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/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.launcher3.allapps;
import static com.android.launcher3.AppInfo.COMPONENT_KEY_COMPARATOR;
import static com.android.launcher3.AppInfo.EMPTY_ARRAY;
import android.view.View;
import android.view.ViewGroup;
import com.android.launcher3.AppInfo;
import com.android.launcher3.BubbleTextView;
import com.android.launcher3.ItemInfo;
import com.android.launcher3.PromiseAppInfo;
import com.android.launcher3.util.ComponentKey;
import com.android.launcher3.util.PackageUserKey;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.function.Consumer;
import java.util.function.Predicate;
/**
* A utility class to maintain the collection of all apps.
*/
public class AllAppsStore {
// Defer updates flag used to defer all apps updates to the next draw.
public static final int DEFER_UPDATES_NEXT_DRAW = 1 << 0;
// Defer updates flag used to defer all apps updates while the user interacts with all apps.
public static final int DEFER_UPDATES_USER_INTERACTION = 1 << 1;
// Defer updates flag used to defer all apps updates by a test's request.
public static final int DEFER_UPDATES_TEST = 1 << 2;
private PackageUserKey mTempKey = new PackageUserKey(null, null);
private AppInfo mTempInfo = new AppInfo();
private AppInfo[] mApps = EMPTY_ARRAY;
private final List<OnUpdateListener> mUpdateListeners = new ArrayList<>();
private final ArrayList<ViewGroup> mIconContainers = new ArrayList<>();
private int mDeferUpdatesFlags = 0;
private boolean mUpdatePending = false;
public AppInfo[] getApps() {
return mApps;
}
/**
* Sets the current set of apps.
*/
public void setApps(AppInfo[] apps) {
mApps = apps;
notifyUpdate();
}
public AppInfo getApp(ComponentKey key) {
mTempInfo.componentName = key.componentName;
mTempInfo.user = key.user;
int index = Arrays.binarySearch(mApps, mTempInfo, COMPONENT_KEY_COMPARATOR);
return index < 0 ? null : mApps[index];
}
public void enableDeferUpdates(int flag) {
mDeferUpdatesFlags |= flag;
}
public void disableDeferUpdates(int flag) {
mDeferUpdatesFlags &= ~flag;
if (mDeferUpdatesFlags == 0 && mUpdatePending) {
notifyUpdate();
mUpdatePending = false;
}
}
public void disableDeferUpdatesSilently(int flag) {
mDeferUpdatesFlags &= ~flag;
}
public int getDeferUpdatesFlags() {
return mDeferUpdatesFlags;
}
private void notifyUpdate() {
if (mDeferUpdatesFlags != 0) {
mUpdatePending = true;
return;
}
int count = mUpdateListeners.size();
for (int i = 0; i < count; i++) {
mUpdateListeners.get(i).onAppsUpdated();
}
}
public void addUpdateListener(OnUpdateListener listener) {
mUpdateListeners.add(listener);
}
public void removeUpdateListener(OnUpdateListener listener) {
mUpdateListeners.remove(listener);
}
public void registerIconContainer(ViewGroup container) {
if (container != null) {
mIconContainers.add(container);
}
}
public void unregisterIconContainer(ViewGroup container) {
mIconContainers.remove(container);
}
public void updateNotificationDots(Predicate<PackageUserKey> updatedDots) {
updateAllIcons((child) -> {
if (child.getTag() instanceof ItemInfo) {
ItemInfo info = (ItemInfo) child.getTag();
if (mTempKey.updateFromItemInfo(info) && updatedDots.test(mTempKey)) {
child.applyDotState(info, true /* animate */);
}
}
});
}
public void updatePromiseAppProgress(PromiseAppInfo app) {
updateAllIcons((child) -> {
if (child.getTag() == app) {
child.applyProgressLevel(app.level);
}
});
}
private void updateAllIcons(Consumer<BubbleTextView> action) {
for (int i = mIconContainers.size() - 1; i >= 0; i--) {
ViewGroup parent = mIconContainers.get(i);
int childCount = parent.getChildCount();
for (int j = 0; j < childCount; j++) {
View child = parent.getChildAt(j);
if (child instanceof BubbleTextView) {
action.accept((BubbleTextView) child);
}
}
}
}
public interface OnUpdateListener {
void onAppsUpdated();
}
}
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