ConversationsMainActivity.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
 32
 33import android.app.Fragment;
 34import android.app.FragmentManager;
 35import android.app.FragmentTransaction;
 36import android.databinding.DataBindingUtil;
 37import android.os.Bundle;
 38import android.support.annotation.IdRes;
 39import android.support.v7.app.ActionBar;
 40import android.util.Log;
 41import android.view.Menu;
 42import android.view.MenuItem;
 43
 44import eu.siacs.conversations.Config;
 45import eu.siacs.conversations.R;
 46import eu.siacs.conversations.databinding.ActivityConversationsBinding;
 47import eu.siacs.conversations.entities.Conversation;
 48import eu.siacs.conversations.ui.interfaces.OnConversationArchived;
 49import eu.siacs.conversations.ui.interfaces.OnConversationRead;
 50import eu.siacs.conversations.ui.interfaces.OnConversationSelected;
 51import eu.siacs.conversations.ui.interfaces.OnConversationsListItemUpdated;
 52import eu.siacs.conversations.ui.service.EmojiService;
 53
 54public class ConversationsMainActivity extends XmppActivity implements OnConversationSelected, OnConversationArchived, OnConversationsListItemUpdated, OnConversationRead {
 55
 56	private ActivityConversationsBinding binding;
 57
 58	@Override
 59	protected void refreshUiReal() {
 60
 61	}
 62
 63	@Override
 64	void onBackendConnected() {
 65		notifyFragment(R.id.main_fragment);
 66		notifyFragment(R.id.secondary_fragment);
 67		invalidateActionBarTitle();
 68	}
 69
 70	private void notifyFragment(@IdRes int id) {
 71		Fragment mainFragment = getFragmentManager().findFragmentById(id);
 72		if (mainFragment != null && mainFragment instanceof XmppFragment) {
 73			((XmppFragment) mainFragment).onBackendConnected();
 74		}
 75	}
 76
 77	@Override
 78	protected void onCreate(final Bundle savedInstanceState) {
 79		super.onCreate(savedInstanceState);
 80		new EmojiService(this).init();
 81		this.binding = DataBindingUtil.setContentView(this, R.layout.activity_conversations);
 82		this.getFragmentManager().addOnBackStackChangedListener(this::invalidateActionBarTitle);
 83		this.initializeFragments();
 84		this.invalidateActionBarTitle();
 85	}
 86
 87	@Override
 88	public boolean onCreateOptionsMenu(Menu menu) {
 89		getMenuInflater().inflate(R.menu.activity_conversations, menu);
 90		return super.onCreateOptionsMenu(menu);
 91	}
 92
 93	@Override
 94	public void onConversationSelected(Conversation conversation) {
 95		Log.d(Config.LOGTAG, "selected " + conversation.getName());
 96		ConversationFragment conversationFragment = (ConversationFragment) getFragmentManager().findFragmentById(R.id.secondary_fragment);
 97		if (conversationFragment == null) {
 98			conversationFragment = new ConversationFragment();
 99			FragmentTransaction fragmentTransaction = getFragmentManager().beginTransaction();
100			fragmentTransaction.replace(R.id.main_fragment, conversationFragment);
101			fragmentTransaction.addToBackStack(null);
102			fragmentTransaction.commit();
103		}
104		conversationFragment.reInit(conversation);
105	}
106
107	@Override
108	public boolean onOptionsItemSelected(MenuItem item) {
109		switch (item.getItemId()) {
110			case android.R.id.home:
111				FragmentManager fm = getFragmentManager();
112				if (fm.getBackStackEntryCount() > 0) {
113					fm.popBackStack();
114					return true;
115				}
116				break;
117		}
118		return super.onOptionsItemSelected(item);
119	}
120
121	private void initializeFragments() {
122		FragmentTransaction transaction = getFragmentManager().beginTransaction();
123		Fragment mainFragment = getFragmentManager().findFragmentById(R.id.main_fragment);
124		Fragment secondaryFragment = getFragmentManager().findFragmentById(R.id.secondary_fragment);
125		if (mainFragment != null) {
126			Log.d(Config.LOGTAG,"initializeFragment(). main fragment exists");
127			if (binding.secondaryFragment != null) {
128				if (mainFragment instanceof ConversationFragment) {
129					Log.d(Config.LOGTAG,"gained secondary fragment. moving...");
130					getFragmentManager().popBackStack();
131					transaction.remove(mainFragment);
132					transaction.commit();
133					getFragmentManager().executePendingTransactions();
134					transaction = getFragmentManager().beginTransaction();
135					transaction.replace(R.id.secondary_fragment, mainFragment);
136					transaction.replace(R.id.main_fragment, new ConversationsOverviewFragment());
137					transaction.commit();
138					return;
139				}
140			} else {
141				if (secondaryFragment != null && secondaryFragment instanceof ConversationFragment) {
142					Log.d(Config.LOGTAG,"lost secondary fragment. moving...");
143					transaction.remove(secondaryFragment);
144					transaction.commit();
145					getFragmentManager().executePendingTransactions();
146					transaction = getFragmentManager().beginTransaction();
147					transaction.replace(R.id.main_fragment, secondaryFragment);
148					transaction.addToBackStack(null);
149					transaction.commit();
150					return;
151				}
152			}
153		} else {
154			transaction.replace(R.id.main_fragment, new ConversationsOverviewFragment());
155		}
156		if (binding.secondaryFragment != null) {
157			transaction.replace(R.id.secondary_fragment, new ConversationFragment());
158		}
159		transaction.commit();
160	}
161
162	private void invalidateActionBarTitle() {
163		final ActionBar actionBar = getSupportActionBar();
164		if (actionBar != null) {
165			Fragment mainFragment = getFragmentManager().findFragmentById(R.id.main_fragment);
166			if (mainFragment != null && mainFragment instanceof ConversationFragment) {
167				final Conversation conversation = ((ConversationFragment) mainFragment).getConversation();
168				if (conversation != null) {
169					actionBar.setTitle(conversation.getName());
170					actionBar.setDisplayHomeAsUpEnabled(true);
171					return;
172				}
173			}
174			actionBar.setTitle(R.string.app_name);
175			actionBar.setDisplayHomeAsUpEnabled(false);
176		}
177	}
178
179	@Override
180	public void onConversationArchived(Conversation conversation) {
181
182	}
183
184	@Override
185	public void onConversationsListItemUpdated() {
186
187	}
188
189	@Override
190	public void onConversationRead(Conversation conversation) {
191		Log.d(Config.LOGTAG, "read event for " + conversation.getName() + " received");
192	}
193}