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/*
* Copyright (C) 2020 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.internal.app;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Slog;
import com.android.internal.R;
/**
* A dialog shown to the user when they try to launch an app that is not allowed in lock task
* mode. The intent to start this activity must be created with the static factory method provided
* below.
*/
public class BlockedAppActivity extends AlertActivity {
private static final String TAG = "BlockedAppActivity";
private static final String PACKAGE_NAME = "com.android.internal.app";
private static final String EXTRA_BLOCKED_PACKAGE = PACKAGE_NAME + ".extra.BLOCKED_PACKAGE";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Intent intent = getIntent();
int userId = intent.getIntExtra(Intent.EXTRA_USER_ID, /* defaultValue= */ -1);
if (userId < 0) {
Slog.wtf(TAG, "Invalid user: " + userId);
finish();
return;
}
String packageName = intent.getStringExtra(EXTRA_BLOCKED_PACKAGE);
if (TextUtils.isEmpty(packageName)) {
Slog.wtf(TAG, "Invalid package: " + packageName);
finish();
return;
}
CharSequence appLabel = getAppLabel(userId, packageName);
mAlertParams.mTitle = getString(R.string.app_blocked_title);
mAlertParams.mMessage = getString(R.string.app_blocked_message, appLabel);
mAlertParams.mPositiveButtonText = getString(android.R.string.ok);
setupAlert();
}
private CharSequence getAppLabel(int userId, String packageName) {
PackageManager pm = getPackageManager();
try {
ApplicationInfo aInfo =
pm.getApplicationInfoAsUser(packageName, /* flags= */ 0, userId);
return aInfo.loadLabel(pm);
} catch (PackageManager.NameNotFoundException ne) {
Slog.e(TAG, "Package " + packageName + " not found", ne);
}
return packageName;
}
/** Creates an intent that launches {@link BlockedAppActivity}. */
public static Intent createIntent(int userId, String packageName) {
return new Intent()
.setClassName("android", BlockedAppActivity.class.getName())
.putExtra(Intent.EXTRA_USER_ID, userId)
.putExtra(EXTRA_BLOCKED_PACKAGE, packageName);
}
}
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