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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package org.chromium.chrome.browser.preferences;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.preference.Preference;
import android.preference.Preference.OnPreferenceClickListener;
import android.preference.PreferenceFragment;
import org.chromium.chrome.R;
import org.chromium.chrome.browser.PasswordUIView;
import org.chromium.chrome.browser.autofill.PersonalDataManager;
import org.chromium.chrome.browser.net.spdyproxy.DataReductionProxySettings;
import org.chromium.chrome.browser.partnercustomizations.HomepageManager;
import org.chromium.chrome.browser.preferences.datareduction.DataReductionPreferences;
import org.chromium.chrome.browser.signin.AccountSigninActivity;
import org.chromium.chrome.browser.signin.SigninAccessPoint;
import org.chromium.chrome.browser.signin.SigninManager;
import org.chromium.chrome.browser.signin.SigninManager.SignInStateObserver;
import org.chromium.chrome.browser.util.FeatureUtilities;
import org.chromium.sync.signin.ChromeSigninController;
/**
* The main settings screen, shown when the user first opens Settings.
*/
public class MainPreferences extends PreferenceFragment implements SignInStateObserver {
public static final String PREF_SIGN_IN = "sign_in";
public static final String PREF_SEARCH_ENGINE = "search_engine";
public static final String PREF_DOCUMENT_MODE = "document_mode";
public static final String PREF_AUTOFILL_SETTINGS = "autofill_settings";
public static final String PREF_SAVED_PASSWORDS = "saved_passwords";
public static final String PREF_HOMEPAGE = "homepage";
public static final String PREF_DATA_REDUCTION = "data_reduction";
public static final String ACCOUNT_PICKER_DIALOG_TAG = "account_picker_dialog_tag";
public static final String EXTRA_SHOW_SEARCH_ENGINE_PICKER = "show_search_engine_picker";
private SignInPreference mSignInPreference;
private ManagedPreferenceDelegate mManagedPreferenceDelegate;
private boolean mShowSearchEnginePicker;
public MainPreferences() {
setHasOptionsMenu(true);
mManagedPreferenceDelegate = createManagedPreferenceDelegate();
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
if (savedInstanceState == null && getArguments() != null
&& getArguments().getBoolean(EXTRA_SHOW_SEARCH_ENGINE_PICKER, false)) {
mShowSearchEnginePicker = true;
}
}
@Override
public void onResume() {
super.onResume();
SigninManager.get(getActivity()).addSignInStateObserver(this);
updatePreferences();
if (mShowSearchEnginePicker) {
mShowSearchEnginePicker = false;
((SearchEnginePreference) findPreference(PREF_SEARCH_ENGINE)).showDialog();
}
}
@Override
public void onPause() {
super.onPause();
SigninManager.get(getActivity()).removeSignInStateObserver(this);
unregisterSignInPref();
}
private void updatePreferences() {
if (getPreferenceScreen() != null) getPreferenceScreen().removeAll();
addPreferencesFromResource(R.xml.main_preferences);
registerSignInPref();
mSignInPreference.setOnPreferenceClickListener(new OnPreferenceClickListener() {
@Override
public boolean onPreferenceClick(Preference preference) {
if (ChromeSigninController.get(getActivity()).isSignedIn()) return false;
if (!SigninManager.get(getActivity()).isSignInAllowed()) {
if (SigninManager.get(getActivity()).isSigninDisabledByPolicy()) {
ManagedPreferencesUtils.showManagedByAdministratorToast(getActivity());
}
return false;
}
mSignInPreference.setEnabled(false);
SigninManager.logSigninStartAccessPoint(SigninAccessPoint.SETTINGS);
startActivity(new Intent(getActivity(), AccountSigninActivity.class));
return true;
}
});
mSignInPreference.setEnabled(true);
Preference documentMode = findPreference(PREF_DOCUMENT_MODE);
