Files
app_Settings/src/com/android/settings/MasterClear.java
felkachang a6cec47326 Change reset page to be SUW style
The factory reset page and the reset confirmation page is too old to
follow the style of Setup Wizard design. To change the layout and apply
the style for textviews and header.

Bug: 73738836
Test: make -j SettingsRoboTests RunSettingsRoboTests
Change-Id: I1ee3d09e1ef9cac8e25c60a566363d4f7d537eeb
2018-10-03 11:45:49 -07:00

564 lines
23 KiB
Java

/*
* Copyright (C) 2008 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.settings;
import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
import android.accounts.Account;
import android.accounts.AccountManager;
import android.accounts.AuthenticatorDescription;
import android.app.ActionBar;
import android.app.Activity;
import android.content.ComponentName;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.content.pm.UserInfo;
import android.content.res.Resources;
import android.graphics.Color;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.os.Environment;
import android.os.SystemProperties;
import android.os.UserHandle;
import android.os.UserManager;
import android.provider.Settings;
import android.telephony.euicc.EuiccManager;
import android.text.TextUtils;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnScrollChangeListener;
import android.view.ViewGroup;
import android.view.ViewTreeObserver.OnGlobalLayoutListener;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.ScrollView;
import android.widget.TextView;
import androidx.annotation.VisibleForTesting;
import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
import com.android.settings.core.InstrumentedFragment;
import com.android.settings.core.SubSettingLauncher;
import com.android.settings.enterprise.ActionDisabledByAdminDialogHelper;
import com.android.settings.password.ChooseLockSettingsHelper;
import com.android.settings.password.ConfirmLockPattern;
import com.android.settingslib.RestrictedLockUtilsInternal;
import com.android.setupwizardlib.TemplateLayout;
import com.android.setupwizardlib.template.ButtonFooterMixin;
import java.util.List;
/**
* Confirm and execute a reset of the device to a clean "just out of the box"
* state. Multiple confirmations are required: first, a general "are you sure
* you want to do this?" prompt, followed by a keyguard pattern trace if the user
* has defined one, followed by a final strongly-worded "THIS WILL ERASE EVERYTHING
* ON THE PHONE" prompt. If at any time the phone is allowed to go to sleep, is
* locked, et cetera, then the confirmation sequence is abandoned.
*
* This is the initial screen.
*/
public class MasterClear extends InstrumentedFragment implements OnGlobalLayoutListener {
private static final String TAG = "MasterClear";
@VisibleForTesting
static final int KEYGUARD_REQUEST = 55;
@VisibleForTesting
static final int CREDENTIAL_CONFIRM_REQUEST = 56;
private static final String KEY_SHOW_ESIM_RESET_CHECKBOX
= "masterclear.allow_retain_esim_profiles_after_fdr";
static final String ERASE_EXTERNAL_EXTRA = "erase_sd";
static final String ERASE_ESIMS_EXTRA = "erase_esim";
private View mContentView;
@VisibleForTesting
Button mInitiateButton;
private View mExternalStorageContainer;
@VisibleForTesting
CheckBox mExternalStorage;
private View mEsimStorageContainer;
@VisibleForTesting
CheckBox mEsimStorage;
@VisibleForTesting
ScrollView mScrollView;
@Override
public void onGlobalLayout() {
mInitiateButton.setEnabled(hasReachedBottom(mScrollView));
}
private void setUpActionBarAndTitle() {
final Activity activity = getActivity();
if (activity == null) {
Log.e(TAG, "No activity attached, skipping setUpActionBarAndTitle");
return;
}
final ActionBar actionBar = activity.getActionBar();
if (actionBar == null) {
Log.e(TAG, "No actionbar, skipping setUpActionBarAndTitle");
return;
}
actionBar.hide();
activity.getWindow().setStatusBarColor(Color.TRANSPARENT);
}
/**
* Keyguard validation is run using the standard {@link ConfirmLockPattern}
* component as a subactivity
*
* @param request the request code to be returned once confirmation finishes
* @return true if confirmation launched
*/
private boolean runKeyguardConfirmation(int request) {
Resources res = getActivity().getResources();
return new ChooseLockSettingsHelper(getActivity(), this).launchConfirmationActivity(
request, res.getText(R.string.master_clear_short_title));
}
@VisibleForTesting
boolean isValidRequestCode(int requestCode) {
return !((requestCode != KEYGUARD_REQUEST) && (requestCode != CREDENTIAL_CONFIRM_REQUEST));
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
onActivityResultInternal(requestCode, resultCode, data);
}
/*
* Internal method that allows easy testing without dealing with super references.
