/* * Copyright 2017 Keval Patel. * * 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.kevalpatel2106.emoticongifkeyboard.internal.emoticon; import android.os.Bundle; import android.support.annotation.Nullable; import android.support.v4.app.Fragment; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.GridView; import android.widget.ViewFlipper; import com.kevalpatel2106.emoticongifkeyboard.R; import com.kevalpatel2106.emoticongifkeyboard.emoticons.Emoticon; import com.kevalpatel2106.emoticongifkeyboard.emoticons.EmoticonProvider; import com.kevalpatel2106.emoticongifkeyboard.emoticons.EmoticonSelectListener; import java.util.List; /** * A simple {@link Fragment} subclass. */ public final class EmoticonGridFragment extends Fragment implements AdapterView.OnItemClickListener { private static final String ARG_CATEGORY_ID = "arg_category_id"; /** * Listener to notify when emoticons selected. */ @Nullable private EmoticonSelectListener mEmoticonSelectListener; /** * Emoticon provider */ @Nullable private EmoticonProvider mEmoticonProvider; public EmoticonGridFragment() { // Required empty public constructor } /** * Get the new instance of {@link EmoticonGridFragment}. * * @param category Category id to display. * @param emoticonProvider {@link EmoticonProvider} to customize the emoticon * @param emoticonSelectListener {@link EmoticonSelectListener} to notify when {@link Emoticon} * gets selected. * @return new {@link EmoticonGridFragment}. */ static EmoticonGridFragment newInstance(@EmoticonsCategories.EmoticonsCategory int category, @Nullable EmoticonSelectListener emoticonSelectListener, @Nullable EmoticonProvider emoticonProvider) { EmoticonGridFragment emoticonGridFragment = new EmoticonGridFragment(); emoticonGridFragment.setEmoticonProvider(emoticonProvider); emoticonGridFragment.setEmoticonSelectListener(emoticonSelectListener); //Set the category id arguments Bundle bundle = new Bundle(); bundle.putInt(ARG_CATEGORY_ID, category); emoticonGridFragment.setArguments(bundle); return emoticonGridFragment; } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { return inflater.inflate(R.layout.fragment_emoticon_grid, container, false); } @Override public void onViewCreated(View view, @Nullable Bundle savedInstanceState) { super.onViewCreated(view, savedInstanceState); ViewFlipper mainViewFlipper = view.findViewById(R.id.recent_emoticon_flipper); List<Emoticon> emoticonList = getEmoticonsList(getArguments().getInt(ARG_CATEGORY_ID, -1)); if (emoticonList.isEmpty()) { mainViewFlipper.setDisplayedChild(1); } else { mainViewFlipper.setDisplayedChild(0); GridView emoticonGrid = view.findViewById(R.id.emoticon_list_grid); emoticonGrid.setNumColumns(getResources().getInteger(R.integer.emoticon_recycler_view_span_size)); emoticonGrid.setOnItemClickListener(this); //Bind the adapter //noinspection WrongConstant EmoticonGridAdapter emoticonGridAdapter = new EmoticonGridAdapter(getActivity(), mEmoticonProvider, emoticonList); emoticonGrid.setAdapter(emoticonGridAdapter); } } /** * Set the {@link EmoticonSelectListener} to get notify whenever the emoticon is selected or deleted. * * @param emoticonSelectListener {@link EmoticonSelectListener} */ @SuppressWarnings("ConstantConditions") public void setEmoticonSelectListener(@Nullable EmoticonSelectListener emoticonSelectListener) { mEmoticonSelectListener = emoticonSelectListener; } /** * Set the {@link EmoticonProvider} to render different images for unicode. If the value is null, * system emoticon images will render. * * @param emoticonProvider {@link EmoticonProvider} */ public void setEmoticonProvider(@Nullable EmoticonProvider emoticonProvider) { mEmoticonProvider = emoticonProvider; } /** * Get the emoticons list for the selected category. * * @param category category id. * @return List of {@link Emoticon} */ private List<Emoticon> getEmoticonsList(@EmoticonsCategories.EmoticonsCategory int category) { switch (category) { case EmoticonsCategories.RECENT: return EmoticonRecentManager.getInstance(getActivity()).getRecentEmoticons(); case EmoticonsCategories.PEOPLE: case EmoticonsCategories.NATURE: case EmoticonsCategories.FOOD: case EmoticonsCategories.ACTIVITY: case EmoticonsCategories.TRAVEL: case EmoticonsCategories.OBJECTS: case EmoticonsCategories.SYMBOLS: case EmoticonsCategories.FLAGS: return new EmoticonDbHelper(getActivity()).getEmoticons(category, mEmoticonProvider); default: throw new IllegalStateException("Invalid position."); } } /** * When any of the item from the emoticon grid will click, this method will call. * * @param position Position if the item clicked. */ @Override public void onItemClick(AdapterView<?> adapterView, View view, int position, long l) { Emoticon emoticon = (Emoticon) adapterView.getAdapter().getItem(position); //Notify the emoticon if (mEmoticonSelectListener != null) mEmoticonSelectListener.emoticonSelected(emoticon); //Save the emoticon to the recent list EmoticonRecentManager.getInstance(getActivity()).add(emoticon); } }