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/*
* Copyright (C) 2016 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.model;
import android.content.ComponentName;
import android.os.UserHandle;
import com.android.launcher3.AllAppsList;
import com.android.launcher3.AppInfo;
import com.android.launcher3.IconCache;
import com.android.launcher3.ItemInfo;
import com.android.launcher3.LauncherAppState;
import com.android.launcher3.LauncherModel.CallbackTask;
import com.android.launcher3.LauncherModel.Callbacks;
import com.android.launcher3.LauncherSettings;
import com.android.launcher3.ShortcutInfo;
import java.util.ArrayList;
import java.util.HashSet;
/**
* Handles changes due to cache updates.
*/
public class CacheDataUpdatedTask extends BaseModelUpdateTask {
public static final int OP_CACHE_UPDATE = 1;
public static final int OP_SESSION_UPDATE = 2;
private final int mOp;
private final UserHandle mUser;
private final HashSet<String> mPackages;
public CacheDataUpdatedTask(int op, UserHandle user, HashSet<String> packages) {
mOp = op;
mUser = user;
mPackages = packages;
}
@Override
public void execute(LauncherAppState app, BgDataModel dataModel, AllAppsList apps) {
IconCache iconCache = app.getIconCache();
final ArrayList<AppInfo> updatedApps = new ArrayList<>();
ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<>();
synchronized (dataModel) {
for (ItemInfo info : dataModel.itemsIdMap) {
if (info instanceof ShortcutInfo && mUser.equals(info.user)) {
ShortcutInfo si = (ShortcutInfo) info;
ComponentName cn = si.getTargetComponent();
if (si.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION
&& isValidShortcut(si) && cn != null
&& mPackages.contains(cn.getPackageName())) {
iconCache.getTitleAndIcon(si, si.usingLowResIcon);
updatedShortcuts.add(si);
}
}
}
apps.updateIconsAndLabels(mPackages, mUser, updatedApps);
}
bindUpdatedShortcuts(updatedShortcuts, mUser);
if (!updatedApps.isEmpty()) {
scheduleCallbackTask(new CallbackTask() {
@Override
public void execute(Callbacks callbacks) {
callbacks.bindAppsAddedOrUpdated(updatedApps);
}
});
}
}
public boolean isValidShortcut(ShortcutInfo si) {
switch (mOp) {
case OP_CACHE_UPDATE:
return true;
case OP_SESSION_UPDATE:
return si.hasPromiseIconUi();
default:
return false;
}
}
}
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