Files
app_Settings/src/com/android/settings/gestures/GesturePreferenceController.java
Fan Zhang 12533b9588 Partial revert Ib2396575bbc69a7cca5e9c90e113c76ff6db00b5
The previous change removed summary text for gesture settings too
aggresively. We still need summary in main Settings app, just not in
search.

Fixes: 130652619
Test: manual
Change-Id: I95ae3ca31b34a514f10993413527e987cf67d998
2019-04-22 12:28:07 -07:00

106 lines
3.3 KiB
Java

/*
* Copyright (C) 2016 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.settings.gestures;
import android.content.Context;
import android.os.Bundle;
import androidx.annotation.VisibleForTesting;
import androidx.preference.Preference;
import androidx.preference.PreferenceScreen;
import com.android.settings.R;
import com.android.settings.core.TogglePreferenceController;
import com.android.settings.widget.VideoPreference;
import com.android.settingslib.core.lifecycle.LifecycleObserver;
import com.android.settingslib.core.lifecycle.events.OnCreate;
import com.android.settingslib.core.lifecycle.events.OnPause;
import com.android.settingslib.core.lifecycle.events.OnResume;
import com.android.settingslib.core.lifecycle.events.OnSaveInstanceState;
public abstract class GesturePreferenceController extends TogglePreferenceController
implements Preference.OnPreferenceChangeListener,
LifecycleObserver, OnResume, OnPause, OnCreate, OnSaveInstanceState {
@VisibleForTesting
static final String KEY_VIDEO_PAUSED = "key_video_paused";
private VideoPreference mVideoPreference;
@VisibleForTesting
boolean mVideoPaused;
public GesturePreferenceController(Context context, String key) {
super(context, key);
}
@Override
public void displayPreference(PreferenceScreen screen) {
super.displayPreference(screen);
if (isAvailable()) {
mVideoPreference = screen.findPreference(getVideoPrefKey());
}
}
@Override
public void updateState(Preference preference) {
super.updateState(preference);
if (preference != null) {
// Different meanings of "Enabled" for the Preference and Controller.
preference.setEnabled(canHandleClicks());
}
}
@Override
public CharSequence getSummary() {
return mContext.getText(
isChecked() ? R.string.gesture_setting_on : R.string.gesture_setting_off);
}
@Override
public void onCreate(Bundle savedInstanceState) {
if (savedInstanceState != null) {
mVideoPaused = savedInstanceState.getBoolean(KEY_VIDEO_PAUSED, false);
}
}
@Override
public void onSaveInstanceState(Bundle outState) {
outState.putBoolean(KEY_VIDEO_PAUSED, mVideoPaused);
}
@Override
public void onPause() {
if (mVideoPreference != null) {
mVideoPaused = mVideoPreference.isVideoPaused();
mVideoPreference.onViewInvisible();
}
}
@Override
public void onResume() {
if (mVideoPreference != null) {
mVideoPreference.onViewVisible(mVideoPaused);
}
}
protected abstract String getVideoPrefKey();
protected boolean canHandleClicks() {
return true;
}
}