src/mainwindow.cpp

   1 /*
   2   Copyright (c) 2006-2007 Paolo Capriotti <p.capriotti@gmail.com>
   3             (c) 2006-2007 Maurizio Monge <maurizio.monge@kdemail.net>
   4
   5   This program is free software; you can redistribute it and/or modify
   6   it under the terms of the GNU General Public License as published by
   7   the Free Software Foundation; either version 2 of the License, or
   8   (at your option) any later version.
   9 */
  10
  11 #include "mainwindow.h"
  12 #include <boost/scoped_ptr.hpp>
  13 #include <kaction.h>
  14 #include <kstandardaction.h>
  15 #include <kactioncollection.h>
  16 #include <kicon.h>
  17 #include <klocale.h>
  18 #include <kurl.h>
  19 #include <kfiledialog.h>
  20 #include <kio/netaccess.h>
  21 #include <kmessagebox.h>
  22 #include <kmenubar.h>
  23 #include <QKeySequence>
  24 #include <QStackedWidget>
  25 #include <QDockWidget>
  26 #include <QCloseEvent>
  27 #include <QTextStream>
  28 #include <QTextCodec>
  29
  30 #include "actioncollection.h"
  31 #include "chesstable.h"
  32 #include "console.h"
  33 #include "clock.h"
  34 #include "newgame.h"
  35 #include "variants.h"
  36 #include "gameinfo.h"
  37 #include "controllers/editgame.h"
  38 #include "controllers/editposition.h"
  39 #include "engineinfo.h"
  40 #include "movelist_table.h"
  41 #include "icsconnection.h"
  42 #include "qconnect.h"
  43 #include "mastersettings.h"
  44 #include "flash.h"
  45 #include "foreach.h"
  46 #include "pgnparser.h"
  47 #include "pref_highlight.h"
  48 #include "pref_preferences.h"
  49 #include "tabwidget.h"
  50
  51 using namespace Qt;
  52 using namespace boost;
  53
  54 MainWindow::~MainWindow() {
  55   delete console;
  56   qApp->quit();
  57 }
  58
  59 MainWindow::MainWindow(const QString& variant)
  60 : KXmlGuiWindow(0) {
  61   setObjectName("tagua_main");
  62   m_main = new TabWidget(this);
  63   m_main->setTabBarHidden(true);
  64   setCentralWidget(m_main);
  65
  66   m_movelist_stack = new QStackedWidget;
  67
  68   connect(m_main, SIGNAL(currentChanged(int)),
  69     this, SLOT(changeTab(int)));
  70   connect(m_main, SIGNAL(closeTab()),
  71     this, SLOT(closeTab()));
  72
  73   movelist_dock = new QDockWidget(this);
  74   movelist_dock->setWidget(m_movelist_stack);
  75   movelist_dock->setWindowTitle(i18n("Move list"));
  76   movelist_dock->setObjectName("move_list");
  77   addDockWidget(Qt::LeftDockWidgetArea, movelist_dock, Qt::Vertical);
  78   movelist_dock->show();
  79
  80   ChessTable* board = new ChessTable;
  81
  82   board->setFocus();
  83
  84   console_dock = new QDockWidget(this);
  85   console = new Console(0, i18n("FICS Connection"));
  86   console_dock->setWidget(console);
  87   console_dock->setFocusProxy(console);
  88   console_dock->setWindowTitle(i18n("Console"));
  89   console_dock->setObjectName("console");
  90   addDockWidget(Qt::BottomDockWidgetArea, console_dock, Qt::Horizontal);
  91   console_dock->setWindowFlags(console_dock->windowFlags() & ~Qt::WindowStaysOnTopHint);
  92   console_dock->show();
  93
  94   connect(board, SIGNAL(error(ErrorCode)), this, SLOT(displayErrorMessage(ErrorCode)));
  95   //BROKEN connect(board->clock(), SIGNAL(labelClicked(int)), &ui(), SLOT(setTurn(int)));
  96
  97 //  start in edit game mode
  98   newGame(variant, AbstractPosition::Ptr());
  99
 100   setupActions();
 101   setupGUI();
