自己的第一个android应用（天气）

主界面代码

package com.example.weather;

import android.os.Bundle;

import android.app.Activity;

import android.content.Intent;

import android.view.Menu;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

public class MainActivity extends Activity {

private Button tokyo;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

tokyo=(Button)findViewById(R.id.wtky);

tokyo.setOnClickListener(new OnClickListener(){

@Override

public void onClick(View arg0) {

// TODO Auto-generated method stub

Intent in=new Intent(MainActivity.this,SecActivity.class);

startActivity(in);

}

});

}

@Override

public boolean onCreateOptionsMenu(Menu menu) {

// Inflate the menu; this adds items to the action bar if it is present.

getMenuInflater().inflate(R.menu.main, menu);

return true;

}

}

第二个界面

package com.example.weather;

import android.os.Bundle;

import android.app.Activity;

import android.content.Intent;

import android.view.Menu;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

public class SecActivity extends Activity {

private Button more;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_sec);

more=(Button)findViewById(R.id.morebutton);

more.setOnClickListener(new OnClickListener(){

@Override

public void onClick(View arg0) {

// TODO Auto-generated method stub

Intent in=new Intent(SecActivity.this,ThiActivity.class);

startActivity(in);

}});

}

@Override

public boolean onCreateOptionsMenu(Menu menu) {

// Inflate the menu; this adds items to the action bar if it is present.

getMenuInflater().inflate(R.menu.sec, menu);

return true;

}

}

第三界面：

package com.example.weather;

import android.os.Bundle;

import android.app.Activity;

import android.content.Intent;

import android.view.Menu;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

public class ThiActivity extends Activity {

private Button morei;

private Button history;

private Button game;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_thi);

morei=(Button)findViewById(R.id.more);

history=(Button)findViewById(R.id.hiswea);

game=(Button)findViewById(R.id.gbutton);

morei.setOnClickListener(new OnClickListener(){

@Override

public void onClick(View arg0) {

// TODO Auto-generated method stub

Intent in=new Intent(ThiActivity.this,MoreActivity.class);

startActivity(in);

}});//morei.set

history.setOnClickListener(new OnClickListener(){

@Override

public void onClick(View arg0) {

// TODO Auto-generated method stub

Intent in2=new Intent(ThiActivity.this,HisActivity.class);

startActivity(in2);

}});//history.set

game.setOnClickListener(new OnClickListener(){

@Override

public void onClick(View arg0) {

// TODO Auto-generated method stub

Intent in3=new Intent(ThiActivity.this,GameActivity.class);

startActivity(in3);

}});

}

@Override

public boolean onCreateOptionsMenu(Menu menu) {

// Inflate the menu; this adds items to the action bar if it is present.

getMenuInflater().inflate(R.menu.thi, menu);

return true;

}

}