90 lines
3.2 KiB
Java
90 lines
3.2 KiB
Java
/*
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* Copyright (C) 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.accessibility;
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import android.content.Context;
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import android.media.AudioManager;
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import android.provider.Settings;
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import android.telephony.TelephonyManager;
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import com.android.internal.annotations.VisibleForTesting;
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import com.android.internal.telephony.flags.Flags;
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import com.android.settings.R;
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import com.android.settings.core.TogglePreferenceController;
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/** Preference controller for Hearing Aid Compatibility (HAC) settings */
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public class HearingAidCompatibilityPreferenceController extends TogglePreferenceController {
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// Hearing Aid Compatibility settings values
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static final String HAC_KEY = "HACSetting";
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static final String HAC_VAL_ON = "ON";
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static final String HAC_VAL_OFF = "OFF";
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@VisibleForTesting
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static final int HAC_DISABLED = 0;
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@VisibleForTesting
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static final int HAC_ENABLED = 1;
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private final TelephonyManager mTelephonyManager;
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private final AudioManager mAudioManager;
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public HearingAidCompatibilityPreferenceController(Context context,
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String preferenceKey) {
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super(context, preferenceKey);
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mTelephonyManager = context.getSystemService(TelephonyManager.class);
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mAudioManager = context.getSystemService(AudioManager.class);
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}
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@Override
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public int getAvailabilityStatus() {
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if (Flags.enforceTelephonyFeatureMappingForPublicApis()) {
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try {
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return mTelephonyManager.isHearingAidCompatibilitySupported() ? AVAILABLE
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: UNSUPPORTED_ON_DEVICE;
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} catch (UnsupportedOperationException e) {
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// Device doesn't support FEATURE_TELEPHONY_CALLING
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return UNSUPPORTED_ON_DEVICE;
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}
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} else {
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return mTelephonyManager.isHearingAidCompatibilitySupported() ? AVAILABLE
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: UNSUPPORTED_ON_DEVICE;
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}
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}
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@Override
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public boolean isChecked() {
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final int hac = Settings.System.getInt(mContext.getContentResolver(),
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Settings.System.HEARING_AID, HAC_DISABLED);
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return hac == HAC_ENABLED;
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}
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@Override
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public boolean setChecked(boolean isChecked) {
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setAudioParameterHacEnabled(isChecked);
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return Settings.System.putInt(mContext.getContentResolver(), Settings.System.HEARING_AID,
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(isChecked ? HAC_ENABLED : HAC_DISABLED));
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}
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@Override
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public int getSliceHighlightMenuRes() {
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return R.string.menu_key_accessibility;
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}
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private void setAudioParameterHacEnabled(boolean enabled) {
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mAudioManager.setParameters(HAC_KEY + "=" + (enabled ? HAC_VAL_ON : HAC_VAL_OFF) + ";");
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}
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}
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