1package eu.siacs.conversations.ui;
   2
   3import android.annotation.SuppressLint;
   4import android.support.v7.app.AlertDialog;
   5import android.app.FragmentTransaction;
   6import android.app.PendingIntent;
   7import android.content.ActivityNotFoundException;
   8import android.content.ClipData;
   9import android.content.DialogInterface;
  10import android.content.DialogInterface.OnClickListener;
  11import android.content.Intent;
  12import android.content.IntentSender.SendIntentException;
  13import android.content.pm.PackageManager;
  14import android.net.Uri;
  15import android.os.Build;
  16import android.os.Bundle;
  17import android.os.Handler;
  18import android.provider.MediaStore;
  19import android.provider.Settings;
  20import android.support.v4.widget.SlidingPaneLayout;
  21import android.support.v4.widget.SlidingPaneLayout.PanelSlideListener;
  22import android.support.v7.app.ActionBar;
  23import android.util.Log;
  24import android.util.Pair;
  25import android.view.Gravity;
  26import android.view.KeyEvent;
  27import android.view.Menu;
  28import android.view.MenuItem;
  29import android.view.Surface;
  30import android.view.View;
  31import android.widget.AdapterView;
  32import android.widget.AdapterView.OnItemClickListener;
  33import android.widget.ArrayAdapter;
  34import android.widget.CheckBox;
  35import android.widget.Toast;
  36
  37import org.openintents.openpgp.util.OpenPgpApi;
  38
  39import java.util.ArrayList;
  40import java.util.Iterator;
  41import java.util.List;
  42import java.util.concurrent.atomic.AtomicBoolean;
  43
  44import de.timroes.android.listview.EnhancedListView;
  45import eu.siacs.conversations.Config;
  46import eu.siacs.conversations.R;
  47import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  48import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
  49import eu.siacs.conversations.entities.Account;
  50import eu.siacs.conversations.entities.Blockable;
  51import eu.siacs.conversations.entities.Contact;
  52import eu.siacs.conversations.entities.Conversation;
  53import eu.siacs.conversations.entities.Message;
  54import eu.siacs.conversations.entities.Transferable;
  55import eu.siacs.conversations.persistance.FileBackend;
  56import eu.siacs.conversations.services.XmppConnectionService;
  57import eu.siacs.conversations.services.XmppConnectionService.OnAccountUpdate;
  58import eu.siacs.conversations.services.XmppConnectionService.OnConversationUpdate;
  59import eu.siacs.conversations.services.XmppConnectionService.OnRosterUpdate;
  60import eu.siacs.conversations.ui.adapter.ConversationAdapter;
  61import eu.siacs.conversations.ui.service.EmojiService;
  62import eu.siacs.conversations.utils.ExceptionHelper;
  63import eu.siacs.conversations.utils.UIHelper;
  64import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
  65import eu.siacs.conversations.xmpp.XmppConnection;
  66import eu.siacs.conversations.xmpp.jid.InvalidJidException;
  67import eu.siacs.conversations.xmpp.jid.Jid;
  68
  69public class ConversationActivity extends XmppActivity
  70	implements OnAccountUpdate, OnConversationUpdate, OnRosterUpdate, OnUpdateBlocklist, XmppConnectionService.OnShowErrorToast {
  71
  72	public static final String RECENTLY_USED_QUICK_ACTION = "recently_used_quick_action";
  73
  74	public static final String ACTION_VIEW_CONVERSATION = "eu.siacs.conversations.action.VIEW";
  75	public static final String CONVERSATION = "conversationUuid";
  76	public static final String EXTRA_DOWNLOAD_UUID = "eu.siacs.conversations.download_uuid";
  77	public static final String TEXT = "text";
  78	public static final String NICK = "nick";
  79	public static final String PRIVATE_MESSAGE = "pm";
  80
  81	public static final int REQUEST_SEND_MESSAGE = 0x0201;
  82	public static final int REQUEST_DECRYPT_PGP = 0x0202;
  83	public static final int REQUEST_ENCRYPT_MESSAGE = 0x0207;
  84	public static final int REQUEST_TRUST_KEYS_TEXT = 0x0208;
  85	public static final int REQUEST_TRUST_KEYS_MENU = 0x0209;
  86	public static final int REQUEST_START_DOWNLOAD = 0x0210;
  87	public static final int REQUEST_ADD_EDITOR_CONTENT = 0x0211;
  88	public static final int ATTACHMENT_CHOICE_CHOOSE_IMAGE = 0x0301;
  89	public static final int ATTACHMENT_CHOICE_TAKE_PHOTO = 0x0302;
  90	public static final int ATTACHMENT_CHOICE_CHOOSE_FILE = 0x0303;
  91	public static final int ATTACHMENT_CHOICE_RECORD_VOICE = 0x0304;
  92	public static final int ATTACHMENT_CHOICE_LOCATION = 0x0305;
  93	public static final int ATTACHMENT_CHOICE_INVALID = 0x0306;
  94	public static final int ATTACHMENT_CHOICE_RECORD_VIDEO = 0x0307;
  95	private static final String STATE_OPEN_CONVERSATION = "state_open_conversation";
  96	private static final String STATE_PANEL_OPEN = "state_panel_open";
  97	private static final String STATE_PENDING_URI = "state_pending_uri";
  98	private static final String STATE_FIRST_VISIBLE = "first_visible";
  99	private static final String STATE_OFFSET_FROM_TOP = "offset_from_top";
 100
 101	private String mOpenConversation = null;
 102	private boolean mPanelOpen = true;
 103	private AtomicBoolean mShouldPanelBeOpen = new AtomicBoolean(false);
 104	private Pair<Integer,Integer> mScrollPosition = null;
 105	final private List<Uri> mPendingImageUris = new ArrayList<>();
 106	final private List<Uri> mPendingFileUris = new ArrayList<>();
 107	private Uri mPendingGeoUri = null;
 108	private boolean forbidProcessingPendings = false;
 109	private Message mPendingDownloadableMessage = null;
 110
 111	private boolean conversationWasSelectedByKeyboard = false;
 112
 113	private boolean showSoundRecorderAttachment = false;
 114	private boolean showLocationAttachment = false;
 115
 116	private View mContentView;
 117
 118	private List<Conversation> conversationList = new ArrayList<>();
 119	private Conversation swipedConversation = null;
 120	private Conversation mSelectedConversation = null;
 121	private EnhancedListView listView;
 122	private ConversationFragment mConversationFragment;
 123
 124	private ArrayAdapter<Conversation> listAdapter;
 125
 126	private boolean mActivityPaused = false;
 127	private AtomicBoolean mRedirected = new AtomicBoolean(false);
 128	private Pair<Integer, Intent> mPostponedActivityResult;
 129	private boolean mUnprocessedNewIntent = false;
 130	public Uri mPendingEditorContent = null;
 131
 132	public Conversation getSelectedConversation() {
 133		return this.mSelectedConversation;
 134	}
 135
 136	public void setSelectedConversation(Conversation conversation) {
 137		this.mSelectedConversation = conversation;
 138	}
 139
 140	public void showConversationsOverview() {
 141		if (mConversationFragment != null) {
 142			mConversationFragment.stopScrolling();
 143		}
 144		if (mContentView instanceof SlidingPaneLayout) {
 145			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 146			mShouldPanelBeOpen.set(true);
 147			mSlidingPaneLayout.openPane();
 148		}
 149	}
 150
 151	@Override
 152	protected String getShareableUri() {
 153		Conversation conversation = getSelectedConversation();
 154		if (conversation != null) {
 155			return conversation.getAccount().getShareableUri();
 156		} else {
 157			return "";
 158		}
 159	}
 160
 161	public void hideConversationsOverview() {
 162		if (mContentView instanceof SlidingPaneLayout) {
 163			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 164			mShouldPanelBeOpen.set(false);
 165			mSlidingPaneLayout.closePane();
 166		}
 167	}
 168
 169	public boolean isConversationsOverviewHideable() {
 170		return mContentView instanceof SlidingPaneLayout;
 171	}
 172
 173	public boolean isConversationsOverviewVisable() {
 174		if (mContentView instanceof SlidingPaneLayout) {
 175			return mShouldPanelBeOpen.get();
 176		} else {
 177			return true;
 178		}
 179	}
 180
 181	@Override
 182	protected void onCreate(final Bundle savedInstanceState) {
 183		super.onCreate(savedInstanceState);
 184		new EmojiService(this).init();
 185		if (savedInstanceState != null) {
 186			mOpenConversation = savedInstanceState.getString(STATE_OPEN_CONVERSATION, null);
 187			mPanelOpen = savedInstanceState.getBoolean(STATE_PANEL_OPEN, true);
 188			int pos = savedInstanceState.getInt(STATE_FIRST_VISIBLE, -1);
 189			int offset = savedInstanceState.getInt(STATE_OFFSET_FROM_TOP, 1);
 190			if (pos >= 0 && offset <= 0) {
 191				Log.d(Config.LOGTAG,"retrieved scroll position from instanceState "+pos+":"+offset);
 192				mScrollPosition = new Pair<>(pos,offset);
 193			} else {
 194				mScrollPosition = null;
 195			}
