c1fb0ae240
* BaseHearingDevicePreferenceController will also be used in "Hearing devices", so extract to parent class first. Bug: 237625815 Test: make RunSettingsRoboTests ROBOTEST_FILTER="(SavedHearingDeviceUpdaterTest|BaseBluetoothDevicePreferenceControllerTest|BluetoothDeviceUpdaterTest|AvailableMediaBluetoothDeviceUpdaterTest|ConnectedBluetoothDeviceUpdaterTest|SavedBluetoothDeviceUpdaterTest)" Change-Id: I8a492866f48e3a664b9ff78bce5a4f082c0dc465
74 lines
2.4 KiB
Java
74 lines
2.4 KiB
Java
/*
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* Copyright (C) 2023 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.content.pm.PackageManager;
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import androidx.preference.Preference;
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import androidx.preference.PreferenceCategory;
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import androidx.preference.PreferenceScreen;
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import com.android.settings.connecteddevice.DevicePreferenceCallback;
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import com.android.settings.core.BasePreferenceController;
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/**
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* Abstract base class for bluetooth preference controller to handle UI logic, e.g. availability
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* status, preference added, and preference removed.
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*/
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public abstract class BaseBluetoothDevicePreferenceController extends BasePreferenceController
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implements DevicePreferenceCallback {
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private PreferenceCategory mPreferenceCategory;
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public BaseBluetoothDevicePreferenceController(Context context,
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String preferenceKey) {
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super(context, preferenceKey);
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}
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@Override
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public int getAvailabilityStatus() {
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return (mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_BLUETOOTH))
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? AVAILABLE
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: CONDITIONALLY_UNAVAILABLE;
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}
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@Override
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public void displayPreference(PreferenceScreen screen) {
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super.displayPreference(screen);
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mPreferenceCategory = screen.findPreference(getPreferenceKey());
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mPreferenceCategory.setVisible(false);
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}
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@Override
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public void onDeviceAdded(Preference preference) {
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if (mPreferenceCategory.getPreferenceCount() == 0) {
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mPreferenceCategory.setVisible(true);
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}
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mPreferenceCategory.addPreference(preference);
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}
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@Override
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public void onDeviceRemoved(Preference preference) {
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mPreferenceCategory.removePreference(preference);
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if (mPreferenceCategory.getPreferenceCount() == 0) {
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mPreferenceCategory.setVisible(false);
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}
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}
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}
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