michael@0: /* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: package org.mozilla.gecko.widget;
michael@0: 
michael@0: import android.content.Context;
michael@0: import android.util.AttributeSet;
michael@0: import android.view.View;
michael@0: import android.widget.Checkable;
michael@0: import android.widget.LinearLayout;
michael@0: 
michael@0: public class TabRow extends LinearLayout
michael@0:                     implements Checkable {
michael@0:     private static final String LOGTAG = "GeckoTabRow";
michael@0:     private static final int[] STATE_CHECKED = { android.R.attr.state_checked };
michael@0:     private boolean mChecked;
michael@0: 
michael@0:     public TabRow(Context context, AttributeSet attrs) {
michael@0:         super(context, attrs);
michael@0:         mChecked = false;
michael@0:     }
michael@0: 
michael@0:     @Override
michael@0:     public int[] onCreateDrawableState(int extraSpace) {
michael@0:         final int[] drawableState = super.onCreateDrawableState(extraSpace + 1);
michael@0: 
michael@0:         if (mChecked)
michael@0:             mergeDrawableStates(drawableState, STATE_CHECKED);
michael@0: 
michael@0:         return drawableState;
michael@0:     }
michael@0: 
michael@0:     @Override
michael@0:     public boolean isChecked() {
michael@0:         return mChecked;
michael@0:     }
michael@0: 
michael@0:     @Override
michael@0:     public void setChecked(boolean checked) {
michael@0:         if (mChecked != checked) {
michael@0:             mChecked = checked;
michael@0:             refreshDrawableState();
michael@0: 
michael@0:             int count = getChildCount();
michael@0:             for (int i=0; i < count; i++) {
michael@0:                 final View child = getChildAt(i);
michael@0:                 if (child instanceof Checkable)
michael@0:                     ((Checkable) child).setChecked(checked);
michael@0:             }
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     @Override
michael@0:     public void toggle() {
michael@0:         mChecked = !mChecked;
michael@0:     }
michael@0: }