 196			String pending = savedInstanceState.getString(STATE_PENDING_URI, null);
 197			if (pending != null) {
 198				Log.d(Config.LOGTAG,"ConversationsActivity.onCreate() - restoring pending image uri");
 199				mPendingImageUris.clear();
 200				mPendingImageUris.add(Uri.parse(pending));
 201			}
 202		}
 203
 204		setContentView(R.layout.fragment_conversations_overview);
 205
 206		this.mConversationFragment = new ConversationFragment();
 207		FragmentTransaction transaction = getFragmentManager().beginTransaction();
 208		transaction.replace(R.id.selected_conversation, this.mConversationFragment, "conversation");
 209		transaction.commit();
 210
 211		this.listView = findViewById(R.id.list);
 212		this.listAdapter = new ConversationAdapter(this, conversationList);
 213		this.listView.setAdapter(this.listAdapter);
 214		this.listView.setSwipeDirection(EnhancedListView.SwipeDirection.END);
 215
 216		final ActionBar actionBar = getSupportActionBar();
 217		if (actionBar != null) {
 218			actionBar.setDisplayOptions(ActionBar.DISPLAY_SHOW_TITLE);
 219		}
 220
 221		listView.setOnItemClickListener(new OnItemClickListener() {
 222
 223			@Override
 224			public void onItemClick(AdapterView<?> arg0, View clickedView,
 225									int position, long arg3) {
 226				if (getSelectedConversation() != conversationList.get(position)) {
 227					ConversationActivity.this.mConversationFragment.stopScrolling();
 228					setSelectedConversation(conversationList.get(position));
 229					ConversationActivity.this.mConversationFragment.reInit(getSelectedConversation());
 230					conversationWasSelectedByKeyboard = false;
 231				}
 232				hideConversationsOverview();
 233				openConversation();
 234			}
 235		});
 236
 237		listView.setDismissCallback(new EnhancedListView.OnDismissCallback() {
 238
 239			@Override
 240			public EnhancedListView.Undoable onDismiss(final EnhancedListView enhancedListView, final int position) {
 241
 242				final int index = listView.getFirstVisiblePosition();
 243				View v = listView.getChildAt(0);
 244				final int top = (v == null) ? 0 : (v.getTop() - listView.getPaddingTop());
 245
 246				try {
 247					swipedConversation = listAdapter.getItem(position);
 248				} catch (IndexOutOfBoundsException e) {
 249					return null;
 250				}
 251				listAdapter.remove(swipedConversation);
 252				xmppConnectionService.markRead(swipedConversation);
 253
 254				final boolean formerlySelected = (getSelectedConversation() == swipedConversation);
 255				if (position == 0 && listAdapter.getCount() == 0) {
 256					endConversation(swipedConversation, false, true);
 257					return null;
 258				} else if (formerlySelected) {
 259					setSelectedConversation(listAdapter.getItem(0));
 260					ConversationActivity.this.mConversationFragment
 261							.reInit(getSelectedConversation());
 262				}
 263
 264				return new EnhancedListView.Undoable() {
 265
 266					@Override
 267					public void undo() {
 268						listAdapter.insert(swipedConversation, position);
 269						if (formerlySelected) {
 270							setSelectedConversation(swipedConversation);
 271							ConversationActivity.this.mConversationFragment
 272									.reInit(getSelectedConversation());
 273						}
 274						swipedConversation = null;
 275						listView.setSelectionFromTop(index + (listView.getChildCount() < position ? 1 : 0), top);
 276					}
 277
 278					@Override
 279					public void discard() {
 280						if (!swipedConversation.isRead()
 281								&& swipedConversation.getMode() == Conversation.MODE_SINGLE) {
 282							swipedConversation = null;
 283							return;
 284						}
 285						endConversation(swipedConversation, false, false);
 286						swipedConversation = null;
 287					}
 288
 289					@Override
 290					public String getTitle() {
 291						if (swipedConversation.getMode() == Conversation.MODE_MULTI) {
 292							return getResources().getString(R.string.title_undo_swipe_out_muc);
 293						} else {
 294							return getResources().getString(R.string.title_undo_swipe_out_conversation);
 295						}
 296					}
 297				};
 298			}
 299		});
 300		listView.enableSwipeToDismiss();
 301		listView.setSwipingLayout(R.id.swipeable_item);
 302		listView.setUndoStyle(EnhancedListView.UndoStyle.SINGLE_POPUP);
 303		listView.setUndoHideDelay(5000);
 304		listView.setRequireTouchBeforeDismiss(false);
 305
 306		mContentView = findViewById(R.id.content_view_spl);
 307		if (mContentView == null) {
 308			mContentView = findViewById(R.id.content_view_ll);
 309		}
 310		if (mContentView instanceof SlidingPaneLayout) {
 311			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 312			mSlidingPaneLayout.setShadowResource(R.drawable.es_slidingpane_shadow);
 313			mSlidingPaneLayout.setSliderFadeColor(0);
 314			mSlidingPaneLayout.setPanelSlideListener(new PanelSlideListener() {
 315
 316				@Override
 317				public void onPanelOpened(View arg0) {
 318					mShouldPanelBeOpen.set(true);
 319					updateActionBarTitle();
 320					invalidateOptionsMenu();
 321					hideKeyboard();
 322					if (xmppConnectionServiceBound) {
 323						xmppConnectionService.getNotificationService().setOpenConversation(null);
 324					}
 325					closeContextMenu();
 326				}
 327
 328				@Override
 329				public void onPanelClosed(View arg0) {
 330					mShouldPanelBeOpen.set(false);
 331					listView.discardUndo();
 332					openConversation();
 333				}
 334
 335				@Override
 336				public void onPanelSlide(View arg0, float arg1) {
 337					// TODO Auto-generated method stub
 338
 339				}
 340			});
 341		}
 342	}
 343
 344	@Override
 345	public void switchToConversation(Conversation conversation) {
 346		setSelectedConversation(conversation);
 347		runOnUiThread(() -> {
 348			ConversationActivity.this.mConversationFragment.reInit(getSelectedConversation());
 349			openConversation();
 350		});
 351	}
 352
 353	private void updateActionBarTitle() {
 354		updateActionBarTitle(isConversationsOverviewHideable() && !isConversationsOverviewVisable());
 355	}
 356
 357	private void updateActionBarTitle(boolean titleShouldBeName) {
 358		final ActionBar ab = getSupportActionBar();
 359		final Conversation conversation = getSelectedConversation();
 360		if (ab != null) {
 361			if (titleShouldBeName && conversation != null) {
 362				if ((ab.getDisplayOptions() & ActionBar.DISPLAY_HOME_AS_UP) != ActionBar.DISPLAY_HOME_AS_UP) {
 363					ab.setDisplayOptions(ActionBar.DISPLAY_HOME_AS_UP | ActionBar.DISPLAY_SHOW_TITLE);
 364				}
 365				if (conversation.getMode() == Conversation.MODE_SINGLE || useSubjectToIdentifyConference()) {
 366					ab.setTitle(conversation.getName());
 367				} else {
 368					ab.setTitle(conversation.getJid().toBareJid().toString());
 369				}
 370			} else {
 371				if ((ab.getDisplayOptions() & ActionBar.DISPLAY_HOME_AS_UP) == ActionBar.DISPLAY_HOME_AS_UP) {
 372					ab.setDisplayOptions(ActionBar.DISPLAY_SHOW_TITLE);
 373				}
 374				ab.setTitle(R.string.app_name);
 375			}
 376		}
 377	}
 378
 379	private void openConversation() {
 380		this.updateActionBarTitle();
 381		this.invalidateOptionsMenu();
 382		if (xmppConnectionServiceBound) {
 383			final Conversation conversation = getSelectedConversation();
 384			xmppConnectionService.getNotificationService().setOpenConversation(conversation);
 385			sendReadMarkerIfNecessary(conversation);
 386		}
 387		listAdapter.notifyDataSetChanged();
 388	}
 389
 390	public void sendReadMarkerIfNecessary(final Conversation conversation) {
 391		if (!mActivityPaused && !mUnprocessedNewIntent && conversation != null) {
 392			xmppConnectionService.sendReadMarker(conversation);
 393		}
 394	}
 395
 396	@Override
 397	public boolean onCreateOptionsMenu(Menu menu) {
 398		getMenuInflater().inflate(R.menu.conversations, menu);
 399		final MenuItem menuSecure = menu.findItem(R.id.action_security);
 400		final MenuItem menuArchive = menu.findItem(R.id.action_archive);
 401		final MenuItem menuMucDetails = menu.findItem(R.id.action_muc_details);
 402		final MenuItem menuContactDetails = menu.findItem(R.id.action_contact_details);
 403		final MenuItem menuAttach = menu.findItem(R.id.action_attach_file);
 404		final MenuItem menuClearHistory = menu.findItem(R.id.action_clear_history);
 405		final MenuItem menuAdd = menu.findItem(R.id.action_add);
 406		final MenuItem menuInviteContact = menu.findItem(R.id.action_invite);
 407		final MenuItem menuMute = menu.findItem(R.id.action_mute);
 408		final MenuItem menuUnmute = menu.findItem(R.id.action_unmute);
 409		final MenuItem menuAttachSoundRecorder = menu.findItem(R.id.attach_record_voice);
