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
17package android.view;
18
19import android.content.res.CompatibilityInfo;
20
21/** @hide */
22public class CompatibilityInfoHolder {
23    private volatile CompatibilityInfo mCompatInfo = CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO;
24
25    public void set(CompatibilityInfo compatInfo) {
26        if (compatInfo != null && (compatInfo.isScalingRequired()
27                || !compatInfo.supportsScreen())) {
28            mCompatInfo = compatInfo;
29        } else {
30            mCompatInfo = CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO;
31        }
32    }
33
34    public CompatibilityInfo get() {
35        return mCompatInfo;
36    }
37
38    public CompatibilityInfo getIfNeeded() {
39        CompatibilityInfo ci = mCompatInfo;
40        if (ci == null || ci  == CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO) {
41            return null;
42        }
43        return ci;
44    }
45}
46