| /* |
| * Copyright (C) 2017 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.development; |
| |
| import android.content.ContentResolver; |
| import android.content.Context; |
| import android.content.res.Resources; |
| import android.provider.Settings; |
| import android.view.accessibility.AccessibilityManager; |
| |
| import androidx.annotation.VisibleForTesting; |
| import androidx.preference.ListPreference; |
| import androidx.preference.Preference; |
| |
| import com.android.settings.R; |
| import com.android.settings.core.PreferenceControllerMixin; |
| import com.android.settingslib.development.DeveloperOptionsPreferenceController; |
| |
| public class SimulateColorSpacePreferenceController extends DeveloperOptionsPreferenceController |
| implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin { |
| |
| private static final String SIMULATE_COLOR_SPACE = "simulate_color_space"; |
| |
| @VisibleForTesting |
| static final int SETTING_VALUE_OFF = 0; |
| @VisibleForTesting |
| static final int SETTING_VALUE_ON = 1; |
| |
| public SimulateColorSpacePreferenceController(Context context) { |
| super(context); |
| } |
| |
| @Override |
| public String getPreferenceKey() { |
| return SIMULATE_COLOR_SPACE; |
| } |
| |
| @Override |
| public boolean onPreferenceChange(Preference preference, Object newValue) { |
| writeSimulateColorSpace(newValue); |
| return true; |
| } |
| |
| @Override |
| public void updateState(Preference preference) { |
| updateSimulateColorSpace(); |
| } |
| |
| @Override |
| public void onDeveloperOptionsDisabled() { |
| super.onDeveloperOptionsDisabled(); |
| if (usingDevelopmentColorSpace()) { |
| writeSimulateColorSpace(-1); |
| } |
| } |
| |
| private void updateSimulateColorSpace() { |
| final ContentResolver cr = mContext.getContentResolver(); |
| final boolean enabled = Settings.Secure.getInt( |
| cr, Settings.Secure.ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED, SETTING_VALUE_OFF) |
| != SETTING_VALUE_OFF; |
| final ListPreference listPreference = (ListPreference) mPreference; |
| if (enabled) { |
| final String mode = Integer.toString(Settings.Secure.getInt( |
| cr, Settings.Secure.ACCESSIBILITY_DISPLAY_DALTONIZER, |
| AccessibilityManager.DALTONIZER_DISABLED)); |
| listPreference.setValue(mode); |
| final int index = listPreference.findIndexOfValue(mode); |
| if (index < 0) { |
| final Resources res = mContext.getResources(); |
| // We're using a mode controlled by accessibility preferences. |
| listPreference.setSummary(res.getString(R.string.daltonizer_type_overridden, |
| res.getString(R.string.accessibility_display_daltonizer_preference_title))); |
| } else { |
| listPreference.setSummary("%s"); |
| } |
| } else { |
| listPreference.setValue( |
| Integer.toString(AccessibilityManager.DALTONIZER_DISABLED)); |
| } |
| } |
| |
| private void writeSimulateColorSpace(Object value) { |
| final ContentResolver cr = mContext.getContentResolver(); |
| final int newMode = Integer.parseInt(value.toString()); |
| if (newMode < 0) { |
| Settings.Secure.putInt(cr, Settings.Secure.ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED, |
| SETTING_VALUE_OFF); |
| } else { |
| Settings.Secure.putInt(cr, Settings.Secure.ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED, |
| SETTING_VALUE_ON); |
| Settings.Secure.putInt(cr, Settings.Secure.ACCESSIBILITY_DISPLAY_DALTONIZER, newMode); |
| } |
| } |
| |
| /** |
| * @return <code>true</code> if the color space preference is currently |
| * controlled by development settings |
| */ |
| private boolean usingDevelopmentColorSpace() { |
| final ContentResolver cr = mContext.getContentResolver(); |
| final boolean enabled = Settings.Secure.getInt( |
| cr, Settings.Secure.ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED, SETTING_VALUE_OFF) |
| != SETTING_VALUE_OFF; |
| if (enabled) { |
| final String mode = Integer.toString(Settings.Secure.getInt( |
| cr, Settings.Secure.ACCESSIBILITY_DISPLAY_DALTONIZER, |
| AccessibilityManager.DALTONIZER_DISABLED)); |
| final int index = ((ListPreference) mPreference).findIndexOfValue(mode); |
| if (index >= 0) { |
| // We're using a mode controlled by developer preferences. |
| return true; |
| } |
| } |
| return false; |
| } |
| } |