 410		final MenuItem menuAttachLocation = menu.findItem(R.id.attach_location);
 411
 412		if (isConversationsOverviewVisable() && isConversationsOverviewHideable()) {
 413			menuArchive.setVisible(false);
 414			menuMucDetails.setVisible(false);
 415			menuContactDetails.setVisible(false);
 416			menuSecure.setVisible(false);
 417			menuInviteContact.setVisible(false);
 418			menuAttach.setVisible(false);
 419			menuClearHistory.setVisible(false);
 420			menuMute.setVisible(false);
 421			menuUnmute.setVisible(false);
 422		} else {
 423			menuAdd.setVisible(!isConversationsOverviewHideable());
 424			if (this.getSelectedConversation() != null) {
 425				if (this.getSelectedConversation().getNextEncryption() != Message.ENCRYPTION_NONE) {
 426					menuSecure.setIcon(R.drawable.ic_lock_white_24dp);
 427				}
 428				if (this.getSelectedConversation().getMode() == Conversation.MODE_MULTI) {
 429					menuContactDetails.setVisible(false);
 430					menuAttach.setVisible(getSelectedConversation().getAccount().httpUploadAvailable() && getSelectedConversation().getMucOptions().participating());
 431					menuInviteContact.setVisible(getSelectedConversation().getMucOptions().canInvite());
 432					menuSecure.setVisible((Config.supportOpenPgp() || Config.supportOmemo()) && Config.multipleEncryptionChoices()); //only if pgp is supported we have a choice
 433				} else {
 434					menuContactDetails.setVisible(!this.getSelectedConversation().withSelf());
 435					menuMucDetails.setVisible(false);
 436					menuSecure.setVisible(Config.multipleEncryptionChoices());
 437					menuInviteContact.setVisible(xmppConnectionService != null && xmppConnectionService.findConferenceServer(getSelectedConversation().getAccount()) != null);
 438				}
 439				if (this.getSelectedConversation().isMuted()) {
 440					menuMute.setVisible(false);
 441				} else {
 442					menuUnmute.setVisible(false);
 443				}
 444				menuAttachLocation.setVisible(showLocationAttachment);
 445				menuAttachSoundRecorder.setVisible(showSoundRecorderAttachment);
 446				configureEncryptionMenu(getSelectedConversation(),menu);
 447			}
 448		}
 449		return super.onCreateOptionsMenu(menu);
 450	}
 451
 452	private static void configureEncryptionMenu(Conversation conversation, Menu menu) {
 453		MenuItem none = menu.findItem(R.id.encryption_choice_none);
 454		MenuItem pgp = menu.findItem(R.id.encryption_choice_pgp);
 455		MenuItem axolotl = menu.findItem(R.id.encryption_choice_axolotl);
 456		pgp.setVisible(Config.supportOpenPgp());
 457		none.setVisible(Config.supportUnencrypted() || conversation.getMode() == Conversation.MODE_MULTI);
 458		axolotl.setVisible(Config.supportOmemo());
 459		if (!conversation.getAccount().getAxolotlService().isConversationAxolotlCapable(conversation)) {
 460			axolotl.setEnabled(false);
 461		}
 462		switch (conversation.getNextEncryption()) {
 463			case Message.ENCRYPTION_NONE:
 464				none.setChecked(true);
 465				break;
 466			case Message.ENCRYPTION_PGP:
 467				pgp.setChecked(true);
 468				break;
 469			case Message.ENCRYPTION_AXOLOTL:
 470				axolotl.setChecked(true);
 471				break;
 472			default:
 473				none.setChecked(true);
 474				break;
 475		}
 476	}
 477
 478	protected void selectPresenceToAttachFile(final int attachmentChoice, final int encryption) {
 479		final Conversation conversation = getSelectedConversation();
 480		final Account account = conversation.getAccount();
 481		final OnPresenceSelected callback = () -> {
 482			Intent intent = new Intent();
 483			boolean chooser = false;
 484			String fallbackPackageId = null;
 485			switch (attachmentChoice) {
 486				case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
 487					intent.setAction(Intent.ACTION_GET_CONTENT);
 488					if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
 489						intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true);
 490					}
 491					intent.setType("image/*");
 492					chooser = true;
 493					break;
 494				case ATTACHMENT_CHOICE_RECORD_VIDEO:
 495					intent.setAction(MediaStore.ACTION_VIDEO_CAPTURE);
 496					break;
 497				case ATTACHMENT_CHOICE_TAKE_PHOTO:
 498					Uri uri = xmppConnectionService.getFileBackend().getTakePhotoUri();
 499					mPendingImageUris.clear();
 500					mPendingImageUris.add(uri);
 501					intent.putExtra(MediaStore.EXTRA_OUTPUT, uri);
 502					intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 503					intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
 504					intent.setAction(MediaStore.ACTION_IMAGE_CAPTURE);
 505					break;
 506				case ATTACHMENT_CHOICE_CHOOSE_FILE:
 507					chooser = true;
 508					intent.setType("*/*");
 509					intent.addCategory(Intent.CATEGORY_OPENABLE);
 510					intent.setAction(Intent.ACTION_GET_CONTENT);
 511					break;
 512				case ATTACHMENT_CHOICE_RECORD_VOICE:
 513					intent.setAction(MediaStore.Audio.Media.RECORD_SOUND_ACTION);
 514					fallbackPackageId = "eu.siacs.conversations.voicerecorder";
 515					break;
 516				case ATTACHMENT_CHOICE_LOCATION:
 517					intent.setAction("eu.siacs.conversations.location.request");
 518					fallbackPackageId = "eu.siacs.conversations.sharelocation";
 519					break;
 520			}
 521			if (intent.resolveActivity(getPackageManager()) != null) {
 522				if (chooser) {
 523					startActivityForResult(
 524							Intent.createChooser(intent, getString(R.string.perform_action_with)),
 525							attachmentChoice);
 526				} else {
 527					startActivityForResult(intent, attachmentChoice);
 528				}
 529			} else if (fallbackPackageId != null) {
 530				startActivity(getInstallApkIntent(fallbackPackageId));
 531			}
 532		};
 533		if (account.httpUploadAvailable() || attachmentChoice == ATTACHMENT_CHOICE_LOCATION) {
 534			conversation.setNextCounterpart(null);
 535			callback.onPresenceSelected();
 536		} else {
 537			selectPresence(conversation, callback);
 538		}
 539	}
 540
 541	private Intent getInstallApkIntent(final String packageId) {
 542		Intent intent = new Intent(Intent.ACTION_VIEW);
 543		intent.setData(Uri.parse("market://details?id=" + packageId));
 544		if (intent.resolveActivity(getPackageManager()) != null) {
 545			return intent;
 546		} else {
 547			intent.setData(Uri.parse("http://play.google.com/store/apps/details?id=" + packageId));
 548			return intent;
 549		}
 550	}
 551
 552	public void attachFile(final int attachmentChoice) {
 553		if (attachmentChoice != ATTACHMENT_CHOICE_LOCATION) {
 554			if (!Config.ONLY_INTERNAL_STORAGE && !hasStoragePermission(attachmentChoice)) {
 555				return;
 556			}
 557		}
 558		final ConversationFragment.SendButtonAction action;
 559		switch (attachmentChoice) {
 560			case ATTACHMENT_CHOICE_LOCATION:
 561				action = ConversationFragment.SendButtonAction.SEND_LOCATION;
 562				break;
 563			case ATTACHMENT_CHOICE_RECORD_VOICE:
 564				action = ConversationFragment.SendButtonAction.RECORD_VOICE;
 565				break;
 566			case ATTACHMENT_CHOICE_RECORD_VIDEO:
 567				action = ConversationFragment.SendButtonAction.RECORD_VIDEO;
 568				break;
 569			case ATTACHMENT_CHOICE_TAKE_PHOTO:
 570				action = ConversationFragment.SendButtonAction.TAKE_PHOTO;
 571				break;
 572			case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
 573				action = ConversationFragment.SendButtonAction.CHOOSE_PICTURE;
 574				break;
 575			default:
 576				action = null;
 577				break;
 578		}
 579		if (action != null) {
 580			getPreferences().edit().putString(RECENTLY_USED_QUICK_ACTION,action.toString()).apply();
 581		}
 582		final Conversation conversation = getSelectedConversation();
 583		final int encryption = conversation.getNextEncryption();
 584		final int mode = conversation.getMode();
 585		if (encryption == Message.ENCRYPTION_PGP) {
 586			if (hasPgp()) {
 587				if (mode == Conversation.MODE_SINGLE && conversation.getContact().getPgpKeyId() != 0) {
 588					xmppConnectionService.getPgpEngine().hasKey(
 589							conversation.getContact(),
 590							new UiCallback<Contact>() {
 591
 592								@Override
 593								public void userInputRequried(PendingIntent pi, Contact contact) {
 594									ConversationActivity.this.runIntent(pi, attachmentChoice);
 595								}
 596
 597								@Override
 598								public void success(Contact contact) {
 599									selectPresenceToAttachFile(attachmentChoice, encryption);
 600								}
 601
 602								@Override
 603								public void error(int error, Contact contact) {
 604									replaceToast(getString(error));
 605								}
 606							});
 607				} else if (mode == Conversation.MODE_MULTI && conversation.getMucOptions().pgpKeysInUse()) {
