|
|
Android example source code file (HelloWorld.java)
This example Android source code file (HelloWorld.java) is included in the DevDaily.com
"Java Source Code
Warehouse" project. The intent of this project is to help you "Learn
Android by Example" TM.
The HelloWorld.java Android example source code
/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.example.android.apis.app;
// Need the following import to get access to the app resources, since this
// class is in a sub-package.
import com.example.android.apis.R;
import android.app.Activity;
import android.os.Bundle;
/**
* Simple example of writing an application Activity.
* Hello World</a>
<p>This demonstrates the basic code needed to write a Screen activity.
<h4>Demo
App/Activity/Hello World
<h4>Source files
* <table class="LinkTable">
* <tr>
* <td >src/com.example.android.apis/app/HelloWorld.java |
* <td >The Hello World Screen implementation
* </tr>
* <tr>
* <td >/res/any/layout/hello_world.xml
* <td >Defines contents of the screen
* </tr>
* </table>
*/
public class HelloWorld extends Activity
{
/**
* Initialization of the Activity after it is first created. Must at least
* call {@link android.app.Activity#setContentView setContentView()} to
* describe what is to be displayed in the screen.
*/
@Override
protected void onCreate(Bundle savedInstanceState)
{
// Be sure to call the super class.
super.onCreate(savedInstanceState);
// See assets/res/any/layout/hello_world.xml for this
// view layout definition, which is being set here as
// the content of our screen.
setContentView(R.layout.hello_world);
}
}
Other Android examples (source code examples)
Here is a short list of links related to this Android HelloWorld.java source code file:
The search page
Other Android source code examples at this package level
Click here to learn more about this project
