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;
    }
    /**
     * 這是一個(gè)簡單的測(cè)試，不支持帶附件，多人，抄送發(fā)送等。
     * @param context
     */
    public void sendEmail(Context context){
        Intent intent = new Intent();
        intent.setData(Uri.parse("mailto:"));
        /*設(shè)置郵件的標(biāo)題*/
        intent.putExtra(Intent.EXTRA_SUBJECT, "別緊張，這僅僅是一個(gè)測(cè)試！");
        /*設(shè)置郵件的內(nèi)容*/
        intent.putExtra(Intent.EXTRA_TEXT, "測(cè)試打開系統(tǒng)郵箱并將發(fā)送的標(biāo)題和內(nèi)容自動(dòng)填充到郵箱，并發(fā)送郵件，");
        //開始調(diào)用
        context.startActivity(intent);
    }
    /**
     * 發(fā)郵件，帶抄送，和密送，并帶上個(gè)附件
     * @param context
     */
    public void sendEmailDuo(Context context){
        Intent intent = new Intent(Intent.ACTION_SEND);
//        intent.setData(Uri.parse("mailto:"));
        String[] tos = { "[email protected]" };
        String[] ccs = { "[email protected]" };
        String[] bccs = {"[email protected]"};
        intent.putExtra(Intent.EXTRA_EMAIL, tos); //收件者
        intent.putExtra(Intent.EXTRA_CC, ccs); //抄送這
        intent.putExtra(Intent.EXTRA_BCC, bccs); //密送這
        intent.putExtra(Intent.EXTRA_TEXT, "郵件內(nèi)容");
        intent.putExtra(Intent.EXTRA_SUBJECT, "郵件標(biāo)題");

        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);

    }
    /**
     * 多附件發(fā)送
     * @param conext
     */
    public void sendFujian(Context conext){
        Intent intent = new Intent(Intent.ACTION_SEND_MULTIPLE);
        String[] tos = { "[email protected]" };
        String[] ccs = { "[email protected]" };
        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);
    }

}