blob: 7dd5fe40e42916a833758db4fe41416de800ed10 [file] [log] [blame]
/*
* Copyright (C) 2014 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.settings.applications.appinfo.AppButtonsPreferenceController.KEY_REMOVE_TASK_WHEN_FINISHING;
import android.app.ActionBar;
import android.app.ActivityManager;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.content.pm.ActivityInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.res.Resources.Theme;
import android.graphics.drawable.Icon;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.UserHandle;
import android.os.UserManager;
import android.text.TextUtils;
import android.util.FeatureFlagUtils;
import android.util.Log;
import android.view.View;
import android.view.Window;
import android.widget.Button;
import androidx.annotation.Nullable;
import androidx.annotation.VisibleForTesting;
import androidx.fragment.app.Fragment;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentTransaction;
import androidx.localbroadcastmanager.content.LocalBroadcastManager;
import androidx.preference.Preference;
import androidx.preference.PreferenceFragmentCompat;
import androidx.preference.PreferenceManager;
import com.android.internal.util.ArrayUtils;
import com.android.settings.Settings.WifiSettingsActivity;
import com.android.settings.applications.manageapplications.ManageApplications;
import com.android.settings.core.FeatureFlags;
import com.android.settings.core.OnActivityResultListener;
import com.android.settings.core.SettingsBaseActivity;
import com.android.settings.core.SubSettingLauncher;
import com.android.settings.core.gateway.SettingsGateway;
import com.android.settings.dashboard.DashboardFeatureProvider;
import com.android.settings.homepage.TopLevelSettings;
import com.android.settings.overlay.FeatureFactory;
import com.android.settings.wfd.WifiDisplaySettings;
import com.android.settings.widget.SettingsMainSwitchBar;
import com.android.settingslib.core.instrumentation.Instrumentable;
import com.android.settingslib.core.instrumentation.SharedPreferencesLogger;
import com.android.settingslib.development.DevelopmentSettingsEnabler;
import com.android.settingslib.drawer.DashboardCategory;
import com.google.android.material.transition.platform.MaterialSharedAxis;
import com.google.android.setupcompat.util.WizardManagerHelper;
import java.util.ArrayList;
import java.util.List;
public class SettingsActivity extends SettingsBaseActivity
implements PreferenceManager.OnPreferenceTreeClickListener,
PreferenceFragmentCompat.OnPreferenceStartFragmentCallback,
ButtonBarHandler, FragmentManager.OnBackStackChangedListener {
private static final String LOG_TAG = "SettingsActivity";
// Constants for state save/restore
private static final String SAVE_KEY_CATEGORIES = ":settings:categories";
/**
* When starting this activity, the invoking Intent can contain this extra
* string to specify which fragment should be initially displayed.
* <p/>Starting from Key Lime Pie, when this argument is passed in, the activity
* will call isValidFragment() to confirm that the fragment class name is valid for this
* activity.
*/
public static final String EXTRA_SHOW_FRAGMENT = ":settings:show_fragment";
/**
* When starting this activity and using {@link #EXTRA_SHOW_FRAGMENT},
* this extra can also be specified to supply a Bundle of arguments to pass
* to that fragment when it is instantiated during the initial creation
* of the activity.
*/
public static final String EXTRA_SHOW_FRAGMENT_ARGUMENTS = ":settings:show_fragment_args";
/**
* Fragment "key" argument passed thru {@link #EXTRA_SHOW_FRAGMENT_ARGUMENTS}
*/
public static final String EXTRA_FRAGMENT_ARG_KEY = ":settings:fragment_args_key";
// extras that allow any preference activity to be launched as part of a wizard
// show Back and Next buttons? takes boolean parameter
// Back will then return RESULT_CANCELED and Next RESULT_OK
protected static final String EXTRA_PREFS_SHOW_BUTTON_BAR = "extra_prefs_show_button_bar";
// add a Skip button?
private static final String EXTRA_PREFS_SHOW_SKIP = "extra_prefs_show_skip";
// specify custom text for the Back or Next buttons, or cause a button to not appear
// at all by setting it to null
protected static final String EXTRA_PREFS_SET_NEXT_TEXT = "extra_prefs_set_next_text";
protected static final String EXTRA_PREFS_SET_BACK_TEXT = "extra_prefs_set_back_text";
/**
* When starting this activity and using {@link #EXTRA_SHOW_FRAGMENT},
* those extra can also be specify to supply the title or title res id to be shown for
* that fragment.