 608					if (!conversation.getMucOptions().everybodyHasKeys()) {
 609						Toast warning = Toast
 610								.makeText(this,
 611										R.string.missing_public_keys,
 612										Toast.LENGTH_LONG);
 613						warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
 614						warning.show();
 615					}
 616					selectPresenceToAttachFile(attachmentChoice, encryption);
 617				} else {
 618					final ConversationFragment fragment = (ConversationFragment) getFragmentManager()
 619							.findFragmentByTag("conversation");
 620					if (fragment != null) {
 621						fragment.showNoPGPKeyDialog(false,
 622								new OnClickListener() {
 623
 624									@Override
 625									public void onClick(DialogInterface dialog,
 626														int which) {
 627										conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 628										xmppConnectionService.updateConversation(conversation);
 629										selectPresenceToAttachFile(attachmentChoice, Message.ENCRYPTION_NONE);
 630									}
 631								});
 632					}
 633				}
 634			} else {
 635				showInstallPgpDialog();
 636			}
 637		} else {
 638			if (encryption != Message.ENCRYPTION_AXOLOTL || !trustKeysIfNeeded(REQUEST_TRUST_KEYS_MENU, attachmentChoice)) {
 639				selectPresenceToAttachFile(attachmentChoice, encryption);
 640			}
 641		}
 642	}
 643
 644	@Override
 645	public void onRequestPermissionsResult(int requestCode, String permissions[], int[] grantResults) {
 646		if (grantResults.length > 0)
 647			if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
 648				if (requestCode == REQUEST_START_DOWNLOAD) {
 649					if (this.mPendingDownloadableMessage != null) {
 650						startDownloadable(this.mPendingDownloadableMessage);
 651					}
 652				} else if (requestCode == REQUEST_ADD_EDITOR_CONTENT) {
 653					if (this.mPendingEditorContent != null) {
 654						attachImageToConversation(this.mPendingEditorContent);
 655					}
 656				} else {
 657					attachFile(requestCode);
 658				}
 659			} else {
 660				Toast.makeText(this, R.string.no_storage_permission, Toast.LENGTH_SHORT).show();
 661			}
 662	}
 663
 664	public void startDownloadable(Message message) {
 665		if (!Config.ONLY_INTERNAL_STORAGE && !hasStoragePermission(ConversationActivity.REQUEST_START_DOWNLOAD)) {
 666			this.mPendingDownloadableMessage = message;
 667			return;
 668		}
 669		Transferable transferable = message.getTransferable();
 670		if (transferable != null) {
 671			if (!transferable.start()) {
 672				Toast.makeText(this, R.string.not_connected_try_again, Toast.LENGTH_SHORT).show();
 673			}
 674		} else if (message.treatAsDownloadable()) {
 675			xmppConnectionService.getHttpConnectionManager().createNewDownloadConnection(message, true);
 676		}
 677	}
 678
 679	@Override
 680	public boolean onOptionsItemSelected(final MenuItem item) {
 681		if (item.getItemId() == android.R.id.home) {
 682			showConversationsOverview();
 683			return true;
 684		} else if (item.getItemId() == R.id.action_add) {
 685			startActivity(new Intent(this, StartConversationActivity.class));
 686			return true;
 687		} else if (getSelectedConversation() != null) {
 688			switch (item.getItemId()) {
 689				case R.id.encryption_choice_axolotl:
 690				case R.id.encryption_choice_pgp:
 691				case R.id.encryption_choice_none:
 692					handleEncryptionSelection(item);
 693					break;
 694				case R.id.attach_choose_picture:
 695					attachFile(ATTACHMENT_CHOICE_CHOOSE_IMAGE);
 696					break;
 697				case R.id.attach_take_picture:
 698					attachFile(ATTACHMENT_CHOICE_TAKE_PHOTO);
 699					break;
 700				case R.id.attach_record_video:
 701					attachFile(ATTACHMENT_CHOICE_RECORD_VIDEO);
 702					break;
 703				case R.id.attach_choose_file:
 704					attachFile(ATTACHMENT_CHOICE_CHOOSE_FILE);
 705					break;
 706				case R.id.attach_record_voice:
 707					attachFile(ATTACHMENT_CHOICE_RECORD_VOICE);
 708					break;
 709				case R.id.attach_location:
 710					attachFile(ATTACHMENT_CHOICE_LOCATION);
 711					break;
 712				case R.id.action_archive:
 713					this.endConversation(getSelectedConversation());
 714					break;
 715				case R.id.action_contact_details:
 716					switchToContactDetails(getSelectedConversation().getContact());
 717					break;
 718				case R.id.action_muc_details:
 719					Intent intent = new Intent(this,
 720							ConferenceDetailsActivity.class);
 721					intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
 722					intent.putExtra("uuid", getSelectedConversation().getUuid());
 723					startActivity(intent);
 724					break;
 725				case R.id.action_invite:
 726					inviteToConversation(getSelectedConversation());
 727					break;
 728				case R.id.action_clear_history:
 729					clearHistoryDialog(getSelectedConversation());
 730					break;
 731				case R.id.action_mute:
 732					muteConversationDialog(getSelectedConversation());
 733					break;
 734				case R.id.action_unmute:
 735					unmuteConversation(getSelectedConversation());
 736					break;
 737				case R.id.action_block:
 738					BlockContactDialog.show(this, getSelectedConversation());
 739					break;
 740				case R.id.action_unblock:
 741					BlockContactDialog.show(this, getSelectedConversation());
 742					break;
 743				default:
 744					break;
 745			}
 746			return super.onOptionsItemSelected(item);
 747		} else {
 748			return super.onOptionsItemSelected(item);
 749		}
 750	}
 751
 752	public void endConversation(Conversation conversation) {
 753		endConversation(conversation, true, true);
 754	}
 755
 756	public void endConversation(Conversation conversation, boolean showOverview, boolean reinit) {
 757		if (showOverview) {
 758			showConversationsOverview();
 759		}
 760		xmppConnectionService.archiveConversation(conversation);
 761		if (reinit) {
 762			if (conversationList.size() > 0) {
 763				setSelectedConversation(conversationList.get(0));
 764				this.mConversationFragment.reInit(getSelectedConversation());
 765			} else {
 766				setSelectedConversation(null);
 767				if (mRedirected.compareAndSet(false, true)) {
 768					Intent intent = new Intent(this, StartConversationActivity.class);
 769					intent.putExtra("init", true);
 770					startActivity(intent);
 771					finish();
 772				}
 773			}
 774		}
 775	}
 776
 777	@SuppressLint("InflateParams")
 778	protected void clearHistoryDialog(final Conversation conversation) {
 779		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 780		builder.setTitle(getString(R.string.clear_conversation_history));
 781		final View dialogView = getLayoutInflater().inflate(R.layout.dialog_clear_history, null);
 782		final CheckBox endConversationCheckBox = dialogView.findViewById(R.id.end_conversation_checkbox);
 783		builder.setView(dialogView);
 784		builder.setNegativeButton(getString(R.string.cancel), null);
 785		builder.setPositiveButton(getString(R.string.delete_messages),
 786				(dialog, which) -> {
 787					ConversationActivity.this.xmppConnectionService.clearConversationHistory(conversation);
 788					if (endConversationCheckBox.isChecked()) {
 789						endConversation(conversation);
 790					} else {
 791						updateConversationList();
 792						ConversationActivity.this.mConversationFragment.updateMessages();
 793					}
 794				});
 795		builder.create().show();
 796	}
 797
 798	private void handleEncryptionSelection(MenuItem item) {
 799		Conversation conversation = getSelectedConversation();
 800		if (conversation == null) {
 801			return;
 802		}
 803		final ConversationFragment fragment = (ConversationFragment) getFragmentManager().findFragmentByTag("conversation");
 804		switch (item.getItemId()) {
 805			case R.id.encryption_choice_none:
 806				conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 807				item.setChecked(true);
 808				break;
 809			case R.id.encryption_choice_pgp:
 810				if (hasPgp()) {
 811					if (conversation.getAccount().getPgpSignature() != null) {
 812						conversation.setNextEncryption(Message.ENCRYPTION_PGP);
 813						item.setChecked(true);
 814					} else {
 815						announcePgp(conversation.getAccount(), conversation,null, onOpenPGPKeyPublished);
 816					}
 817				} else {
 818					showInstallPgpDialog();
 819				}
 820				break;
 821			case R.id.encryption_choice_axolotl:
 822				Log.d(Config.LOGTAG, AxolotlService.getLogprefix(conversation.getAccount())
 823						+ "Enabled axolotl for Contact " + conversation.getContact().getJid());
 824				conversation.setNextEncryption(Message.ENCRYPTION_AXOLOTL);
 825				item.setChecked(true);
 826				break;
 827			default:
 828				conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 829				break;
