Android 自制發送短信, SmsManager, PendingIntent

EX0503.java

package com.example.administrator.test;

import android.app.Activity;
import android.app.PendingIntent;
import android.content.Intent;
import android.os.Bundle;
import android.telephony.SmsManager;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * Created by Administrator on 2014/10/3.
 * 需要添加發送短信的權限, 寫在AndroidManifest.xml
 * <uses-permission android:name="android.permission.SEND_SMS">
 */
public class EX0503 extends Activity {
    private EditText mET_receiver;
    private EditText mET_major;
    private Button mButton;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.ex0503);

        mET_receiver = (EditText) findViewById(R.id.myET_receiver);
        mET_major = (EditText) findViewById(R.id.myET_major);
        mButton = (Button) findViewById(R.id.myButton);

        mET_major.setText("請輸入短信內容");
        mET_receiver.setText("請輸入電話號碼");

        mET_major.setOnClickListener(clickEditText);
        mET_receiver.setOnClickListener(clickEditText);

        mButton.setOnClickListener(new Button.OnClickListener() {
            @Override
            public void onClick(View view) {
                String strPhone = mET_receiver.getText().toString();    //取得收件人號碼
                String strMajor = mET_major.getText().toString();       //取得短信內容
                SmsManager smsManager = SmsManager.getDefault();        //SmsManager

                if (isWithin70(strMajor) && isPhoneNumber(strPhone)) {
                    try {
                        /* 創建一個PendingIntent對象, 並使用getBroadcast()廣播
                         * 使用sendTextMessage()方法發送短信 */
                        PendingIntent mPI = PendingIntent.getBroadcast(
                                EX0503.this, 0, new Intent(), 0);
                        smsManager.sendTextMessage(strPhone, null, strMajor, mPI, null);

                     } catch (Exception e) {
                        e.printStackTrace();
                    }

                    Toast.makeText(
                            EX0503.this,
                            "發送成功",
                            Toast.LENGTH_SHORT
                    ).show();
                } else {
                    if (! isWithin70(strMajor)) {
                        Toast.makeText(
                                EX0503.this,
                                "短信內容不可超過70字",
                                Toast.LENGTH_SHORT
                        ).show();
                    } else if (! isPhoneNumber(strMajor)) {
                        Toast.makeText(
                                EX0503.this,
                                "電話格式錯誤",
                                Toast.LENGTH_SHORT
                        ).show();
                    }
                }
            }
        });

    }

    EditText.OnClickListener clickEditText = new EditText.OnClickListener() {
        @Override
        public void onClick(View view) {
            if (view.getId() == mET_major.getId()) {
                mET_major.setText("");
            } else if (view.getId() == mET_receiver.getId()) {
                mET_receiver.setText("");
            }
        }
    };

    public static boolean isPhoneNumber(String phoneNumber) {
        boolean isValue = false;

        /* 電話號碼正確格式的正則表達 */
        String expression = "^\\(?(\\d{3})\\)?[- ]?(\\d{3})[- ]?(\\d{5})$";
        String expression2 = "^\\(?(\\d{3})\\)?[- ]?(\\d{4})[- ]?(\\d{4})$";

        CharSequence inputStr = phoneNumber;

        /* 用Pattern compile第一個正則 */
        Pattern pattern = Pattern.compile(expression);
        Matcher matcher = pattern.matcher(inputStr);

        /* 用Pattern compile 第2個正則 */
        Pattern pattern2 = Pattern.compile(expression2);
        Matcher matcher2 = pattern2.matcher(inputStr);

        if (matcher.matches() || matcher2.matches()) {
            isValue = true;
        }

        return isValue;
    }

    private static boolean isWithin70(String text) {
        if (text.length() <= 70) {
            return true;
        } else {
            return false;
        }
    }
}

ex0503.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="match_parent"
    android:layout_height="match_parent">

    <LinearLayout
        android:orientation="horizontal"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content">

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="收件人"
            android:id="@+id/textView"
            android:textSize="20dp" />

        <EditText
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/myET_receiver"
            android:singleLine="false"
            android:width="200dp" />
    </LinearLayout>

    <EditText
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:inputType="textMultiLine"
        android:id="@+id/myET_major"
        android:lines="10" />

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="點我傳送信息"
        android:id="@+id/mybutton" />

</LinearLayout>