*/
public static final String EXTRA_SHOW_FRAGMENT_TITLE = ":settings:show_fragment_title";
/**
* The package name used to resolve the title resource id.
*/
public static final String EXTRA_SHOW_FRAGMENT_TITLE_RES_PACKAGE_NAME =
":settings:show_fragment_title_res_package_name";
public static final String EXTRA_SHOW_FRAGMENT_TITLE_RESID =
":settings:show_fragment_title_resid";
public static final String EXTRA_SHOW_FRAGMENT_AS_SUBSETTING =
":settings:show_fragment_as_subsetting";
/**
* Personal or Work profile tab of {@link ProfileSelectFragment}
* <p>0: Personal tab.
* <p>1: Work profile tab.
*/
public static final String EXTRA_SHOW_FRAGMENT_TAB =
":settings:show_fragment_tab";
public static final String META_DATA_KEY_FRAGMENT_CLASS =
"com.android.settings.FRAGMENT_CLASS";
private static final String EXTRA_UI_OPTIONS = "settings:ui_options";
private String mFragmentClass;
private CharSequence mInitialTitle;
private int mInitialTitleResId;
private BroadcastReceiver mDevelopmentSettingsListener;
private boolean mBatteryPresent = true;
private BroadcastReceiver mBatteryInfoReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
if (Intent.ACTION_BATTERY_CHANGED.equals(action)) {
boolean batteryPresent = Utils.isBatteryPresent(intent);
if (mBatteryPresent != batteryPresent) {
mBatteryPresent = batteryPresent;
updateTilesList();
}
}
}
};
private SettingsMainSwitchBar mMainSwitch;
private Button mNextButton;
// Categories
private ArrayList<DashboardCategory> mCategories = new ArrayList<>();
private DashboardFeatureProvider mDashboardFeatureProvider;
public SettingsMainSwitchBar getSwitchBar() {
return mMainSwitch;
}
@Override
public boolean onPreferenceStartFragment(PreferenceFragmentCompat caller, Preference pref) {
new SubSettingLauncher(this)
.setDestination(pref.getFragment())
.setArguments(pref.getExtras())
.setSourceMetricsCategory(caller instanceof Instrumentable
? ((Instrumentable) caller).getMetricsCategory()
: Instrumentable.METRICS_CATEGORY_UNKNOWN)
.setTitleRes(-1)
.launch();
return true;
}
@Override
public boolean onPreferenceTreeClick(Preference preference) {
return false;
}
@Override
public SharedPreferences getSharedPreferences(String name, int mode) {
if (name.equals(getPackageName() + "_preferences")) {
return new SharedPreferencesLogger(this, getMetricsTag(),
FeatureFactory.getFactory(this).getMetricsFeatureProvider());
}
return super.getSharedPreferences(name, mode);
}
private String getMetricsTag() {
String tag = null;
if (getIntent() != null && getIntent().hasExtra(EXTRA_SHOW_FRAGMENT)) {
tag = getInitialFragmentName(getIntent());
}
if (TextUtils.isEmpty(tag)) {
Log.w(LOG_TAG, "MetricsTag is invalid " + tag);
tag = getClass().getName();
}
if (tag.startsWith("com.android.settings.")) {
tag = tag.replace("com.android.settings.", "");
}
return tag;
}
@Override
protected void onCreate(Bundle savedState) {
super.onCreate(savedState);
Log.d(LOG_TAG, "Starting onCreate");
long startTime = System.currentTimeMillis();
final FeatureFactory factory = FeatureFactory.getFactory(this);
mDashboardFeatureProvider = factory.getDashboardFeatureProvider(this);
// Should happen before any call to getIntent()
getMetaData();
final Intent intent = getIntent();
if (intent.hasExtra(EXTRA_UI_OPTIONS)) {
getWindow().setUiOptions(intent.getIntExtra(EXTRA_UI_OPTIONS, 0));
}
// Getting Intent properties can only be done after the super.onCreate(...)
final String initialFragmentName = getInitialFragmentName(intent);
// This is a "Sub Settings" when:
// - this is a real SubSettings
// - or :settings:show_fragment_as_subsetting is passed to the Intent
final boolean isSubSettings = this instanceof SubSettings ||
intent.getBooleanExtra(EXTRA_SHOW_FRAGMENT_AS_SUBSETTING, false);
// If this is a sub settings, then apply the SubSettings Theme for the ActionBar content
// insets.
