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/*
* Copyright (C) 2017 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.dream;
import android.app.settings.SettingsEnums;
import android.content.ComponentName;
import android.content.Context;
import android.graphics.drawable.Drawable;
import com.android.settings.R;
import com.android.settings.search.BaseSearchIndexProvider;
import com.android.settings.widget.RadioButtonPickerFragment;
import com.android.settingslib.dream.DreamBackend;
import com.android.settingslib.dream.DreamBackend.DreamInfo;
import com.android.settingslib.search.SearchIndexable;
import com.android.settingslib.widget.CandidateInfo;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
/**
* Settings picker screen for current screen saver
*/
@SearchIndexable
public final class CurrentDreamPicker extends RadioButtonPickerFragment {
private DreamBackend mBackend;
@Override
public void onAttach(Context context) {
super.onAttach(context);
mBackend = DreamBackend.getInstance(context);
}
@Override
protected int getPreferenceScreenResId() {
return R.xml.current_dream_settings;
}
@Override
public int getMetricsCategory() {
return SettingsEnums.DREAM;
}
@Override
protected boolean setDefaultKey(String key) {
Map<String, ComponentName> componentNameMap = getDreamComponentsMap();
if (componentNameMap.get(key) != null) {
mBackend.setActiveDream(componentNameMap.get(key));
return true;
}
return false;
}
@Override
protected String getDefaultKey() {
return mBackend.getActiveDream().flattenToString();
}
@Override
protected List<? extends CandidateInfo> getCandidates() {
final List<DreamCandidateInfo> candidates;
candidates = mBackend.getDreamInfos().stream()
.map(DreamCandidateInfo::new)
.collect(Collectors.toList());
return candidates;
}
@Override
protected void onSelectionPerformed(boolean success) {
super.onSelectionPerformed(success);
getActivity().finish();
}
private Map<String, ComponentName> getDreamComponentsMap() {
Map<String, ComponentName> comps = new HashMap<>();
mBackend.getDreamInfos()
.forEach((info) ->
comps.put(info.componentName.flattenToString(), info.componentName));
return comps;
}
private static final class DreamCandidateInfo extends CandidateInfo {
private final CharSequence name;
private final Drawable icon;
private final String key;
DreamCandidateInfo(DreamInfo info) {
super(true);
name = info.caption;
icon = info.icon;
key = info.componentName.flattenToString();
}
@Override
public CharSequence loadLabel() {
return name;
}
@Override
public Drawable loadIcon() {
return icon;
}
@Override
public String getKey() {
return key;
}
}
public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
new BaseSearchIndexProvider(R.xml.current_dream_settings);
}
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