vcs.maemo.org Git - situare/blob - src/ui/mainwindow.cpp

   1 /*
   2    Situare - A location system for Facebook
   3    Copyright (C) 2010  Ixonos Plc. Authors:
   4
   5       Henri Lampela - henri.lampela@ixonos.com
   6       Kaj Wallin - kaj.wallin@ixonos.com
   7       Jussi Laitinen - jussi.laitinen@ixonos.com
   8       Sami Rämö - sami.ramo@ixonos.com
   9       Ville Tiensuu - ville.tiensuu@ixonos.com
  10       Katri Kaikkonen - katri.kaikkonen@ixonos.com
  11
  12    Situare is free software; you can redistribute it and/or
  13    modify it under the terms of the GNU General Public License
  14    version 2 as published by the Free Software Foundation.
  15
  16    Situare is distributed in the hope that it will be useful,
  17    but WITHOUT ANY WARRANTY; without even the implied warranty of
  18    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19    GNU General Public License for more details.
  20
  21    You should have received a copy of the GNU General Public License
  22    along with Situare; if not, write to the Free Software
  23    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
  24    USA.
  25 */
  26
  27 #include <QAction>
  28 #include <QApplication>
  29 #include <QMenuBar>
  30 #include <QMessageBox>
  31 #include <QtAlgorithms>
  32 #include <QtWebKit>
  33
  34 ///< @todo sort
  35 #include "facebookservice/facebookauthentication.h"
  36 #include "map/mapcommon.h"
  37 #include "map/mapview.h"
  38 #include "common.h"
  39 #include "error.h"
  40 #include "friendlistpanel.h"
  41 #include "fullscreenbutton.h"
  42 #include "indicatorbuttonpanel.h"
  43 #include "logindialog.h"
  44 #include "mapscale.h"
  45 #include "panelcommon.h"
  46 #include "routingpanel.h"
  47 #include "tabbedpanel.h"
  48 #include "searchdialog.h"
  49 #include "settingsdialog.h"
  50 #include "userinfopanel.h"
  51 #include "zoombuttonpanel.h"
  52
  53 #include "mainwindow.h"
  54
  55 // These MUST BE HERE, compiling for Maemo fails if moved
  56 #ifdef Q_WS_MAEMO_5
  57 #include <QtMaemo5/QMaemo5InformationBox>
  58 #include <QtGui/QX11Info>
  59 #include <X11/Xatom.h>
  60 #include <X11/Xlib.h>
  61 #endif // Q_WS_MAEMO_5
  62
  63 MainWindow::MainWindow(QWidget *parent)
  64     : QMainWindow(parent),
  65       m_errorShown(false),
  66       m_loggedIn(false),
  67       m_refresh(false),
  68       m_progressIndicatorCount(0),
  69       m_ownLocationCrosshair(0),
  70       m_email(), ///< @todo WTF?!?!?!?
  71       m_password(),
  72       m_webView(0),
  73       m_fullScreenButton(0),
  74       m_indicatorButtonPanel(0),
  75       m_mapScale(0),
  76       m_cookieJar(0)
  77 {
  78     qDebug() << __PRETTY_FUNCTION__;
  79
  80     buildMap();
  81
  82     // build main layout
  83     QHBoxLayout *layout = new QHBoxLayout;
  84     layout->addWidget(m_mapView);
  85     layout->setMargin(0);
  86     layout->setSpacing(0);
  87
  88     setCentralWidget(new QWidget());
  89     centralWidget()->setLayout(layout);
  90
  91     buildPanels();
  92
  93     createMenus();
  94     setWindowTitle(tr("Situare"));
  95
  96     // set stacking order of widgets
  97     m_zoomButtonPanel->stackUnder(m_tabbedPanel);
  98     if(m_fullScreenButton) {
  99         m_fullScreenButton->stackUnder(m_zoomButtonPanel);
 100         m_osmLicense->stackUnder(m_fullScreenButton);
 101     } else {
 102         m_osmLicense->stackUnder(m_zoomButtonPanel);
 103     }
 104     m_ownLocationCrosshair->stackUnder(m_osmLicense);
 105     m_indicatorButtonPanel->stackUnder(m_ownLocationCrosshair);
 106     m_mapScale->stackUnder(m_indicatorButtonPanel);
 107     m_mapView->stackUnder(m_mapScale);
 108
 109     grabZoomKeys(true);
 110
 111     // Set default screen size
 112     resize(DEFAULT_SCREEN_WIDTH, DEFAULT_SCREEN_HEIGHT);
 113 #ifdef Q_WS_MAEMO_5
 114     setAttribute(Qt::WA_Maemo5StackedWindow);
 115 #endif
 116 }
 117
 118 MainWindow::~MainWindow()
 119 {
 120     qDebug() << __PRETTY_FUNCTION__;
 121
 122     grabZoomKeys(false);
 123
 124     if(m_webView)
 125         delete m_webView;
 126
 127     qDeleteAll(m_queue.begin(), m_queue.end());
 128     m_queue.clear();
 129
 130     qDeleteAll(m_error_queue.begin(), m_error_queue.end());
 131     m_error_queue.clear();
 132 }
 133
 134 void MainWindow::automaticUpdateDialogFinished(int result)
 135 {
