Android（X）控件-选项卡

package com.example.processbar;

import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.view.LayoutInflater;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.ProgressBar;
import android.widget.RatingBar;
import android.widget.SeekBar;
import android.widget.TabHost;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        TabHost tabHost = findViewById(android.R.id.tabhost);
        tabHost.setup();
        LayoutInflater inflater = LayoutInflater.from(this);
        inflater.inflate(R.layout.page1,tabHost.getTabContentView());
        inflater.inflate(R.layout.page2,tabHost.getTabContentView());
        tabHost.addTab(tabHost.newTabSpec("page1").setIndicator("page1").setContent(R.id.left));
        tabHost.addTab(tabHost.newTabSpec("page2").setIndicator("page2").setContent(R.id.right));
    }
}