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/*
* Copyright (C) 2019 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.accessibility;
import static com.android.internal.accessibility.AccessibilityShortcutController.COLOR_INVERSION_COMPONENT_NAME;
import static com.android.settings.accessibility.AccessibilityStatsLogUtils.logAccessibilityServiceEnabled;
import static com.android.settings.accessibility.AccessibilityUtil.State.OFF;
import static com.android.settings.accessibility.AccessibilityUtil.State.ON;
import android.app.settings.SettingsEnums;
import android.content.ContentResolver;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.provider.Settings;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import androidx.preference.SwitchPreference;
import com.android.settings.R;
import java.util.ArrayList;
import java.util.List;
/** Settings page for color inversion. */
public class ToggleColorInversionPreferenceFragment extends ToggleFeaturePreferenceFragment {
private static final String ENABLED = Settings.Secure.ACCESSIBILITY_DISPLAY_INVERSION_ENABLED;
private final Handler mHandler = new Handler();
private SettingsContentObserver mSettingsContentObserver;
@Override
public int getMetricsCategory() {
return SettingsEnums.ACCESSIBILITY_COLOR_INVERSION_SETTINGS;
}
@Override
protected void onPreferenceToggled(String preferenceKey, boolean enabled) {
logAccessibilityServiceEnabled(mComponentName, enabled);
Settings.Secure.putInt(getContentResolver(), ENABLED, enabled ? ON : OFF);
}
@Override
protected int getPreferenceScreenResId() {
return R.xml.accessibility_color_inversion_settings;
}
@Override
protected void onRemoveSwitchPreferenceToggleSwitch() {
super.onRemoveSwitchPreferenceToggleSwitch();
mToggleServiceDividerSwitchPreference.setOnPreferenceClickListener(null);
}
@Override
protected void updateToggleServiceTitle(SwitchPreference switchPreference) {
switchPreference.setTitle(R.string.accessibility_display_inversion_switch_title);
}
@Override
protected void onInstallSwitchPreferenceToggleSwitch() {
super.onInstallSwitchPreferenceToggleSwitch();
updateSwitchBarToggleSwitch();
mToggleServiceDividerSwitchPreference.setOnPreferenceClickListener((preference) -> {
boolean checked = ((SwitchPreference) preference).isChecked();
onPreferenceToggled(mPreferenceKey, checked);
return false;
});
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
mComponentName = COLOR_INVERSION_COMPONENT_NAME;
mPackageName = getText(R.string.accessibility_display_inversion_preference_title);
mHtmlDescription = getText(R.string.accessibility_display_inversion_preference_subtitle);
mImageUri = new Uri.Builder().scheme(ContentResolver.SCHEME_ANDROID_RESOURCE)
.authority(getPrefContext().getPackageName())
.appendPath(String.valueOf(R.drawable.accessibility_color_inversion_banner))
.build();
final List<String> enableServiceFeatureKeys = new ArrayList<>(/* initialCapacity= */ 1);
enableServiceFeatureKeys.add(ENABLED);
mSettingsContentObserver = new SettingsContentObserver(mHandler, enableServiceFeatureKeys) {
@Override
public void onChange(boolean selfChange, Uri uri) {
updateSwitchBarToggleSwitch();
}
};
return super.onCreateView(inflater, container, savedInstanceState);
}
@Override
public void onResume() {
super.onResume();
updateSwitchBarToggleSwitch();
mSettingsContentObserver.register(getContentResolver());
}
@Override
public void onPause() {
mSettingsContentObserver.unregister(getContentResolver());
super.onPause();
}
@Override
public int getHelpResource() {
return R.string.help_url_color_inversion;
}
@Override
public void onSettingsClicked(ShortcutPreference preference) {
super.onSettingsClicked(preference);
showDialog(DialogEnums.EDIT_SHORTCUT);
}
@Override
int getUserShortcutTypes() {
return AccessibilityUtil.getUserShortcutTypesFromSettings(getPrefContext(),
mComponentName);
}
private void updateSwitchBarToggleSwitch() {
final boolean checked = Settings.Secure.getInt(getContentResolver(), ENABLED, OFF) == ON;
if (mToggleServiceDividerSwitchPreference.isChecked() == checked) {
return;
}
mToggleServiceDividerSwitchPreference.setChecked(checked);
}
}
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