 136     qDebug() << __PRETTY_FUNCTION__;
 137
 138     if (result == QMessageBox::Yes) {
 139         readAutomaticLocationUpdateSettings();
 140     } else {
 141         QSettings settings(DIRECTORY_NAME, FILE_NAME);
 142         settings.setValue(SETTINGS_AUTOMATIC_UPDATE_ENABLED, false);
 143         readAutomaticLocationUpdateSettings();
 144     }
 145
 146     m_automaticUpdateLocationDialog->deleteLater();
 147 }
 148
 149 void MainWindow::buildFullScreenButton()
 150 {
 151     qDebug() << __PRETTY_FUNCTION__;
 152
 153 #ifdef Q_WS_MAEMO_5
 154     m_fullScreenButton = new FullScreenButton(this);
 155
 156     if (m_fullScreenButton) {
 157         connect(m_fullScreenButton, SIGNAL(clicked()),
 158                 this, SLOT(toggleFullScreen()));
 159
 160         connect(qApp, SIGNAL(showFullScreenButton()),
 161                 m_fullScreenButton, SLOT(invoke()));
 162     }
 163 #endif // Q_WS_MAEMO_5
 164 }
 165
 166 void MainWindow::buildFriendListPanel()
 167 {
 168     qDebug() << __PRETTY_FUNCTION__;
 169
 170     m_friendsListPanel = new FriendListPanel(this);
 171
 172     connect(this, SIGNAL(friendsLocationsReady(QList<User*>&)),
 173             m_friendsListPanel, SLOT(friendInfoReceived(QList<User*>&)));
 174
 175     connect(this, SIGNAL(locationItemClicked(QList<QString>)),
 176             m_friendsListPanel, SLOT(showFriendsInList(QList<QString>)));
 177
 178     connect(m_friendsListPanel, SIGNAL(findFriend(GeoCoordinate)),
 179             this, SIGNAL(centerToCoordinates(GeoCoordinate)));
 180
 181     connect(this, SIGNAL(friendImageReady(User*)),
 182             m_friendsListPanel, SLOT(friendImageReady(User*)));
 183
 184     connect(m_friendsListPanel, SIGNAL(routeToFriend(const GeoCoordinate&)),
 185             this, SIGNAL(routeTo(const GeoCoordinate&)));
 186 }
 187
 188 void MainWindow::buildIndicatorButtonPanel()
 189 {
 190     qDebug() << __PRETTY_FUNCTION__;
 191
 192     m_indicatorButtonPanel = new IndicatorButtonPanel(this);
 193
 194     connect(m_indicatorButtonPanel, SIGNAL(autoCenteringTriggered(bool)),
 195         this, SIGNAL(autoCenteringTriggered(bool)));
 196
 197     connect(m_mapView, SIGNAL(viewResized(QSize)),
 198             m_indicatorButtonPanel, SLOT(screenResized(QSize)));
 199
 200     connect(this, SIGNAL(directionIndicatorValuesUpdate(qreal, qreal, bool)),
 201             m_indicatorButtonPanel, SIGNAL(directionIndicatorValuesUpdate(qreal, qreal, bool)));
 202
 203     connect(m_indicatorButtonPanel, SIGNAL(draggingModeTriggered()),
 204             this, SIGNAL(draggingModeTriggered()));
 205 }
 206
 207 void MainWindow::buildInformationBox(const QString &message, bool modal)
 208 {
 209     qDebug() << __PRETTY_FUNCTION__;
 210
 211     QString errorMessage = message;
 212
 213 #ifdef Q_WS_MAEMO_5
 214
 215     QMaemo5InformationBox *msgBox = new QMaemo5InformationBox(this);
 216
 217     if(modal) {
 218         msgBox->setTimeout(QMaemo5InformationBox::NoTimeout);
 219         // extra line changes are needed to make error notes broader
 220         errorMessage.prepend("\n");
 221         errorMessage.append("\n");
 222     } else {
 223         msgBox->setTimeout(QMaemo5InformationBox::DefaultTimeout);
 224     }
 225     QLabel *label = new QLabel(msgBox);
 226     label->setAlignment(Qt::AlignCenter);
 227     label->setText(errorMessage);
 228     msgBox->setWidget(label);
 229 #else
 230     QMessageBox *msgBox = new QMessageBox(this);
 231     msgBox->button(QMessageBox::Ok);
 232     msgBox->setText(errorMessage);
 233     msgBox->setModal(modal);
 234 #endif
 235
 236     queueDialog(msgBox);
 237 }
 238
 239 void MainWindow::buildManualLocationCrosshair()
 240 {
 241     qDebug() << __PRETTY_FUNCTION__;
 242
 243     m_ownLocationCrosshair = new QLabel(this);
 244     QPixmap crosshairImage(":/res/images/sight.png");
 245     m_ownLocationCrosshair->setPixmap(crosshairImage);
 246     m_ownLocationCrosshair->setFixedSize(crosshairImage.size());
 247     m_ownLocationCrosshair->hide();
 248     m_ownLocationCrosshair->setAttribute(Qt::WA_TransparentForMouseEvents, true);
 249
 250     connect(m_mapView, SIGNAL(viewResized(QSize)),
 251             this, SLOT(drawOwnLocationCrosshair(QSize)));
 252 }
 253
 254 void MainWindow::buildMap()
 255 {
 256     qDebug() << __PRETTY_FUNCTION__;
 257
 258     m_mapView = new MapView(this);
 259
