SelectionBuilderListV2Impl.java
/*
* Copyright 2018 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 androidx.slice.builders.impl;
import static android.app.slice.Slice.HINT_LIST_ITEM;
import static android.app.slice.Slice.HINT_SELECTED;
import static android.app.slice.Slice.HINT_TITLE;
import static android.app.slice.Slice.SUBTYPE_CONTENT_DESCRIPTION;
import static android.app.slice.Slice.SUBTYPE_LAYOUT_DIRECTION;
import static androidx.annotation.RestrictTo.Scope.LIBRARY;
import static androidx.slice.core.SliceHints.HINT_SELECTION_OPTION;
import static androidx.slice.core.SliceHints.SUBTYPE_SELECTION;
import static androidx.slice.core.SliceHints.SUBTYPE_SELECTION_OPTION_KEY;
import static androidx.slice.core.SliceHints.SUBTYPE_SELECTION_OPTION_VALUE;
import androidx.annotation.RequiresApi;
import androidx.annotation.RestrictTo;
import androidx.core.util.Pair;
import androidx.slice.Slice;
import androidx.slice.builders.SelectionBuilder;
import java.util.List;
/**
* @hide
*/
@RestrictTo(LIBRARY)
@RequiresApi(19)
public class SelectionBuilderListV2Impl extends SelectionBuilderImpl {
public SelectionBuilderListV2Impl(Slice.Builder parentSliceBuilder,
SelectionBuilder selectionBuilder) {
super(parentSliceBuilder, selectionBuilder);
}
@Override
public void apply(Slice.Builder sliceBuilder) {
Slice.Builder actionBuilder = new Slice.Builder(sliceBuilder);
final SelectionBuilder selectionBuilder = getSelectionBuilder();
selectionBuilder.check();
if (selectionBuilder.getTitle() != null) {
actionBuilder.addText(selectionBuilder.getTitle(), null, HINT_TITLE);
}
if (selectionBuilder.getSubtitle() != null) {
actionBuilder.addText(selectionBuilder.getSubtitle(), null);
}
if (selectionBuilder.getContentDescription() != null) {
actionBuilder.addText(selectionBuilder.getContentDescription(),
SUBTYPE_CONTENT_DESCRIPTION);
}
if (selectionBuilder.getLayoutDirection() != -1) {
actionBuilder.addInt(selectionBuilder.getLayoutDirection(), SUBTYPE_LAYOUT_DIRECTION);
}
final List<Pair<String, CharSequence>> options = selectionBuilder.getOptions();
for (Pair<String, CharSequence> option : options) {
final Slice.Builder optionSubSliceBuilder = new Slice.Builder(sliceBuilder);
if (option.first.equals(selectionBuilder.getSelectedOption())) {
optionSubSliceBuilder.addHints(HINT_SELECTED);
}
optionSubSliceBuilder.addText(option.first, SUBTYPE_SELECTION_OPTION_KEY);
optionSubSliceBuilder.addText(option.second, SUBTYPE_SELECTION_OPTION_VALUE);
optionSubSliceBuilder.addHints(HINT_SELECTION_OPTION);
actionBuilder.addSubSlice(optionSubSliceBuilder.build());
}
selectionBuilder.getPrimaryAction().setPrimaryAction(actionBuilder);
sliceBuilder.addAction(selectionBuilder.getInputAction(), actionBuilder.build(),
SUBTYPE_SELECTION);
// TODO: This should ideally be in ListBuilder, not here.
sliceBuilder.addHints(HINT_LIST_ITEM);
}
}