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/*
* Copyright (C) 2017 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.wallpaper.model;
import android.app.Activity;
import android.content.Context;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.content.res.Resources;
import android.os.Parcel;
import android.os.Parcelable;
import android.util.Log;
import com.android.wallpaper.R;
import com.android.wallpaper.asset.Asset;
import com.android.wallpaper.asset.ResourceAsset;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
* Represents a wallpaper coming from the resources of the host app for the wallpaper picker.
*/
public class AppResourceWallpaperInfo extends WallpaperInfo {
public static final Parcelable.Creator<AppResourceWallpaperInfo> CREATOR =
new Parcelable.Creator<AppResourceWallpaperInfo>() {
@Override
public AppResourceWallpaperInfo createFromParcel(Parcel in) {
return new AppResourceWallpaperInfo(in);
}
@Override
public AppResourceWallpaperInfo[] newArray(int size) {
return new AppResourceWallpaperInfo[size];
}
};
private static final String TAG = "AppResource";
private static final String DRAWABLE_DEF_TYPE = "drawable";
private int mThumbRes;
private int mFullRes;
private String mPackageName;
private Resources mResources;
private ResourceAsset mAsset;
private ResourceAsset mThumbAsset;
public AppResourceWallpaperInfo(String packageName, int thumbRes, int fullRes) {
super();
mPackageName = packageName;
mThumbRes = thumbRes;
mFullRes = fullRes;
}
private AppResourceWallpaperInfo(Parcel in) {
mPackageName = in.readString();
mThumbRes = in.readInt();
mFullRes = in.readInt();
}
/**
* Returns a list of wallpapers bundled with the app described by the given appInfo.
*
* @param context
* @param appInfo The ApplicationInfo for the app hosting the wallpapers.
* @param listResId The ID of the list resource for the list of wallpapers.
* @return The wallpapers.
*/
public static List<WallpaperInfo> getAll(Context context, ApplicationInfo appInfo,
int listResId) {
ArrayList<WallpaperInfo> wallpapers = new ArrayList<>();
try {
Resources resources = context.getPackageManager().getResourcesForApplication(appInfo);
final String[] wallpaperResNames = resources.getStringArray(listResId);
for (String name : wallpaperResNames) {
final int fullRes = resources.getIdentifier(name, DRAWABLE_DEF_TYPE, appInfo.packageName);
final int thumbRes = resources.getIdentifier(
name + "_small", DRAWABLE_DEF_TYPE, appInfo.packageName);
if (fullRes != 0 && thumbRes != 0) {
WallpaperInfo wallpaperInfo = new AppResourceWallpaperInfo(
appInfo.packageName, thumbRes, fullRes);
wallpapers.add(wallpaperInfo);
}
}
} catch (PackageManager.NameNotFoundException e) {
Log.e(TAG, "Hosting app package not found");
}
return wallpapers;
}
private Resources getPackageResources(Context ctx) {
if (mResources != null) {
return mResources;
}
try {
mResources = ctx.getPackageManager().getResourcesForApplication(mPackageName);
} catch (PackageManager.NameNotFoundException e) {
Log.e(TAG, "Could not get app resources");
}
return mResources;
}
@Override
public Asset getAsset(Context context) {
if (mAsset == null) {
Resources res = getPackageResources(context);
mAsset = new ResourceAsset(res, mFullRes);
}
return mAsset;
}
@Override
public Asset getThumbAsset(Context context) {
if (mThumbAsset == null) {
Resources res = getPackageResources(context);
mThumbAsset = new ResourceAsset(res, mThumbRes);
}
return mThumbAsset;
}
@Override
public List<String> getAttributions(Context context) {
return Arrays.asList(context.getResources().getString(R.string.on_device_wallpaper_title));
}
@Override
public String getCollectionId(Context context) {
return context.getString(R.string.on_device_wallpaper_collection_id);
}
@Override
public void showPreview(Activity srcActivity, InlinePreviewIntentFactory factory,
int requestCode) {
srcActivity.startActivityForResult(factory.newIntent(srcActivity, this), requestCode);
}
@Override
@BackupPermission
public int getBackupPermission() {
return BACKUP_NOT_ALLOWED;
}
@Override
public boolean equals(Object object) {
if (object == this) {
return true;
}
if (object instanceof AppResourceWallpaperInfo) {
return mPackageName.equals(((AppResourceWallpaperInfo) object).mPackageName)
&& mThumbRes == ((AppResourceWallpaperInfo) object).mThumbRes
&& mFullRes == ((AppResourceWallpaperInfo) object).mFullRes;
}
return false;
}
@Override
public int hashCode() {
int result = 17;
result = 31 * result + mPackageName.hashCode();
result = 31 * result + mThumbRes;
result = 31 * result + mFullRes;
return result;
}
@Override
public void writeToParcel(Parcel parcel, int i) {
parcel.writeString(mPackageName);
parcel.writeInt(mThumbRes);
parcel.writeInt(mFullRes);
}
}
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