Android SmsManager（短信管理器），发送短信息

AndroidManifest.xml

<uses-permission android:name="android.permission.SEND_SMS"/>

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:app="http://schemas.android.com/apk/res-auto"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical"    tools:context="shortcut.song.com.myapplication.SendSmsActivity">    <EditText        android:id="@+id/send_number"        android:layout_width="wrap_content"        android:layout_height="wrap_content" />    <EditText        android:id="@+id/send_msg"        android:layout_width="wrap_content"        android:layout_height="wrap_content" />    <Button        android:id="@+id/btn_send"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="Send"/></LinearLayout>

package shortcut.song.com.myapplication;import android.app.PendingIntent;import android.content.Intent;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.telephony.SmsManager;import android.view.View;import android.widget.Button;import android.widget.EditText;import android.widget.Toast;public class SendSmsActivity extends AppCompatActivity {    EditText number, sendmsg;    Button btnSend;    SmsManager smsManager;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_send_sms);        // 获取SmsManager        smsManager = SmsManager.getDefault();        number = (EditText)findViewById(R.id.send_number);        sendmsg = (EditText)findViewById(R.id.send_msg);        btnSend = (Button)findViewById(R.id.btn_send);        btnSend.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View v) {                // 创建一个PendingIntent对象                PendingIntent pi = PendingIntent.getActivity(SendSmsActivity.this, 0, new Intent(), 0);                // 发送信息                smsManager.sendTextMessage(number.getText().toString(), null, sendmsg.getText().toString(), pi, null);                // 提示发送完成                Toast.makeText(SendSmsActivity.this, "发送完成", Toast.LENGTH_SHORT).show();            }        });    }}

运行效果：