ConversationsOverviewFragment.java

  1/*
  2 * Copyright (c) 2018, Daniel Gultsch All rights reserved.
  3 *
  4 * Redistribution and use in source and binary forms, with or without modification,
  5 * are permitted provided that the following conditions are met:
  6 *
  7 * 1. Redistributions of source code must retain the above copyright notice, this
  8 * list of conditions and the following disclaimer.
  9 *
 10 * 2. Redistributions in binary form must reproduce the above copyright notice,
 11 * this list of conditions and the following disclaimer in the documentation and/or
 12 * other materials provided with the distribution.
 13 *
 14 * 3. Neither the name of the copyright holder nor the names of its contributors
 15 * may be used to endorse or promote products derived from this software without
 16 * specific prior written permission.
 17 *
 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
 22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 25 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 28 */
 29
 30package eu.siacs.conversations.ui;
 31
 32import android.app.Activity;
 33import android.content.Context;
 34import android.databinding.DataBindingUtil;
 35import android.os.Bundle;
 36import android.util.Log;
 37import android.view.LayoutInflater;
 38import android.view.View;
 39import android.view.ViewGroup;
 40
 41import java.util.ArrayList;
 42import java.util.List;
 43
 44import de.timroes.android.listview.EnhancedListView;
 45import eu.siacs.conversations.Config;
 46import eu.siacs.conversations.R;
 47import eu.siacs.conversations.databinding.FragmentConversationsOverviewBinding;
 48import eu.siacs.conversations.entities.Conversation;
 49import eu.siacs.conversations.ui.adapter.ConversationAdapter;
 50import eu.siacs.conversations.ui.interfaces.OnConversationSelected;
 51
 52public class ConversationsOverviewFragment extends XmppFragment {
 53
 54	private FragmentConversationsOverviewBinding binding;
 55
 56	private final List<Conversation> conversations = new ArrayList<>();
 57	private ConversationAdapter conversationsAdapter;
 58	private XmppActivity activity;
 59
 60	@Override
 61	public void onAttach(Activity activity) {
 62		super.onAttach(activity);
 63		Log.d(Config.LOGTAG,"on attach");
 64		if (activity instanceof XmppActivity) {
 65			this.activity = (XmppActivity) activity;
 66		} else {
 67			throw new IllegalStateException("Trying to attach fragment to activity that is not an XmppActivity");
 68		}
 69	}
 70
 71	@Override
 72	public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
 73		Log.d(Config.LOGTAG,"onCreateView");
 74		this.binding = DataBindingUtil.inflate(inflater, R.layout.fragment_conversations_overview, container, false);
 75		this.binding.fab.setOnClickListener((view)-> StartConversationActivity.launch(getActivity()));
 76
 77		this.conversationsAdapter = new ConversationAdapter(this.activity, this.conversations);
 78		this.binding.list.setAdapter(this.conversationsAdapter);
 79		this.binding.list.setSwipeDirection(EnhancedListView.SwipeDirection.BOTH);
 80		this.binding.list.setOnItemClickListener((parent, view, position, id) -> {
 81			Conversation conversation = this.conversations.get(position);
 82			if (activity instanceof OnConversationSelected) {
 83				((OnConversationSelected) activity).onConversationSelected(conversation);
 84			} else {
 85				Log.w(ConversationsOverviewFragment.class.getCanonicalName(),"Activity does not implement OnConversationSelected");
 86			}
 87		});
 88
 89		return binding.getRoot();
 90	}
 91
 92	@Override
 93	void onBackendConnected() {
 94		Log.d(Config.LOGTAG,"nice!");
 95		refresh();
 96	}
 97
 98	@Override
 99	public void onStart() {
100		super.onStart();
101		Log.d(Config.LOGTAG,"ConversationsOverviewFragment.onStart()");
102		if (activity.xmppConnectionService != null) {
103			refresh();
104		}
105	}
106
107	@Override
108	public void onResume() {
109		super.onResume();
110		Log.d(Config.LOGTAG,"ConversationsOverviewFragment.onResume()");
111	}
112
113	@Override
114	void refresh() {
115		this.activity.xmppConnectionService.populateWithOrderedConversations(this.conversations);
116		this.conversationsAdapter.notifyDataSetChanged();
117	}
118}