*/
@VisibleForTesting
void onActivityResultInternal(int requestCode, int resultCode, Intent data) {
if (!isValidRequestCode(requestCode)) {
return;
}
if (resultCode != Activity.RESULT_OK) {
establishInitialState();
return;
}
Intent intent = null;
// If returning from a Keyguard request, try to show an account confirmation request if
// applciable.
if (CREDENTIAL_CONFIRM_REQUEST != requestCode
&& (intent = getAccountConfirmationIntent()) != null) {
showAccountCredentialConfirmation(intent);
} else {
showFinalConfirmation();
}
}
@VisibleForTesting
void showFinalConfirmation() {
final Bundle args = new Bundle();
args.putBoolean(ERASE_EXTERNAL_EXTRA, mExternalStorage.isChecked());
args.putBoolean(ERASE_ESIMS_EXTRA, mEsimStorage.isChecked());
new SubSettingLauncher(getContext())
.setDestination(MasterClearConfirm.class.getName())
.setArguments(args)
.setTitleRes(R.string.master_clear_confirm_title)
.setSourceMetricsCategory(getMetricsCategory())
.launch();
}
@VisibleForTesting
void showAccountCredentialConfirmation(Intent intent) {
startActivityForResult(intent, CREDENTIAL_CONFIRM_REQUEST);
}
@VisibleForTesting
Intent getAccountConfirmationIntent() {
final Context context = getActivity();
final String accountType = context.getString(R.string.account_type);
final String packageName = context.getString(R.string.account_confirmation_package);
final String className = context.getString(R.string.account_confirmation_class);
if (TextUtils.isEmpty(accountType)
|| TextUtils.isEmpty(packageName)
|| TextUtils.isEmpty(className)) {
Log.i(TAG, "Resources not set for account confirmation.");
return null;
}
final AccountManager am = AccountManager.get(context);
Account[] accounts = am.getAccountsByType(accountType);
if (accounts != null && accounts.length > 0) {
final Intent requestAccountConfirmation = new Intent()
.setPackage(packageName)
.setComponent(new ComponentName(packageName, className));
// Check to make sure that the intent is supported.
final PackageManager pm = context.getPackageManager();
final ResolveInfo resolution = pm.resolveActivity(requestAccountConfirmation, 0);
if (resolution != null
&& resolution.activityInfo != null
&& packageName.equals(resolution.activityInfo.packageName)) {
// Note that we need to check the packagename to make sure that an Activity resolver
// wasn't returned.
return requestAccountConfirmation;
} else {
Log.i(TAG, "Unable to resolve Activity: " + packageName + "/" + className);
}
} else {
Log.d(TAG, "No " + accountType + " accounts installed!");
}
return null;
}
/**
* If the user clicks to begin the reset sequence, we next require a
* keyguard confirmation if the user has currently enabled one. If there
* is no keyguard available, we simply go to the final confirmation prompt.
*
* If the user is in demo mode, route to the demo mode app for confirmation.
*/
@VisibleForTesting
protected final Button.OnClickListener mInitiateListener = new Button.OnClickListener() {
public void onClick(View view) {
final Context context = view.getContext();
if (Utils.isDemoUser(context)) {
final ComponentName componentName = Utils.getDeviceOwnerComponent(context);
if (componentName != null) {
final Intent requestFactoryReset = new Intent()
.setPackage(componentName.getPackageName())
.setAction(Intent.ACTION_FACTORY_RESET);
context.startActivity(requestFactoryReset);
}
return;
}
if (runKeyguardConfirmation(KEYGUARD_REQUEST)) {
return;
}
Intent intent = getAccountConfirmationIntent();
if (intent != null) {
showAccountCredentialConfirmation(intent);
} else {
showFinalConfirmation();
}
}
};
/**
* In its initial state, the activity presents a button for the user to
* click in order to initiate a confirmation sequence. This method is
* called from various other points in the code to reset the activity to
* this base state.
*
* <p>Reinflating views from resources is expensive and prevents us from
* caching widget pointers, so we use a single-inflate pattern: we lazy-
* inflate each view, caching all of the widget pointers we'll need at the
* time, then simply reuse the inflated views directly whenever we need
* to change contents.
*/
@VisibleForTesting
void establishInitialState() {
setUpActionBarAndTitle();
setUpInitiateButton();
mExternalStorageContainer = mContentView.findViewById(R.id.erase_external_container);
mExternalStorage = mContentView.findViewById(R.id.erase_external);
mEsimStorageContainer = mContentView.findViewById(R.id.erase_esim_container);
mEsimStorage = mContentView.findViewById(R.id.erase_esim);
if (mScrollView != null) {
mScrollView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
}
mScrollView = mContentView.findViewById(R.id.master_clear_scrollview);
/*
* If the external storage is emulated, it will be erased with a factory
* reset at any rate. There is no need to have a separate option until
* we have a factory reset that only erases some directories and not
* others. Likewise, if it's non-removable storage, it could potentially have been
* encrypted, and will also need to be wiped.
