打电话，发短信

打电话，发短信的权限：
<uses-permission android:name="android.permission.CALL_PHONE"></uses-permission>
<uses-permission android:name="android.permission.SEND_SMS"></uses-permission>








布局：

<Button
 android:id="@+id/btn1"
 android:layout_width="match_parent"
 android:layout_height="wrap_content"
 android:text="打电话"
 />
 <Button
 android:id="@+id/btn2"
 android:layout_width="match_parent"
 android:layout_height="wrap_content"
 android:text="发短信"
 android:layout_below="@+id/btn1"
 />

代码：

package com.example.fuxin_zhongji;

import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.Button;

public class MainActivity extends AppCompatActivity implements View.OnClickListener {

private Button btn1;
 private Button btn2;

 @Override
 protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
 setContentView(R.layout.activity_main);
 initView();
 }

private void initView() {
btn1 = (Button) findViewById(R.id.btn1);
 btn2 = (Button) findViewById(R.id.btn2);

 btn1.setOnClickListener(this);
 btn2.setOnClickListener(this);
 }

@Override
 public void onClick(View v) {
switch (v.getId()) {
case R.id.btn1:
 call("13265159852");
 break;
 case R.id.btn2:
 sendSms(this,"123213213","445646546");
 break;
 }
 }

private void sendSms(Context context,String phone,String body) {
 Intent sen=new Intent(Intent.ACTION_SENDTO);
 sen.setData(Uri.parse("smsto:"+phone));
 sen.putExtra("sms_body",body);
 context.startActivity(sen);
 }

private void call(String phone) {
 Intent intent = new Intent(Intent.ACTION_DIAL,Uri.parse("tel:"+phone));
 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 startActivity(intent);
 }
}