 102   setupEngineMenu();
 103   updateVariantActions();
 104 }
 105
 106 ChessTable* MainWindow::table() {
 107   return qobject_cast<ChessTable*>(m_main->currentWidget());
 108 }
 109
 110 KAction* MainWindow::installRegularAction(const QString& name, const KIcon& icon, const QString& text, QObject* obj, const char* slot) {
 111   KAction* temp = new KAction(icon, text, this);
 112   actionCollection()->addAction(name, temp);
 113   connect(temp, SIGNAL(triggered(bool)), obj, slot);
 114   return temp;
 115 }
 116
 117 void MainWindow::setupEngineMenu() {
 118   QMenu* engine_menu = 0;
 119   SettingArray engine_settings = settings().group("engines").array("engine");
 120   foreach (Settings s, engine_settings) {
 121     if (!engine_menu) {
 122       // this way the menu is created only if there is at least one engine
 123       engine_menu = menuBar()->addMenu(i18n("E&ngines"));
 124     }
 125
 126     QString name;
 127     EngineDetails engine_details;
 128     s["name"] >> engine_details.name;
 129     s["path"] >> engine_details.path;
 130     engine_details.type = EngineDetails::typeFromName(s["type"].value<QString>());
 131     if (s["work-path"])
 132       s["work-path"] >> engine_details.workPath;
 133
 134     kDebug() << "creating engine " << engine_details.name << endl;
 135     EngineInfo* engine = new EngineInfo(engine_details, ui());
 136
 137     m_engines.push_back(engine);
 138
 139     QMenu* menu = engine_menu->addMenu(engine_details.name);
 140
 141     {
 142       KAction* play_white = new KAction(i18n("Play as &white"), this);
 143       play_white->setCheckable(true);
 144       connect(play_white, SIGNAL(triggered()), engine, SLOT(playAsWhite()));
 145       menu->addAction(play_white);
 146     }
 147     {
 148       KAction* play_black = new KAction(i18n("Play as &black"), this);
 149       play_black->setCheckable(true);
 150       connect(play_black, SIGNAL(triggered()), engine, SLOT(playAsBlack()));
 151       menu->addAction(play_black);
 152     }
 153 #if 0 // disable analysis for the moment
 154     {
 155       KAction* analyze = new KAction(i18n("&Analyze"), this);
 156       analyze->setCheckable(true);
 157       connect(analyze, SIGNAL(triggered()), engine, SLOT(analyze()));
 158       menu->addAction(analyze);
 159     }
 160 #endif
 161   }
 162 }
 163
 164 void MainWindow::setupActions() {
 165   KStandardAction::openNew(this, SLOT(newGame()), actionCollection());
 166   KStandardAction::open(this, SLOT(loadGame()), actionCollection());
 167   KStandardAction::quit(this, SLOT(quit()), actionCollection());
 168
 169   installRegularAction("back", KIcon("go-previous"), i18n("&Back"), &ui(), SLOT(back()));
 170   installRegularAction("forward", KIcon("go-next"), i18n("&Forward"), &ui(), SLOT(forward()));
 171   installRegularAction("begin", KIcon("go-first"), i18n("Be&gin"), &ui(), SLOT(gotoFirst()));
 172   installRegularAction("end", KIcon("go-last"), i18n("&End"), &ui(), SLOT(gotoLast()));
 173   installRegularAction("connect", KIcon("connection-established"), i18n("&Connect"), this, SLOT(icsConnect()));
 174   installRegularAction("disconnect", KIcon("connect-no"), i18n("&Disconnect"), this, SLOT(icsDisconnect()));
 175
 176   KStandardAction::undo(&ui(), SLOT(undo()), actionCollection());
 177   KStandardAction::redo(&ui(), SLOT(redo()), actionCollection());
 178