*/
boolean isExtStorageEmulated = Environment.isExternalStorageEmulated();
if (isExtStorageEmulated
|| (!Environment.isExternalStorageRemovable() && isExtStorageEncrypted())) {
mExternalStorageContainer.setVisibility(View.GONE);
final View externalOption = mContentView.findViewById(R.id.erase_external_option_text);
externalOption.setVisibility(View.GONE);
final View externalAlsoErased = mContentView.findViewById(R.id.also_erases_external);
externalAlsoErased.setVisibility(View.VISIBLE);
// If it's not emulated, it is on a separate partition but it means we're doing
// a force wipe due to encryption.
mExternalStorage.setChecked(!isExtStorageEmulated);
} else {
mExternalStorageContainer.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mExternalStorage.toggle();
}
});
}
if (showWipeEuicc()) {
if (showWipeEuiccCheckbox()) {
TextView title = mContentView.findViewById(R.id.erase_esim_title);
title.setText(R.string.erase_esim_storage);
mEsimStorageContainer.setVisibility(View.VISIBLE);
mEsimStorageContainer.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mEsimStorage.toggle();
}
});
} else {
final View esimAlsoErased = mContentView.findViewById(R.id.also_erases_esim);
esimAlsoErased.setVisibility(View.VISIBLE);
final View noCancelMobilePlan = mContentView.findViewById(
R.id.no_cancel_mobile_plan);
noCancelMobilePlan.setVisibility(View.VISIBLE);
mEsimStorage.setChecked(true /* checked */);
}
}
final UserManager um = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);
loadAccountList(um);
final StringBuffer contentDescription = new StringBuffer();
final View masterClearContainer = mContentView.findViewById(R.id.master_clear_container);
getContentDescription(masterClearContainer, contentDescription);
masterClearContainer.setContentDescription(contentDescription);
// Set the status of initiateButton based on scrollview
mScrollView.setOnScrollChangeListener(new OnScrollChangeListener() {
@Override
public void onScrollChange(View v, int scrollX, int scrollY, int oldScrollX,
int oldScrollY) {
if (v instanceof ScrollView && hasReachedBottom((ScrollView) v)) {
mInitiateButton.setEnabled(true);
mScrollView.setOnScrollChangeListener(null);
}
}
});
// Set the initial state of the initiateButton
mScrollView.getViewTreeObserver().addOnGlobalLayoutListener(this);
}
/**
* Whether to show strings indicating that the eUICC will be wiped.
*
* <p>We show the strings on any device which supports eUICC as long as the eUICC was ever
* provisioned (that is, at least one profile was ever downloaded onto it).
*/
@VisibleForTesting
boolean showWipeEuicc() {
Context context = getContext();
if (!isEuiccEnabled(context)) {
return false;
}
ContentResolver cr = context.getContentResolver();
return Settings.Global.getInt(cr, Settings.Global.EUICC_PROVISIONED, 0) != 0
|| Settings.Global.getInt(
cr, Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 0) != 0;
}
@VisibleForTesting
boolean showWipeEuiccCheckbox() {
return SystemProperties
.getBoolean(KEY_SHOW_ESIM_RESET_CHECKBOX, false /* def */);
}
@VisibleForTesting
protected boolean isEuiccEnabled(Context context) {
EuiccManager euiccManager = (EuiccManager) context.getSystemService(Context.EUICC_SERVICE);
return euiccManager.isEnabled();
}
@VisibleForTesting
boolean hasReachedBottom(final ScrollView scrollView) {
if (scrollView.getChildCount() < 1) {
return true;
}
final View view = scrollView.getChildAt(0);
final int diff = view.getBottom() - (scrollView.getHeight() + scrollView.getScrollY());
return diff <= 0;
}
private void setUpInitiateButton() {
if (mInitiateButton != null) {
return;
}
final TemplateLayout layout = mContentView.findViewById(R.id.setup_wizard_layout);
final ButtonFooterMixin buttonFooterMixin = layout.getMixin(ButtonFooterMixin.class);
buttonFooterMixin.removeAllViews();
buttonFooterMixin.addSpace();
buttonFooterMixin.addSpace();
mInitiateButton = buttonFooterMixin.addButton(R.string.master_clear_button_text,
R.style.SuwGlifButton_Primary);
mInitiateButton.setOnClickListener(mInitiateListener);
}
private void getContentDescription(View v, StringBuffer description) {
if (v.getVisibility() != View.VISIBLE) {
return;
}
if (v instanceof ViewGroup) {
ViewGroup vGroup = (ViewGroup) v;
for (int i = 0; i < vGroup.getChildCount(); i++) {
View nextChild = vGroup.getChildAt(i);
getContentDescription(nextChild, description);
}
} else if (v instanceof TextView) {
TextView vText = (TextView) v;
description.append(vText.getText());
description.append(","); // Allow Talkback to pause between sections.
