intent.EXTRA_SUBJECT, "subject");

List<Uri> imageUris = new ArrayList<Uri>();
imageUris.add(Uri.parse("file:///mnt/sdcard/a.jpg"));
imageUris.add(Uri.parse("file:///mnt/sdcard/b.jpg"));
intent.putExtra(Intent.EXTRA_STREAM, imageUris);
intent.setType("image/*");
intent.setType("message/rfc882");
Intent.createChooser(intent, "Choose Email Client");
conext.startActivity(intent);
}

}