fe33c58a18
This icon is loaded in the background to avoid doing IO on the main thread. Once we know there are more users and also have the icon loaded, we add the category to the view. Fixes: 36252572 Test: Robotest Change-Id: Ib50287bb7ed323f22fbe407b56be1bf2fe98f121
76 lines
2.3 KiB
Java
76 lines
2.3 KiB
Java
/*
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* Copyright (C) 2017 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.deviceinfo.storage;
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import android.content.Context;
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import android.content.pm.UserInfo;
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import android.graphics.drawable.Drawable;
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import android.os.UserManager;
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import android.util.Log;
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import android.util.SparseArray;
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import com.android.internal.util.Preconditions;
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import com.android.settings.Utils;
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import com.android.settings.utils.AsyncLoader;
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/**
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* Fetches a user icon as a loader using a given icon loading lambda.
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*/
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public class UserIconLoader extends AsyncLoader<SparseArray<Drawable>> {
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private FetchUserIconTask mTask;
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/**
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* Task to load all user icons.
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*/
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public interface FetchUserIconTask {
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SparseArray<Drawable> getUserIcons();
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}
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/**
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* Handle the output of this task.
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*/
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public interface UserIconHandler {
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void handleUserIcons(SparseArray<Drawable> fetchedIcons);
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}
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public UserIconLoader(Context context, FetchUserIconTask task) {
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super(context);
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mTask = Preconditions.checkNotNull(task);
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}
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@Override
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public SparseArray<Drawable> loadInBackground() {
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return mTask.getUserIcons();
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}
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@Override
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protected void onDiscardResult(SparseArray<Drawable> result) {}
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/**
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* Loads the user icons using a given context. This returns a {@link SparseArray} which maps
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* user ids to their user icons.
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*/
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public static SparseArray<Drawable> loadUserIconsWithContext(Context context) {
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SparseArray<Drawable> value = new SparseArray<>();
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UserManager um = context.getSystemService(UserManager.class);
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for (UserInfo userInfo : um.getUsers()) {
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value.put(userInfo.id, Utils.getUserIcon(context, um, userInfo));
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}
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return value;
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}
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}
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