}
}
private boolean isExtStorageEncrypted() {
String state = SystemProperties.get("vold.decrypt");
return !"".equals(state);
}
private void loadAccountList(final UserManager um) {
View accountsLabel = mContentView.findViewById(R.id.accounts_label);
LinearLayout contents = (LinearLayout) mContentView.findViewById(R.id.accounts);
contents.removeAllViews();
Context context = getActivity();
final List<UserInfo> profiles = um.getProfiles(UserHandle.myUserId());
final int profilesSize = profiles.size();
AccountManager mgr = AccountManager.get(context);
LayoutInflater inflater = (LayoutInflater) context.getSystemService(
Context.LAYOUT_INFLATER_SERVICE);
int accountsCount = 0;
for (int profileIndex = 0; profileIndex < profilesSize; profileIndex++) {
final UserInfo userInfo = profiles.get(profileIndex);
final int profileId = userInfo.id;
final UserHandle userHandle = new UserHandle(profileId);
Account[] accounts = mgr.getAccountsAsUser(profileId);
final int N = accounts.length;
if (N == 0) {
continue;
}
accountsCount += N;
AuthenticatorDescription[] descs = AccountManager.get(context)
.getAuthenticatorTypesAsUser(profileId);
final int M = descs.length;
if (profilesSize > 1) {
View titleView = Utils.inflateCategoryHeader(inflater, contents);
final TextView titleText = (TextView) titleView.findViewById(android.R.id.title);
titleText.setText(userInfo.isManagedProfile() ? R.string.category_work
: R.string.category_personal);
contents.addView(titleView);
}
for (int i = 0; i < N; i++) {
Account account = accounts[i];
AuthenticatorDescription desc = null;
for (int j = 0; j < M; j++) {
if (account.type.equals(descs[j].type)) {
desc = descs[j];
break;
}
}
if (desc == null) {
Log.w(TAG, "No descriptor for account name=" + account.name
+ " type=" + account.type);
continue;
}
Drawable icon = null;
try {
if (desc.iconId != 0) {
Context authContext = context.createPackageContextAsUser(desc.packageName,
0, userHandle);
icon = context.getPackageManager().getUserBadgedIcon(
authContext.getDrawable(desc.iconId), userHandle);
}
} catch (PackageManager.NameNotFoundException e) {
Log.w(TAG, "Bad package name for account type " + desc.type);
} catch (Resources.NotFoundException e) {
Log.w(TAG, "Invalid icon id for account type " + desc.type, e);
}
if (icon == null) {
icon = context.getPackageManager().getDefaultActivityIcon();
}
View child = inflater.inflate(R.layout.master_clear_account, contents, false);
((ImageView) child.findViewById(android.R.id.icon)).setImageDrawable(icon);
((TextView) child.findViewById(android.R.id.title)).setText(account.name);
contents.addView(child);
}
}
if (accountsCount > 0) {
accountsLabel.setVisibility(View.VISIBLE);
contents.setVisibility(View.VISIBLE);
}
// Checking for all other users and their profiles if any.
View otherUsers = mContentView.findViewById(R.id.other_users_present);
final boolean hasOtherUsers = (um.getUserCount() - profilesSize) > 0;
otherUsers.setVisibility(hasOtherUsers ? View.VISIBLE : View.GONE);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
final Context context = getContext();
final EnforcedAdmin admin = RestrictedLockUtilsInternal.checkIfRestrictionEnforced(context,
UserManager.DISALLOW_FACTORY_RESET, UserHandle.myUserId());
final UserManager um = UserManager.get(context);
final boolean disallow = !um.isAdminUser() || RestrictedLockUtilsInternal
.hasBaseUserRestriction(context, UserManager.DISALLOW_FACTORY_RESET,
UserHandle.myUserId());
if (disallow && !Utils.isDemoUser(context)) {
return inflater.inflate(R.layout.master_clear_disallowed_screen, null);
} else if (admin != null) {
new ActionDisabledByAdminDialogHelper(getActivity())
.prepareDialogBuilder(UserManager.DISALLOW_FACTORY_RESET, admin)
.setOnDismissListener(__ -> getActivity().finish())
.show();
return new View(getContext());
}
mContentView = inflater.inflate(R.layout.master_clear, null);
establishInitialState();
return mContentView;
}
@Override
public int getMetricsCategory() {
return MetricsEvent.MASTER_CLEAR;
}
}