if (FeatureUtilities.isDocumentModeEligible(getActivity())) {
setOnOffSummary(documentMode,
!DocumentModeManager.getInstance(getActivity()).isOptedOutOfDocumentMode());
} else {
getPreferenceScreen().removePreference(documentMode);
}
ChromeBasePreference autofillPref =
(ChromeBasePreference) findPreference(PREF_AUTOFILL_SETTINGS);
setOnOffSummary(autofillPref, PersonalDataManager.isAutofillEnabled());
autofillPref.setManagedPreferenceDelegate(mManagedPreferenceDelegate);
ChromeBasePreference passwordsPref =
(ChromeBasePreference) findPreference(PREF_SAVED_PASSWORDS);
if (PasswordUIView.shouldUseSmartLockBranding()) {
passwordsPref.setTitle(getResources().getString(
R.string.prefs_smart_lock_for_passwords));
}
setOnOffSummary(passwordsPref,
PrefServiceBridge.getInstance().isRememberPasswordsEnabled());
passwordsPref.setManagedPreferenceDelegate(mManagedPreferenceDelegate);
Preference homepagePref = findPreference(PREF_HOMEPAGE);
if (HomepageManager.shouldShowHomepageSetting()) {
setOnOffSummary(homepagePref,
HomepageManager.getInstance(getActivity()).getPrefHomepageEnabled());
} else {
getPreferenceScreen().removePreference(homepagePref);
}
ChromeBasePreference dataReduction =
(ChromeBasePreference) findPreference(PREF_DATA_REDUCTION);
if (DataReductionProxySettings.getInstance().isDataReductionProxyAllowed()) {
dataReduction.setSummary(
DataReductionPreferences.generateSummary(getResources()));
dataReduction.setManagedPreferenceDelegate(mManagedPreferenceDelegate);
} else {
getPreferenceScreen().removePreference(dataReduction);
}
}
private void setOnOffSummary(Preference pref, boolean isOn) {
pref.setSummary(getResources().getString(isOn ? R.string.text_on : R.string.text_off));
}
private void registerSignInPref() {
unregisterSignInPref();
mSignInPreference = (SignInPreference) findPreference(PREF_SIGN_IN);
mSignInPreference.registerForUpdates();
}
private void unregisterSignInPref() {
if (mSignInPreference != null) {
mSignInPreference.unregisterForUpdates();
mSignInPreference = null;
}
}
// SignInStateObserver
@Override
public void onSignedIn() {
// After signing in or out of a managed account, preferences may change or become enabled
// or disabled.
new Handler().post(new Runnable() {
@Override
public void run() {
updatePreferences();
}
});
}
@Override
public void onSignedOut() {
updatePreferences();
}
private ManagedPreferenceDelegate createManagedPreferenceDelegate() {
return new ManagedPreferenceDelegate() {
@Override
public boolean isPreferenceControlledByPolicy(Preference preference) {
if (PREF_AUTOFILL_SETTINGS.equals(preference.getKey())) {
return PersonalDataManager.isAutofillManaged();
}
if (PREF_SAVED_PASSWORDS.equals(preference.getKey())) {
return PrefServiceBridge.getInstance().isRememberPasswordsManaged();
}
if (PREF_DATA_REDUCTION.equals(preference.getKey())) {
return DataReductionProxySettings.getInstance().isDataReductionProxyManaged();
}
return false;
}
@Override
public boolean isPreferenceClickDisabledByPolicy(Preference preference) {
if (PREF_AUTOFILL_SETTINGS.equals(preference.getKey())) {
return PersonalDataManager.isAutofillManaged()
&& !PersonalDataManager.isAutofillEnabled();
}
if (PREF_SAVED_PASSWORDS.equals(preference.getKey())) {
PrefServiceBridge prefs = PrefServiceBridge.getInstance();
return prefs.isRememberPasswordsManaged()
&& !prefs.isRememberPasswordsEnabled();
}
if (PREF_DATA_REDUCTION.equals(preference.getKey())) {
DataReductionProxySettings settings = DataReductionProxySettings.getInstance();
return settings.isDataReductionProxyManaged()
&& !settings.isDataReductionProxyEnabled();
}
return super.isPreferenceClickDisabledByPolicy(preference);
}
};
}
}
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