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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 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.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Set;
/**
* A utility class to maintain the collection of all apps.
*/
public class AllAppsStore {
private PackageUserKey mTempKey = new PackageUserKey(null, null);
private final HashMap<ComponentKey, AppInfo> mComponentToAppMap = new HashMap<>();
private final List<OnUpdateListener> mUpdateListeners = new ArrayList<>();
private final ArrayList<ViewGroup> mIconContainers = new ArrayList<>();
private boolean mDeferUpdates = false;
private boolean mUpdatePending = false;
public Collection<AppInfo> getApps() {
return mComponentToAppMap.values();
}
/**
* Sets the current set of apps.
*/
public void setApps(List<AppInfo> apps) {
mComponentToAppMap.clear();
addOrUpdateApps(apps);
}
public AppInfo getApp(ComponentKey key) {
return mComponentToAppMap.get(key);
}
public void setDeferUpdates(boolean deferUpdates) {
if (mDeferUpdates != deferUpdates) {
mDeferUpdates = deferUpdates;
if (!mDeferUpdates && mUpdatePending) {
notifyUpdate();
mUpdatePending = false;
}
}
}
/**
* Adds or updates existing apps in the list
*/
public void addOrUpdateApps(List<AppInfo> apps) {
for (AppInfo app : apps) {
mComponentToAppMap.put(app.toComponentKey(), app);
}
notifyUpdate();
}
/**
* Removes some apps from the list.
*/
public void removeApps(List<AppInfo> apps) {
for (AppInfo app : apps) {
mComponentToAppMap.remove(app.toComponentKey());
}
notifyUpdate();
}
private void notifyUpdate() {
if (mDeferUpdates) {
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 updateIconBadges(Set<PackageUserKey> updatedBadges) {
updateAllIcons((child) -> {
if (child.getTag() instanceof ItemInfo) {
ItemInfo info = (ItemInfo) child.getTag();
if (mTempKey.updateFromItemInfo(info) && updatedBadges.contains(mTempKey)) {
child.applyBadgeState(info, true /* animate */);
}
}
});
}
public void updatePromiseAppProgress(PromiseAppInfo app) {
updateAllIcons((child) -> {
if (child.getTag() == app) {
child.applyProgressLevel(app.level);
}
});
}
private void updateAllIcons(IconAction 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.apply((BubbleTextView) child);
}
}
}
}
public interface OnUpdateListener {
void onAppsUpdated();
}
public interface IconAction {
void apply(BubbleTextView icon);
}
}
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