package com.wxyz.dengchaoqun.appmoreactivity;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.view.View;

import android.widget.Button;

/**

 * 多activity的一种打开方式

 * 通过setContentView()方法来设置

 */

public class MainActivity extends AppCompatActivity {

    Button button1,button2;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        button1= (Button) findViewById(R.id.button);

        button1.setOnClickListener(new View.OnClickListener() {

            @Override

            public void onClick(View view) {

                jumpToTwo();

            }

        });

    }

    /**

     * 跳转到第二个界面的方法

     */

    public void jumpToTwo(){

        setContentView(R.layout.my_activity);

        button2= (Button) findViewById(R.id.button2);

        button2.setOnClickListener(new View.OnClickListener() {

            @Override

            public void onClick(View view) {

                jumpToOne();

            }

        });

    }

    /**

     * 跳转到第一个几面的方法

     */

    public void jumpToOne(){

        setContentView(R.layout.activity_main);

        button1= (Button) findViewById(R.id.button);

        button1.setOnClickListener(new View.OnClickListener() {

            @Override

            public void onClick(View view) {

                jumpToTwo();

            }

        });

    }

}