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Settings: Add peak refresh rate list preference

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* AOSP "Smooth display" setting is just a toggle,
  some devices support multiple refresh rates so
  add support for it with a ListPreference.

Change-Id: I3da3d2b86e61ed3caf9af5770d8bdb4485817b97
This commit is contained in:
Michael Bestas 2021-06-14 03:34:06 +03:00
parent eeac2b8f4c
commit f9a4057104
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4 changed files with 217 additions and 0 deletions
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3
res/values/cm_strings.xml
View file

@ -64,6 +64,9 @@
<!-- Whether the dots will be drawn when using the lockscreen pattern -->
<string name="lockpattern_settings_enable_dots_title">Show pattern dots</string>
<!-- Max refresh rate -->
<string name="max_refresh_rate_title">Peak refresh rate</string>
<!-- Message shown in fingerprint enrollment dialog to locate the sensor -->
<string name="fingerprint_enroll_find_sensor_message_front" product="tablet">Locate the fingerprint sensor on the front of your tablet.</string>
<string name="fingerprint_enroll_find_sensor_message_front" product="device">Locate the fingerprint sensor on the front of your device.</string>

3
res/values/lineage_config.xml
View file

@ -25,4 +25,7 @@
<string-array name="config_ignored_backup_transports" translatable="false">
<item>com.android.localtransport/.LocalTransport</item>
</string-array>
<!-- Whether to show peak refresh rate in display settings -->
<bool name="config_show_peak_refresh_rate_switch">false</bool>
</resources>

6
res/xml/display_settings.xml
View file

@ -169,6 +169,12 @@
android:summary="@string/display_white_balance_summary"
settings:controller="com.android.settings.display.DisplayWhiteBalancePreferenceController"/>
<ListPreference
android:key="max_refresh_rate"
android:title="@string/max_refresh_rate_title"
android:summary="@string/summary_placeholder"
settings:controller="com.android.settings.display.PeakRefreshRateListPreferenceController" />
<SwitchPreferenceCompat
android:key="peak_refresh_rate"
android:title="@string/peak_refresh_rate_title"

205
src/com/android/settings/display/PeakRefreshRateListPreferenceController.java Normal file
View file