 830		}
 831		xmppConnectionService.updateConversation(conversation);
 832		fragment.updateChatMsgHint();
 833		invalidateOptionsMenu();
 834		refreshUi();
 835	}
 836
 837	protected void muteConversationDialog(final Conversation conversation) {
 838		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 839		builder.setTitle(R.string.disable_notifications);
 840		final int[] durations = getResources().getIntArray(R.array.mute_options_durations);
 841		builder.setItems(R.array.mute_options_descriptions,
 842				new OnClickListener() {
 843
 844					@Override
 845					public void onClick(final DialogInterface dialog, final int which) {
 846						final long till;
 847						if (durations[which] == -1) {
 848							till = Long.MAX_VALUE;
 849						} else {
 850							till = System.currentTimeMillis() + (durations[which] * 1000);
 851						}
 852						conversation.setMutedTill(till);
 853						ConversationActivity.this.xmppConnectionService.updateConversation(conversation);
 854						updateConversationList();
 855						ConversationActivity.this.mConversationFragment.updateMessages();
 856						invalidateOptionsMenu();
 857					}
 858				});
 859		builder.create().show();
 860	}
 861
 862	public void unmuteConversation(final Conversation conversation) {
 863		conversation.setMutedTill(0);
 864		this.xmppConnectionService.updateConversation(conversation);
 865		updateConversationList();
 866		ConversationActivity.this.mConversationFragment.updateMessages();
 867		invalidateOptionsMenu();
 868	}
 869
 870	@Override
 871	public void onBackPressed() {
 872		if (!isConversationsOverviewVisable()) {
 873			showConversationsOverview();
 874		} else {
 875			super.onBackPressed();
 876		}
 877	}
 878
 879	@Override
 880	public boolean onKeyUp(int key, KeyEvent event) {
 881		int rotation = getWindowManager().getDefaultDisplay().getRotation();
 882		final int upKey;
 883		final int downKey;
 884		switch (rotation) {
 885			case Surface.ROTATION_90:
 886				upKey = KeyEvent.KEYCODE_DPAD_LEFT;
 887				downKey = KeyEvent.KEYCODE_DPAD_RIGHT;
 888				break;
 889			case Surface.ROTATION_180:
 890				upKey = KeyEvent.KEYCODE_DPAD_DOWN;
 891				downKey = KeyEvent.KEYCODE_DPAD_UP;
 892				break;
 893			case Surface.ROTATION_270:
 894				upKey = KeyEvent.KEYCODE_DPAD_RIGHT;
 895				downKey = KeyEvent.KEYCODE_DPAD_LEFT;
 896				break;
 897			case Surface.ROTATION_0:
 898			default:
 899				upKey = KeyEvent.KEYCODE_DPAD_UP;
 900				downKey = KeyEvent.KEYCODE_DPAD_DOWN;
 901		}
 902		final boolean modifier = event.isCtrlPressed() || (event.getMetaState() & KeyEvent.META_ALT_LEFT_ON) != 0;
 903		if (modifier && key == KeyEvent.KEYCODE_TAB && isConversationsOverviewHideable()) {
 904			toggleConversationsOverview();
 905			return true;
 906		} else if (modifier && key == KeyEvent.KEYCODE_SPACE) {
 907			startActivity(new Intent(this, StartConversationActivity.class));
 908			return true;
 909		} else if (modifier && key == downKey) {
 910			if (isConversationsOverviewHideable() && !isConversationsOverviewVisable()) {
 911				showConversationsOverview();
 912				;
 913			}
 914			return selectDownConversation();
 915		} else if (modifier && key == upKey) {
 916			if (isConversationsOverviewHideable() && !isConversationsOverviewVisable()) {
 917				showConversationsOverview();
 918			}
 919			return selectUpConversation();
 920		} else if (modifier && key == KeyEvent.KEYCODE_1) {
 921			return openConversationByIndex(0);
 922		} else if (modifier && key == KeyEvent.KEYCODE_2) {
 923			return openConversationByIndex(1);
 924		} else if (modifier && key == KeyEvent.KEYCODE_3) {
 925			return openConversationByIndex(2);
 926		} else if (modifier && key == KeyEvent.KEYCODE_4) {
 927			return openConversationByIndex(3);
 928		} else if (modifier && key == KeyEvent.KEYCODE_5) {
 929			return openConversationByIndex(4);
 930		} else if (modifier && key == KeyEvent.KEYCODE_6) {
 931			return openConversationByIndex(5);
 932		} else if (modifier && key == KeyEvent.KEYCODE_7) {
 933			return openConversationByIndex(6);
 934		} else if (modifier && key == KeyEvent.KEYCODE_8) {
 935			return openConversationByIndex(7);
 936		} else if (modifier && key == KeyEvent.KEYCODE_9) {
 937			return openConversationByIndex(8);
 938		} else if (modifier && key == KeyEvent.KEYCODE_0) {
 939			return openConversationByIndex(9);
 940		} else {
 941			return super.onKeyUp(key, event);
 942		}
 943	}
 944
 945	private void toggleConversationsOverview() {
 946		if (isConversationsOverviewVisable()) {
 947			hideConversationsOverview();
 948			if (mConversationFragment != null) {
 949				mConversationFragment.setFocusOnInputField();
 950			}
 951		} else {
 952			showConversationsOverview();
 953		}
 954	}
 955
 956	private boolean selectUpConversation() {
 957		if (this.mSelectedConversation != null) {
 958			int index = this.conversationList.indexOf(this.mSelectedConversation);
 959			if (index > 0) {
 960				return openConversationByIndex(index - 1);
 961			}
 962		}
 963		return false;
 964	}
 965
 966	private boolean selectDownConversation() {
 967		if (this.mSelectedConversation != null) {
 968			int index = this.conversationList.indexOf(this.mSelectedConversation);
 969			if (index != -1 && index < this.conversationList.size() - 1) {
 970				return openConversationByIndex(index + 1);
 971			}
 972		}
 973		return false;
 974	}
 975
 976	private boolean openConversationByIndex(int index) {
 977		try {
 978			this.conversationWasSelectedByKeyboard = true;
 979			this.mConversationFragment.stopScrolling();
 980			setSelectedConversation(this.conversationList.get(index));
 981			this.mConversationFragment.reInit(getSelectedConversation());
 982			if (index > listView.getLastVisiblePosition() - 1 || index < listView.getFirstVisiblePosition() + 1) {
 983				this.listView.setSelection(index);
 984			}
 985			openConversation();
 986			return true;
 987		} catch (IndexOutOfBoundsException e) {
 988			return false;
 989		}
 990	}
 991
 992	@Override
 993	protected void onNewIntent(final Intent intent) {
 994		if (intent != null && ACTION_VIEW_CONVERSATION.equals(intent.getAction())) {
 995			mOpenConversation = null;
 996			mUnprocessedNewIntent = true;
 997			if (xmppConnectionServiceBound) {
 998				handleViewConversationIntent(intent);
 999				intent.setAction(Intent.ACTION_MAIN);
1000			} else {
1001				setIntent(intent);
1002			}
1003		}
1004	}
1005
1006	@Override
1007	public void onStart() {
1008		super.onStart();
1009		this.mRedirected.set(false);
1010		if (this.xmppConnectionServiceBound) {
1011			this.onBackendConnected();
1012		}
1013		if (conversationList.size() >= 1) {
1014			this.onConversationUpdate();
1015		}
1016	}
1017
1018	@Override
1019	public void onPause() {
1020		listView.discardUndo();
1021		super.onPause();
1022		this.mActivityPaused = true;
1023	}
1024
1025	@Override
1026	public void onResume() {
1027		super.onResume();
1028		final int theme = findTheme();
1029		final boolean usingEnterKey = usingEnterKey();
1030		if (this.mTheme != theme || usingEnterKey != mUsingEnterKey) {
1031			recreate();
1032		}
1033		this.mActivityPaused = false;
1034		if (!isConversationsOverviewVisable() || !isConversationsOverviewHideable()) {
1035			sendReadMarkerIfNecessary(getSelectedConversation());
1036		}
1037		new Handler().post(() -> {
1038			showSoundRecorderAttachment = new Intent(MediaStore.Audio.Media.RECORD_SOUND_ACTION).resolveActivity(getPackageManager()) != null;
1039			showLocationAttachment = new Intent("eu.siacs.conversations.location.request").resolveActivity(getPackageManager()) != null;
1040			invalidateOptionsMenu();
1041		});
1042	}
1043
1044	@Override
1045	public void onSaveInstanceState(final Bundle savedInstanceState) {
1046		Conversation conversation = getSelectedConversation();
1047		if (conversation != null) {
1048			savedInstanceState.putString(STATE_OPEN_CONVERSATION, conversation.getUuid());
1049			Pair<Integer,Integer> scrollPosition = mConversationFragment.getScrollPosition();
1050			if (scrollPosition != null) {
1051				savedInstanceState.putInt(STATE_FIRST_VISIBLE, scrollPosition.first);
1052				savedInstanceState.putInt(STATE_OFFSET_FROM_TOP, scrollPosition.second);
1053			}
1054		} else {
1055			savedInstanceState.remove(STATE_OPEN_CONVERSATION);
1056		}
1057		savedInstanceState.putBoolean(STATE_PANEL_OPEN, isConversationsOverviewVisable());
1058		if (this.mPendingImageUris.size() >= 1) {
1059			Log.d(Config.LOGTAG,"ConversationsActivity.onSaveInstanceState() - saving pending image uri");
