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package com.example.sendsms;

import java.util.ArrayList;

import android.R.array;

import android.net.Uri;

import android.os.Bundle;

import android.app.Activity;

import android.content.Intent;

import android.telephony.SmsManager;

import android.view.Menu;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.EditText;

public class MainActivity extends Activity {

	@Override

	protected void onCreate(Bundle savedInstanceState) {

		super.onCreate(savedInstanceState);

		setContentView(R.layout.activity_main);

		final EditText txtNum = (EditText) this.findViewById(R.id.txtNumber);

		final EditText txtBody = (EditText) this.findViewById(R.id.txtBody);

		Button btnSms = (Button) this.findViewById(R.id.btnSend);

		btnSms.setOnClickListener(new OnClickListener() {

			@Override

			public void onClick(View arg0) {

				// TODO Auto-generated method stub

				String num = txtNum.getText().toString();

				String body = txtBody.getText().toString();

				SmsManager manager = SmsManager.getDefault();

				ArrayList<String> list = manager.divideMessage(body);

				for(String text:list){

					manager.sendTextMessage(num, null, body, null, null);

				}

			}

		});

		Button btnCall = (Button) this.findViewById(R.id.btnCall);

		btnCall.setOnClickListener(new OnClickListener() {

			@Override

			public void onClick(View arg0) {

				// TODO Auto-generated method stub

				String num = txtNum.getText().toString();

				Intent intent = new Intent(Intent.ACTION_CALL,Uri.parse("tel:"+num));//tel：是必需要这样

				startActivity(intent);

			}

		});

	}

	@Override

	public boolean onCreateOptionsMenu(Menu menu) {

		// Inflate the menu; this adds items to the action bar if it is present.

		getMenuInflater().inflate(R.menu.main, menu);

		return true;

	}

}

(1)SmsManager manager = SmsManager.getDefault();   //获得默认的消息管理器

(2)ArrayList<String> list = manager.divideMessage(String txt);  //拆分长短信

(3)manager.sendTextMessage(String phone,null,String content,null,null);  //发送短信

增加到权限

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