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Commit 04753956 authored by Angela Wang's avatar Angela Wang
Browse files

Show message dialog when turning on HAC if needed 

Flag: EXEMPT bugfix
Bug: 402786108
Test: manually check on device
Change-Id: I0984cf25c77e3dfabd9cb338eeb3cfa05ca3e79f
parent a238bc2e

res/values/strings.xml

+2 −0
Original line number Diff line number Diff line
@@ -5916,6 +5916,8 @@ 
    <string name="accessibility_hac_mode_title">Hearing aid compatibility</string>

    <!--Summary for the Hearing Aid Compatibility preference in the accessibility page. [CHAR LIMIT=NONE] -->

    <string name="accessibility_hac_mode_summary">Improves compatibility with telecoils and reduces unwanted noise</string>

    <!-- Message for the Hearing Aid Compatibility disclaimer dialog. The dialog will not show if this string is empty. [CHAR LIMIT=NONE] -->

    <string name="hac_disclaimer_message"></string>

    <!-- Title for accessibility hearing device page footer. [CHAR LIMIT=40] -->

    <string name="accessibility_hearing_device_about_title">About hearing devices</string>

    <!-- Description for text in accessibility hearing aids footer. [CHAR LIMIT=NONE] -->

src/com/android/settings/accessibility/AccessibilityHearingAidsFragment.java

+1 −0
Original line number Diff line number Diff line
@@ -51,6 +51,7 @@ public class AccessibilityHearingAidsFragment extends AccessibilityShortcutPrefe 
        super.onAttach(context);

        use(AvailableHearingDevicePreferenceController.class).init(this);

        use(SavedHearingDevicePreferenceController.class).init(this);

        use(HearingAidCompatibilityPreferenceController.class).init(this);

    }



    @Override

src/com/android/settings/accessibility/HearingAidCompatibilityPreferenceController.java

+48 −0
Original line number Diff line number Diff line
@@ -16,19 +16,33 @@ 


package com.android.settings.accessibility;



import android.app.Dialog;

import android.app.settings.SettingsEnums;

import android.content.Context;

import android.media.AudioManager;

import android.os.Bundle;

import android.provider.Settings;

import android.telephony.TelephonyManager;

import android.text.TextUtils;



import androidx.annotation.NonNull;

import androidx.annotation.Nullable;

import androidx.appcompat.app.AlertDialog;

import androidx.fragment.app.FragmentManager;



import com.android.internal.annotations.VisibleForTesting;

import com.android.settings.R;

import com.android.settings.core.TogglePreferenceController;

import com.android.settings.core.instrumentation.InstrumentedDialogFragment;

import com.android.settings.dashboard.DashboardFragment;

import com.android.settings.overlay.FeatureFactory;



/** Preference controller for Hearing Aid Compatibility (HAC) settings */

public class HearingAidCompatibilityPreferenceController extends TogglePreferenceController {



    private static final String TAG =

            HearingAidCompatibilityPreferenceController.class.getSimpleName();



    // Hearing Aid Compatibility settings values

    static final String HAC_KEY = "HACSetting";

    static final String HAC_VAL_ON = "ON";
@@ -40,6 +54,7 @@ public class HearingAidCompatibilityPreferenceController extends TogglePreferenc 


    private final TelephonyManager mTelephonyManager;

    private final AudioManager mAudioManager;

    private FragmentManager mFragmentManager;



    public HearingAidCompatibilityPreferenceController(Context context,

            String preferenceKey) {
@@ -48,6 +63,10 @@ public class HearingAidCompatibilityPreferenceController extends TogglePreferenc 
        mAudioManager = context.getSystemService(AudioManager.class);

    }



    void init(DashboardFragment fragment) {

        mFragmentManager = fragment.getParentFragmentManager();

    }



    @Override

    public int getAvailabilityStatus() {

        try {
@@ -68,6 +87,9 @@ public class HearingAidCompatibilityPreferenceController extends TogglePreferenc 


    @Override

    public boolean setChecked(boolean isChecked) {

        if (isChecked && shouldShowDisclaimer()) {

            HacDisclaimerDialog.newInstance().show(mFragmentManager, TAG);

        }

        FeatureFactory.getFeatureFactory().getMetricsFeatureProvider().changed(

                getMetricsCategory(), getPreferenceKey(), isChecked ? 1 : 0);

        setAudioParameterHacEnabled(isChecked);
@@ -84,4 +106,30 @@ public class HearingAidCompatibilityPreferenceController extends TogglePreferenc 
    private void setAudioParameterHacEnabled(boolean enabled) {

        mAudioManager.setParameters(HAC_KEY + "=" + (enabled ? HAC_VAL_ON : HAC_VAL_OFF) + ";");

    }



    private boolean shouldShowDisclaimer() {

        return !TextUtils.isEmpty(mContext.getText(R.string.hac_disclaimer_message));

    }



    /** Dialog to tell user about the disclaimer to turn on HAC */

    public static class HacDisclaimerDialog extends InstrumentedDialogFragment {



        static HacDisclaimerDialog newInstance() {

            return new HacDisclaimerDialog();

        }



        @NonNull

        @Override

        public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {

            return new AlertDialog.Builder(getActivity())

                    .setMessage(R.string.hac_disclaimer_message)

                    .setPositiveButton(android.R.string.ok, null)

                    .create();

        }



        @Override

        public int getMetricsCategory() {

            return SettingsEnums.DIALOG_HAC_DISCLAIMER;

        }

    }

}