// If this is in setup flow, don't apply theme. Because light theme needs to be applied
// in SettingsBaseActivity#onCreate().
if (isSubSettings && !WizardManagerHelper.isAnySetupWizard(getIntent())) {
setTheme(R.style.Theme_SubSettings);
}
setContentView(R.layout.settings_main_prefs);
getSupportFragmentManager().addOnBackStackChangedListener(this);
if (savedState != null) {
// We are restarting from a previous saved state; used that to initialize, instead
// of starting fresh.
setTitleFromIntent(intent);
ArrayList<DashboardCategory> categories =
savedState.getParcelableArrayList(SAVE_KEY_CATEGORIES);
if (categories != null) {
mCategories.clear();
mCategories.addAll(categories);
setTitleFromBackStack();
}
} else {
launchSettingFragment(initialFragmentName, intent);
}
final boolean isInSetupWizard = WizardManagerHelper.isAnySetupWizard(getIntent());
final ActionBar actionBar = getActionBar();
if (actionBar != null) {
actionBar.setDisplayHomeAsUpEnabled(!isInSetupWizard);
actionBar.setHomeButtonEnabled(!isInSetupWizard);
actionBar.setDisplayShowTitleEnabled(true);
}
mMainSwitch = findViewById(R.id.switch_bar);
if (mMainSwitch != null) {
mMainSwitch.setMetricsTag(getMetricsTag());
mMainSwitch.setTranslationZ(findViewById(R.id.main_content).getTranslationZ() + 1);
}
// see if we should show Back/Next buttons
if (intent.getBooleanExtra(EXTRA_PREFS_SHOW_BUTTON_BAR, false)) {
View buttonBar = findViewById(R.id.button_bar);
if (buttonBar != null) {
buttonBar.setVisibility(View.VISIBLE);
Button backButton = findViewById(R.id.back_button);
backButton.setOnClickListener(v -> {
setResult(RESULT_CANCELED, null);
finish();
});
Button skipButton = findViewById(R.id.skip_button);
skipButton.setOnClickListener(v -> {
setResult(RESULT_OK, null);
finish();
});
mNextButton = findViewById(R.id.next_button);
mNextButton.setOnClickListener(v -> {
setResult(RESULT_OK, null);
finish();
});
// set our various button parameters
if (intent.hasExtra(EXTRA_PREFS_SET_NEXT_TEXT)) {
String buttonText = intent.getStringExtra(EXTRA_PREFS_SET_NEXT_TEXT);
if (TextUtils.isEmpty(buttonText)) {
mNextButton.setVisibility(View.GONE);
} else {
mNextButton.setText(buttonText);
}
}
if (intent.hasExtra(EXTRA_PREFS_SET_BACK_TEXT)) {
String buttonText = intent.getStringExtra(EXTRA_PREFS_SET_BACK_TEXT);
if (TextUtils.isEmpty(buttonText)) {
backButton.setVisibility(View.GONE);
} else {
backButton.setText(buttonText);
}
}
if (intent.getBooleanExtra(EXTRA_PREFS_SHOW_SKIP, false)) {
skipButton.setVisibility(View.VISIBLE);
}
}
}
if (DEBUG_TIMING) {
Log.d(LOG_TAG, "onCreate took " + (System.currentTimeMillis() - startTime) + " ms");
}
}
/** Returns the initial fragment name that the activity will launch. */
@VisibleForTesting
public String getInitialFragmentName(Intent intent) {
return intent.getStringExtra(EXTRA_SHOW_FRAGMENT);
}
@Override
protected void onApplyThemeResource(Theme theme, int resid, boolean first) {
theme.applyStyle(R.style.SetupWizardPartnerResource, true);
super.onApplyThemeResource(theme, resid, first);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
super.onActivityResult(requestCode, resultCode, data);
final List<Fragment> fragments = getSupportFragmentManager().getFragments();
if (fragments != null) {
for (Fragment fragment : fragments) {
if (fragment instanceof OnActivityResultListener) {
fragment.onActivityResult(requestCode, resultCode, data);
}
}
}
}
@VisibleForTesting
void launchSettingFragment(String initialFragmentName, Intent intent) {
if (initialFragmentName != null) {
setTitleFromIntent(intent);
Bundle initialArguments = intent.getBundleExtra(EXTRA_SHOW_FRAGMENT_ARGUMENTS);
