| /* |
| * 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.Context; |
| import android.os.SystemProperties; |
| import android.support.v14.preference.SwitchPreference; |
| import android.support.v7.preference.Preference; |
| import android.support.v7.preference.PreferenceScreen; |
| import android.widget.Toast; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.settings.R; |
| import com.android.settings.core.PreferenceControllerMixin; |
| import com.android.settingslib.core.AbstractPreferenceController; |
| |
| public class CameraHalHdrplusPreferenceController extends AbstractPreferenceController |
| implements PreferenceControllerMixin { |
| |
| private static final String KEY_CAMERA_HAL_HDRPLUS_SWITCH = "camera_hal_hdrplus_switch"; |
| @VisibleForTesting |
| static final String BUILD_TYPE = "ro.build.type"; |
| @VisibleForTesting |
| static final String PROPERTY_CAMERA_HAL_HDRPLUS = "persist.camera.hdrplus.enable"; |
| @VisibleForTesting |
| static final String ENABLED = "1"; |
| @VisibleForTesting |
| static final String DISABLED = "0"; |
| |
| private SwitchPreference mPreference; |
| |
| public CameraHalHdrplusPreferenceController(Context context) { |
| super(context); |
| } |
| |
| @Override |
| public void displayPreference(PreferenceScreen screen) { |
| super.displayPreference(screen); |
| if (isAvailable()) { |
| mPreference = (SwitchPreference) screen.findPreference(KEY_CAMERA_HAL_HDRPLUS_SWITCH); |
| mPreference.setChecked(isHalHdrplusEnabled()); |
| } |
| } |
| |
| @Override |
| public String getPreferenceKey() { |
| return KEY_CAMERA_HAL_HDRPLUS_SWITCH; |
| } |
| |
| @Override |
| public boolean isAvailable() { |
| return mContext.getResources().getBoolean(R.bool.config_show_camera_hal_hdrplus); |
| } |
| |
| @Override |
| public void updateState(Preference preference) { |
| updatePreference(); |
| } |
| |
| @Override |
| public boolean handlePreferenceTreeClick(Preference preference) { |
| if (KEY_CAMERA_HAL_HDRPLUS_SWITCH.equals(preference.getKey())) { |
| final SwitchPreference switchPreference = (SwitchPreference)preference; |
| SystemProperties.set(PROPERTY_CAMERA_HAL_HDRPLUS, |
| switchPreference.isChecked() ? ENABLED : DISABLED); |
| Toast.makeText(mContext, R.string.camera_hal_hdrplus_toast, |
| Toast.LENGTH_LONG).show(); |
| return true; |
| } |
| return false; |
| } |
| |
| public void enablePreference(boolean enabled) { |
| if (isAvailable()) { |
| mPreference.setEnabled(enabled); |
| } |
| } |
| |
| public boolean updatePreference() { |
| if (!isAvailable()) { |
| return false; |
| } |
| final boolean enabled = isHalHdrplusEnabled(); |
| mPreference.setChecked(enabled); |
| return enabled; |
| } |
| |
| private boolean isHalHdrplusEnabled() { |
| return SystemProperties.getBoolean(PROPERTY_CAMERA_HAL_HDRPLUS, true); |
| } |
| } |