9b6f181340
Bug: 33429853 Test: RunSettingsRoboTests Change-Id: I5633953e3d7b07f9006e541b96a24a2a769e2686
85 lines
2.8 KiB
Java
85 lines
2.8 KiB
Java
/*
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* Copyright (C) 2016 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.gestures;
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import android.content.Context;
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import android.support.v7.preference.Preference;
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import android.support.v7.preference.PreferenceScreen;
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import android.support.v7.preference.TwoStatePreference;
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import com.android.settings.R;
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import com.android.settings.core.PreferenceController;
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import com.android.settings.core.lifecycle.Lifecycle;
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import com.android.settings.core.lifecycle.LifecycleObserver;
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import com.android.settings.core.lifecycle.events.OnStart;
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import com.android.settings.core.lifecycle.events.OnStop;
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import com.android.settings.widget.VideoPreference;
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public abstract class GesturePreferenceController extends PreferenceController
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implements Preference.OnPreferenceChangeListener, LifecycleObserver, OnStart, OnStop {
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private VideoPreference mVideoPreference;
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public GesturePreferenceController(Context context, Lifecycle lifecycle) {
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super(context);
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if (lifecycle != null) {
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lifecycle.addObserver(this);
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}
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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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if (isAvailable()) {
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mVideoPreference = (VideoPreference) screen.findPreference(getVideoPrefKey());
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}
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}
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@Override
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public void updateState(Preference preference) {
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super.updateState(preference);
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final boolean isEnabled = isSwitchPrefEnabled();
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if (preference != null) {
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if (preference instanceof TwoStatePreference) {
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((TwoStatePreference) preference).setChecked(isEnabled);
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} else {
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preference.setSummary(isEnabled
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? R.string.gesture_setting_on
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: R.string.gesture_setting_off);
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}
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}
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}
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@Override
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public void onStop() {
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if (mVideoPreference != null) {
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mVideoPreference.onViewInvisible();
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}
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}
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@Override
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public void onStart() {
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if (mVideoPreference != null) {
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mVideoPreference.onViewVisible();
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}
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}
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protected abstract String getVideoPrefKey();
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protected abstract boolean isSwitchPrefEnabled();
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}
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