BrowserWidget::BrowserWidget(QWidget *parent, QSettings *settings, QObject *jsProxy):
QGraphicsView(parent),
scene(0),
jsProxy(jsProxy),
zoomStepFactor (settings->value("browser/zoom_step_factor").toFloat()),
homePageUrl (settings->value("browser/home_page_url").toString()),
errorPageUrl (settings->value("browser/error_url").toString()),
unsupportedPageUrl (settings->value("browser/unsupported_url").toString()),
pagesInFastHistory (settings->value("browser/pages_in_fast_history").toInt()),
freezeForMsecsWhenZooming (settings->value("browser/freeze_time_when_zoom_ms").toInt()),
freezeForMsecsWhenDragging (settings->value("browser/freeze_time_when_drag_ms").toInt()),
maxDragDistanceToEmitClick (settings->value("browser/click_if_drag_at_most_px").toInt()),
dragDistance(maxDragDistanceToEmitClick)
{
webView = new QGraphicsWebView();
webPage = new BrowserWebPage();
webView->setPage(webPage);
newScene();
// visual settings
setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
setFrameShape(QFrame::NoFrame);
setViewportUpdateMode(QGraphicsView::SmartViewportUpdate);
webView->setResizesToContents(true);
setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
QPalette pal(palette());
pal.setColor(QPalette::Base, Qt::white);
setPalette(pal);
// web settings
QWebSettings *globalSettings = QWebSettings::globalSettings();
globalSettings->setAttribute(QWebSettings::PluginsEnabled, true);
globalSettings->setAttribute(QWebSettings::TiledBackingStoreEnabled, true);
globalSettings->setMaximumPagesInCache(pagesInFastHistory);
webView->page()->history()->setMaximumItemCount(pagesInFastHistory);
webView->page()->setForwardUnsupportedContent(true);
// connects
connect(webView, SIGNAL(urlChanged(QUrl)), this, SLOT(urlChanging(QUrl)));
connect(webView, SIGNAL(titleChanged(QString)), this, SIGNAL(titleChanged(QString)));
connect(webView, SIGNAL(loadFinished(bool)), this, SLOT(newScene()));
connect(webView, SIGNAL(loadProgress(int)), this, SIGNAL(loadProgress(int)));
connect(webView->page(), SIGNAL(unsupportedContent(QNetworkReply*)), this, SLOT(unsupportedContent(QNetworkReply*)));
connect(webView->page()->networkAccessManager(), SIGNAL(sslErrors(QNetworkReply*, const QList<QSslError>&)),
this, SLOT(sslErrors(QNetworkReply*, const QList<QSslError>&))
);
connect(&unfreezeTimer, SIGNAL(timeout()), this, SLOT(unfreezeTiles()));
unfreezeTimer.setSingleShot(true);
connect(webView->page()->mainFrame(), SIGNAL(javaScriptWindowObjectCleared()), this, SLOT(addJavaScriptBinding()));
addJavaScriptBinding();
}
bool WebSettings::initWebSettings()
{
if (!localSettingsLoaded)
return false;
qDebug("webOS::WebSettings::initWebSettings");
QWebSettings* globalWebSettings = QWebSettings::globalSettings();
QSettings settings;
if (settings.value(WEB_SETTINGS_KEY_PERSISTENT_STORAGE).toBool()) {
QString path = settings.value(WEB_SETTINGS_KEY_PERSISTENT_STORAGE_PATH).toString();
if (!path.isEmpty()) {
globalWebSettings->setAttribute(QWebSettings::LocalStorageEnabled, true);
