19bdc6ce67
- Avoid loading all app icons at once to decrease memory usage. - Only load visible icons when entering the apps page. - Reserve icon placeholder to alleviate icon loading flicker. - Release icon cache when low memory or leaving apps page. Bug: 187118427 Bug: 209898662 Test: manual check the smoothness and memory usage of apps pages. Change-Id: Ifc3c2a73cc88d6e42739df4e8208445afa12e0ea
55 lines
1.7 KiB
Java
55 lines
1.7 KiB
Java
/*
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* Copyright (C) 2021 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings;
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import android.app.Application;
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import com.android.settings.activityembedding.ActivityEmbeddingRulesController;
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import com.android.settings.homepage.SettingsHomepageActivity;
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import com.android.settingslib.applications.AppIconCacheManager;
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import java.lang.ref.WeakReference;
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/** Settings application which sets up activity embedding rules for the large screen device. */
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public class SettingsApplication extends Application {
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private WeakReference<SettingsHomepageActivity> mHomeActivity = new WeakReference<>(null);
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@Override
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public void onCreate() {
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super.onCreate();
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final ActivityEmbeddingRulesController controller =
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new ActivityEmbeddingRulesController(this);
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controller.initRules();
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}
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public void setHomeActivity(SettingsHomepageActivity homeActivity) {
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mHomeActivity = new WeakReference<>(homeActivity);
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}
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public SettingsHomepageActivity getHomeActivity() {
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return mHomeActivity.get();
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}
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@Override
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public void onLowMemory() {
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super.onLowMemory();
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AppIconCacheManager.getInstance().release();
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}
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}
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