Android -- 短信发送器

1. 示例代码

activity_main.xml 布局文件

AndroidManifest.xml 权限管理
MainActivity.java

import java.util.List;

import android.app.Activity;
import android.os.Bundle;
import android.telephony.SmsManager;
import android.text.TextUtils;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
public class MainActivity extends Activity {
	private EditText et_number;
	private EditText et_content;
	private Button bt_send;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        et_content = (EditText) findViewById(R.id.et_content);
        et_number = (EditText) findViewById(R.id.et_number);
        bt_send = (Button) findViewById(R.id.bt_send);
        bt_send.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View v) {
				String number = et_number.getText().toString().trim();
				String content = et_content.getText().toString().trim();
				if(TextUtils.isEmpty(number)||TextUtils.isEmpty(content)){
					Toast.makeText(MainActivity.this, "号码或者短信内容不能为空", Toast.LENGTH_LONG).show();
					return ;
				}
				//发送短信
				SmsManager smsManager = SmsManager.getDefault();
				List<String> smsMessages = smsManager.divideMessage(content);
				for(String smsMessage : smsMessages){
					smsManager.sendTextMessage(number, null, smsMessage, null, null);
					Toast.makeText(MainActivity.this, "短信发送完毕", Toast.LENGTH_LONG).show();
				}
			}
		});
    }
    
}