 179   installRegularAction("pgnCopy", KIcon("edit-copy"), i18n("Copy PGN"), this, SLOT(pgnCopy()));
 180   installRegularAction("pgnPaste", KIcon("edit-paste"), i18n("Paste PGN"), this, SLOT(pgnPaste()));
 181   installRegularAction("editPosition", KIcon("edit"), i18n("&Edit position"), this, SLOT(editPosition()));
 182   installRegularAction("clearBoard", KIcon("edit-delete"), i18n("&Clear board"), &ui(), SLOT(clearBoard()));
 183   installRegularAction("setStartingPosition", KIcon("contents"), i18n("&Set starting position"),
 184       &ui(), SLOT(setStartingPosition()));
 185   installRegularAction("copyPosition", KIcon(), i18n("&Copy position"), &ui(), SLOT(copyPosition()));
 186   installRegularAction("pastePosition", KIcon(), i18n("&Paste position"), &ui(), SLOT(pastePosition()));
 187   installRegularAction("flip", KIcon("rotate"), i18n("&Flip view"), this, SLOT(flipView()));
 188   installRegularAction("toggleConsole", KIcon("openterm"), i18n("Toggle &console"), this, SLOT(toggleConsole()));
 189   installRegularAction("toggleMoveList", KIcon("view_text"), i18n("Toggle &move list"), this, SLOT(toggleMoveList()));
 190   installRegularAction("configure", KIcon("configure"), i18n("&Configure Tagua..."), this, SLOT(preferences()));
 191 }
 192
 193 void MainWindow::updateVariantActions() {
 194   ActionCollection* variant_actions = m_ui.variantActions();
 195   unplugActionList("variantActions");
 196   if (variant_actions) {
 197     plugActionList("variantActions", variant_actions->actions());
 198   }
 199   else {
 200     WARNING("No variant actions");
 201   }
 202 }
 203
 204 void MainWindow::readSettings() { }
 205 void MainWindow::writeSettings() { }
 206
 207 void MainWindow::closeEvent(QCloseEvent* e) {
 208   e->accept();
 209   writeSettings();
 210   delete this;
 211 }
 212
 213
 214 void MainWindow::keyPressEvent(QKeyEvent* event) {
 215   if (event->key() == Qt::Key_F5) {
 216     ui().createCtrlAction();
 217   }
 218 }
 219
 220 void MainWindow::keyReleaseEvent(QKeyEvent* event) {
 221   if (event->key() == Qt::Key_F5) {
 222     ui().destroyCtrlAction();
 223   }
 224 }
 225
 226 void MainWindow::changeTab(int index) {
 227   std::cout << "changing tab, widget = " << m_main->currentWidget() << std::endl;
 228   m_ui.setCurrentTab(m_main->currentWidget());
 229   m_movelist_stack->setCurrentIndex(index);
 230   updateVariantActions();
 231 }
 232
 233 void MainWindow::closeTab() {
 234   if (m_main->count() > 1) {
 235     int old_index = m_main->currentIndex();
 236     ChessTable* old_board = table();
 237
 238     int new_index = old_index - 1;
 239     if (new_index < 0)
 240       new_index = old_index + 1;
 241     m_main->setCurrentIndex(new_index);
 242
 243     m_main->removeTab(old_index);
 244     m_movelist_stack->removeWidget(m_movelist_stack->widget(old_index));
 245     m_ui.removeController(old_board);
 246
 247     if (m_main->count() <= 1) {
 248       m_main->setTabBarHidden(true);
 249     }
 250
 251 #if 0 // this doesn't work... why?
 252     ChessTable* old_board = table();
 253     m_ui.removeController(old_board);
 254     m_movelist_stack->removeWidget(
 255       m_movelist_stack->widget(m_main->currentIndex()));
 256     m_main->removeTab(m_main->currentIndex());
 257
 258     delete old_board;
 259
 260     if (m_main->count() <= 1) {
 261       m_main->hideTabBar();
 262     }
 263
 264     // update ui controller (just in case...)
