CheckableLinearLayout.java

/**
 * Copyright (C) 2013 Romain Guefveneu.
 *   
 *  This file is part of naonedbus.
 *   
 *  Naonedbus is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *  
 *  Naonedbus is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *  
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package net.naonedbus.widget;

import android.content.Context;
import android.util.AttributeSet;
import android.widget.Checkable;
import android.widget.LinearLayout;

public class CheckableLinearLayout extends LinearLayout implements Checkable {

    private static final int CHECKABLE_CHILD_INDEX = 1;
    private Checkable child;

    public CheckableLinearLayout(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    @Override
    protected void onFinishInflate() {
        super.onFinishInflate();
        child = (Checkable) getChildAt(CHECKABLE_CHILD_INDEX);
    }

    @Override
    public boolean isChecked() {
        return child.isChecked(); 
    }

    @Override
    public void setChecked(boolean checked) {
        child.setChecked(checked);
    }

    @Override
    public void toggle() {
        child.toggle();
    }
    
}