Android example source code file (ExtractButton.java)

This example Android source code file (ExtractButton.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

android, attributeset, content, extractbutton, override, ui, util, utilities, utils, widget

The ExtractButton.java Android example source code

/*
 * Copyright (C) 2009 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.inputmethodservice;

import android.content.Context;
import android.util.AttributeSet;
import android.widget.Button;

/**
 * Specialization of {@link Button} that ignores the window not being focused.
 */
class ExtractButton extends Button {
    public ExtractButton(Context context) {
        super(context, null);
    }

    public ExtractButton(Context context, AttributeSet attrs) {
        super(context, attrs, com.android.internal.R.attr.buttonStyle);
    }

    public ExtractButton(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }
    
    /**
     * Pretend like the window this view is in always has focus, so it will
     * highlight when selected.
     */
    @Override public boolean hasWindowFocus() {
        return this.isEnabled() ? true : false;
    }
}