小编Dmi*_*try的帖子

那么我在Eclipse中所做的就是我拥有的布局:activity_main.xml和activity_main2.xml.我尝试的是在activity_main.xml中创建一个按钮,然后单击以进入activity_main2.xml的屏幕

所以com.example.myfirstapp我有

MainActivity.Java:

package com.example.myfirstapp;

import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.util.Log;
import android.view.Menu;
import android.view.View;

public class MainActivity extends Activity {

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

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.activity_main, menu);
        return true;
    }

    public void click1(View v) {
        Log.i("clicks","You Clicked B1");
        Intent i=new Intent(
                     MainActivity.this,
                     MainActivity2.class);
        startActivity(i);
    }
}

MainActivity2.java

package com.example.myfirstapp;

import …