 265     m_ui.setCurrentTab(m_main->currentWidget());
 266 #endif
 267   }
 268 }
 269
 270 void MainWindow::createTab(ChessTable* board, const shared_ptr<Controller>& controller,
 271                            const QString& caption, int index) {
 272   if (index == -1)
 273     index = m_main->addTab(board, caption);
 274   else
 275     m_main->insertTab(index, board, caption);
 276
 277   m_ui.addController(board, controller);
 278   m_ui.setCurrentTab(board);
 279   m_movelist_stack->addWidget(board->moveListTable());
 280
 281   m_main->setCurrentIndex(index);
 282   m_movelist_stack->setCurrentIndex(index);
 283
 284   if (m_main->count() > 1) m_main->setTabBarHidden(false);
 285
 286   std::cout << "created tab " << board << std::endl;
 287 }
 288
 289
 290 void MainWindow::cleanupGame(const QString& what, const QString& result) {
 291   Q_UNUSED(what);
 292   Q_UNUSED(result);
 293
 294   cleanupGame();
 295 }
 296
 297 void MainWindow::cleanupGame() {
 298   ui().detach();
 299   ui().end();
 300 }
 301
 302
 303 bool MainWindow::newGame(const QString& variantName, AbstractPosition::Ptr startingPos) {
 304   VariantPtr variant = Variants::instance().get(variantName);
 305   if (!variant) {
 306     WARNING("no variant " << variantName << " found");
 307     variant = Variants::instance().get("chess");
 308   }
 309
 310   if (variant) {
 311     ChessTable* board = new ChessTable;
 312     shared_ptr<Controller> controller(new EditGameController(
 313       board, variant, startingPos));
 314     createTab(board, controller,
 315       QString("Editing %1 game").arg(variant->name().toLower()));
 316     return true;
 317   }
 318   else {
 319     ERROR("Could not find the chess variant");
 320     exit(1);
 321     return false;
 322   }
 323 }
 324
 325
 326 void MainWindow::editPosition() {
 327 //BROKEN
 328 #if 0
 329   shared_ptr<Controller> controller(new EditPositionController(table(), ChessVariant::info()));
 330   m_main->setTabText(m_main->currentIndex(), "Editing chess position");
 331   ui().setController(controller);
 332 #endif
 333 }
 334
 335 void MainWindow::setupGame(const GameInfo* gameInfo, const PositionInfo& style12) {
 336   QString variantCode = gameInfo->variant();
 337   VariantPtr variant = Variants::instance().get(variantCode);
 338   shared_ptr<EditGameController> controller(new EditGameController(
 339     table(), variant));
 340   Q_ASSERT(style12.relation == PositionInfo::NotMyMove ||
 341            style12.relation == PositionInfo::MyMove);
 342
 343   // set opponent side
 344   int side = (style12.relation == PositionInfo::MyMove ^ style12.turn == 0) ? 0 : 1;
 345
 346   if (controller->addICSPlayer(side, style12.gameNumber, m_connection)) {
 347     ui().setController(controller);
 348     table()->setPlayers(gameInfo->white(), gameInfo->black());
 349     m_main->setTabText(m_main->currentIndex(),
 350       QString("FICS Game - %1 vs %2").arg(style12.whitePlayer)
 351                                      .arg(style12.blackPlayer));
 352   }
 353 }
 354
 355 void MainWindow::setupExaminedGame(const GameInfo* gameInfo, const PositionInfo& style12) {
 356   shared_ptr<EditGameController> controller(
 357     new EditGameController(table(), Variants::instance().get(gameInfo->variant())));
 358   if (controller->setExaminationMode(style12.gameNumber, m_connection)) {
 359     table()->setPlayers(Player(style12.whitePlayer, -1),
 360                       Player(style12.blackPlayer, -1));
 361     ui().setController(controller);
 362     m_main->setTabText(m_main->currentIndex(),