1060			savedInstanceState.putString(STATE_PENDING_URI, this.mPendingImageUris.get(0).toString());
1061		} else {
1062			savedInstanceState.remove(STATE_PENDING_URI);
1063		}
1064		super.onSaveInstanceState(savedInstanceState);
1065	}
1066
1067	private void clearPending() {
1068		mPendingImageUris.clear();
1069		mPendingFileUris.clear();
1070		mPendingGeoUri = null;
1071		mPostponedActivityResult = null;
1072	}
1073
1074	private void redirectToStartConversationActivity(boolean noAnimation) {
1075		Account pendingAccount = xmppConnectionService.getPendingAccount();
1076		if (pendingAccount == null) {
1077			Intent startConversationActivity = new Intent(this, StartConversationActivity.class);
1078			startConversationActivity.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
1079			if (noAnimation) {
1080				startConversationActivity.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
1081			}
1082			startConversationActivity.putExtra("init", true);
1083			startActivity(startConversationActivity);
1084			if (noAnimation) {
1085				overridePendingTransition(0,0);
1086			}
1087		} else {
1088			switchToAccount(pendingAccount, true);
1089		}
1090	}
1091
1092	@Override
1093	void onBackendConnected() {
1094		this.xmppConnectionService.getNotificationService().setIsInForeground(true);
1095		updateConversationList();
1096
1097		if (mPendingConferenceInvite != null) {
1098			if (mPendingConferenceInvite.execute(this)) {
1099				mToast = Toast.makeText(this, R.string.creating_conference, Toast.LENGTH_LONG);
1100				mToast.show();
1101			}
1102			mPendingConferenceInvite = null;
1103		}
1104
1105		final Intent intent = getIntent();
1106
1107		if (xmppConnectionService.getAccounts().size() == 0) {
1108			if (mRedirected.compareAndSet(false, true)) {
1109				if (Config.X509_VERIFICATION) {
1110					Intent redirectionIntent = new Intent(this, ManageAccountActivity.class);
1111					redirectionIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_NO_ANIMATION);
1112					startActivity(redirectionIntent);
1113					overridePendingTransition(0,0);
1114				} else if (Config.MAGIC_CREATE_DOMAIN != null) {
1115					WelcomeActivity.launch(this);
1116				} else {
1117					Intent editAccount = new Intent(this, EditAccountActivity.class);
1118					editAccount.putExtra("init",true);
1119					editAccount.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_NO_ANIMATION);
1120					startActivity(editAccount);
1121					overridePendingTransition(0,0);
1122				}
1123			}
1124		} else if (conversationList.size() <= 0) {
1125			if (mRedirected.compareAndSet(false, true)) {
1126				redirectToStartConversationActivity(true);
1127			}
1128		} else if (selectConversationByUuid(mOpenConversation)) {
1129			if (mPanelOpen) {
1130				showConversationsOverview();
1131			} else {
1132				if (isConversationsOverviewHideable()) {
1133					openConversation();
1134					updateActionBarTitle(true);
1135				}
1136			}
1137			if (this.mConversationFragment.reInit(getSelectedConversation())) {
1138				Log.d(Config.LOGTAG,"setting scroll position on fragment");
1139				this.mConversationFragment.setScrollPosition(mScrollPosition);
1140			}
1141			mOpenConversation = null;
1142		} else if (intent != null && ACTION_VIEW_CONVERSATION.equals(intent.getAction())) {
1143			clearPending();
1144			handleViewConversationIntent(intent);
1145			intent.setAction(Intent.ACTION_MAIN);
1146		} else if (getSelectedConversation() == null) {
1147			reInitLatestConversation();
1148		} else {
1149			this.mConversationFragment.messageListAdapter.updatePreferences();
1150			this.mConversationFragment.messagesView.invalidateViews();
1151			this.mConversationFragment.setupIme();
1152		}
1153
1154		if (this.mPostponedActivityResult != null) {
1155			this.onActivityResult(mPostponedActivityResult.first, RESULT_OK, mPostponedActivityResult.second);
1156		}
1157
1158		final boolean stopping = isStopping();
1159
1160		if (!forbidProcessingPendings) {
1161			for (Iterator<Uri> i = mPendingImageUris.iterator(); i.hasNext(); i.remove()) {
1162				Uri foo = i.next();
1163				Log.d(Config.LOGTAG,"ConversationsActivity.onBackendConnected() - attaching image to conversations. stopping="+Boolean.toString(stopping));
1164				attachImageToConversation(getSelectedConversation(), foo);
1165			}
1166
1167			for (Iterator<Uri> i = mPendingFileUris.iterator(); i.hasNext(); i.remove()) {
1168				Log.d(Config.LOGTAG,"ConversationsActivity.onBackendConnected() - attaching file to conversations. stopping="+Boolean.toString(stopping));
1169				attachFileToConversation(getSelectedConversation(), i.next());
1170			}
1171
1172			if (mPendingGeoUri != null) {
1173				attachLocationToConversation(getSelectedConversation(), mPendingGeoUri);
1174				mPendingGeoUri = null;
1175			}
1176		}
1177		forbidProcessingPendings = false;
1178
1179		if (!ExceptionHelper.checkForCrash(this, this.xmppConnectionService) && !mRedirected.get()) {
1180			openBatteryOptimizationDialogIfNeeded();
1181		}
1182		if (isConversationsOverviewVisable() && isConversationsOverviewHideable()) {
1183			xmppConnectionService.getNotificationService().setOpenConversation(null);
1184		} else {
1185			xmppConnectionService.getNotificationService().setOpenConversation(getSelectedConversation());
1186		}
1187	}
1188
1189	private boolean isStopping() {
1190		if (Build.VERSION.SDK_INT >= 17) {
1191			return isFinishing() || isDestroyed();
1192		} else {
1193			return isFinishing();
1194		}
1195	}
1196
1197	private void reInitLatestConversation() {
1198		showConversationsOverview();
1199		clearPending();
1200		setSelectedConversation(conversationList.get(0));
1201		this.mConversationFragment.reInit(getSelectedConversation());
1202	}
1203
1204	private void handleViewConversationIntent(final Intent intent) {
1205		final String uuid = intent.getStringExtra(CONVERSATION);
1206		final String downloadUuid = intent.getStringExtra(EXTRA_DOWNLOAD_UUID);
1207		final String text = intent.getStringExtra(TEXT);
1208		final String nick = intent.getStringExtra(NICK);
1209		final boolean pm = intent.getBooleanExtra(PRIVATE_MESSAGE, false);
1210		this.mConversationFragment.stopScrolling();
1211		if (selectConversationByUuid(uuid)) {
1212			this.mConversationFragment.reInit(getSelectedConversation());
1213			if (nick != null) {
1214				if (pm) {
1215					Jid jid = getSelectedConversation().getJid();
1216					try {
1217						Jid next = Jid.fromParts(jid.getLocalpart(), jid.getDomainpart(), nick);
1218						this.mConversationFragment.privateMessageWith(next);
1219					} catch (final InvalidJidException ignored) {
1220						//do nothing
1221					}
1222				} else {
1223					this.mConversationFragment.highlightInConference(nick);
1224				}
1225			} else {
1226				this.mConversationFragment.appendText(text);
1227			}
1228			hideConversationsOverview();
1229			mUnprocessedNewIntent = false;
1230			openConversation();
1231			if (mContentView instanceof SlidingPaneLayout) {
1232				updateActionBarTitle(true); //fixes bug where slp isn't properly closed yet
1233			}
1234			if (downloadUuid != null) {
1235				final Message message = mSelectedConversation.findMessageWithFileAndUuid(downloadUuid);
1236				if (message != null) {
1237					startDownloadable(message);
1238				}
1239			}
1240		} else {
1241			mUnprocessedNewIntent = false;
1242		}
1243	}
1244
1245	private boolean selectConversationByUuid(String uuid) {
1246		if (uuid == null) {
1247			return false;
1248		}
1249		for (Conversation aConversationList : conversationList) {
1250			if (aConversationList.getUuid().equals(uuid)) {
1251				setSelectedConversation(aConversationList);
1252				return true;
1253			}
1254		}
1255		return false;
1256	}
1257
1258	@Override
1259	protected void unregisterListeners() {
1260		super.unregisterListeners();
1261		xmppConnectionService.getNotificationService().setOpenConversation(null);
1262	}
1263
1264	@SuppressLint("NewApi")
1265	private static List<Uri> extractUriFromIntent(final Intent intent) {
1266		List<Uri> uris = new ArrayList<>();
1267		if (intent == null) {
1268			return uris;
1269		}
1270		Uri uri = intent.getData();
1271		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2 && uri == null) {
1272			final ClipData clipData = intent.getClipData();
1273			if (clipData != null) {
1274				for (int i = 0; i < clipData.getItemCount(); ++i) {
1275					uris.add(clipData.getItemAt(i).getUri());
1276				}
1277			}
1278		} else {
1279			uris.add(uri);
1280		}
1281		return uris;
1282	}
1283
1284	@Override
1285	protected void onActivityResult(int requestCode, int resultCode, final Intent data) {
1286		super.onActivityResult(requestCode, resultCode, data);
