Refine some preference name
Test: atest DisplayScreenTest Bug: 368359268 Flag: com.android.settings.flags.catalyst_display_settings_screen Change-Id: I73ed10a3a0bee2dc91a0a4247fb08842db70a2d4
This commit is contained in:
Sunny Shao
166
src/com/android/settings/display/BrightnessLevelPreference.kt
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166
src/com/android/settings/display/BrightnessLevelPreference.kt
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/*
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* Copyright (C) 2024 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.display
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import android.app.ActivityOptions
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import android.content.Context
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import android.content.Intent
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import android.content.Intent.ACTION_SHOW_BRIGHTNESS_DIALOG
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import android.content.Intent.EXTRA_BRIGHTNESS_DIALOG_IS_FULL_WIDTH
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import android.hardware.display.BrightnessInfo
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import android.hardware.display.DisplayManager
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import android.hardware.display.DisplayManager.DisplayListener
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import android.os.UserManager
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import android.provider.Settings.System
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import androidx.preference.Preference
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import com.android.settings.PreferenceRestrictionMixin
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import com.android.settings.R
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import com.android.settings.Utils
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import com.android.settings.core.SettingsBaseActivity
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import com.android.settingslib.RestrictedPreference
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import com.android.settingslib.datastore.HandlerExecutor
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import com.android.settingslib.datastore.KeyedObserver
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import com.android.settingslib.datastore.SettingsSystemStore
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import com.android.settingslib.display.BrightnessUtils.GAMMA_SPACE_MAX
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import com.android.settingslib.display.BrightnessUtils.GAMMA_SPACE_MIN
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import com.android.settingslib.display.BrightnessUtils.convertLinearToGammaFloat
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import com.android.settingslib.metadata.PreferenceLifecycleContext
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import com.android.settingslib.metadata.PreferenceLifecycleProvider
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import com.android.settingslib.metadata.PreferenceMetadata
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import com.android.settingslib.metadata.PreferenceSummaryProvider
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import com.android.settingslib.preference.PreferenceBinding
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import com.android.settingslib.transition.SettingsTransitionHelper
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import java.text.NumberFormat
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// LINT.IfChange
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class BrightnessLevelPreference :
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PreferenceMetadata,
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PreferenceBinding,
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PreferenceRestrictionMixin,
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PreferenceSummaryProvider,
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PreferenceLifecycleProvider,
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Preference.OnPreferenceClickListener {
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private var brightnessObserver: KeyedObserver<String>? = null
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private var displayListener: DisplayListener? = null
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override val key: String
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get() = "brightness"
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override val title: Int
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get() = R.string.brightness
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override val keywords: Int
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get() = R.string.keywords_display_brightness_level
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override fun getSummary(context: Context): CharSequence? =
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NumberFormat.getPercentInstance().format(getCurrentBrightness(context))
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override fun isEnabled(context: Context) = super<PreferenceRestrictionMixin>.isEnabled(context)
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override val restrictionKey: String
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get() = UserManager.DISALLOW_CONFIG_BRIGHTNESS
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override val useAdminDisabledSummary: Boolean
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get() = true
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override fun createWidget(context: Context) = RestrictedPreference(context)
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override fun bind(preference: Preference, metadata: PreferenceMetadata) {
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super.bind(preference, metadata)
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preference.onPreferenceClickListener = this
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}
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override fun onStart(context: PreferenceLifecycleContext) {
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val observer =
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KeyedObserver<String> { _, _ ->
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context.notifyPreferenceChange(this@BrightnessLevelPreference)
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}
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brightnessObserver = observer
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SettingsSystemStore.get(context)
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.addObserver(System.SCREEN_AUTO_BRIGHTNESS_ADJ, observer, HandlerExecutor.main)
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val listener =
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object : DisplayListener {
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override fun onDisplayAdded(displayId: Int) {}
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override fun onDisplayRemoved(displayId: Int) {}
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override fun onDisplayChanged(displayId: Int) {
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context.notifyPreferenceChange(this@BrightnessLevelPreference)
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}
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}
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displayListener = listener
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context.displayManager.registerDisplayListener(
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listener,
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HandlerExecutor.main,
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/* eventFlags= */ 0,
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DisplayManager.PRIVATE_EVENT_FLAG_DISPLAY_BRIGHTNESS,
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)
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}
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override fun onStop(context: PreferenceLifecycleContext) {
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brightnessObserver?.let {
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SettingsSystemStore.get(context).removeObserver(System.SCREEN_AUTO_BRIGHTNESS_ADJ, it)
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brightnessObserver = null
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}
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displayListener?.let {
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context.displayManager.unregisterDisplayListener(it)
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displayListener = null
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}
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}
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private val Context.displayManager: DisplayManager
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get() = getSystemService(DisplayManager::class.java)!!
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override fun onPreferenceClick(preference: Preference): Boolean {
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val context = preference.context
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val intent =
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Intent(ACTION_SHOW_BRIGHTNESS_DIALOG)
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.setPackage(Utils.SYSTEMUI_PACKAGE_NAME)
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.putExtra(
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SettingsBaseActivity.EXTRA_PAGE_TRANSITION_TYPE,
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SettingsTransitionHelper.TransitionType.TRANSITION_NONE,
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)
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.putExtra(EXTRA_BRIGHTNESS_DIALOG_IS_FULL_WIDTH, true)
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val options =
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ActivityOptions.makeCustomAnimation(
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context,
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android.R.anim.fade_in,
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android.R.anim.fade_out,
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)
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context.startActivityForResult(preference.key, intent, 0, options.toBundle())
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return true
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}
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private fun getCurrentBrightness(context: Context): Double {
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val info: BrightnessInfo? = context.display.brightnessInfo
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val value =
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info?.run {
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convertLinearToGammaFloat(brightness, brightnessMinimum, brightnessMaximum)
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}
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return getPercentage(value?.toDouble() ?: 0.0)
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}
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private fun getPercentage(value: Double): Double =
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when {
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value > GAMMA_SPACE_MAX -> 1.0
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value < GAMMA_SPACE_MIN -> 0.0
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else -> (value - GAMMA_SPACE_MIN) / (GAMMA_SPACE_MAX - GAMMA_SPACE_MIN)
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}
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}
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// LINT.ThenChange(BrightnessLevelPreferenceController.java)
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