ChatView.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.mortar.view;

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 android.widget.Toast;

import com.example.mortar.model.Message;
import com.example.mortar.screen.ChatScreen;
import com.example.mortar.util.DaggerService;

import javax.inject.Inject;

public class ChatView
        extends ListView {
    @Inject
    ChatScreen.Presenter presenter;

    private final ConfirmerPopup confirmerPopup;

    public ChatView(Context context, AttributeSet attrs) {
        super(context, attrs);
        DaggerService.<ChatScreen.Component>get(context).inject(this);
        confirmerPopup = new ConfirmerPopup(context);

        setTranscriptMode(ListView.TRANSCRIPT_MODE_NORMAL);
    }

    @Override
    protected void onAttachedToWindow() {
        super.onAttachedToWindow();
        presenter.takeView(this);
    }

    @Override
    protected void onDetachedFromWindow() {
        super.onDetachedFromWindow();
        presenter.dropView(this);
    }

    @Override
    protected void onWindowVisibilityChanged(int visibility) {
        super.onWindowVisibilityChanged(visibility);
        presenter.visibilityChanged(visibility == VISIBLE);
    }

    public ConfirmerPopup getConfirmerPopup() {
        return confirmerPopup;
    }

    public ArrayAdapter<Message> getItems() {
        @SuppressWarnings("unchecked") ArrayAdapter<Message> adapter = (ArrayAdapter<Message>) getAdapter();

        if(adapter == null) {
            adapter = new ArrayAdapter<>(getContext(), android.R.layout.simple_list_item_1);
            setAdapter(adapter);
            adapter.setNotifyOnChange(true);
            setOnItemClickListener(new OnItemClickListener() {
                @Override
                public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                    presenter.onConversationSelected(position);
                }
            });
        }

        return adapter;
    }

    public void toast(String message) {
        Toast.makeText(getContext(), message, Toast.LENGTH_LONG).show();
    }
}