1287		if (resultCode == RESULT_OK) {
1288			if (requestCode == REQUEST_DECRYPT_PGP) {
1289				mConversationFragment.onActivityResult(requestCode, resultCode, data);
1290			} else if (requestCode == REQUEST_CHOOSE_PGP_ID) {
1291				// the user chose OpenPGP for encryption and selected his key in the PGP provider
1292				if (xmppConnectionServiceBound) {
1293					if (data.getExtras().containsKey(OpenPgpApi.EXTRA_SIGN_KEY_ID)) {
1294						// associate selected PGP keyId with the account
1295						mSelectedConversation.getAccount().setPgpSignId(data.getExtras().getLong(OpenPgpApi.EXTRA_SIGN_KEY_ID));
1296						// we need to announce the key as described in XEP-027
1297						announcePgp(mSelectedConversation.getAccount(), null, null, onOpenPGPKeyPublished);
1298					} else {
1299						choosePgpSignId(mSelectedConversation.getAccount());
1300					}
1301					this.mPostponedActivityResult = null;
1302				} else {
1303					this.mPostponedActivityResult = new Pair<>(requestCode, data);
1304				}
1305			} else if (requestCode == REQUEST_ANNOUNCE_PGP) {
1306				if (xmppConnectionServiceBound) {
1307					announcePgp(mSelectedConversation.getAccount(), mSelectedConversation,data, onOpenPGPKeyPublished);
1308					this.mPostponedActivityResult = null;
1309				} else {
1310					this.mPostponedActivityResult = new Pair<>(requestCode, data);
1311				}
1312			} else if (requestCode == ATTACHMENT_CHOICE_CHOOSE_IMAGE) {
1313				mPendingImageUris.clear();
1314				mPendingImageUris.addAll(extractUriFromIntent(data));
1315				if (xmppConnectionServiceBound) {
1316					for (Iterator<Uri> i = mPendingImageUris.iterator(); i.hasNext(); i.remove()) {
1317						Log.d(Config.LOGTAG,"ConversationsActivity.onActivityResult() - attaching image to conversations. CHOOSE_IMAGE");
1318						attachImageToConversation(getSelectedConversation(), i.next());
1319					}
1320				}
1321			} else if (requestCode == ATTACHMENT_CHOICE_CHOOSE_FILE || requestCode == ATTACHMENT_CHOICE_RECORD_VOICE || requestCode == ATTACHMENT_CHOICE_RECORD_VIDEO) {
1322				final List<Uri> uris = extractUriFromIntent(data);
1323				Log.d(Config.LOGTAG,"uris "+uris.toString());
1324				final Conversation c = getSelectedConversation();
1325				final OnPresenceSelected callback = new OnPresenceSelected() {
1326					@Override
1327					public void onPresenceSelected() {
1328						mPendingFileUris.clear();
1329						mPendingFileUris.addAll(uris);
1330						if (xmppConnectionServiceBound) {
1331							for (Iterator<Uri> i = mPendingFileUris.iterator(); i.hasNext(); i.remove()) {
1332								Log.d(Config.LOGTAG,"ConversationsActivity.onActivityResult() - attaching file to conversations. CHOOSE_FILE/RECORD_VOICE/RECORD_VIDEO");
1333								attachFileToConversation(c, i.next());
1334							}
1335						}
1336					}
1337				};
1338				if (c == null || c.getMode() == Conversation.MODE_MULTI
1339						|| FileBackend.allFilesUnderSize(this, uris, getMaxHttpUploadSize(c))) {
1340					callback.onPresenceSelected();
1341				} else {
1342					selectPresence(c, callback);
1343				}
1344			} else if (requestCode == ATTACHMENT_CHOICE_TAKE_PHOTO) {
1345				if (mPendingImageUris.size() == 1) {
1346					Uri uri = FileBackend.getIndexableTakePhotoUri(mPendingImageUris.get(0));
1347					mPendingImageUris.set(0, uri);
1348					if (xmppConnectionServiceBound) {
1349						Log.d(Config.LOGTAG,"ConversationsActivity.onActivityResult() - attaching image to conversations. TAKE_PHOTO");
1350						attachImageToConversation(getSelectedConversation(), uri);
1351						mPendingImageUris.clear();
1352					}
1353					if (!Config.ONLY_INTERNAL_STORAGE) {
1354						Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
1355						intent.setData(uri);
1356						sendBroadcast(intent);
1357					}
1358				} else {
1359					mPendingImageUris.clear();
1360				}
1361			} else if (requestCode == ATTACHMENT_CHOICE_LOCATION) {
1362				double latitude = data.getDoubleExtra("latitude", 0);
1363				double longitude = data.getDoubleExtra("longitude", 0);
1364				this.mPendingGeoUri = Uri.parse("geo:" + String.valueOf(latitude) + "," + String.valueOf(longitude));
1365				if (xmppConnectionServiceBound) {
1366					attachLocationToConversation(getSelectedConversation(), mPendingGeoUri);
1367					this.mPendingGeoUri = null;
1368				}
1369			} else if (requestCode == REQUEST_TRUST_KEYS_TEXT || requestCode == REQUEST_TRUST_KEYS_MENU) {
1370				this.forbidProcessingPendings = true;
1371				if (xmppConnectionServiceBound) {
1372					mConversationFragment.onActivityResult(requestCode, resultCode, data);
1373					this.mPostponedActivityResult = null;
1374				} else {
1375					this.mPostponedActivityResult = new Pair<>(requestCode, data);
1376				}
1377
1378			}
1379		} else {
1380			mPendingImageUris.clear();
1381			mPendingFileUris.clear();
1382			if (requestCode == ConversationActivity.REQUEST_DECRYPT_PGP) {
1383				mConversationFragment.onActivityResult(requestCode, resultCode, data);
1384			}
1385			if (requestCode == REQUEST_BATTERY_OP) {
1386				setNeverAskForBatteryOptimizationsAgain();
1387			}
1388		}
1389	}
1390
1391	private long getMaxHttpUploadSize(Conversation conversation) {
1392		final XmppConnection connection = conversation.getAccount().getXmppConnection();
1393		return connection == null ? -1 : connection.getFeatures().getMaxHttpUploadSize();
1394	}
1395
1396	private String getBatteryOptimizationPreferenceKey() {
1397		@SuppressLint("HardwareIds") String device = Settings.Secure.getString(getContentResolver(), Settings.Secure.ANDROID_ID);
1398		return "show_battery_optimization"+(device == null ? "" : device);
1399	}
1400
1401	private void setNeverAskForBatteryOptimizationsAgain() {
1402		getPreferences().edit().putBoolean(getBatteryOptimizationPreferenceKey(), false).apply();
1403	}
1404
1405	private void openBatteryOptimizationDialogIfNeeded() {
1406		if (hasAccountWithoutPush()
1407				&& isOptimizingBattery()
1408				&& getPreferences().getBoolean(getBatteryOptimizationPreferenceKey(), true)) {
1409			AlertDialog.Builder builder = new AlertDialog.Builder(this);
1410			builder.setTitle(R.string.battery_optimizations_enabled);
1411			builder.setMessage(R.string.battery_optimizations_enabled_dialog);
1412			builder.setPositiveButton(R.string.next, (dialog, which) -> {
1413				Intent intent = new Intent(Settings.ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS);
1414				Uri uri = Uri.parse("package:" + getPackageName());
1415				intent.setData(uri);
1416				try {
1417					startActivityForResult(intent, REQUEST_BATTERY_OP);
1418				} catch (ActivityNotFoundException e) {
1419					Toast.makeText(ConversationActivity.this, R.string.device_does_not_support_battery_op, Toast.LENGTH_SHORT).show();
1420				}
1421			});
1422			if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
1423				builder.setOnDismissListener(dialog -> setNeverAskForBatteryOptimizationsAgain());
1424			}
1425			AlertDialog dialog = builder.create();
1426			dialog.setCanceledOnTouchOutside(false);
1427			dialog.show();
1428		}
1429	}
1430
1431	private boolean hasAccountWithoutPush() {
1432		for(Account account : xmppConnectionService.getAccounts()) {
1433			if (account.getStatus() == Account.State.ONLINE && !xmppConnectionService.getPushManagementService().available(account)) {
1434				return true;
1435			}
1436		}
1437		return false;
1438	}
1439
1440	private void attachLocationToConversation(Conversation conversation, Uri uri) {
1441		if (conversation == null) {
1442			return;
1443		}
1444		xmppConnectionService.attachLocationToConversation(conversation,uri, new UiCallback<Message>() {
1445
1446			@Override
1447			public void success(Message message) {
1448				xmppConnectionService.sendMessage(message);
1449			}
1450
1451			@Override
1452			public void error(int errorCode, Message object) {
1453
1454			}
1455
1456			@Override
1457			public void userInputRequried(PendingIntent pi, Message object) {
1458
1459			}
1460		});
1461	}
1462
1463	private void attachFileToConversation(Conversation conversation, Uri uri) {
1464		if (conversation == null) {
1465			return;
1466		}
1467		final Toast prepareFileToast = Toast.makeText(getApplicationContext(),getText(R.string.preparing_file), Toast.LENGTH_LONG);
1468		prepareFileToast.show();
1469		delegateUriPermissionsToService(uri);
1470		xmppConnectionService.attachFileToConversation(conversation, uri, new UiInformableCallback<Message>() {
1471			@Override
1472			public void inform(final String text) {
1473				hidePrepareFileToast(prepareFileToast);
1474				runOnUiThread(new Runnable() {
1475					@Override