 363       QString("Examining - %1 vs %2").arg(style12.whitePlayer)
 364                                      .arg(style12.blackPlayer));
 365   }
 366
 367 }
 368
 369 void MainWindow::setupObservedGame(const GameInfo* g, const PositionInfo& style12) {
 370   std::auto_ptr<ChessTable> board(new ChessTable);
 371
 372   shared_ptr<EditGameController> controller(new EditGameController(
 373                                       board.get(), Variants::instance().get(g->variant())));
 374   if (controller->setObserveMode(style12.gameNumber, m_connection)) {
 375     board->setPlayers(Player(style12.whitePlayer, -1),
 376                       Player(style12.blackPlayer, -1));
 377 //    ui().setController(controller);
 378     //std::cout << "adding tab" << std::endl;
 379     createTab(board.get(), controller,
 380       QString("Observing - %1 vs %2").arg(style12.whitePlayer)
 381                                      .arg(style12.blackPlayer));
 382     board.release();
 383   }
 384 }
 385
 386 void MainWindow::setupPGN(const QString& s) {
 387   PGN pgn(s);
 388
 389   std::map<QString, QString>::const_iterator var = pgn.m_tags.find("Variant");
 390   VariantPtr variant;
 391
 392   if (var == pgn.m_tags.end()) {
 393     variant = Variants::instance().get("chess");
 394   }
 395   else if (!(variant = Variants::instance().get(var->second))) {
 396     std::cout << " --> MainWindow::setupPGN: Error, no such variant " << var->second << std::endl;
 397     return;
 398   }
 399
 400   shared_ptr<EditGameController> controller(new EditGameController(
 401                                               table(), variant));
 402   ui().setController(controller);
 403   controller->loadPGN(pgn);
 404
 405 //   table()->setPlayers(gameInfo->white(), gameInfo->black());
 406 //   m_main->setTabText(m_main->currentIndex(),
 407 //     QString("FICS Game - %1 vs %2").arg(style12.whitePlayer)
 408 //                                     .arg(style12.blackPlayer));
 409 }
 410
 411 bool MainWindow::openFile(const QString& filename) {
 412   QFileInfo info(filename);
 413
 414   if(info.isDir()) {
 415      KMessageBox::sorry(this, i18n("You have specified a folder"), i18n("Error"));
 416      return false;
 417   }
 418
 419   if(!info.exists() || !info.isFile()) {
 420      KMessageBox::sorry(this, i18n("The specified file does not exist"), i18n("Error"));
 421      return false;
 422   }
 423
 424   QFile file(filename);
 425
 426   if(!file.open(QIODevice::ReadOnly)) {
 427      KMessageBox::sorry(this, i18n("You do not have read permission to this file."), i18n("Error"));
 428      return false;
 429   }
 430
 431   QTextStream stream(&file);
 432   QTextCodec *codec;
 433   codec = QTextCodec::codecForLocale();
 434   stream.setCodec(codec);
 435
 436   setupPGN(stream.readAll());
 437   //ui().pgnPaste(stream.readAll());
 438   return true;
 439 }
 440
 441 void MainWindow::loadGame() {
 442   KUrl url = KFileDialog::getOpenUrl(KUrl(), "*.pgn", this, i18n("Open PGN file"));
 443
 444   if(url.isEmpty())
 445     return;
 446
 447   QString tmp_file;
 448   if (KIO::NetAccess::download(url, tmp_file, this)) {
 449     openFile(tmp_file);
 450     KIO::NetAccess::removeTempFile(tmp_file);
 451   }
 452   else
 453     KMessageBox::error(this, KIO::NetAccess::lastErrorString());
 454 }
 455
 456 void MainWindow::createConnection(const QString& username, const QString& password,
 457                                   const QString& host, quint16 port,
 458                                   const QString& timeseal, const QString& timeseal_cmd) {
