174 lines
6.7 KiB
Java
174 lines
6.7 KiB
Java
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.email.activity.setup;
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import android.content.ContentResolver;
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import android.os.Bundle;
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import android.preference.CheckBoxPreference;
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import android.preference.ListPreference;
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import android.preference.Preference;
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import android.preference.Preference.OnPreferenceChangeListener;
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import android.preference.PreferenceScreen;
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import android.widget.Toast;
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import com.android.email.Preferences;
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import com.android.email.R;
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import com.android.email.provider.EmailProvider;
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public class GeneralPreferences extends EmailPreferenceFragment implements
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OnPreferenceChangeListener {
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private static final String PREFERENCE_KEY_AUTO_ADVANCE = "auto_advance";
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private static final String PREFERENCE_KEY_TEXT_ZOOM = "text_zoom";
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private static final String PREFERENCE_KEY_CONFIRM_DELETE = "confirm_delete";
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private static final String PREFERENCE_KEY_CONFIRM_SEND = "confirm_send";
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private static final String PREFERENCE_KEY_SWIPE_DELETE = "swipe_delete";
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private static final String PREFERENCE_KEY_HIDE_CHECKBOXES = "hide_checkboxes";
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private static final String PREFERENCE_KEY_CLEAR_TRUSTED_SENDERS = "clear_trusted_senders";
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private Preferences mPreferences;
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private ListPreference mAutoAdvance;
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/**
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* TODO: remove this when we've decided for certain that an app setting is unnecessary
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* (b/5287963)
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*/
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@Deprecated
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private ListPreference mTextZoom;
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private CheckBoxPreference mConfirmDelete;
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private CheckBoxPreference mConfirmSend;
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private CheckBoxPreference mHideCheckboxes;
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private CheckBoxPreference mSwipeDelete;
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private boolean mSettingsChanged = false;
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CharSequence[] mSizeSummaries;
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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getPreferenceManager().setSharedPreferencesName(Preferences.PREFERENCES_FILE);
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// Load the preferences from an XML resource
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addPreferencesFromResource(R.xml.general_preferences);
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// Merely hide app pref for font size until we're sure it's unnecessary (b/5287963)
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getPreferenceScreen().removePreference(findPreference(PREFERENCE_KEY_TEXT_ZOOM));
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}
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@Override
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public void onResume() {
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loadSettings();
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mSettingsChanged = false;
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super.onResume();
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}
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@Override
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public void onPause() {
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super.onPause();
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if (mSettingsChanged) {
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// Notify the account list that we have changes
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ContentResolver resolver = getActivity().getContentResolver();
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resolver.notifyChange(EmailProvider.UIPROVIDER_ALL_ACCOUNTS_NOTIFIER, null);
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}
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}
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@Override
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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String key = preference.getKey();
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// Indicate we need to send notifications to UI
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mSettingsChanged = true;
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if (PREFERENCE_KEY_AUTO_ADVANCE.equals(key)) {
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mPreferences.setAutoAdvanceDirection(mAutoAdvance.findIndexOfValue((String) newValue));
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return true;
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} else if (PREFERENCE_KEY_TEXT_ZOOM.equals(key)) {
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mPreferences.setTextZoom(mTextZoom.findIndexOfValue((String) newValue));
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reloadDynamicSummaries();
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return true;
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}
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return false;
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}
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@Override
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public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
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if (getActivity() == null) {
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// Guard against monkeys.
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return false;
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}
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mSettingsChanged = true;
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String key = preference.getKey();
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if (key.equals(PREFERENCE_KEY_CLEAR_TRUSTED_SENDERS)) {
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mPreferences.clearTrustedSenders();
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Toast.makeText(
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getActivity(), R.string.trusted_senders_cleared, Toast.LENGTH_SHORT).show();
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return true;
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} else if (PREFERENCE_KEY_CONFIRM_DELETE.equals(key)) {
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mPreferences.setConfirmDelete(mConfirmDelete.isChecked());
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return true;
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} else if (PREFERENCE_KEY_CONFIRM_SEND.equals(key)) {
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mPreferences.setConfirmSend(mConfirmSend.isChecked());
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return true;
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} else if (PREFERENCE_KEY_HIDE_CHECKBOXES.equals(key)) {
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mPreferences.setHideCheckboxes(mHideCheckboxes.isChecked());
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return true;
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} else if (PREFERENCE_KEY_SWIPE_DELETE.equals(key)) {
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mPreferences.setSwipeDelete(mSwipeDelete.isChecked());
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return true;
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}
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return false;
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}
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private void loadSettings() {
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mPreferences = Preferences.getPreferences(getActivity());
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mAutoAdvance = (ListPreference) findPreference(PREFERENCE_KEY_AUTO_ADVANCE);
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mAutoAdvance.setValueIndex(mPreferences.getAutoAdvanceDirection());
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mAutoAdvance.setOnPreferenceChangeListener(this);
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mTextZoom = (ListPreference) findPreference(PREFERENCE_KEY_TEXT_ZOOM);
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if (mTextZoom != null) {
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mTextZoom.setValueIndex(mPreferences.getTextZoom());
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mTextZoom.setOnPreferenceChangeListener(this);
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}
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mConfirmDelete = (CheckBoxPreference) findPreference(PREFERENCE_KEY_CONFIRM_DELETE);
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mConfirmSend = (CheckBoxPreference) findPreference(PREFERENCE_KEY_CONFIRM_SEND);
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mHideCheckboxes = (CheckBoxPreference) findPreference(PREFERENCE_KEY_HIDE_CHECKBOXES);
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mSwipeDelete = (CheckBoxPreference) findPreference(PREFERENCE_KEY_SWIPE_DELETE);
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reloadDynamicSummaries();
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}
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/**
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* Reload any preference summaries that are updated dynamically
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*/
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private void reloadDynamicSummaries() {
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if (mTextZoom != null) {
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int textZoomIndex = mPreferences.getTextZoom();
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// Update summary - but only load the array once
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if (mSizeSummaries == null) {
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mSizeSummaries = getActivity().getResources()
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.getTextArray(R.array.general_preference_text_zoom_summary_array);
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}
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CharSequence summary = null;
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if (textZoomIndex >= 0 && textZoomIndex < mSizeSummaries.length) {
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summary = mSizeSummaries[textZoomIndex];
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}
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mTextZoom.setSummary(summary);
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}
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}
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}
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