Craig Mautner | 48d0d18 | 2013-06-11 07:53:06 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 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 android.view; |
| 18 | |
| 19 | import android.content.res.CompatibilityInfo; |
| 20 | import android.os.IBinder; |
| 21 | |
| 22 | import com.android.internal.util.Objects; |
| 23 | |
| 24 | /** @hide */ |
| 25 | public class DisplayAdjustments { |
| 26 | public static final boolean DEVELOPMENT_RESOURCES_DEPEND_ON_ACTIVITY_TOKEN = false; |
| 27 | |
| 28 | public static final DisplayAdjustments DEFAULT_DISPLAY_ADJUSTMENTS = new DisplayAdjustments(); |
| 29 | |
| 30 | private volatile CompatibilityInfo mCompatInfo = CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO; |
| 31 | private volatile IBinder mActivityToken; |
| 32 | |
| 33 | public DisplayAdjustments() { |
| 34 | } |
| 35 | |
| 36 | public DisplayAdjustments(IBinder token) { |
| 37 | mActivityToken = token; |
| 38 | } |
| 39 | |
Craig Mautner | 1abaa53 | 2013-06-28 12:03:32 -0700 | [diff] [blame] | 40 | public DisplayAdjustments(DisplayAdjustments daj) { |
| 41 | this (daj.getCompatibilityInfo(), daj.getActivityToken()); |
| 42 | } |
| 43 | |
Craig Mautner | 48d0d18 | 2013-06-11 07:53:06 -0700 | [diff] [blame] | 44 | public DisplayAdjustments(CompatibilityInfo compatInfo, IBinder token) { |
| 45 | setCompatibilityInfo(compatInfo); |
| 46 | mActivityToken = token; |
| 47 | } |
| 48 | |
| 49 | public void setCompatibilityInfo(CompatibilityInfo compatInfo) { |
| 50 | if (this == DEFAULT_DISPLAY_ADJUSTMENTS) { |
| 51 | throw new IllegalArgumentException( |
| 52 | "setCompatbilityInfo: Cannot modify DEFAULT_DISPLAY_ADJUSTMENTS"); |
| 53 | } |
| 54 | if (compatInfo != null && (compatInfo.isScalingRequired() |
| 55 | || !compatInfo.supportsScreen())) { |
| 56 | mCompatInfo = compatInfo; |
| 57 | } else { |
| 58 | mCompatInfo = CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO; |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | public CompatibilityInfo getCompatibilityInfo() { |
| 63 | return mCompatInfo; |
| 64 | } |
| 65 | |
| 66 | public void setActivityToken(IBinder token) { |
| 67 | if (this == DEFAULT_DISPLAY_ADJUSTMENTS) { |
| 68 | throw new IllegalArgumentException( |
| 69 | "setActivityToken: Cannot modify DEFAULT_DISPLAY_ADJUSTMENTS"); |
| 70 | } |
| 71 | mActivityToken = token; |
| 72 | } |
| 73 | |
| 74 | public IBinder getActivityToken() { |
| 75 | return mActivityToken; |
| 76 | } |
| 77 | |
| 78 | @Override |
| 79 | public int hashCode() { |
| 80 | int hash = 17; |
| 81 | hash = hash * 31 + mCompatInfo.hashCode(); |
| 82 | if (DEVELOPMENT_RESOURCES_DEPEND_ON_ACTIVITY_TOKEN) { |
| 83 | hash = hash * 31 + (mActivityToken == null ? 0 : mActivityToken.hashCode()); |
| 84 | } |
| 85 | return hash; |
| 86 | } |
| 87 | |
| 88 | @Override |
| 89 | public boolean equals(Object o) { |
| 90 | if (!(o instanceof DisplayAdjustments)) { |
| 91 | return false; |
| 92 | } |
| 93 | DisplayAdjustments daj = (DisplayAdjustments)o; |
| 94 | return Objects.equal(daj.mCompatInfo, mCompatInfo) && |
| 95 | Objects.equal(daj.mActivityToken, mActivityToken); |
| 96 | } |
| 97 | } |