Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2009 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.camera; |
| 18 | |
Sascha Haeberling | 8e963a5 | 2013-08-06 11:43:02 -0700 | [diff] [blame] | 19 | import java.util.List; |
| 20 | |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 21 | import android.content.Context; |
| 22 | import android.content.res.Resources; |
| 23 | import android.content.res.TypedArray; |
| 24 | import android.util.AttributeSet; |
| 25 | |
Sascha Haeberling | 8e963a5 | 2013-08-06 11:43:02 -0700 | [diff] [blame] | 26 | import com.android.camera2.R; |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 27 | |
| 28 | /** A {@code ListPreference} where each entry has a corresponding icon. */ |
| 29 | public class IconListPreference extends ListPreference { |
| 30 | private int mSingleIconId; |
| 31 | private int mIconIds[]; |
| 32 | private int mLargeIconIds[]; |
| 33 | private int mImageIds[]; |
| 34 | private boolean mUseSingleIcon; |
| 35 | |
| 36 | public IconListPreference(Context context, AttributeSet attrs) { |
| 37 | super(context, attrs); |
| 38 | TypedArray a = context.obtainStyledAttributes( |
| 39 | attrs, R.styleable.IconListPreference, 0, 0); |
| 40 | Resources res = context.getResources(); |
| 41 | mSingleIconId = a.getResourceId( |
| 42 | R.styleable.IconListPreference_singleIcon, 0); |
| 43 | mIconIds = getIds(res, a.getResourceId( |
| 44 | R.styleable.IconListPreference_icons, 0)); |
| 45 | mLargeIconIds = getIds(res, a.getResourceId( |
| 46 | R.styleable.IconListPreference_largeIcons, 0)); |
| 47 | mImageIds = getIds(res, a.getResourceId( |
| 48 | R.styleable.IconListPreference_images, 0)); |
| 49 | a.recycle(); |
| 50 | } |
| 51 | |
| 52 | public int getSingleIcon() { |
| 53 | return mSingleIconId; |
| 54 | } |
| 55 | |
| 56 | public int[] getIconIds() { |
| 57 | return mIconIds; |
| 58 | } |
| 59 | |
| 60 | public int[] getLargeIconIds() { |
| 61 | return mLargeIconIds; |
| 62 | } |
| 63 | |
| 64 | public int[] getImageIds() { |
| 65 | return mImageIds; |
| 66 | } |
| 67 | |
| 68 | public boolean getUseSingleIcon() { |
| 69 | return mUseSingleIcon; |
| 70 | } |
| 71 | |
| 72 | public void setIconIds(int[] iconIds) { |
| 73 | mIconIds = iconIds; |
| 74 | } |
| 75 | |
| 76 | public void setLargeIconIds(int[] largeIconIds) { |
| 77 | mLargeIconIds = largeIconIds; |
| 78 | } |
| 79 | |
| 80 | public void setUseSingleIcon(boolean useSingle) { |
| 81 | mUseSingleIcon = useSingle; |
| 82 | } |
| 83 | |
| 84 | private int[] getIds(Resources res, int iconsRes) { |
| 85 | if (iconsRes == 0) return null; |
| 86 | TypedArray array = res.obtainTypedArray(iconsRes); |
| 87 | int n = array.length(); |
| 88 | int ids[] = new int[n]; |
| 89 | for (int i = 0; i < n; ++i) { |
| 90 | ids[i] = array.getResourceId(i, 0); |
| 91 | } |
| 92 | array.recycle(); |
| 93 | return ids; |
| 94 | } |
| 95 | |
| 96 | @Override |
| 97 | public void filterUnsupported(List<String> supported) { |
| 98 | CharSequence entryValues[] = getEntryValues(); |
| 99 | IntArray iconIds = new IntArray(); |
| 100 | IntArray largeIconIds = new IntArray(); |
| 101 | IntArray imageIds = new IntArray(); |
| 102 | |
| 103 | for (int i = 0, len = entryValues.length; i < len; i++) { |
| 104 | if (supported.indexOf(entryValues[i].toString()) >= 0) { |
| 105 | if (mIconIds != null) iconIds.add(mIconIds[i]); |
| 106 | if (mLargeIconIds != null) largeIconIds.add(mLargeIconIds[i]); |
| 107 | if (mImageIds != null) imageIds.add(mImageIds[i]); |
| 108 | } |
| 109 | } |
| 110 | if (mIconIds != null) mIconIds = iconIds.toArray(new int[iconIds.size()]); |
| 111 | if (mLargeIconIds != null) { |
| 112 | mLargeIconIds = largeIconIds.toArray(new int[largeIconIds.size()]); |
| 113 | } |
| 114 | if (mImageIds != null) mImageIds = imageIds.toArray(new int[imageIds.size()]); |
| 115 | super.filterUnsupported(supported); |
| 116 | } |
| 117 | } |