 260     buildZoomButtonPanel();
 261     buildOsmLicense();
 262     buildManualLocationCrosshair();
 263     buildFullScreenButton();
 264     buildIndicatorButtonPanel();
 265     buildMapScale();
 266
 267     connect(m_mapView, SIGNAL(viewScrolled(SceneCoordinate)),
 268             this, SIGNAL(mapViewScrolled(SceneCoordinate)));
 269
 270     connect(this, SIGNAL(centerToSceneCoordinates(SceneCoordinate)),
 271             m_mapView, SLOT(centerToSceneCoordinates(SceneCoordinate)));
 272
 273     connect(m_mapView, SIGNAL(viewResized(QSize)),
 274             this, SIGNAL(mapViewResized(QSize)));
 275
 276     connect(m_mapView, SIGNAL(viewResized(QSize)),
 277             this, SLOT(drawFullScreenButton(QSize)));
 278
 279     connect(m_mapView, SIGNAL(viewResized(QSize)),
 280             this, SLOT(drawMapScale(QSize)));
 281
 282     connect(m_mapView, SIGNAL(viewResized(QSize)),
 283              this, SLOT(setViewPortSize(QSize)));
 284
 285     connect(this, SIGNAL(zoomLevelChanged(int)),
 286             m_mapView, SLOT(setZoomLevel(int)));
 287
 288     connect(m_mapView, SIGNAL(viewZoomFinished()),
 289             this, SIGNAL(viewZoomFinished()));
 290
 291     connect(m_mapView, SIGNAL(zoomIn()),
 292             this, SIGNAL(zoomIn()));
 293 }
 294
 295 void MainWindow::buildMapScale()
 296 {
 297     m_mapScale = new MapScale(this);
 298     connect(this, SIGNAL(newMapResolution(qreal)),
 299             m_mapScale, SLOT(updateMapResolution(qreal)));
 300 }
 301
 302 void MainWindow::buildOsmLicense()
 303 {
 304     qDebug() << __PRETTY_FUNCTION__;
 305
 306     m_osmLicense = new QLabel(this);
 307     m_osmLicense->setAttribute(Qt::WA_TranslucentBackground, true);
 308     m_osmLicense->setAttribute(Qt::WA_TransparentForMouseEvents, true);
 309     m_osmLicense->setText("<font color='black'>" + OSM_LICENSE + "</font>");
 310     m_osmLicense->setFont(QFont("Nokia Sans", 9));
 311     m_osmLicense->resize(m_osmLicense->fontMetrics().width(OSM_LICENSE),
 312                          m_osmLicense->fontMetrics().height());
 313
 314     connect(m_mapView, SIGNAL(viewResized(QSize)),
 315             this, SLOT(drawOsmLicense(QSize)));
 316 }
 317
 318 void MainWindow::buildPanels()
 319 {
 320     qDebug() << __PRETTY_FUNCTION__;
 321
 322     buildUserInfoPanel();
 323     buildFriendListPanel();
 324     buildRoutingPanel();
 325
 326     m_tabbedPanel = new TabbedPanel(this);
 327     m_tabbedPanel->addTab(m_userInfoPanel, QIcon(":/res/images/user_info.png"));
 328     m_tabbedPanel->addTab(m_friendsListPanel, QIcon(":/res/images/friend_list.png"));
 329     m_tabbedPanel->addTab(m_routingPanel, QIcon(":/res/images/routing.png"));
 330
 331     connect(m_mapView, SIGNAL(viewResized(QSize)),
 332             m_tabbedPanel, SLOT(resizePanel(QSize)));
 333
 334     connect(m_friendsListPanel, SIGNAL(showPanelRequested(QWidget*)),
 335             m_tabbedPanel, SLOT(showPanel(QWidget*)));
 336
 337     connect(m_routingPanel, SIGNAL(showPanelRequested(QWidget*)),
 338             m_tabbedPanel, SLOT(showPanel(QWidget*)));
 339
 340     connect(m_tabbedPanel, SIGNAL(panelClosed()),
 341             m_friendsListPanel, SLOT(anyPanelClosed()));
 342
 343     connect(m_tabbedPanel, SIGNAL(panelOpened()),
 344             m_friendsListPanel, SLOT(anyPanelOpened()));
 345 }
 346
 347 void MainWindow::buildRoutingPanel()
 348 {
 349     qDebug() << __PRETTY_FUNCTION__;
 350
 351     m_routingPanel = new RoutingPanel(this);
 352
 353     connect(this, SIGNAL(locationDataParsed(const QList<Location>&)),
 354             m_routingPanel, SLOT(populateLocationListView(const QList<Location>&)));
 355
 356     connect(m_routingPanel,
 357             SIGNAL(locationItemClicked(const GeoCoordinate&, const GeoCoordinate&)),
 358             this,
 359             SIGNAL(locationItemClicked(const GeoCoordinate&, const GeoCoordinate&)));
 360
 361     connect(m_routingPanel, SIGNAL(routeToLocation(const GeoCoordinate&)),
 362             this, SIGNAL(routeTo(const GeoCoordinate&)));
 363
 364     connect(this, SIGNAL(routeParsed(Route&)),
 365             m_routingPanel, SLOT(setRoute(Route&)));
 366
 367     connect(m_routingPanel, SIGNAL(routeWaypointItemClicked(GeoCoordinate)),
 368             this, SIGNAL(centerToCoordinates(GeoCoordinate)));
 369
 370     connect(m_routingPanel, SIGNAL(requestSearchLocation()),
