| /* |
| * Copyright (C) 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 com.android.car.dialer.ui.favorite; |
| |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.ViewGroup; |
| |
| import androidx.annotation.NonNull; |
| import androidx.recyclerview.widget.LinearLayoutManager; |
| import androidx.recyclerview.widget.RecyclerView; |
| |
| import com.android.car.dialer.R; |
| import com.android.car.dialer.log.L; |
| import com.android.car.dialer.ui.common.DialerUtils; |
| import com.android.car.dialer.ui.common.OnItemClickedListener; |
| import com.android.car.dialer.ui.common.entity.Header; |
| import com.android.car.telephony.common.Contact; |
| import com.android.car.ui.recyclerview.DelegatingContentLimitingAdapter; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| /** |
| * Adapter class for binding favorite contacts. |
| */ |
| public class FavoriteAdapter extends RecyclerView.Adapter<FavoriteContactViewHolder> implements |
| DelegatingContentLimitingAdapter.ContentLimiting { |
| private static final String TAG = "CD.FavoriteAdapter"; |
| static final int TYPE_CONTACT = 0; |
| static final int TYPE_HEADER = 1; |
| static final int TYPE_ADD_FAVORITE = 2; |
| |
| private Integer mSortMethod; |
| private LinearLayoutManager mLayoutManager; |
| private int mLimitingAnchorIndex = 0; |
| |
| /** |
| * Listener interface for when the add favorite button is clicked |
| */ |
| public interface OnAddFavoriteClickedListener { |
| /** |
| * Called when the add favorite button is clicked |
| */ |
| void onAddFavoriteClicked(); |
| } |
| |
| private List<Object> mFavoriteContacts = Collections.emptyList(); |
| private OnItemClickedListener<Contact> mListener; |
| private OnAddFavoriteClickedListener mAddFavoriteListener; |
| |
| /** |
| * Sets the favorite contact list. |
| */ |
| public void setFavoriteContacts(List<Object> favoriteContacts) { |
| L.d(TAG, "setFavoriteContacts %s", favoriteContacts); |
| mFavoriteContacts = (favoriteContacts != null) ? favoriteContacts : Collections.emptyList(); |
| notifyDataSetChanged(); |
| } |
| |
| /** |
| * Sets the sorting method for the list. |
| */ |
| public void setSortMethod(Integer sortMethod) { |
| mSortMethod = sortMethod; |
| } |
| |
| @Override |
| public int getItemCount() { |
| return mFavoriteContacts.size(); |
| } |
| |
| @Override |
| public int getItemViewType(int position) { |
| Object item = mFavoriteContacts.get(position); |
| if (item instanceof Contact) { |
| return TYPE_CONTACT; |
| } else if (item instanceof Header) { |
| return TYPE_HEADER; |
| } else { |
| return TYPE_ADD_FAVORITE; |
| } |
| } |
| |
| @Override |
| public FavoriteContactViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { |
| int layoutId; |
| if (viewType == TYPE_CONTACT) { |
| layoutId = R.layout.favorite_contact_list_item; |
| } else if (viewType == TYPE_HEADER) { |
| layoutId = R.layout.header_item; |
| } else { |
| layoutId = R.layout.add_favorite_list_item; |
| } |
| |
| View view = LayoutInflater.from(parent.getContext()).inflate(layoutId, parent, false); |
| return new FavoriteContactViewHolder(view); |
| } |
| |
| @Override |
| public void onBindViewHolder(FavoriteContactViewHolder viewHolder, int position) { |
| int itemViewType = getItemViewType(position); |
| switch (itemViewType) { |
| case TYPE_CONTACT: |
| Contact contact = (Contact) mFavoriteContacts.get(position); |
| viewHolder.bind(contact, mSortMethod); |
| viewHolder.itemView.setOnClickListener(v -> onItemViewClicked(contact)); |
| break; |
| case TYPE_HEADER: |
| Header header = (Header) mFavoriteContacts.get(position); |
| viewHolder.onBind(header); |
| viewHolder.itemView.setOnClickListener(null); |
| break; |
| case TYPE_ADD_FAVORITE: |
| viewHolder.itemView.setOnClickListener(v -> { |
| if (mAddFavoriteListener != null) { |
| mAddFavoriteListener.onAddFavoriteClicked(); |
| } |
| }); |
| break; |
| } |
| } |
| |
| @Override |
| public void onAttachedToRecyclerView(@NonNull RecyclerView recyclerView) { |
| super.onAttachedToRecyclerView(recyclerView); |
| mLayoutManager = (LinearLayoutManager) recyclerView.getLayoutManager(); |
| } |
| |
| @Override |
| public void onDetachedFromRecyclerView(@NonNull RecyclerView recyclerView) { |
| mLayoutManager = null; |
| super.onDetachedFromRecyclerView(recyclerView); |
| } |
| |
| @Override |
| public int getScrollToPositionWhenRestricted() { |
| // Not scrolling. |
| return -1; |
| } |
| |
| @Override |
| public int computeAnchorIndexWhenRestricting() { |
| mLimitingAnchorIndex = DialerUtils.getFirstVisibleItemPosition(mLayoutManager); |
| return mLimitingAnchorIndex; |
| } |
| |
| /** |
| * Returns the previous list limiting anchor position. |
| */ |
| public int getLastLimitingAnchorIndex() { |
| return mLimitingAnchorIndex; |
| } |
| |
| private void onItemViewClicked(Contact contact) { |
| if (mListener != null) { |
| mListener.onItemClicked(contact); |
| } |
| } |
| |
| /** |
| * Sets a {@link OnItemClickedListener listener} which will be called when an item is clicked. |
| */ |
| public void setOnListItemClickedListener(OnItemClickedListener<Contact> listener) { |
| mListener = listener; |
| } |
| |
| /** |
| * Sets a {@link OnAddFavoriteClickedListener listener} which will be called when the "Add |
| * favorite" button is clicked. |
| */ |
| public void setOnAddFavoriteClickedListener(OnAddFavoriteClickedListener listener) { |
| mAddFavoriteListener = listener; |
| } |
| } |