1.创建项目,新建Activity 2.sendSmsActivity.java
package com.otis.ui;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import android.Manifest;
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 com.otis.slamrobot.R;
public class SendSmsActivity extends AppCompatActivity {
EditText phone, content;
Button send;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_send_sms);
ActivityCompat.requestPermissions(this,new String[]{Manifest.permission.SEND_SMS} , -1);
// 获取SMSManager管理器
final SmsManager smsManager = SmsManager.getDefault();
//初始化控件
phone = (EditText)findViewById(R.id.et_phone);
content = (EditText)findViewById(R.id.et_content);
send = (Button) findViewById(R.id.btn_send);
send.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
String phoneNum = phone.getText().toString();
String contentText = content.getText().toString();
//创建一个android.app.PendingIntent对象
PendingIntent pi = PendingIntent.getActivity(SendSmsActivity.this, 0, new Intent(), 0);
//发送短信
smsManager.sendTextMessage(phoneNum, null, contentText, pi, null);
//提示短信发送完成
Toast.makeText(SendSmsActivity.this, "短信发送完成", Toast.LENGTH_SHORT).show();
System.out.println(phoneNum+contentText);
}
});
}
}
3.AndroidMainfest.xml:
package="com.ui.sendsmstest"> android:allowBackup="true" android:icon="@mipmap/ic_launcher" android:label="@string/app_name" android:supportsRtl="true" android:theme="@style/AppTheme" >
4.activity_send_sms.xml:
xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" tools:context="com.ui.SendSmsActivity"> android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal"> android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="收件人"/> android:id="@+id/et_phone" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginLeft="10dp"/> android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="10dp" android:orientation="horizontal"> android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="发送内容"/> android:id="@+id/et_content" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginLeft="10dp" android:gravity="top" android:lines="5" android:text="你好"/>
5.关于权限问题: 需要在手机上设置打开:设置–>权限管理–>应用–>找到对应的APP–>信任此应用