 371             this, SLOT(startLocationSearch()));
 372 }
 373
 374 void MainWindow::buildUserInfoPanel()
 375 {
 376     qDebug() << __PRETTY_FUNCTION__;
 377
 378     m_userInfoPanel = new UserInfoPanel(this);
 379
 380     connect(this, SIGNAL(userLocationReady(User*)),
 381             m_userInfoPanel, SLOT(userDataReceived(User*)));
 382
 383     connect(this, SIGNAL(reverseGeoReady(QString)),
 384             m_userInfoPanel, SIGNAL(reverseGeoReady(QString)));
 385
 386     connect(this, SIGNAL(clearUpdateLocationDialogData()),
 387             m_userInfoPanel, SIGNAL(clearUpdateLocationDialogData()));
 388
 389     connect(m_userInfoPanel, SIGNAL(findUser(GeoCoordinate)),
 390             this, SIGNAL(centerToCoordinates(GeoCoordinate)));
 391
 392     connect(m_userInfoPanel, SIGNAL(requestReverseGeo()),
 393             this, SIGNAL(requestReverseGeo()));
 394
 395     connect(m_userInfoPanel, SIGNAL(statusUpdate(QString,bool)),
 396             this, SIGNAL(statusUpdate(QString,bool)));
 397
 398     connect(m_userInfoPanel, SIGNAL(refreshUserData()),
 399             this, SIGNAL(refreshUserData()));
 400
 401     connect(m_userInfoPanel, SIGNAL(notificateUpdateFailing(QString, bool)),
 402             this, SLOT(buildInformationBox(QString, bool)));
 403 }
 404
 405 void MainWindow::buildWebView()
 406 {
 407     qDebug() << __PRETTY_FUNCTION__;
 408
 409     if(!m_webView) {
 410         m_webView = new QWebView;
 411
 412         if(!m_cookieJar)
 413             m_cookieJar = new NetworkCookieJar(new QNetworkCookieJar(this));
 414
 415         m_webView->page()->networkAccessManager()->setCookieJar(m_cookieJar);
 416
 417         connect(m_webView->page()->networkAccessManager(), SIGNAL(finished(QNetworkReply*)),
 418                 this, SLOT(webViewRequestFinished(QNetworkReply*)));
 419         connect(m_webView, SIGNAL(urlChanged(const QUrl &)),
 420                 this, SIGNAL(updateCredentials(QUrl)));
 421         connect(m_webView, SIGNAL(loadFinished(bool)),
 422                 this, SLOT(loadDone(bool)));
 423
 424         m_webView->hide();
 425     }
 426 }
 427
 428 void MainWindow::buildZoomButtonPanel()
 429 {
 430     qDebug() << __PRETTY_FUNCTION__;
 431
 432     m_zoomButtonPanel = new ZoomButtonPanel(this);
 433
 434     connect(m_zoomButtonPanel->zoomInButton(), SIGNAL(clicked()),
 435             this, SIGNAL(zoomIn()));
 436
 437     connect(m_zoomButtonPanel->zoomOutButton(), SIGNAL(clicked()),
 438             this, SIGNAL(zoomOut()));
 439
 440     connect(this, SIGNAL(zoomLevelChanged(int)),
 441             m_zoomButtonPanel, SLOT(resetButtons()));
 442
 443     connect(this, SIGNAL(maxZoomLevelReached()),
 444             m_zoomButtonPanel, SLOT(disableZoomInButton()));
 445
 446     connect(this, SIGNAL(minZoomLevelReached()),
 447             m_zoomButtonPanel, SLOT(disableZoomOutButton()));
 448
 449     connect(m_mapView, SIGNAL(viewResized(QSize)),
 450             m_zoomButtonPanel, SLOT(screenResized(QSize)));
 451
 452     connect(m_zoomButtonPanel, SIGNAL(draggingModeTriggered()),
 453             this, SIGNAL(draggingModeTriggered()));
 454 }
 455
 456 void MainWindow::clearCookieJar()
 457 {
 458     qDebug() << __PRETTY_FUNCTION__;
 459
 460     buildWebView();
 461
 462     m_webView->stop();
 463
 464     if(!m_cookieJar) {
 465         m_cookieJar = new NetworkCookieJar(new QNetworkCookieJar(this));
 466     }
 467     QList<QNetworkCookie> emptyList;
 468     emptyList.clear();
 469
 470     m_cookieJar->setAllCookies(emptyList);
 471     m_webView->page()->networkAccessManager()->setCookieJar(m_cookieJar);
 472 }
 473
 474 void MainWindow::createMenus()
 475 {
 476     qDebug() << __PRETTY_FUNCTION__;
 477
 478     // login/logout
 479     m_loginAct = new QAction(tr("Login"), this);
 480     connect(m_loginAct, SIGNAL(triggered()),
 481             this, SIGNAL(loginActionPressed()));
 482
 483     // settings
 484     m_toSettingsAct = new QAction(tr("Settings"), this);
 485     connect(m_toSettingsAct, SIGNAL(triggered()),
 486         this, SLOT(openSettingsDialog()));
 487
 488     // GPS
 489     m_gpsToggleAct = new QAction(tr("GPS"), this);
 490     m_gpsToggleAct->setCheckable(true);
 491
 492     connect(m_gpsToggleAct, SIGNAL(triggered(bool)),
 493             this, SIGNAL(gpsTriggered(bool)));
 494
