拨打电话、发送信息

1、activity_main.xml样式界面

2、MIanActivity主体代码

activity_main.xml样式界面（样式代码中有两个小图标，可自定义，底部有上传该小图标）

<?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:paddingRight="10dp"
    android:paddingLeft="10dp"
    android:paddingTop="10dp"
    android:orientation="vertical"
    tools:context=".MainActivity">
    <LinearLayout
        android:gravity="center_vertical"
        android:layout_width="match_parent"
        android:layout_height="40dp">
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="张三"/>
        <TextView
            android:id="@+id/mainActivity_text_phone"
            android:layout_marginLeft="10dp"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="13800138000"/>
        <ImageButton
            android:id="@+id/mainActivity_imgBtn_phone"
            android:layout_marginLeft="30dp"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:src="@drawable/phone"
            android:scaleType="fitXY"
            android:background="#0000"/>
        <ImageButton
            android:id="@+id/mainActivity_imgBtn_send"
            android:layout_marginLeft="30dp"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:src="@drawable/senc"
            android:scaleType="fitXY"
            android:background="#0000"/>
    </LinearLayout>

</LinearLayout>

MIanActivity主体代码

package com.example.phoneorsend;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.ImageButton;
import android.widget.TextView;

import java.util.Calendar;

public class MainActivity extends AppCompatActivity {
    private TextView phone;
    private ImageButton btnPhone,btnSend;

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

    private void initView(){
        phone = (TextView)findViewById(R.id.mainActivity_text_phone);
        btnSend = (ImageButton)findViewById(R.id.mainActivity_imgBtn_send);
        btnPhone = (ImageButton)findViewById(R.id.mainActivity_imgBtn_phone);
        btnSend.setOnClickListener(btn);
        btnPhone.setOnClickListener(btn);
    }

    View.OnClickListener btn = new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            Intent intent = new Intent();
            ImageButton imageButton = (ImageButton)view;
            switch (imageButton.getId()){
                //拨打电话
                case R.id.mainActivity_imgBtn_phone:
                    intent.setAction(intent.ACTION_DIAL);//跳转到拨号页面
                    intent.setData(Uri.parse("tel:"+phone.getText()));//拨打对象
                    startActivity(intent);
                    break;
                //发送信息
                case R.id.mainActivity_imgBtn_send:
                    intent.setAction(intent.ACTION_SENDTO);//跳转带发送信息页面
                    intent.setData(Uri.parse("smsto:"+phone.getText())); //发送对象
                    intent.putExtra("sms_body","今天"+ getCycle()); //发送信息内容
                    startActivity(intent);
                    break;
            }
        }
    };

    //获取当前周期
    private static String  getCycle(){
        Calendar cal=Calendar.getInstance();
        String date = "";
        switch ( cal.get(Calendar.DAY_OF_WEEK)){
            case 1:
                date = "星期日";
                break;
            case 2:
                date = "星期一";
                break;
            case 3:
                date = "星期二";
                break;
            case 4:
                date = "星期三";
                break;
            case 5:
                date = "星期四";
                break;
            case 6:
                date = "星期五";
                break;
            case 7:
                date = "星期六";
                break;
        }
        return date;
    }
}

小图标