DigiGoon/android_device_xiaomi_sm8350-common
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sm8350-common: parts: restore brightness after HBM usage

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after disabling HBM, the brightness would rise back up, save brightness before enabling HBM and restore it after disabling
This commit is contained in:
kamikaonashi 2025-01-06 20:32:56 +01:00 • committed by DigiGoon
parent 4708d51a81
commit 9590e9c1e8
3 changed files with 51 additions and 21 deletions
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36
parts/src/org/lineageos/settings/hbm/AutoHBMService.java
View file

@ -13,11 +13,11 @@ import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.IBinder;
import android.os.PowerManager;
import androidx.preference.PreferenceManager;
import android.provider.Settings;
import androidx.preference.PreferenceManager;
import org.lineageos.settings.utils.FileUtils;
import org.lineageos.settings.display.*;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
@ -31,11 +31,13 @@ public class AutoHBMService extends Service {
private ExecutorService mExecutorService;
private SensorManager mSensorManager;
Sensor mLightSensor;
private Sensor mLightSensor;
private SharedPreferences mSharedPrefs;
private boolean dcDimmingEnabled;
private int mStoredBrightness = -1;
public void activateLightSensorRead() {
submit(() -> {
mSensorManager = (SensorManager) getApplicationContext().getSystemService(Context.SENSOR_SERVICE);
@ -54,11 +56,23 @@ public class AutoHBMService extends Service {
private void enableHBM(boolean enable) {
if (enable) {
// Store current brightness before enabling HBM
if (mStoredBrightness == -1) {
mStoredBrightness = Settings.System.getInt(getContentResolver(),
Settings.System.SCREEN_BRIGHTNESS, 255);
}
FileUtils.writeLine(HBM, "1");
FileUtils.writeLine(BACKLIGHT, "2047");
Settings.System.putInt(getContentResolver(), Settings.System.SCREEN_BRIGHTNESS, 255);
} else {
FileUtils.writeLine(HBM, "0");
// Restore brightness when disabling HBM
if (mStoredBrightness != -1) {
FileUtils.writeLine(BACKLIGHT, String.valueOf(mStoredBrightness));
Settings.System.putInt(getContentResolver(),
Settings.System.SCREEN_BRIGHTNESS, mStoredBrightness);
mStoredBrightness = -1;
}
}
}
@ -67,12 +81,11 @@ public class AutoHBMService extends Service {
}
private SensorEventListener mSensorEventListener = new SensorEventListener() {
@Override
public void onSensorChanged(SensorEvent event) {
float lux = event.values[0];
KeyguardManager km =
(KeyguardManager) getSystemService(getApplicationContext().KEYGUARD_SERVICE);
(KeyguardManager) getSystemService(getApplicationContext().KEYGUARD_SERVICE);
boolean keyguardShowing = km.inKeyguardRestrictedInputMode();
float luxThreshold = Float.parseFloat(mSharedPrefs.getString(HBMFragment.KEY_AUTO_HBM_THRESHOLD, "20000"));
long timeToDisableHBM = Long.parseLong(mSharedPrefs.getString(HBMFragment.KEY_HBM_DISABLE_TIME, "1"));
@ -88,7 +101,7 @@ public class AutoHBMService extends Service {
mExecutorService.submit(() -> {
try {
Thread.sleep(timeToDisableHBM * 1000);
} catch (InterruptedException e) {
} catch (InterruptedException ignored) {
}
if (lux < luxThreshold) {
mAutoHBMActive = false;
@ -108,9 +121,9 @@ public class AutoHBMService extends Service {
private BroadcastReceiver mScreenStateReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
if (intent.getAction().equals(Intent.ACTION_SCREEN_ON)) {
if (Intent.ACTION_SCREEN_ON.equals(intent.getAction())) {
activateLightSensorRead();
} else if (intent.getAction().equals(Intent.ACTION_SCREEN_OFF)) {
} else if (Intent.ACTION_SCREEN_OFF.equals(intent.getAction())) {
deactivateLightSensorRead();
}
}
@ -129,7 +142,7 @@ public class AutoHBMService extends Service {
}
}
private Future < ? > submit(Runnable runnable) {
private Future<?> submit(Runnable runnable) {
return mExecutorService.submit(runnable);
}
@ -142,10 +155,7 @@ public class AutoHBMService extends Service {
public void onDestroy() {
super.onDestroy();
unregisterReceiver(mScreenStateReceiver);
PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
if (pm.isInteractive()) {
deactivateLightSensorRead();
}
deactivateLightSensorRead();
}
@Override