switchToFragment(initialFragmentName, initialArguments, true,
mInitialTitleResId, mInitialTitle);
} else {
// Show search icon as up affordance if we are displaying the main Dashboard
mInitialTitleResId = R.string.dashboard_title;
switchToFragment(TopLevelSettings.class.getName(), null /* args */, false,
mInitialTitleResId, mInitialTitle);
}
}
private void setTitleFromIntent(Intent intent) {
Log.d(LOG_TAG, "Starting to set activity title");
final int initialTitleResId = intent.getIntExtra(EXTRA_SHOW_FRAGMENT_TITLE_RESID, -1);
if (initialTitleResId > 0) {
mInitialTitle = null;
mInitialTitleResId = initialTitleResId;
final String initialTitleResPackageName = intent.getStringExtra(
EXTRA_SHOW_FRAGMENT_TITLE_RES_PACKAGE_NAME);
if (initialTitleResPackageName != null) {
try {
Context authContext = createPackageContextAsUser(initialTitleResPackageName,
0 /* flags */, new UserHandle(UserHandle.myUserId()));
mInitialTitle = authContext.getResources().getText(mInitialTitleResId);
setTitle(mInitialTitle);
mInitialTitleResId = -1;
return;
} catch (NameNotFoundException e) {
Log.w(LOG_TAG, "Could not find package" + initialTitleResPackageName);
}
} else {
setTitle(mInitialTitleResId);
}
} else {
mInitialTitleResId = -1;
final String initialTitle = intent.getStringExtra(EXTRA_SHOW_FRAGMENT_TITLE);
mInitialTitle = (initialTitle != null) ? initialTitle : getTitle();
setTitle(mInitialTitle);
}
Log.d(LOG_TAG, "Done setting title");
}
@Override
public void onBackStackChanged() {
setTitleFromBackStack();
}
private void setTitleFromBackStack() {
final int count = getSupportFragmentManager().getBackStackEntryCount();
if (count == 0) {
if (mInitialTitleResId > 0) {
setTitle(mInitialTitleResId);
} else {
setTitle(mInitialTitle);
}
return;
}
FragmentManager.BackStackEntry bse = getSupportFragmentManager().
getBackStackEntryAt(count - 1);
setTitleFromBackStackEntry(bse);
}
private void setTitleFromBackStackEntry(FragmentManager.BackStackEntry bse) {
final CharSequence title;
final int titleRes = bse.getBreadCrumbTitleRes();
if (titleRes > 0) {
title = getText(titleRes);
} else {
title = bse.getBreadCrumbTitle();
}
if (title != null) {
setTitle(title);
}
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
saveState(outState);
}
/**
* For testing purposes to avoid crashes from final variables in Activity's onSaveInstantState.
*/
@VisibleForTesting
void saveState(Bundle outState) {
if (mCategories.size() > 0) {
outState.putParcelableArrayList(SAVE_KEY_CATEGORIES, mCategories);
}
}
@Override
protected void onResume() {
super.onResume();
mDevelopmentSettingsListener = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
updateTilesList();
}
};
LocalBroadcastManager.getInstance(this).registerReceiver(mDevelopmentSettingsListener,
new IntentFilter(DevelopmentSettingsEnabler.DEVELOPMENT_SETTINGS_CHANGED_ACTION));
registerReceiver(mBatteryInfoReceiver, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
updateTilesList();
}
@Override
protected void onPause() {
super.onPause();
LocalBroadcastManager.getInstance(this).unregisterReceiver(mDevelopmentSettingsListener);
mDevelopmentSettingsListener = null;
unregisterReceiver(mBatteryInfoReceiver);
}
@Override
public void setTaskDescription(ActivityManager.TaskDescription taskDescription) {
taskDescription.setIcon(Icon.createWithResource(this, R.drawable.ic_launcher_settings));
super.setTaskDescription(taskDescription);
}
protected boolean isValidFragment(String fragmentName) {
// Almost all fragments are wrapped in this,
// except for a few that have their own activities.
