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1 /* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*- |
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2 /* This Source Code Form is subject to the terms of the Mozilla Public |
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this file, |
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4 * You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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5 |
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6 package org.mozilla.gecko.widget; |
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7 |
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8 import android.content.Context; |
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9 import android.util.AttributeSet; |
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10 import android.view.View; |
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11 import android.widget.Checkable; |
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12 import android.widget.LinearLayout; |
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13 |
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14 public class TabRow extends LinearLayout |
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15 implements Checkable { |
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16 private static final String LOGTAG = "GeckoTabRow"; |
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17 private static final int[] STATE_CHECKED = { android.R.attr.state_checked }; |
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18 private boolean mChecked; |
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19 |
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20 public TabRow(Context context, AttributeSet attrs) { |
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21 super(context, attrs); |
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22 mChecked = false; |
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23 } |
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24 |
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25 @Override |
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26 public int[] onCreateDrawableState(int extraSpace) { |
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27 final int[] drawableState = super.onCreateDrawableState(extraSpace + 1); |
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28 |
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29 if (mChecked) |
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30 mergeDrawableStates(drawableState, STATE_CHECKED); |
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31 |
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32 return drawableState; |
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33 } |
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34 |
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35 @Override |
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36 public boolean isChecked() { |
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37 return mChecked; |
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38 } |
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39 |
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40 @Override |
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41 public void setChecked(boolean checked) { |
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42 if (mChecked != checked) { |
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43 mChecked = checked; |
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44 refreshDrawableState(); |
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45 |
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46 int count = getChildCount(); |
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47 for (int i=0; i < count; i++) { |
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48 final View child = getChildAt(i); |
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49 if (child instanceof Checkable) |
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50 ((Checkable) child).setChecked(checked); |
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51 } |
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52 } |
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53 } |
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54 |
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55 @Override |
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56 public void toggle() { |
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57 mChecked = !mChecked; |
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58 } |
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59 } |