alvinalexander.com | career | drupal | java | mac | mysql | perl | scala | uml | unix  

Android example source code file (RequestFocus.java)

This example Android source code file (RequestFocus.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.

Java - Android tags/keywords

activity, android, app, application, button, handler, os, override, requestfocus, ui, view, widget

The RequestFocus.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 android.widget.focus;

import com.android.frameworks.coretests.R;

import android.app.Activity;
import android.os.Bundle;
import android.os.Handler;
import android.widget.LinearLayout;
import android.widget.Button;
import android.view.View;

/**
 * Exercises cases where elements of the UI are requestFocus()ed.
 */
public class RequestFocus extends Activity {
    protected final Handler mHandler = new Handler();

    @Override protected void onCreate(Bundle icicle) {
        super.onCreate(icicle);
        setContentView(R.layout.focus_after_removal);

        // bottom right button starts with the focus.
        final Button bottomRightButton = (Button) findViewById(R.id.bottomRightButton);
        bottomRightButton.requestFocus();
        bottomRightButton.setText("I should have focus");
    }

    public Handler getHandler() {
        return mHandler;
    }
}

Other Android examples (source code examples)

Here is a short list of links related to this Android RequestFocus.java source code file:

... this post is sponsored by my books ...

#1 New Release!

FP Best Seller

 

new blog posts

 

Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.