短信

public class SmsUtil {

	public static void sendSms(Context context, String number, String body) {
		String uri = null;
		if (TextUtils.isEmpty(number)) {
			uri = "smsto:";
		} else {
			Pattern p = Pattern.compile("[0-9]*");
			Matcher m = p.matcher(number);
			if (m.matches()) {
				uri = "smsto:" + number;
			} else {
				uri = "smsto:";
			}
		}

		Intent intent = new Intent(Intent.ACTION_SENDTO, Uri.parse(uri));
		intent.putExtra("sms_body", body);
		intent.putExtra("compose_mode", true);
		context.startActivity(intent);
	}

	// 发送短信
    public static void sendSms2(Context context, String number, String body) {
        Intent it = new Intent(Intent.ACTION_VIEW);
        it.putExtra("sms_body", body);
        it.putExtra("address", number);
        it.setType("vnd.android-dir/mms-sms");
        context.startActivity(it);
    }

    // main
    public static void managerSms(Context context) { // DefaultSettingActivity
        Intent mmsIntent = new Intent(Intent.ACTION_MAIN);
        mmsIntent.addCategory(Intent.CATEGORY_DEFAULT);
        mmsIntent.setType("vnd.android-dir/mms-sms");
        context.startActivity(mmsIntent);
    }
}

http://blog.sina.com.cn/s/blog_7b18d5340100xohl.html