@ -0,0 +1,205 @@
/*
* Copyright (C) 2020 The Android Open Source Project
* Copyright (C) 2021 The LineageOS 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.os.Handler;
import android.provider.DeviceConfig;
import android.provider.Settings;
import android.util.Log;
import android.view.Display;
import androidx.preference.ListPreference;
import androidx.preference.Preference;
import androidx.preference.PreferenceScreen;
import com.android.settings.R;
import com.android.settings.core.BasePreferenceController;
import com.android.settingslib.core.lifecycle.LifecycleObserver;
import com.android.settingslib.core.lifecycle.events.OnStart;
import com.android.settingslib.core.lifecycle.events.OnStop;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.concurrent.Executor;
import java.util.List;
import java.util.Locale;
public class PeakRefreshRateListPreferenceController extends BasePreferenceController
implements LifecycleObserver, OnStart, OnStop, Preference.OnPreferenceChangeListener {
private static float DEFAULT_REFRESH_RATE = 60f;
private static final String TAG = "PeakRefreshRatePrefCtr";
private static final float INVALIDATE_REFRESH_RATE = -1f;
private final Handler mHandler;
private final IDeviceConfigChange mOnDeviceConfigChange;
private final DeviceConfigDisplaySettings mDeviceConfigDisplaySettings;
private ListPreference mListPreference;
private List<String> mEntries = new ArrayList<>();
private List<String> mValues = new ArrayList<>();
private interface IDeviceConfigChange {
void onDefaultRefreshRateChanged();
}
public PeakRefreshRateListPreferenceController(Context context, String key) {
super(context, key);
mHandler = new Handler(context.getMainLooper());
mDeviceConfigDisplaySettings = new DeviceConfigDisplaySettings();
mOnDeviceConfigChange =
new IDeviceConfigChange() {
public void onDefaultRefreshRateChanged() {
updateState(mListPreference);
}
};
final DisplayManager dm = mContext.getSystemService(DisplayManager.class);
final Display display = dm.getDisplay(Display.DEFAULT_DISPLAY);
if (display == null) {
Log.w(TAG, "No valid default display device");
} else {
Display.Mode mode = display.getMode();
Display.Mode[] modes = display.getSupportedModes();
Arrays.sort(modes, (mode1, mode2) ->
Float.compare(mode2.getRefreshRate(), mode1.getRefreshRate()));
for (Display.Mode m : modes) {
if (m.getPhysicalWidth() == mode.getPhysicalWidth() &&
m.getPhysicalHeight() == mode.getPhysicalHeight()) {
mEntries.add(String.format("%.02fHz", m.getRefreshRate())
.replaceAll("[\\.,]00", ""));
mValues.add(String.format(Locale.US, "%.02f", m.getRefreshRate()));
}
}
}
}
@Override
public void displayPreference(PreferenceScreen screen) {
super.displayPreference(screen);
mListPreference = screen.findPreference(getPreferenceKey());
mListPreference.setEntries(mEntries.toArray(new String[mEntries.size()]));
mListPreference.setEntryValues(mValues.toArray(new String[mValues.size()]));
}
@Override
public int getAvailabilityStatus() {
if (mContext.getResources().getBoolean(R.bool.config_show_peak_refresh_rate_switch)) {
return AVAILABLE;
} else {
return UNSUPPORTED_ON_DEVICE;
}
}
@Override
public void updateState(Preference preference) {
final float currentValue = Settings.System.getFloat(mContext.getContentResolver(),
Settings.System.PEAK_REFRESH_RATE, getDefaultPeakRefreshRate());
int index = mListPreference.findIndexOfValue(
String.format(Locale.US, "%.02f", currentValue));
if (index < 0) index = 0;
mListPreference.setValueIndex(index);
mListPreference.setSummary(mListPreference.getEntries()[index]);
}
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
Settings.System.putFloat(mContext.getContentResolver(), Settings.System.PEAK_REFRESH_RATE,
Float.valueOf((String) newValue));
updateState(preference);
return true;
}
@Override
public void onStart() {
mDeviceConfigDisplaySettings.startListening();
}
@Override
public void onStop() {
mDeviceConfigDisplaySettings.stopListening();
}
private float findPeakRefreshRate(Display.Mode[] modes) {
float peakRefreshRate = DEFAULT_REFRESH_RATE;
for (Display.Mode mode : modes) {
if (Math.round(mode.getRefreshRate()) > DEFAULT_REFRESH_RATE) {
peakRefreshRate = mode.getRefreshRate();
}
}
return peakRefreshRate;
}
private class DeviceConfigDisplaySettings
implements DeviceConfig.OnPropertiesChangedListener, Executor {
public void startListening() {
DeviceConfig.addOnPropertiesChangedListener(
DeviceConfig.NAMESPACE_DISPLAY_MANAGER,
this /* Executor */,
this /* Listener */);
}
public void stopListening() {
DeviceConfig.removeOnPropertiesChangedListener(this);
}
public float getDefaultPeakRefreshRate() {
float defaultPeakRefreshRate =
DeviceConfig.getFloat(
DeviceConfig.NAMESPACE_DISPLAY_MANAGER,
DisplayManager.DeviceConfig.KEY_PEAK_REFRESH_RATE_DEFAULT,
INVALIDATE_REFRESH_RATE);
Log.d(TAG, "DeviceConfig getDefaultPeakRefreshRate : " + defaultPeakRefreshRate);
return defaultPeakRefreshRate;
}
@Override
public void onPropertiesChanged(DeviceConfig.Properties properties) {
// 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.
if (mOnDeviceConfigChange != null) {
mOnDeviceConfigChange.onDefaultRefreshRateChanged();
updateState(mListPreference);
}
}
@Override
public void execute(Runnable runnable) {
if (mHandler != null) {
mHandler.post(runnable);
}
}
}
private float getDefaultPeakRefreshRate() {
float defaultPeakRefreshRate = mDeviceConfigDisplaySettings.getDefaultPeakRefreshRate();
if (defaultPeakRefreshRate == INVALIDATE_REFRESH_RATE) {
defaultPeakRefreshRate = (float) mContext.getResources().getInteger(
com.android.internal.R.integer.config_defaultPeakRefreshRate);
}
return defaultPeakRefreshRate;
}
}