FriendListView.java

/*
 * Copyright 2013 Square Inc.
 *
 * 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.example.stackmasterdetailfrag.paths.friend.friendlist;

import android.content.Context;
import android.util.AttributeSet;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView;

import com.example.stackmasterdetailfrag.application.IsMasterView;
import com.example.stackmasterdetailfrag.data.model.User;
import com.example.stackmasterdetailfrag.paths.MasterDetailPath;
import com.example.stackmasterdetailfrag.paths.friend.FriendPathRoot;
import com.example.stackmasterdetailfrag.paths.friend.friend.FriendPath;
import com.example.stackmasterdetailfrag.util.BackstackService;
import com.example.stackmasterdetailfrag.util.Utils;

import java.util.List;

import javax.inject.Inject;

public class FriendListView
        extends ListView
        implements IsMasterView {
    @Inject
    List<User> friends;

    public FriendListView(Context context, AttributeSet attrs) {
        super(context, attrs);
        Utils.getComponent(context).inject(this);

        setFriends(friends);

        setChoiceMode(ListView.CHOICE_MODE_SINGLE);
    }

    public void setFriends(List<User> friends) {
        Adapter adapter = new Adapter(getContext(), friends);

        setAdapter(adapter);
        setOnItemClickListener(new OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                BackstackService.get(getContext()).goTo(FriendPath.create(position));
            }
        });
    }

    @Override
    public void updateSelection(MasterDetailPath newPath) {
        FriendPathRoot screen = (FriendPathRoot) newPath;
        setItemChecked(screen.index(), true);
        invalidate();
    }

    private static class Adapter
            extends ArrayAdapter<User> {
        public Adapter(Context context, List<User> objects) {
            super(context, android.R.layout.simple_list_item_activated_1, objects);
        }
    }
}