 459   m_connection = shared_ptr<ICSConnection>(new ICSConnection);
 460
 461   connect(m_connection.get(), SIGNAL(established()), this, SLOT(onEstablishConnection()));
 462   connect(m_connection.get(), SIGNAL(hostLookup()), this, SLOT(onHostLookup()));
 463   connect(m_connection.get(), SIGNAL(hostFound()), this, SLOT(onHostFound()));
 464
 465   connect(m_connection.get(), SIGNAL(receivedLine(QString, int)), console, SLOT(displayText(QString, int)));
 466   connect(m_connection.get(), SIGNAL(receivedText(QString, int)), console, SLOT(displayText(QString, int)));
 467
 468   connect(console, SIGNAL(receivedInput(const QString&)), m_connection.get(), SLOT(sendText(const QString&)));
 469   connect(console, SIGNAL(notify()), this, SLOT(flash()));
 470
 471   connect(m_connection.get(), SIGNAL(loginPrompt()), this, SLOT(sendLogin()));
 472   connect(m_connection.get(), SIGNAL(registeredNickname()), this, SLOT(sendBlankPassword()));
 473   connect(m_connection.get(), SIGNAL(prompt()), this, SLOT(prompt()));
 474
 475
 476   connect(m_connection.get(), SIGNAL(creatingExaminedGame(const GameInfo*, const PositionInfo&)),
 477           this, SLOT(setupExaminedGame(const GameInfo*, const PositionInfo&)));
 478   connect(m_connection.get(), SIGNAL(endingExaminedGame(int)), this, SLOT(cleanupGame()));
 479
 480   connect(m_connection.get(), SIGNAL(creatingObservedGame(const GameInfo*, const PositionInfo&)),
 481           this, SLOT(setupObservedGame(const GameInfo*, const PositionInfo&)));
 482   connect(m_connection.get(), SIGNAL(endingObservedGame(int)), this, SLOT(cleanupGame()));
 483
 484
 485   connect(m_connection.get(), SIGNAL(creatingGame(const GameInfo*, const PositionInfo&)),
 486           this, SLOT(setupGame(const GameInfo*, const PositionInfo&)));
 487   connect(m_connection.get(), SIGNAL(endingGame(const QString&, const QString&)),
 488           this, SLOT(cleanupGame(const QString&, const QString&)));
 489   connect(m_connection.get(), SIGNAL(notification()), this, SLOT(flash()));
 490
 491   m_connection->establish(host.toAscii().constData(), port, timeseal, timeseal_cmd);
 492   console->show();
 493
 494   // send username / password combination
 495   if (!username.isEmpty()) {
 496     m_connection->sendText(username);
 497     m_connection->sendText(password);
 498   }
 499
 500   quickConnectDialog.reset();
 501 }
 502
 503 void MainWindow::icsConnect() {
 504   quickConnectDialog = shared_ptr<QConnect>(new QConnect(this));
 505   connect(quickConnectDialog.get(),
 506           SIGNAL(acceptConnection(const QString&,
 507                                   const QString&,
 508                                   const QString&,
 509                                   quint16,
 510                                   const QString&,
 511                                   const QString&)),
 512           this,
 513           SLOT(createConnection(const QString&,
 514                                 const QString&,
 515                                 const QString&,
 516                                 quint16,
 517                                 const QString&,
 518                                 const QString&)));
 519   quickConnectDialog->show();
 520 }
 521
 522 void MainWindow::destroyConnection() {
 523   m_connection.reset();
 524 }
 525
 526 void MainWindow::icsDisconnect() {
 527   destroyConnection();
 528   console->hide();
 529   console->clear();
 530 }
 531
 532 void MainWindow::testConnect() {
 533   Settings s_ics = settings().group("ics");
 534   if (s_ics["username"]) {