 495     // build the actual menu
 496     m_viewMenu = menuBar()->addMenu(tr("Main"));
 497     m_viewMenu->addAction(m_loginAct);
 498     m_viewMenu->addAction(m_toSettingsAct);
 499     m_viewMenu->addAction(m_gpsToggleAct);
 500     m_viewMenu->setObjectName(tr("Menu"));
 501 }
 502
 503 void MainWindow::dialogFinished(int status)
 504 {
 505     qDebug() << __PRETTY_FUNCTION__;
 506
 507     QDialog *dialog = m_queue.takeFirst();
 508     LoginDialog *loginDialog = qobject_cast<LoginDialog *>(dialog);
 509     SearchDialog *searchDialog = qobject_cast<SearchDialog *>(dialog);
 510     if(loginDialog) {
 511         if(status != 0) {
 512             buildWebView();
 513             loginDialog->userInput(m_email, m_password);
 514
 515             QStringList urlParts;
 516             urlParts.append(FACEBOOK_LOGINBASE);
 517             urlParts.append(SITUARE_PUBLIC_FACEBOOKAPI_KEY);
 518             urlParts.append(INTERVAL1);
 519             urlParts.append(SITUARE_LOGIN_SUCCESS);
 520             urlParts.append(INTERVAL2);
 521             urlParts.append(SITUARE_LOGIN_FAILURE);
 522             urlParts.append(FACEBOOK_LOGIN_ENDING);
 523
 524             emit saveUsername(m_email);
 525             m_refresh = true;
 526             m_webView->load(QUrl(urlParts.join(EMPTY)));
 527             toggleProgressIndicator(true);
 528         } else {
 529             emit cancelLoginProcess();
 530         }
 531     } else if(searchDialog) {
 532         if(status != 0) {
 533             emit searchForLocation(searchDialog->input());
 534         }
 535     }
 536
 537     dialog->deleteLater();
 538
 539     if(!m_error_queue.isEmpty() && m_errorShown == false) {
 540         showErrorInformationBox();
 541     } else {
 542         if(!m_queue.isEmpty()) {
 543             showInformationBox();
 544         }
 545     }
 546 }
 547
 548 void MainWindow::drawFullScreenButton(const QSize &size)
 549 {
 550     qDebug() << __PRETTY_FUNCTION__ << size.width() << "x" << size.height();
 551
 552     if (m_fullScreenButton) {
 553         m_fullScreenButton->move(size.width() - m_fullScreenButton->size().width(),
 554                                  size.height() - m_fullScreenButton->size().height());
 555     }
 556 }
 557
 558 void MainWindow::drawMapScale(const QSize &size)
 559 {
 560     qDebug() << __PRETTY_FUNCTION__;
 561
 562     const int LEFT_SCALE_MARGIN = 10;
 563     const int BOTTOM_SCALE_MARGIN = 2;
 564
 565     m_mapScale->move(LEFT_SCALE_MARGIN,
 566                      size.height() - m_mapScale->size().height() - BOTTOM_SCALE_MARGIN);
 567 }
 568
 569 void MainWindow::drawOsmLicense(const QSize &size)
 570 {
 571     qDebug() << __PRETTY_FUNCTION__ << size.width() << "x" << size.height();
 572
 573     m_osmLicense->move(size.width() - m_osmLicense->fontMetrics().width(OSM_LICENSE)
 574                        - PANEL_BAR_WIDTH,
 575                        size.height() - m_osmLicense->fontMetrics().height());
 576 }
 577
 578 void MainWindow::drawOwnLocationCrosshair(const QSize &size)
 579 {
 580     qDebug() << __PRETTY_FUNCTION__;
 581
 582     if (m_ownLocationCrosshair != 0) {
 583         m_ownLocationCrosshair->move(size.width()/2 - m_ownLocationCrosshair->pixmap()->width()/2,
 584                             size.height()/2 - m_ownLocationCrosshair->pixmap()->height()/2);
 585     }
 586 }
 587
 588 void MainWindow::errorDialogFinished(int status)
 589 {
 590     qDebug() << __PRETTY_FUNCTION__;
 591
 592     qDebug() << status;
 593     QDialog *dialog = m_error_queue.takeFirst();
 594
 595     dialog->deleteLater();
 596     m_errorShown = false;
 597
 598     if(!m_error_queue.isEmpty())
 599         showErrorInformationBox();
 600     else if(!m_queue.isEmpty())
 601         showInformationBox();
 602 }
 603
 604 void MainWindow::gpsTimeout()
 605 {
 606     qDebug() << __PRETTY_FUNCTION__;
 607
 608     buildInformationBox(tr("GPS timeout"));
 609 }
 610
 611 void MainWindow::grabZoomKeys(bool grab)
 612 {
 613     qDebug() << __PRETTY_FUNCTION__;
 614
 615 #ifdef Q_WS_MAEMO_5
 616     // Can't grab keys unless we have a window id
 617     if (!winId())
 618         return;
 619
 620     unsigned long val = (grab) ? 1 : 0;
 621     Atom atom = XInternAtom(QX11Info::display(), "_HILDON_ZOOM_KEY_ATOM", False);
 622     if (!atom)
 623         return;
 624
