/*
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* Copyright (C) 2013 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.settings.accessibility;
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import android.app.settings.SettingsEnums;
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import android.content.Context;
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import android.hardware.display.ColorDisplayManager;
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import android.os.Bundle;
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import android.provider.SearchIndexableResource;
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import android.provider.Settings;
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import android.view.accessibility.AccessibilityManager;
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import android.widget.Switch;
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import androidx.preference.ListPreference;
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import androidx.preference.Preference;
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import com.android.settings.R;
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import com.android.settings.search.BaseSearchIndexProvider;
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import com.android.settings.search.Indexable;
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import com.android.settings.widget.SwitchBar;
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import com.android.settingslib.search.SearchIndexable;
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import java.util.ArrayList;
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import java.util.List;
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@SearchIndexable
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public class ToggleDaltonizerPreferenceFragment extends ToggleFeaturePreferenceFragment
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implements Preference.OnPreferenceChangeListener, SwitchBar.OnSwitchChangeListener {
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private static final String ENABLED = Settings.Secure.ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED;
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private static final String TYPE = Settings.Secure.ACCESSIBILITY_DISPLAY_DALTONIZER;
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private static final int DEFAULT_TYPE = AccessibilityManager.DALTONIZER_CORRECT_DEUTERANOMALY;
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private ListPreference mType;
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@Override
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public int getMetricsCategory() {
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return SettingsEnums.ACCESSIBILITY_TOGGLE_DALTONIZER;
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}
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@Override
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public int getHelpResource() {
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return R.string.help_url_color_correction;
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}
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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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mType = (ListPreference) findPreference("type");
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if (!ColorDisplayManager.isColorTransformAccelerated(getActivity())) {
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mFooterPreferenceMixin.createFooterPreference().setTitle(
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R.string.accessibility_display_daltonizer_preference_subtitle);
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}
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initPreferences();
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}
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@Override
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protected int getPreferenceScreenResId() {
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return R.xml.accessibility_daltonizer_settings;
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}
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@Override
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protected void onPreferenceToggled(String preferenceKey, boolean enabled) {
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Settings.Secure.putInt(getContentResolver(), ENABLED, enabled ? 1 : 0);
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}
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@Override
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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if (preference == mType) {
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Settings.Secure.putInt(getContentResolver(), TYPE, Integer.parseInt((String) newValue));
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preference.setSummary("%s");
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}
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return true;
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}
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@Override
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protected void onInstallSwitchBarToggleSwitch() {
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super.onInstallSwitchBarToggleSwitch();
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mSwitchBar.setCheckedInternal(
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Settings.Secure.getInt(getContentResolver(), ENABLED, 0) == 1);
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mSwitchBar.addOnSwitchChangeListener(this);
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}
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@Override
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protected void onRemoveSwitchBarToggleSwitch() {
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super.onRemoveSwitchBarToggleSwitch();
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mSwitchBar.removeOnSwitchChangeListener(this);
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}
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@Override
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protected void updateSwitchBarText(SwitchBar switchBar) {
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switchBar.setSwitchBarText(R.string.accessibility_daltonizer_master_switch_title,
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R.string.accessibility_daltonizer_master_switch_title);
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}
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private void initPreferences() {
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final String value = Integer.toString(
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Settings.Secure.getInt(getContentResolver(), TYPE, DEFAULT_TYPE));
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mType.setValue(value);
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mType.setOnPreferenceChangeListener(this);
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final int index = mType.findIndexOfValue(value);
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if (index < 0) {
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// We're using a mode controlled by developer preferences.
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mType.setSummary(getString(R.string.daltonizer_type_overridden,
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getString(R.string.simulate_color_space)));
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}
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}
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@Override
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public void onSwitchChanged(Switch switchView, boolean isChecked) {
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onPreferenceToggled(mPreferenceKey, isChecked);
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}
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public static final Indexable.SearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
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new BaseSearchIndexProvider() {
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@Override
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public List<SearchIndexableResource> getXmlResourcesToIndex(Context context,
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boolean enabled) {
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final ArrayList<SearchIndexableResource> result = new ArrayList<>();
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final SearchIndexableResource sir = new SearchIndexableResource(context);
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sir.xmlResId = R.xml.accessibility_daltonizer_settings;
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result.add(sir);
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return result;
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}
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};
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}
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