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/*
* Copyright (C) 2015 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 android.support.v17.leanback.supportleanbackshowcase.app.details;
import android.support.v17.leanback.supportleanbackshowcase.models.CardRow;
import android.support.v17.leanback.supportleanbackshowcase.utils.CardListRow;
import android.support.v17.leanback.widget.ListRowPresenter;
import android.support.v17.leanback.widget.Presenter;
import android.support.v17.leanback.widget.PresenterSelector;
/**
* This {@link PresenterSelector} will return a {@link ListRowPresenter} which has shadow support
* enabled or not depending on {@link CardRow#useShadow()} for a given row.
*/
public class ShadowRowPresenterSelector extends PresenterSelector {
private ListRowPresenter mShadowEnabledRowPresenter = new ListRowPresenter();
private ListRowPresenter mShadowDisabledRowPresenter = new ListRowPresenter();
public ShadowRowPresenterSelector() {
mShadowDisabledRowPresenter.setShadowEnabled(false);
}
@Override public Presenter getPresenter(Object item) {
if (!(item instanceof CardListRow)) return mShadowDisabledRowPresenter;
CardListRow listRow = (CardListRow) item;
CardRow row = listRow.getCardRow();
if (row.useShadow()) return mShadowEnabledRowPresenter;
return mShadowDisabledRowPresenter;
}
}
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