 625     XChangeProperty (QX11Info::display(),
 626                      winId(),
 627                      atom,
 628                      XA_INTEGER,
 629                      32,
 630                      PropModeReplace,
 631                      reinterpret_cast<unsigned char *>(&val),
 632                      1);
 633 #else
 634     Q_UNUSED(grab);
 635 #endif // Q_WS_MAEMO_5
 636 }
 637
 638 void MainWindow::keyPressEvent(QKeyEvent* event)
 639 {
 640     qDebug() << __PRETTY_FUNCTION__;
 641
 642     switch (event->key()) {
 643     case Qt::Key_F7:
 644         event->accept();
 645         emit zoomIn();
 646         break;
 647
 648     case Qt::Key_F8:
 649         event->accept();
 650         emit zoomOut();
 651         break;
 652     }
 653     QWidget::keyPressEvent(event);
 654 }
 655
 656 void MainWindow::loadCookies()
 657 {
 658     qDebug() << __PRETTY_FUNCTION__;
 659
 660     QSettings settings(DIRECTORY_NAME, FILE_NAME);
 661
 662     QStringList list = settings.value(COOKIES, EMPTY).toStringList();
 663
 664     if(!list.isEmpty()) {
 665         QList<QNetworkCookie> cookieList;
 666         for(int i=0;i<list.count();i++) {
 667             cookieList.append(QNetworkCookie::parseCookies(list.at(i).toAscii()));
 668         }
 669
 670         if(!m_cookieJar)
 671                m_cookieJar = new NetworkCookieJar(new QNetworkCookieJar(this));
 672
 673         m_cookieJar->setAllCookies(cookieList);
 674         m_webView->page()->networkAccessManager()->setCookieJar(m_cookieJar);
 675     }
 676 }
 677
 678 void MainWindow::loadDone(bool done)
 679 {
 680     qDebug() << __PRETTY_FUNCTION__;
 681
 682     // for the first time the login page is opened, we need to refresh it to get cookies working
 683     if(m_refresh) {
 684         m_webView->reload();
 685         m_refresh = false;
 686     }
 687
 688     if (done)
 689     {
 690         QWebFrame* frame = m_webView->page()->currentFrame();
 691         if (frame!=NULL)
 692         {
 693             // set email box
 694             QWebElementCollection emailCollection = frame->findAllElements("input[name=email]");
 695
 696             foreach (QWebElement element, emailCollection) {
 697                 element.setAttribute("value", m_email.toAscii());
 698             }
 699             // set password box
 700             QWebElementCollection passwordCollection = frame->findAllElements("input[name=pass]");
 701             foreach (QWebElement element, passwordCollection) {
 702                 element.setAttribute("value", m_password.toAscii());
 703             }
 704             // find connect button
 705             QWebElementCollection buttonCollection = frame->findAllElements("input[name=login]");
 706             foreach (QWebElement element, buttonCollection)
 707             {
 708                 QPoint pos(element.geometry().center());
 709
 710                 // send a mouse click event to the web page
 711                 QMouseEvent event0(QEvent::MouseButtonPress, pos, Qt::LeftButton, Qt::LeftButton,
 712                                    Qt::NoModifier);
 713                 QApplication::sendEvent(m_webView->page(), &event0);
 714                 QMouseEvent event1(QEvent::MouseButtonRelease, pos, Qt::LeftButton, Qt::LeftButton,
 715                                    Qt::NoModifier);
 716                 QApplication::sendEvent(m_webView->page(), &event1);
 717             }
 718         }
 719     }
 720 }
 721
 722 void MainWindow::loggedIn(bool logged)
 723 {
 724     qDebug() << __PRETTY_FUNCTION__;
 725
 726     m_loggedIn = logged;
 727
 728     if(logged) {
 729         m_loginAct->setText(tr("Logout"));
 730     } else {
 731         clearCookieJar();
 732         m_email.clear();
 733         m_password.clear();
 734
 735         m_loginAct->setText(tr("Login"));
 736     }
 737     updateItemVisibility();
 738 }
 739
 740 void MainWindow::loginFailed()
 741 {
 742     qDebug() << __PRETTY_FUNCTION__;
 743
 744     clearCookieJar();
 745     startLoginProcess();
 746 }
 747
 748 bool MainWindow::loginState()
 749 {
 750     qDebug() << __PRETTY_FUNCTION__;
 751
 752     return m_loggedIn;
 753 }
 754
 755 void MainWindow::loginUsingCookies()
 756 {
 757     qDebug() << __PRETTY_FUNCTION__;
 758
 759     toggleProgressIndicator(true);
 760
 761     buildWebView();
 762     loadCookies();