18
parts/src/org/lineageos/settings/hbm/HBMModeSwitch.java
View file

@ -16,14 +16,12 @@
*
*/
package org.lineageos.settings.hbm;
import android.provider.Settings;
import android.content.Context;
import android.content.SharedPreferences;
import androidx.preference.Preference;
import androidx.preference.Preference.OnPreferenceChangeListener;
import androidx.preference.PreferenceManager;
import org.lineageos.settings.utils.FileUtils;
import org.lineageos.settings.display.*;
@ -54,13 +52,25 @@ public class HBMModeSwitch implements OnPreferenceChangeListener {
public boolean onPreferenceChange(Preference preference, Object newValue) {
Boolean enabled = (Boolean) newValue;
boolean dcDimmingEnabled = PreferenceManager.getDefaultSharedPreferences(mContext).getBoolean(DcDimmingTileService.DC_DIMMING_ENABLE_KEY, false);
if (dcDimmingEnabled) {
if (dcDimmingEnabled) {
return false;
}
FileUtils.writeLine(getHBM(), enabled ? "1" : "0");
SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(mContext);
if (enabled) {
// Save current brightness level
int currentBrightness = Settings.System.getInt(mContext.getContentResolver(), Settings.System.SCREEN_BRIGHTNESS, 128);
sharedPrefs.edit().putInt("last_brightness", currentBrightness).apply();
FileUtils.writeLine(getHBM(), "1");
FileUtils.writeLine(getBACKLIGHT(), "2047");
Settings.System.putInt(mContext.getContentResolver(), Settings.System.SCREEN_BRIGHTNESS, 255);
} else {
FileUtils.writeLine(getHBM(), "0");
// Restore last brightness level
int lastBrightness = sharedPrefs.getInt("last_brightness", 128);
Settings.System.putInt(mContext.getContentResolver(), Settings.System.SCREEN_BRIGHTNESS, lastBrightness);
}
return true;
}

18
parts/src/org/lineageos/settings/hbm/HBMModeTileService.java
View file

@ -17,7 +17,6 @@
*/
package org.lineageos.settings.hbm;
import android.annotation.TargetApi;
import android.content.Context;
import android.content.Intent;
@ -28,12 +27,10 @@ import android.service.quicksettings.Tile;
import android.service.quicksettings.TileService;
import androidx.preference.PreferenceManager;
import android.provider.Settings;
import org.lineageos.settings.utils.FileUtils;
import org.lineageos.settings.display.*;
public class HBMModeTileService extends TileService {
private static final String HBM = "/sys/devices/platform/soc/soc:qcom,dsi-display-primary/hbm_enabled";
private static final String HBM_KEY = "hbm";
private static final String BACKLIGHT = "/sys/class/backlight/panel0-backlight/brightness";
@ -80,6 +77,7 @@ public class HBMModeTileService extends TileService {
public void onStopListening() {
super.onStopListening();
}
@Override
public void onClick() {
super.onClick();
@ -88,12 +86,24 @@ public class HBMModeTileService extends TileService {
if (dcDimmingEnabled) {
return;
}
final boolean enabled = !(sharedPrefs.getBoolean(HBM_KEY, false));
FileUtils.writeLine(HBM, enabled ? "1" : "0");
if (enabled) {
// Save current brightness level
int currentBrightness = Settings.System.getInt(getContentResolver(), Settings.System.SCREEN_BRIGHTNESS, 128);
sharedPrefs.edit().putInt("last_brightness", currentBrightness).apply();
FileUtils.writeLine(HBM, "1");
FileUtils.writeLine(BACKLIGHT, "2047");
Settings.System.putInt(getContentResolver(), Settings.System.SCREEN_BRIGHTNESS, 255);
} else {
FileUtils.writeLine(HBM, "0");
// Restore last brightness level
int lastBrightness = sharedPrefs.getInt("last_brightness", 128);
Settings.System.putInt(getContentResolver(), Settings.System.SCREEN_BRIGHTNESS, lastBrightness);
}
sharedPrefs.edit().putBoolean(HBM_KEY, enabled).commit();
updateUI(enabled);
}