 535     QString username = s_ics["username"].value<QString>();
 536     QString password = (s_ics["password"] | "");
 537     QString host = (s_ics["icsHost"] | "freechess.org");
 538     quint16 port = (s_ics["icsPort"] | 5000);
 539     createConnection(username, password, host, port, QString(), QString() );
 540   }
 541   else icsConnect();
 542 }
 543
 544
 545 void MainWindow::onEstablishConnection() {
 546 //  std::cout << "connection established" << std::endl;
 547 }
 548
 549 void MainWindow::onConnectionError(int ) {
 550 //  std::cout << "connection error (" << code << ")" << std::endl;
 551 }
 552
 553 void MainWindow::onHostLookup() {
 554 //  std::cout << "hostLookup..." << std::flush;
 555 }
 556
 557 void MainWindow::onHostFound() {
 558 //  std::cout << "found" << std::endl;
 559 }
 560
 561
 562 void MainWindow::sendLogin() {
 563 //  std::cout << "sending username" << std::endl;
 564 //  connection->sendText(connection->username());
 565 }
 566
 567 void MainWindow::sendBlankPassword() {
 568   std::cout << "sending blank password" << std::endl;
 569   m_connection->sendText("");
 570 }
 571
 572 void MainWindow::prompt() {
 573   if (!m_connection->initialized()) {
 574     m_connection->startup();
 575     m_connection->setInitialized();
 576   }
 577 }
 578
 579 void MainWindow::newGame() {
 580   AbstractPosition::Ptr pos = ui().position();
 581   scoped_ptr<NewGame> dialog(new NewGame(this, pos));
 582   if (dialog->exec() == QDialog::Accepted) {
 583     if(dialog->isCustom()) {
 584       VariantPtr vi = Variants::instance().get(dialog->variant());
 585       std::cout << "vi[" << dialog->variant() << "] = " << vi << std::endl;
 586       pos = vi->createCustomPosition(dialog->customOptions());
 587       pos->setup();
 588     }
 589     else if (!dialog->playFromCurrent())
 590       pos = AbstractPosition::Ptr();
 591     if (!newGame(dialog->variant(), pos))
 592       QMessageBox::information(this, tr("Error"), tr("Variant not implemented, yet"));
 593   }
 594 }
 595
 596 void MainWindow::quit() {
 597   delete this;
 598 }
 599
 600 void MainWindow::flipView() {
 601   table()->flip();
 602 }
 603
 604 void MainWindow::toggleConsole() {
 605   if (console_dock->isVisible())
 606     console_dock->hide();
 607   else {
 608     console_dock->show();
 609     console_dock->setFocus(Qt::MouseFocusReason
 610           /*Qt::ActiveWindowFocusReason*/ /*Qt::OtherFocusReason*/);
 611   }
 612 }
 613
 614 void MainWindow::toggleMoveList() {
 615   if (movelist_dock->isVisible())
 616     movelist_dock->hide();
 617   else {
 618     movelist_dock->show();
 619     movelist_dock->setFocus(Qt::OtherFocusReason);
 620   }
 621 }
 622
 623
 624 void MainWindow::displayMessage(const QString& msg) {
 625   Q_UNUSED(msg); // TODO
 626 //   statusBar()->message(msg, 2000);
 627 }
 628
 629 void MainWindow::displayErrorMessage(ErrorCode code) {
 630   switch(code) {
 631   case InvalidMove:
 632     displayMessage(tr("Illegal move"));
 633     break;
 634   }
 635 }
 636
 637 void MainWindow::flash() {
 638   if( !isAncestorOf(QApplication::focusWidget()) )
 639     Flash::flash(this);
 640 }
 641
 642 #if 0
 643 void MainWindow::prefHighlight() {
 644   PrefHighlight dialog;
 645   int result = dialog.exec();
 646   if (result == QDialog::Accepted) {
 647     dialog.apply();
 648   }
 649 }
 650 #endif
 651
 652 void MainWindow::preferences() {
 653   Preferences dialog(ui().currentVariant());
 654   int result = dialog.exec();
 655   if (result == QDialog::Accepted)
 656     dialog.apply();
 657 }
 658
 659
 660