1476					public void run() {
1477						replaceToast(text);
1478					}
1479				});
1480			}
1481
1482			@Override
1483			public void success(Message message) {
1484				runOnUiThread(new Runnable() {
1485					@Override
1486					public void run() {
1487						hideToast();
1488					}
1489				});
1490				hidePrepareFileToast(prepareFileToast);
1491				xmppConnectionService.sendMessage(message);
1492			}
1493
1494			@Override
1495			public void error(final int errorCode, Message message) {
1496				hidePrepareFileToast(prepareFileToast);
1497				runOnUiThread(new Runnable() {
1498					@Override
1499					public void run() {
1500						replaceToast(getString(errorCode));
1501					}
1502				});
1503
1504			}
1505
1506			@Override
1507			public void userInputRequried(PendingIntent pi, Message message) {
1508				hidePrepareFileToast(prepareFileToast);
1509			}
1510		});
1511	}
1512
1513	public void attachImageToConversation(Uri uri) {
1514		this.attachImageToConversation(getSelectedConversation(), uri);
1515	}
1516
1517	private void attachImageToConversation(Conversation conversation, Uri uri) {
1518		if (conversation == null) {
1519			return;
1520		}
1521		final Toast prepareFileToast = Toast.makeText(getApplicationContext(),getText(R.string.preparing_image), Toast.LENGTH_LONG);
1522		prepareFileToast.show();
1523		delegateUriPermissionsToService(uri);
1524		xmppConnectionService.attachImageToConversation(conversation, uri,
1525				new UiCallback<Message>() {
1526
1527					@Override
1528					public void userInputRequried(PendingIntent pi, Message object) {
1529						hidePrepareFileToast(prepareFileToast);
1530					}
1531
1532					@Override
1533					public void success(Message message) {
1534						hidePrepareFileToast(prepareFileToast);
1535						xmppConnectionService.sendMessage(message);
1536					}
1537
1538					@Override
1539					public void error(final int error, Message message) {
1540						hidePrepareFileToast(prepareFileToast);
1541						runOnUiThread(new Runnable() {
1542							@Override
1543							public void run() {
1544								replaceToast(getString(error));
1545							}
1546						});
1547					}
1548				});
1549	}
1550
1551	private void hidePrepareFileToast(final Toast prepareFileToast) {
1552		if (prepareFileToast != null) {
1553			runOnUiThread(new Runnable() {
1554
1555				@Override
1556				public void run() {
1557					prepareFileToast.cancel();
1558				}
1559			});
1560		}
1561	}
1562
1563	public void updateConversationList() {
1564		xmppConnectionService.populateWithOrderedConversations(conversationList);
1565		if (!conversationList.contains(mSelectedConversation)) {
1566			mSelectedConversation = null;
1567		}
1568		if (swipedConversation != null) {
1569			if (swipedConversation.isRead()) {
1570				conversationList.remove(swipedConversation);
1571			} else {
1572				listView.discardUndo();
1573			}
1574		}
1575		listAdapter.notifyDataSetChanged();
1576	}
1577
1578	public void runIntent(PendingIntent pi, int requestCode) {
1579		try {
1580			this.startIntentSenderForResult(pi.getIntentSender(), requestCode,
1581					null, 0, 0, 0);
1582		} catch (final SendIntentException ignored) {
1583		}
1584	}
1585
1586	public void encryptTextMessage(Message message) {
1587		xmppConnectionService.getPgpEngine().encrypt(message,
1588				new UiCallback<Message>() {
1589
1590					@Override
1591					public void userInputRequried(PendingIntent pi,Message message) {
1592						ConversationActivity.this.runIntent(pi,ConversationActivity.REQUEST_SEND_MESSAGE);
1593					}
1594
1595					@Override
1596					public void success(Message message) {
1597						message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1598						xmppConnectionService.sendMessage(message);
1599						runOnUiThread(new Runnable() {
1600							@Override
1601							public void run() {
1602								mConversationFragment.messageSent();
1603							}
1604						});
1605					}
1606
1607					@Override
1608					public void error(final int error, Message message) {
1609						runOnUiThread(new Runnable() {
1610							@Override
1611							public void run() {
1612								mConversationFragment.doneSendingPgpMessage();
1613								Toast.makeText(ConversationActivity.this,
1614										R.string.unable_to_connect_to_keychain,
1615										Toast.LENGTH_SHORT
1616								).show();
1617							}
1618						});
1619
1620					}
1621				});
1622	}
1623
1624	public boolean useSendButtonToIndicateStatus() {
1625		return getPreferences().getBoolean("send_button_status", getResources().getBoolean(R.bool.send_button_status));
1626	}
1627
1628	public boolean indicateReceived() {
1629		return getPreferences().getBoolean("indicate_received", getResources().getBoolean(R.bool.indicate_received));
1630	}
1631
1632	public boolean useGreenBackground() {
1633		return getPreferences().getBoolean("use_green_background",getResources().getBoolean(R.bool.use_green_background));
1634	}
1635
1636	protected boolean trustKeysIfNeeded(int requestCode) {
1637		return trustKeysIfNeeded(requestCode, ATTACHMENT_CHOICE_INVALID);
1638	}
1639
1640	protected boolean trustKeysIfNeeded(int requestCode, int attachmentChoice) {
1641		AxolotlService axolotlService = mSelectedConversation.getAccount().getAxolotlService();
1642		final List<Jid> targets = axolotlService.getCryptoTargets(mSelectedConversation);
1643		boolean hasUnaccepted = !mSelectedConversation.getAcceptedCryptoTargets().containsAll(targets);
1644		boolean hasUndecidedOwn = !axolotlService.getKeysWithTrust(FingerprintStatus.createActiveUndecided()).isEmpty();
1645		boolean hasUndecidedContacts = !axolotlService.getKeysWithTrust(FingerprintStatus.createActiveUndecided(), targets).isEmpty();
1646		boolean hasPendingKeys = !axolotlService.findDevicesWithoutSession(mSelectedConversation).isEmpty();
1647		boolean hasNoTrustedKeys = axolotlService.anyTargetHasNoTrustedKeys(targets);
1648		if(hasUndecidedOwn || hasUndecidedContacts || hasPendingKeys || hasNoTrustedKeys || hasUnaccepted) {
1649			axolotlService.createSessionsIfNeeded(mSelectedConversation);
1650			Intent intent = new Intent(getApplicationContext(), TrustKeysActivity.class);
1651			String[] contacts = new String[targets.size()];
1652			for(int i = 0; i < contacts.length; ++i) {
1653				contacts[i] = targets.get(i).toString();
1654			}
1655			intent.putExtra("contacts", contacts);
1656			intent.putExtra(EXTRA_ACCOUNT, mSelectedConversation.getAccount().getJid().toBareJid().toString());
1657			intent.putExtra("choice", attachmentChoice);
1658			intent.putExtra("conversation",mSelectedConversation.getUuid());
1659			startActivityForResult(intent, requestCode);
1660			return true;
1661		} else {
1662			return false;
1663		}
1664	}
1665
1666	@Override
1667	protected void refreshUiReal() {
1668		updateConversationList();
1669		if (conversationList.size() > 0) {
1670			if (!this.mConversationFragment.isAdded()) {
1671				Log.d(Config.LOGTAG,"fragment NOT added to activity. detached="+Boolean.toString(mConversationFragment.isDetached()));
1672			}
1673			if (getSelectedConversation() == null) {
1674				reInitLatestConversation();
1675			} else {
1676				ConversationActivity.this.mConversationFragment.updateMessages();
1677				updateActionBarTitle();
1678				invalidateOptionsMenu();
1679			}
1680		} else {
1681			if (!isStopping() && mRedirected.compareAndSet(false, true)) {
1682				redirectToStartConversationActivity(false);
1683			}
1684			Log.d(Config.LOGTAG,"not updating conversations fragment because conversations list size was 0");
1685		}
1686	}
1687
1688	@Override
1689	public void onAccountUpdate() {
1690		this.refreshUi();
1691	}
1692
1693	@Override
1694	public void onConversationUpdate() {
1695		this.refreshUi();
1696	}
1697
1698	@Override
1699	public void onRosterUpdate() {
1700		this.refreshUi();
1701	}
1702
1703	@Override
1704	public void OnUpdateBlocklist(Status status) {
1705		this.refreshUi();
1706	}
1707
1708	public void unblockConversation(final Blockable conversation) {
1709		xmppConnectionService.sendUnblockRequest(conversation);
1710	}
1711
1712	public boolean enterIsSend() {
1713		return getPreferences().getBoolean("enter_is_send",getResources().getBoolean(R.bool.enter_is_send));
1714	}
1715
1716	@Override
1717	public void onShowErrorToast(final int resId) {
1718		runOnUiThread(new Runnable() {
1719			@Override
1720			public void run() {
1721				Toast.makeText(ConversationActivity.this,resId,Toast.LENGTH_SHORT).show();
1722			}
1723		});
1724	}
1725
1726	public boolean highlightSelectedConversations() {
1727		return !isConversationsOverviewHideable() || this.conversationWasSelectedByKeyboard;
1728	}
1729}