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/*
* Copyright (C) 2015 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.tv.settings.device.displaysound;
import static com.android.tv.settings.library.overlay.FlavorUtils.FLAVOR_CLASSIC;
import static com.android.tv.settings.library.overlay.FlavorUtils.FLAVOR_TWO_PANEL;
import static com.android.tv.settings.library.overlay.FlavorUtils.FLAVOR_VENDOR;
import static com.android.tv.settings.library.overlay.FlavorUtils.FLAVOR_X;
import static com.android.tv.settings.util.InstrumentationUtils.logToggleInteracted;
import android.app.tvsettings.TvSettingsEnums;
import android.content.ContentResolver;
import android.content.Context;
import android.hardware.display.DisplayManager;
import android.hardware.hdmi.HdmiControlManager;
import android.media.AudioManager;
import android.os.Bundle;
import android.provider.Settings;
import android.text.TextUtils;
import android.view.Display;
import androidx.annotation.Keep;
import androidx.annotation.VisibleForTesting;
import androidx.preference.Preference;
import androidx.preference.TwoStatePreference;
import com.android.tv.settings.R;
import com.android.tv.settings.SettingsPreferenceFragment;
import com.android.tv.settings.library.overlay.FlavorUtils;
import com.android.tv.settings.library.util.SliceUtils;
import com.android.tv.settings.util.ResolutionSelectionUtils;
import com.android.tv.twopanelsettings.slices.SlicePreference;
import java.util.Objects;
/**
* The "Display & sound" screen in TV Settings.
*/
@Keep
public class DisplaySoundFragment extends SettingsPreferenceFragment implements
DisplayManager.DisplayListener {
static final String KEY_SOUND_EFFECTS = "sound_effects";
private static final String KEY_CEC = "cec";
private static final String KEY_DEFAULT_AUDIO_OUTPUT_SETTINGS_SLICE =
"default_audio_output_settings";
private static final String KEY_RESOLUTION_TITLE = "resolution_selection";
private AudioManager mAudioManager;
private HdmiControlManager mHdmiControlManager;
private Display.Mode mCurrentMode = null;
private DisplayManager mDisplayManager;
public static DisplaySoundFragment newInstance() {
return new DisplaySoundFragment();
}
public static boolean getSoundEffectsEnabled(ContentResolver contentResolver) {
return Settings.System.getInt(contentResolver, Settings.System.SOUND_EFFECTS_ENABLED, 1)
!= 0;
}
@Override
public void onAttach(Context context) {
mAudioManager = context.getSystemService(AudioManager.class);
mHdmiControlManager = context.getSystemService(HdmiControlManager.class);
super.onAttach(context);
}
private int getPreferenceScreenResId() {
switch (FlavorUtils.getFlavor(getContext())) {
case FLAVOR_CLASSIC:
case FLAVOR_TWO_PANEL:
return R.xml.display_sound;
case FLAVOR_X:
case FLAVOR_VENDOR:
return R.xml.display_sound_x;
default:
return R.xml.display_sound;
}
}
@Override
public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
setPreferencesFromResource(getPreferenceScreenResId(), null);
final TwoStatePreference soundPref = findPreference(KEY_SOUND_EFFECTS);
soundPref.setChecked(getSoundEffectsEnabled());
updateCecPreference();
updateDefaultAudioOutputSettings();
mDisplayManager = getDisplayManager();
Display display = mDisplayManager.getDisplay(Display.DEFAULT_DISPLAY);
if (display.getSystemPreferredDisplayMode() != null) {
mDisplayManager.registerDisplayListener(this, null);
mCurrentMode = mDisplayManager.getGlobalUserPreferredDisplayMode();
updateResolutionTitleDescription(ResolutionSelectionUtils.modeToString(
mCurrentMode, getContext()));
} else {
removeResolutionPreference();
}
}
@Override
public void onResume() {
super.onResume();
// Update the subtitle of CEC setting when navigating back to this page.
updateCecPreference();
}
@Override
public boolean onPreferenceTreeClick(Preference preference) {
if (TextUtils.equals(preference.getKey(), KEY_SOUND_EFFECTS)) {
final TwoStatePreference soundPref = (TwoStatePreference) preference;
logToggleInteracted(TvSettingsEnums.DISPLAY_SOUND_SYSTEM_SOUNDS, soundPref.isChecked());
setSoundEffectsEnabled(soundPref.isChecked());
}
return super.onPreferenceTreeClick(preference);
}
private boolean getSoundEffectsEnabled() {
return getSoundEffectsEnabled(getActivity().getContentResolver());
}
private void setSoundEffectsEnabled(boolean enabled) {
if (enabled) {
mAudioManager.loadSoundEffects();
} else {
mAudioManager.unloadSoundEffects();
}
Settings.System.putInt(getActivity().getContentResolver(),
Settings.System.SOUND_EFFECTS_ENABLED, enabled ? 1 : 0);
}
private void updateCecPreference() {
Preference cecPreference = findPreference(KEY_CEC);
if (cecPreference instanceof SlicePreference
&& SliceUtils.isSliceProviderValid(
getContext(), ((SlicePreference) cecPreference).getUri())) {
ContentResolver resolver = getContext().getContentResolver();
boolean cecEnabled = mHdmiControlManager.getHdmiCecEnabled()
== HdmiControlManager.HDMI_CEC_CONTROL_ENABLED;
cecPreference.setSummary(cecEnabled ? R.string.enabled : R.string.disabled);
cecPreference.setVisible(true);
} else {
cecPreference.setVisible(false);
}
}
private void updateDefaultAudioOutputSettings() {
final SlicePreference defaultAudioOutputSlicePref = findPreference(
KEY_DEFAULT_AUDIO_OUTPUT_SETTINGS_SLICE);
if (defaultAudioOutputSlicePref != null) {
defaultAudioOutputSlicePref.setVisible(
SliceUtils.isSliceProviderValid(getContext(),
defaultAudioOutputSlicePref.getUri())
&& SliceUtils.isSettingsSliceEnabled(getContext(),
defaultAudioOutputSlicePref.getUri(), null));
}
}
@Override
protected int getPageId() {
return TvSettingsEnums.DISPLAY_SOUND;
}
@Override
public void onDisplayAdded(int displayId) {}
@Override
public void onDisplayRemoved(int displayId) {}
@Override
public void onDisplayChanged(int displayId) {
Display.Mode newMode = mDisplayManager.getGlobalUserPreferredDisplayMode();
if (!Objects.equals(mCurrentMode, newMode)) {
updateResolutionTitleDescription(
ResolutionSelectionUtils.modeToString(newMode, getContext()));
mCurrentMode = newMode;
}
}
@VisibleForTesting
DisplayManager getDisplayManager() {
return getContext().getSystemService(DisplayManager.class);
}
private void updateResolutionTitleDescription(String summary) {
Preference titlePreference = findPreference(KEY_RESOLUTION_TITLE);
if (titlePreference != null) {
titlePreference.setSummary(summary);
}
}
private void removeResolutionPreference() {
Preference resolutionPreference = findPreference(KEY_RESOLUTION_TITLE);
if (resolutionPreference != null) {
getPreferenceScreen().removePreference(resolutionPreference);
}
}
}
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