Migrate Smooth display (48a1edb1) · Commits · e / os / android_packages_apps_Settings

src/com/android/settings/display/DisplayScreen.kt

+1 −0

Original line number	Diff line number	Diff line
		@@ -49,6 +49,7 @@ class DisplayScreen :

		override fun getPreferenceHierarchy(context: Context) = preferenceHierarchy(this) {
		+DarkModeScreen.KEY
		+PeakRefreshRateSwitchPreference()
		}

		override fun isAvailable(context: Context) =

src/com/android/settings/display/PeakRefreshRatePreferenceController.java

+2 −0

Original line number	Diff line number	Diff line
		@@ -40,6 +40,7 @@ import com.android.settingslib.core.lifecycle.events.OnStop;

		import java.util.concurrent.Executor;

		// LINT.IfChange
		public class PeakRefreshRatePreferenceController extends TogglePreferenceController
		implements LifecycleObserver, OnStart, OnStop {

		@@ -196,3 +197,4 @@ public class PeakRefreshRatePreferenceController extends TogglePreferenceControl
		return defaultPeakRefreshRate;
		}
		}
		// LINT.ThenChange(PeakRefreshRateSwitchPreference.kt)

src/com/android/settings/display/PeakRefreshRateSwitchPreference.kt

0 → 100644

+120 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2024 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.display

		import android.content.Context
		import android.hardware.display.DisplayManager
		import android.provider.DeviceConfig
		import android.util.Log
		import com.android.internal.display.RefreshRateSettingsUtils.DEFAULT_REFRESH_RATE
		import com.android.internal.display.RefreshRateSettingsUtils.findHighestRefreshRateAmongAllDisplays
		import com.android.internal.display.RefreshRateSettingsUtils.findHighestRefreshRateForDefaultDisplay
		import com.android.server.display.feature.flags.Flags
		import com.android.settings.R
		import com.android.settingslib.datastore.HandlerExecutor
		import com.android.settingslib.datastore.SettingsSystemStore
		import com.android.settingslib.metadata.PreferenceAvailabilityProvider
		import com.android.settingslib.metadata.PreferenceLifecycleContext
		import com.android.settingslib.metadata.PreferenceLifecycleProvider
		import com.android.settingslib.metadata.PreferenceSummaryProvider
		import com.android.settingslib.metadata.SwitchPreference
		import com.android.settingslib.preference.SwitchPreferenceBinding
		import kotlin.math.roundToInt

		// LINT.IfChange
		class PeakRefreshRateSwitchPreference :
		SwitchPreference("peak_refresh_rate", R.string.peak_refresh_rate_title),
		SwitchPreferenceBinding,
		PreferenceAvailabilityProvider,
		PreferenceSummaryProvider,
		PreferenceLifecycleProvider {

		private var propertiesChangedListener: DeviceConfig.OnPropertiesChangedListener? = null

		override fun storage(context: Context) = SettingsSystemStore.get(context)

		override fun isAvailable(context: Context) =
		context.resources.getBoolean(R.bool.config_show_smooth_display) &&
		(getPeakRefreshRate(context) > DEFAULT_REFRESH_RATE)

		override fun getSummary(context: Context) =
		context.getString(
		R.string.peak_refresh_rate_summary,
		getPeakRefreshRate(context).roundToInt(),
		)

		override fun onStart(context: PreferenceLifecycleContext) {
		val listener =
		object : DeviceConfig.OnPropertiesChangedListener {
		// Got notified if any property has been changed in NAMESPACE_DISPLAY_MANAGER. The
		// KEY_PEAK_REFRESH_RATE_DEFAULT value could be added, changed, removed or
		// unchanged.
		// Just force a UI update for any case.
		override fun onPropertiesChanged(properties: DeviceConfig.Properties) =
		context.notifyPreferenceChange(this@PeakRefreshRateSwitchPreference)
		}

		propertiesChangedListener = listener

		DeviceConfig.addOnPropertiesChangedListener(
		DeviceConfig.NAMESPACE_DISPLAY_MANAGER,
		HandlerExecutor.main,
		listener,
		)
		}

		override fun onStop(context: PreferenceLifecycleContext) {
		propertiesChangedListener?.let {
		DeviceConfig.removeOnPropertiesChangedListener(it)
		propertiesChangedListener = null
		}
		}

		private fun getPeakRefreshRate(context: Context): Float =
		Math.round(
		when {
		Flags.backUpSmoothDisplayAndForcePeakRefreshRate() ->
		findHighestRefreshRateAmongAllDisplays(context)
		else -> findHighestRefreshRateForDefaultDisplay(context)
		}
		)
		.toFloat()

		private fun getDefaultPeakRefreshRate(context: Context): Float {
		var defaultPeakRefreshRate =
		DeviceConfig.getFloat(
		DeviceConfig.NAMESPACE_DISPLAY_MANAGER,
		DisplayManager.DeviceConfig.KEY_PEAK_REFRESH_RATE_DEFAULT,
		INVALIDATE_REFRESH_RATE,
		)

		if (defaultPeakRefreshRate == INVALIDATE_REFRESH_RATE) {
		defaultPeakRefreshRate =
		context.resources
		.getInteger(com.android.internal.R.integer.config_defaultPeakRefreshRate)
		.toFloat()
		}

		Log.d(TAG, "DeviceConfig getDefaultPeakRefreshRate : $defaultPeakRefreshRate")
		return defaultPeakRefreshRate
		}

		companion object {
		private const val TAG: String = "PeakRefreshRateSwitchPreference"
		private const val INVALIDATE_REFRESH_RATE: Float = -1f
		}
		}
		// LINT.ThenChange(PeakRefreshRatePreferenceController.java)