Java tutorial
/* * Copyright (C) 2015 Paul Burke * * 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.colinearproductions.scrumcompanion; import android.graphics.Color; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentTransaction; import android.support.v7.widget.RecyclerView; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.Button; import android.widget.TextView; import java.util.ArrayList; import java.util.List; import Helper.ItemTouchHelperViewHolder; import Scrum.UserStory; public class BacklogRecyclerViewAdapter extends RecyclerView.Adapter<BacklogRecyclerViewAdapter.ItemViewHolder> { private final List<UserStory> mItems = new ArrayList<>(); FragmentManager fragmentManager; public BacklogRecyclerViewAdapter(FragmentManager fragmentManager) { this.fragmentManager = fragmentManager; } @Override public ItemViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.backlog_item, parent, false); ItemViewHolder itemViewHolder = new ItemViewHolder(view, fragmentManager); return itemViewHolder; } @Override public void onBindViewHolder(final ItemViewHolder holder, int position) { holder.description.setText(mItems.get(position).getDescription()); holder.points.setText("Points: " + mItems.get(position).countSotryPoints()); holder.setUserStory(mItems.get(position)); } @Override public int getItemCount() { return mItems.size(); } public static class ItemViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener { public final TextView description; public final TextView points; public final TextView addToSprintButton; public UserStory story; FragmentManager fragmentManager; public ItemViewHolder(View itemView, FragmentManager fragmentManager) { super(itemView); itemView.setOnClickListener(this); this.fragmentManager = fragmentManager; addToSprintButton = (TextView) itemView.findViewById(R.id.add_US_to_current_sprint_button); addToSprintButton.setOnClickListener(this); points = (TextView) itemView.findViewById(R.id.user_story_list_points_text); description = (TextView) itemView.findViewById(R.id.user_story_list_description); } public void setUserStory(UserStory s) { this.story = s; } @Override public void onClick(View v) { if (v.getId() == addToSprintButton.getId()) { BacklogFragment backlogFragment = (BacklogFragment) fragmentManager .findFragmentByTag(MainScreen.BACKLOG_FRAGMENT_TAG); ((MainScreen) backlogFragment.getActivity()).addUserStoryToSprint(story); } else { FragmentTransaction transaction = fragmentManager.beginTransaction(); UserStoryFragment fragment = new UserStoryFragment(); fragment.setUserStory(story); transaction.replace(R.id.main_frame_layout, fragment, MainScreen.USER_STORY_FRAGMENT_TAG); transaction.addToBackStack(MainScreen.USER_STORY_FRAGMENT_TAG); transaction.commit(); } } } public void addAllItems(ArrayList<UserStory> stories) { mItems.clear(); mItems.addAll(stories); notifyDataSetChanged(); } }