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;
 43import android.widget.Toast;
 44
 45import eu.siacs.conversations.Config;
 46import eu.siacs.conversations.R;
 47import eu.siacs.conversations.databinding.ActivityConversationsBinding;
 48import eu.siacs.conversations.entities.Conversation;
 49import eu.siacs.conversations.services.XmppConnectionService;
 50import eu.siacs.conversations.ui.interfaces.OnConversationArchived;
 51import eu.siacs.conversations.ui.interfaces.OnConversationRead;
 52import eu.siacs.conversations.ui.interfaces.OnConversationSelected;
 53import eu.siacs.conversations.ui.interfaces.OnConversationsListItemUpdated;
 54import eu.siacs.conversations.ui.service.EmojiService;
 55import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 56
 57public class ConversationsMainActivity extends XmppActivity implements OnConversationSelected, OnConversationArchived, OnConversationsListItemUpdated, OnConversationRead, XmppConnectionService.OnAccountUpdate, XmppConnectionService.OnConversationUpdate, XmppConnectionService.OnRosterUpdate, OnUpdateBlocklist, XmppConnectionService.OnShowErrorToast {
 58
 59
 60	//secondary fragment (when holding the conversation, must be initialized before refreshing the overview fragment
 61	private static final @IdRes int[] FRAGMENT_ID_NOTIFICATION_ORDER = {R.id.secondary_fragment, R.id.main_fragment};
 62
 63	private ActivityConversationsBinding binding;
 64
 65	@Override
 66	protected void refreshUiReal() {
 67		for(@IdRes int id : FRAGMENT_ID_NOTIFICATION_ORDER) {
 68			refreshFragment(id);
 69		}
 70	}
 71
 72	@Override
 73	void onBackendConnected() {
 74		for(@IdRes int id : FRAGMENT_ID_NOTIFICATION_ORDER) {
 75			notifyFragmentOfBackendConnected(id);
 76		}
 77		invalidateActionBarTitle();
 78	}
 79
 80	private void notifyFragmentOfBackendConnected(@IdRes int id) {
 81		final Fragment fragment = getFragmentManager().findFragmentById(id);
 82		if (fragment != null && fragment instanceof XmppFragment) {
 83			((XmppFragment) fragment).onBackendConnected();
 84		}
 85	}
 86
 87	private void refreshFragment(@IdRes int id) {
 88		final Fragment fragment = getFragmentManager().findFragmentById(id);
 89		if (fragment != null && fragment instanceof XmppFragment) {
 90			((XmppFragment) fragment).refresh();
 91		}
 92	}
 93
 94	@Override
 95	protected void onCreate(final Bundle savedInstanceState) {
 96		super.onCreate(savedInstanceState);
 97		new EmojiService(this).init();
 98		this.binding = DataBindingUtil.setContentView(this, R.layout.activity_conversations);
 99		this.getFragmentManager().addOnBackStackChangedListener(this::invalidateActionBarTitle);
100		this.initializeFragments();
101		this.invalidateActionBarTitle();
102	}
103
104	@Override
105	public boolean onCreateOptionsMenu(Menu menu) {
106		getMenuInflater().inflate(R.menu.activity_conversations, menu);
107		return super.onCreateOptionsMenu(menu);
108	}
109
110	@Override
111	public void onConversationSelected(Conversation conversation) {
112		Log.d(Config.LOGTAG, "selected " + conversation.getName());
113		ConversationFragment conversationFragment = (ConversationFragment) getFragmentManager().findFragmentById(R.id.secondary_fragment);
114		final boolean mainNeedsRefresh;
115		if (conversationFragment == null) {
116			mainNeedsRefresh = false;
117			conversationFragment = new ConversationFragment();
118			FragmentTransaction fragmentTransaction = getFragmentManager().beginTransaction();
119			fragmentTransaction.replace(R.id.main_fragment, conversationFragment);
120			fragmentTransaction.addToBackStack(null);
121			fragmentTransaction.commit();
122		} else {
123			mainNeedsRefresh = true;
124		}
125		conversationFragment.reInit(conversation);
126		if (mainNeedsRefresh) {
127			refreshFragment(R.id.main_fragment);
128		}
129	}
130
131	@Override
132	public boolean onOptionsItemSelected(MenuItem item) {
133		switch (item.getItemId()) {