 763
 764     QStringList urlParts;
 765     urlParts.append(FACEBOOK_LOGINBASE);
 766     urlParts.append(SITUARE_PUBLIC_FACEBOOKAPI_KEY);
 767     urlParts.append(INTERVAL1);
 768     urlParts.append(SITUARE_LOGIN_SUCCESS);
 769     urlParts.append(INTERVAL2);
 770     urlParts.append(SITUARE_LOGIN_FAILURE);
 771     urlParts.append(FACEBOOK_LOGIN_ENDING);
 772
 773     m_webView->load(QUrl(urlParts.join(EMPTY)));
 774
 775 }
 776
 777 void MainWindow::openSettingsDialog()
 778 {
 779     qDebug() << __PRETTY_FUNCTION__;
 780
 781     SettingsDialog *settingsDialog = new SettingsDialog(this);
 782     settingsDialog->enableSituareSettings((m_loggedIn && m_gpsToggleAct->isChecked()));
 783     connect(settingsDialog, SIGNAL(accepted()), this, SLOT(settingsDialogAccepted()));
 784
 785     settingsDialog->show();
 786 }
 787
 788 void MainWindow::readAutomaticLocationUpdateSettings()
 789 {
 790     qDebug() << __PRETTY_FUNCTION__;
 791
 792     QSettings settings(DIRECTORY_NAME, FILE_NAME);
 793     bool automaticUpdateEnabled = settings.value(SETTINGS_AUTOMATIC_UPDATE_ENABLED, false).toBool();
 794     QTime automaticUpdateInterval = settings.value(SETTINGS_AUTOMATIC_UPDATE_INTERVAL, QTime())
 795                                       .toTime();
 796
 797     if (automaticUpdateEnabled && automaticUpdateInterval.isValid()) {
 798         QTime time;
 799         emit enableAutomaticLocationUpdate(true, time.msecsTo(automaticUpdateInterval));
 800     } else {
 801         emit enableAutomaticLocationUpdate(false);
 802     }
 803 }
 804
 805 void MainWindow::queueDialog(QDialog *dialog)
 806 {
 807     qDebug() << __PRETTY_FUNCTION__;
 808
 809     // check is dialog is modal, for now all modal dialogs have hihger priority i.e. errors
 810     if(dialog->isModal()) {
 811         m_error_queue.append(dialog);
 812     } else {
 813         m_queue.append(dialog);
 814     }
 815
 816     // show error dialog if there is only one error dialog in the queue and no error dialog is shown
 817     if(m_error_queue.count() == 1 && m_errorShown == false)
 818         showErrorInformationBox();
 819     else if(m_queue.count() == 1 && m_errorShown == false)
 820         showInformationBox();
 821 }
 822
 823 void MainWindow::saveCookies()
 824 {
 825     qDebug() << __PRETTY_FUNCTION__;
 826
 827     if(!m_cookieJar)
 828         m_cookieJar = new NetworkCookieJar(new QNetworkCookieJar(this));
 829
 830     QList<QNetworkCookie> cookieList = m_cookieJar->allCookies();
 831     QStringList list;
 832
 833     for(int i=0;i<cookieList.count();i++) {
 834         QNetworkCookie cookie = cookieList.at(i);
 835         QByteArray byteArray = cookie.toRawForm(QNetworkCookie::Full);
 836         list.append(QString(byteArray));
 837     }
 838     list.removeDuplicates();
 839
 840     QSettings settings(DIRECTORY_NAME, FILE_NAME);
 841     settings.setValue(COOKIES, list);
 842 }
 843
 844 void MainWindow::setGPSButtonEnabled(bool enabled)
 845 {
 846     qDebug() << __PRETTY_FUNCTION__;
 847
 848     m_gpsToggleAct->setChecked(enabled);
 849 }
 850
 851 void MainWindow::setIndicatorButtonEnabled(bool enabled)
 852 {
 853     qDebug() << __PRETTY_FUNCTION__;
 854
 855     m_indicatorButtonPanel->setIndicatorButtonEnabled(enabled);
 856 }
 857
 858 void MainWindow::setMapViewScene(QGraphicsScene *scene)
 859 {
 860     qDebug() << __PRETTY_FUNCTION__;
 861
 862     m_mapView->setScene(scene);
 863 }
 864
 865 void MainWindow::setOwnLocationCrosshairVisibility(bool visibility)
 866 {
 867     qDebug() << __PRETTY_FUNCTION__;
 868
 869     if (visibility) {
 870         m_ownLocationCrosshair->show();
 871         drawOwnLocationCrosshair(m_viewPortSize);
 872     } else {
 873         m_ownLocationCrosshair->hide();
 874     }
 875 }
 876
 877 void MainWindow::settingsDialogAccepted()
 878 {
 879     qDebug() << __PRETTY_FUNCTION__;
 880
 881     readAutomaticLocationUpdateSettings();
 882 }
 883
 884 void MainWindow::setUsername(const QString &username)
 885 {
 886     qDebug() << __PRETTY_FUNCTION__;
 887
 888     m_email = username;
 889 }
 890
 891 void MainWindow::setViewPortSize(const QSize &size)
 892 {
 893     qDebug() << __PRETTY_FUNCTION__;
 894
 895     m_viewPortSize = size;
 896 }
 897
 898 void MainWindow::showEnableAutomaticUpdateLocationDialog(const QString &text)
 899 {
 900     qDebug() << __PRETTY_FUNCTION__;
