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[Reduce Bright Colors] Use a switch preference

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Test: atest ReduceBrightColorsPreferenceControllerTest, manual
Bug: 128465252
Change-Id: I824af24e545d38bad74613147328cf51108a9127
This commit is contained in:
sallyyuen
2021-02-28 13:45:56 -08:00
committed by Sally Yuen
parent 9724bd9e0c
commit 166c89890e
3 changed files with 85 additions and 5 deletions
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72
src/com/android/settings/accessibility/ReduceBrightColorsPreferenceController.java
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@@ -1,5 +1,5 @@
/*
* Copyright (C) 2020 The Android Open Source Project
* Copyright (C) 2021 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.
@@ -17,17 +17,60 @@
package com.android.settings.accessibility;
import android.content.Context;
import android.database.ContentObserver;
import android.hardware.display.ColorDisplayManager;
import android.net.Uri;
import android.os.Handler;
import android.os.Looper;
import android.os.UserHandle;
import android.provider.Settings;
import android.text.TextUtils;
import androidx.preference.Preference;
import androidx.preference.PreferenceScreen;
import com.android.settings.R;
import com.android.settings.core.BasePreferenceController;
import com.android.settings.core.TogglePreferenceController;
import com.android.settings.widget.PrimarySwitchPreference;
import com.android.settingslib.core.lifecycle.LifecycleObserver;
import com.android.settingslib.core.lifecycle.events.OnStart;
import com.android.settingslib.core.lifecycle.events.OnStop;
/** PreferenceController that shows the Reduce Bright Colors summary */
public class ReduceBrightColorsPreferenceController extends BasePreferenceController {
public class ReduceBrightColorsPreferenceController extends TogglePreferenceController
implements LifecycleObserver, OnStart, OnStop {
private ContentObserver mSettingsContentObserver;
private PrimarySwitchPreference mPreference;
private final Context mContext;
public ReduceBrightColorsPreferenceController(Context context,
String preferenceKey) {
super(context, preferenceKey);
mContext = context;
mSettingsContentObserver = new ContentObserver(new Handler(Looper.getMainLooper())){
@Override
public void onChange(boolean selfChange, Uri uri) {
final String path = uri == null ? null : uri.getLastPathSegment();
if (TextUtils.equals(path, Settings.Secure.REDUCE_BRIGHT_COLORS_ACTIVATED)) {
updateState(mPreference);
}
}
};
}
@Override
public boolean isChecked() {
return Settings.Secure.getIntForUser(mContext.getContentResolver(),
Settings.Secure.REDUCE_BRIGHT_COLORS_ACTIVATED,
0,
UserHandle.USER_CURRENT) == 1;
}
@Override
public boolean setChecked(boolean isChecked) {
return Settings.Secure.putIntForUser(mContext.getContentResolver(),
Settings.Secure.REDUCE_BRIGHT_COLORS_ACTIVATED, isChecked ? 1 : 0,
UserHandle.USER_CURRENT);
}
@Override
@@ -36,9 +79,32 @@ public class ReduceBrightColorsPreferenceController extends BasePreferenceContro
R.string.reduce_bright_colors_preference_summary);
}
@Override
public void updateState(Preference preference) {
super.updateState(preference);
refreshSummary(preference);
}
@Override
public int getAvailabilityStatus() {
return ColorDisplayManager.isColorTransformAccelerated(mContext) ? AVAILABLE
: UNSUPPORTED_ON_DEVICE;
}
@Override
public void displayPreference(PreferenceScreen screen) {
super.displayPreference(screen);
mPreference = screen.findPreference(getPreferenceKey());
}
@Override
public void onStart() {
mContext.getContentResolver().registerContentObserver(Settings.Secure.getUriFor(
Settings.Secure.REDUCE_BRIGHT_COLORS_ACTIVATED),
false, mSettingsContentObserver, UserHandle.USER_CURRENT);
}
@Override
public void onStop() {
mContext.getContentResolver().unregisterContentObserver(mSettingsContentObserver);
}
}