134			case android.R.id.home:
135				FragmentManager fm = getFragmentManager();
136				if (fm.getBackStackEntryCount() > 0) {
137					fm.popBackStack();
138					return true;
139				}
140				break;
141		}
142		return super.onOptionsItemSelected(item);
143	}
144
145	private void initializeFragments() {
146		FragmentTransaction transaction = getFragmentManager().beginTransaction();
147		Fragment mainFragment = getFragmentManager().findFragmentById(R.id.main_fragment);
148		Fragment secondaryFragment = getFragmentManager().findFragmentById(R.id.secondary_fragment);
149		if (mainFragment != null) {
150			Log.d(Config.LOGTAG,"initializeFragment(). main fragment exists");
151			if (binding.secondaryFragment != null) {
152				if (mainFragment instanceof ConversationFragment) {
153					Log.d(Config.LOGTAG,"gained secondary fragment. moving...");
154					getFragmentManager().popBackStack();
155					transaction.remove(mainFragment);
156					transaction.commit();
157					getFragmentManager().executePendingTransactions();
158					transaction = getFragmentManager().beginTransaction();
159					transaction.replace(R.id.secondary_fragment, mainFragment);
160					transaction.replace(R.id.main_fragment, new ConversationsOverviewFragment());
161					transaction.commit();
162					return;
163				}
164			} else {
165				if (secondaryFragment != null && secondaryFragment instanceof ConversationFragment) {
166					Log.d(Config.LOGTAG,"lost secondary fragment. moving...");
167					transaction.remove(secondaryFragment);
168					transaction.commit();
169					getFragmentManager().executePendingTransactions();
170					transaction = getFragmentManager().beginTransaction();
171					transaction.replace(R.id.main_fragment, secondaryFragment);
172					transaction.addToBackStack(null);
173					transaction.commit();
174					return;
175				}
176			}
177		} else {
178			transaction.replace(R.id.main_fragment, new ConversationsOverviewFragment());
179		}
180		if (binding.secondaryFragment != null) {
181			transaction.replace(R.id.secondary_fragment, new ConversationFragment());
182		}
183		transaction.commit();
184	}
185
186	private void invalidateActionBarTitle() {
187		final ActionBar actionBar = getSupportActionBar();
188		if (actionBar != null) {
189			Fragment mainFragment = getFragmentManager().findFragmentById(R.id.main_fragment);
190			if (mainFragment != null && mainFragment instanceof ConversationFragment) {
191				final Conversation conversation = ((ConversationFragment) mainFragment).getConversation();
192				if (conversation != null) {
193					actionBar.setTitle(conversation.getName());
194					actionBar.setDisplayHomeAsUpEnabled(true);
195					return;
196				}
197			}
198			actionBar.setTitle(R.string.app_name);
199			actionBar.setDisplayHomeAsUpEnabled(false);
200		}
201	}
202
203	@Override
204	public void onConversationArchived(Conversation conversation) {
205
206	}
207
208	@Override
209	public void onConversationsListItemUpdated() {
210		Fragment fragment = getFragmentManager().findFragmentById(R.id.main_fragment);
211		if (fragment != null && fragment instanceof ConversationsOverviewFragment) {
212			((ConversationsOverviewFragment) fragment).refresh();
213		}
214	}
215
216	@Override
217	public void onConversationRead(Conversation conversation) {
218		Log.d(Config.LOGTAG, "read event for " + conversation.getName() + " received");
219	}
220
221	@Override
222	public void onAccountUpdate() {
223		this.refreshUi();
224	}
225
226	@Override
227	public void onConversationUpdate() {
228		this.refreshUi();
229	}
230
231	@Override
232	public void onRosterUpdate() {
233		this.refreshUi();
234	}
235
236	@Override
237	public void OnUpdateBlocklist(OnUpdateBlocklist.Status status) {
238		this.refreshUi();
239	}
240
241	@Override
242	public void onShowErrorToast(int resId) {
243		runOnUiThread(() -> Toast.makeText(this, resId, Toast.LENGTH_SHORT).show());
244	}
245}