 901
 902     m_automaticUpdateLocationDialog = new QMessageBox(QMessageBox::Question,
 903                                                       tr("Automatic location update"), text,
 904                                                       QMessageBox::Yes | QMessageBox::No |
 905                                                       QMessageBox::Cancel, this);
 906     connect(m_automaticUpdateLocationDialog, SIGNAL(finished(int)),
 907             this, SLOT(automaticUpdateDialogFinished(int)));
 908
 909     m_automaticUpdateLocationDialog->show();
 910 }
 911
 912 void MainWindow::toggleFullScreen()
 913 {
 914     qDebug() << __PRETTY_FUNCTION__;
 915
 916     if(windowState() == Qt::WindowNoState)
 917         showFullScreen();
 918     else
 919         showNormal();
 920 }
 921
 922 void MainWindow::showErrorInformationBox()
 923 {
 924     qDebug() << __PRETTY_FUNCTION__;
 925
 926     if(m_error_queue.count()) {
 927         m_errorShown = true;
 928         QDialog *dialog = m_error_queue.first();
 929         connect(dialog, SIGNAL(finished(int)),
 930                 this, SLOT(errorDialogFinished(int)));
 931         dialog->show();
 932     }
 933 }
 934
 935 void MainWindow::showInformationBox()
 936 {
 937     qDebug() << __PRETTY_FUNCTION__;
 938
 939     if(m_queue.count()) {
 940         QDialog *dialog = m_queue.first();
 941         connect(dialog, SIGNAL(finished(int)),
 942                 this, SLOT(dialogFinished(int)));
 943         dialog->show();
 944     }
 945 }
 946
 947 void MainWindow::showPanels()
 948 {
 949     qDebug() << __PRETTY_FUNCTION__;
 950
 951 ///< @todo check how this is called and can this method be removed
 952
 953 //    if(m_loggedIn) {
 954 //        if(!m_friendsListPanel->isVisible()) {
 955 //            m_friendsListPanel->show();
 956 //            m_friendsListPanelSidebar->show();
 957 //        }
 958
 959 //        if(!m_userPanel->isVisible()) {
 960 //            m_userPanel->show();
 961 //            m_userPanelSidebar->show();
 962 //        }
 963 //    }
 964 }
 965
 966 void MainWindow::startLocationSearch()
 967 {
 968     qDebug() << __PRETTY_FUNCTION__;
 969
 970     SearchDialog *searchDialog = new SearchDialog();
 971     queueDialog(searchDialog);
 972 }
 973
 974 void MainWindow::startLoginProcess()
 975 {
 976     qDebug() << __PRETTY_FUNCTION__;
 977
 978     LoginDialog *loginDialog = new LoginDialog();
 979
 980     emit fetchUsernameFromSettings();
 981
 982     loginDialog->clearTextFields();
 983
 984     if(!m_email.isEmpty())
 985         loginDialog->setEmailField(m_email);
 986
 987     queueDialog(loginDialog);
 988 }
 989
 990 void MainWindow::toggleProgressIndicator(bool value)
 991 {
 992     qDebug() << __PRETTY_FUNCTION__;
 993
 994 #ifdef Q_WS_MAEMO_5
 995     if(value) {
 996         m_progressIndicatorCount++;
 997         setAttribute(Qt::WA_Maemo5ShowProgressIndicator, true);
 998     } else {
 999         if(m_progressIndicatorCount > 0)
1000             m_progressIndicatorCount--;
1001
1002         if(m_progressIndicatorCount == 0)
1003             setAttribute(Qt::WA_Maemo5ShowProgressIndicator, false);
1004     }
1005 #else
1006     Q_UNUSED(value);
1007 #endif // Q_WS_MAEMO_5
1008 }
1009
1010 void MainWindow::updateItemVisibility()
1011 {
1012     qDebug() << __PRETTY_FUNCTION__;
1013
1014 ///< @todo can this be removed?
1015
1016 //    if(!m_loggedIn) {
1017 //        m_friendsListPanel->closePanel();
1018 //        m_friendsListPanel->hide();
1019 //        m_friendsListPanelSidebar->hide();
1020
1021 //        m_userPanel->closePanel();
1022 //        m_userPanel->hide();
1023 //        m_userPanelSidebar->hide();
1024 //    }
1025 }
1026
1027 const QString MainWindow::username()
1028 {
1029     qDebug() << __PRETTY_FUNCTION__;
1030
1031     return m_email;
1032 }
1033
1034 void MainWindow::webViewRequestFinished(QNetworkReply *reply)
1035 {
1036     qDebug() << __PRETTY_FUNCTION__;
1037
1038     // omit QNetworkReply::OperationCanceledError due to it's nature to be called when ever
1039     // qwebview starts to load a new page while the current page loading is not finished
1040     if(reply->error() != QNetworkReply::OperationCanceledError &&
1041        reply->error() != QNetworkReply::NoError) {
1042         emit error(ErrorContext::NETWORK, reply->error());
1043     }
1044 }