for (int i = 0; i < SettingsGateway.ENTRY_FRAGMENTS.length; i++) {
if (SettingsGateway.ENTRY_FRAGMENTS[i].equals(fragmentName)) return true;
}
return false;
}
@Override
public Intent getIntent() {
Intent superIntent = super.getIntent();
String startingFragment = getStartingFragmentClass(superIntent);
// This is called from super.onCreate, isMultiPane() is not yet reliable
// Do not use onIsHidingHeaders either, which relies itself on this method
if (startingFragment != null) {
Intent modIntent = new Intent(superIntent);
modIntent.putExtra(EXTRA_SHOW_FRAGMENT, startingFragment);
Bundle args = superIntent.getBundleExtra(EXTRA_SHOW_FRAGMENT_ARGUMENTS);
if (args != null) {
args = new Bundle(args);
} else {
args = new Bundle();
}
args.putParcelable("intent", superIntent);
modIntent.putExtra(EXTRA_SHOW_FRAGMENT_ARGUMENTS, args);
return modIntent;
}
return superIntent;
}
/**
* Checks if the component name in the intent is different from the Settings class and
* returns the class name to load as a fragment.
*/
private String getStartingFragmentClass(Intent intent) {
if (mFragmentClass != null) return mFragmentClass;
String intentClass = intent.getComponent().getClassName();
if (intentClass.equals(getClass().getName())) return null;
if ("com.android.settings.RunningServices".equals(intentClass)
|| "com.android.settings.applications.StorageUse".equals(intentClass)) {
// Old names of manage apps.
intentClass = ManageApplications.class.getName();
}
return intentClass;
}
/**
* Called by a preference panel fragment to finish itself.
*
* @param resultCode Optional result code to send back to the original
* launching fragment.
* @param resultData Optional result data to send back to the original
* launching fragment.
*/
public void finishPreferencePanel(int resultCode, Intent resultData) {
setResult(resultCode, resultData);
if (resultData != null &&
resultData.getBooleanExtra(KEY_REMOVE_TASK_WHEN_FINISHING, false)) {
finishAndRemoveTask();
} else {
finish();
}
}
/**
* Switch to a specific Fragment with taking care of validation, Title and BackStack
*/
private Fragment switchToFragment(String fragmentName, Bundle args, boolean validate,
int titleResId, CharSequence title) {
Log.d(LOG_TAG, "Switching to fragment " + fragmentName);
if (validate && !isValidFragment(fragmentName)) {
throw new IllegalArgumentException("Invalid fragment for this activity: "
+ fragmentName);
}
Fragment f = Utils.getTargetFragment(this, fragmentName, args);
FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
transaction.replace(R.id.main_content, f);
if (titleResId > 0) {
transaction.setBreadCrumbTitle(titleResId);
} else if (title != null) {
transaction.setBreadCrumbTitle(title);
}
transaction.commitAllowingStateLoss();
getSupportFragmentManager().executePendingTransactions();
Log.d(LOG_TAG, "Executed frag manager pendingTransactions");
return f;
}
private void updateTilesList() {
// Generally the items that are will be changing from these updates will
// not be in the top list of tiles, so run it in the background and the
// SettingsBaseActivity will pick up on the updates automatically.
AsyncTask.execute(() -> doUpdateTilesList());
}
private void doUpdateTilesList() {
PackageManager pm = getPackageManager();
final UserManager um = UserManager.get(this);
final boolean isAdmin = um.isAdminUser();
boolean somethingChanged = false;
final String packageName = getPackageName();
final StringBuilder changedList = new StringBuilder();
somethingChanged = setTileEnabled(changedList,
new ComponentName(packageName, WifiSettingsActivity.class.getName()),
pm.hasSystemFeature(PackageManager.FEATURE_WIFI), isAdmin) || somethingChanged;
somethingChanged = setTileEnabled(changedList, new ComponentName(packageName,
Settings.BluetoothSettingsActivity.class.getName()),
pm.hasSystemFeature(PackageManager.FEATURE_BLUETOOTH), isAdmin)
|| somethingChanged;
// Enable DataUsageSummaryActivity if the data plan feature flag is turned on otherwise
// enable DataPlanUsageSummaryActivity.
