FairEmail/app/src/main/java/eu/faircode/email/ItemDetailsLookupMessage.java

package eu.faircode.email;

/*
    This file is part of FairEmail.

    FairEmail is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    FairEmail is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with FairEmail.  If not, see <http://www.gnu.org/licenses/>.

    Copyright 2018-2019 by Marcel Bokhorst (M66B)
*/

import android.view.MotionEvent;
import android.view.View;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.recyclerview.selection.ItemDetailsLookup;
import androidx.recyclerview.widget.RecyclerView;

public class ItemDetailsLookupMessage extends ItemDetailsLookup<Long> {
    private RecyclerView recyclerView;

    ItemDetailsLookupMessage(RecyclerView recyclerView) {
        this.recyclerView = recyclerView;
    }

    @Nullable
    @Override
    public ItemDetails<Long> getItemDetails(@NonNull MotionEvent motionEvent) {
        View view = recyclerView.findChildViewUnder(motionEvent.getX(), motionEvent.getY());
        if (view != null) {
            RecyclerView.ViewHolder viewHolder = recyclerView.getChildViewHolder(view);
            if (viewHolder instanceof AdapterMessage.ViewHolder)
                return ((AdapterMessage.ViewHolder) viewHolder).getItemDetails(motionEvent);
        }
        return null;
    }
}