somethingChanged = setTileEnabled(changedList,
new ComponentName(packageName, Settings.DataUsageSummaryActivity.class.getName()),
Utils.isBandwidthControlEnabled() /* enabled */,
isAdmin) || somethingChanged;
somethingChanged = setTileEnabled(changedList,
new ComponentName(packageName,
Settings.ConnectedDeviceDashboardActivity.class.getName()),
!UserManager.isDeviceInDemoMode(this) /* enabled */,
isAdmin) || somethingChanged;
somethingChanged = setTileEnabled(changedList, new ComponentName(packageName,
Settings.PowerUsageSummaryActivity.class.getName()),
mBatteryPresent, isAdmin) || somethingChanged;
somethingChanged = setTileEnabled(changedList, new ComponentName(packageName,
Settings.DataUsageSummaryActivity.class.getName()),
Utils.isBandwidthControlEnabled(), isAdmin)
|| somethingChanged;
somethingChanged = setTileEnabled(changedList, new ComponentName(packageName,
Settings.UserSettingsActivity.class.getName()),
UserHandle.MU_ENABLED && UserManager.supportsMultipleUsers()
&& !Utils.isMonkeyRunning(), isAdmin)
|| somethingChanged;
final boolean showDev = DevelopmentSettingsEnabler.isDevelopmentSettingsEnabled(this)
&& !Utils.isMonkeyRunning();
somethingChanged = setTileEnabled(changedList, new ComponentName(packageName,
Settings.DevelopmentSettingsDashboardActivity.class.getName()),
showDev, isAdmin)
|| somethingChanged;
somethingChanged = setTileEnabled(changedList, new ComponentName(packageName,
Settings.WifiDisplaySettingsActivity.class.getName()),
WifiDisplaySettings.isAvailable(this), isAdmin)
|| somethingChanged;
if (UserHandle.MU_ENABLED && !isAdmin) {
// When on restricted users, disable all extra categories (but only the settings ones).
final List<DashboardCategory> categories = mDashboardFeatureProvider.getAllCategories();
synchronized (categories) {
for (DashboardCategory category : categories) {
final int tileCount = category.getTilesCount();
for (int i = 0; i < tileCount; i++) {
final ComponentName component = category.getTile(i)
.getIntent().getComponent();
final String name = component.getClassName();
final boolean isEnabledForRestricted = ArrayUtils.contains(
SettingsGateway.SETTINGS_FOR_RESTRICTED, name);
if (packageName.equals(component.getPackageName())
&& !isEnabledForRestricted) {
somethingChanged =
setTileEnabled(changedList, component, false, isAdmin)
|| somethingChanged;
}
}
}
}
}
// Final step, refresh categories.
if (somethingChanged) {
Log.d(LOG_TAG, "Enabled state changed for some tiles, reloading all categories "
+ changedList.toString());
updateCategories();
} else {
Log.d(LOG_TAG, "No enabled state changed, skipping updateCategory call");
}
}
/**
* @return whether or not the enabled state actually changed.
*/
private boolean setTileEnabled(StringBuilder changedList, ComponentName component,
boolean enabled, boolean isAdmin) {
if (UserHandle.MU_ENABLED && !isAdmin && getPackageName().equals(component.getPackageName())
&& !ArrayUtils.contains(SettingsGateway.SETTINGS_FOR_RESTRICTED,
component.getClassName())) {
enabled = false;
}
boolean changed = setTileEnabled(component, enabled);
if (changed) {
changedList.append(component.toShortString()).append(",");
}
return changed;
}
private void getMetaData() {
try {
ActivityInfo ai = getPackageManager().getActivityInfo(getComponentName(),
PackageManager.GET_META_DATA);
if (ai == null || ai.metaData == null) return;
mFragmentClass = ai.metaData.getString(META_DATA_KEY_FRAGMENT_CLASS);
} catch (NameNotFoundException nnfe) {
// No recovery
Log.d(LOG_TAG, "Cannot get Metadata for: " + getComponentName().toString());
}
}
// give subclasses access to the Next button
public boolean hasNextButton() {
return mNextButton != null;
}
public Button getNextButton() {
return mNextButton;
}
}