globalWebSettings->setAttribute(QWebSettings::OfflineStorageDatabaseEnabled, true);
globalWebSettings->setAttribute(QWebSettings::OfflineWebApplicationCacheEnabled, true);
globalWebSettings->setIconDatabasePath(path);
globalWebSettings->setOfflineWebApplicationCachePath(path);
globalWebSettings->setOfflineStoragePath(QString("%1/Databases").arg(path));
globalWebSettings->setLocalStoragePath(QString("%1/LocalStorage").arg(path));
}
}
if (settings.contains(WEB_SETTINGS_KEY_AUTO_LOAD_IMAGES))
globalWebSettings->setAttribute(QWebSettings::AutoLoadImages, settings.value(WEB_SETTINGS_KEY_AUTO_LOAD_IMAGES).toBool());
if (settings.contains(WEB_SETTINGS_KEY_DNS_PREFETCH))
globalWebSettings->setAttribute(QWebSettings::DnsPrefetchEnabled, settings.value(WEB_SETTINGS_KEY_DNS_PREFETCH).toBool());
if (settings.contains(WEB_SETTINGS_KEY_ICON_DATABASE_PATH))
globalWebSettings->setIconDatabasePath(settings.value(WEB_SETTINGS_KEY_ICON_DATABASE_PATH).toString());
if (settings.contains(WEB_SETTINGS_KEY_JAVASCRIPT))
globalWebSettings->setAttribute(QWebSettings::JavascriptEnabled, settings.value(WEB_SETTINGS_KEY_JAVASCRIPT).toBool());
if (settings.contains(WEB_SETTINGS_KEY_PLUGINS))
globalWebSettings->setAttribute(QWebSettings::PluginsEnabled, settings.value(WEB_SETTINGS_KEY_PLUGINS).toBool());
if (settings.contains(WEB_SETTINGS_KEY_PRIVATE_BROWSING))
globalWebSettings->setAttribute(QWebSettings::PrivateBrowsingEnabled, settings.value(WEB_SETTINGS_KEY_PRIVATE_BROWSING).toBool());
if (settings.contains(WEB_SETTINGS_KEY_JAVASCRIPT_CAN_OPEN_WINDOWS))
globalWebSettings->setAttribute(QWebSettings::JavascriptCanOpenWindows, settings.value(WEB_SETTINGS_KEY_JAVASCRIPT_CAN_OPEN_WINDOWS).toBool());
if (settings.contains(WEB_SETTINGS_KEY_JAVASCRIPT_CAN_CLOSE_WINDOWS))
globalWebSettings->setAttribute(QWebSettings::JavascriptCanCloseWindows, settings.value(WEB_SETTINGS_KEY_JAVASCRIPT_CAN_CLOSE_WINDOWS).toBool());
if (settings.contains(WEB_SETTINGS_KEY_JAVASCRIPT_CAN_ACCESS_CLIPBOARD))
globalWebSettings->setAttribute(QWebSettings::JavascriptCanAccessClipboard, settings.value(WEB_SETTINGS_KEY_JAVASCRIPT_CAN_ACCESS_CLIPBOARD).toBool());
if (settings.contains(WEB_SETTINGS_KEY_DEVELOPER_EXTRAS))
globalWebSettings->setAttribute(QWebSettings::DeveloperExtrasEnabled, settings.value(WEB_SETTINGS_KEY_DEVELOPER_EXTRAS).toBool());
if (settings.contains(WEB_SETTINGS_KEY_SPACIAL_NAVIGATION))
globalWebSettings->setAttribute(QWebSettings::SpatialNavigationEnabled, settings.value(WEB_SETTINGS_KEY_SPACIAL_NAVIGATION).toBool());
if (settings.contains(WEB_SETTINGS_KEY_LINKS_INCLUDED_IN_FOCUS_CHAIN))
globalWebSettings->setAttribute(QWebSettings::LinksIncludedInFocusChain, settings.value(WEB_SETTINGS_KEY_LINKS_INCLUDED_IN_FOCUS_CHAIN).toBool());
if (settings.contains(WEB_SETTINGS_KEY_ZOOM_TEXT_ONLY))
globalWebSettings->setAttribute(QWebSettings::ZoomTextOnly, settings.value(WEB_SETTINGS_KEY_ZOOM_TEXT_ONLY).toBool());
if (settings.contains(WEB_SETTINGS_KEY_PRINT_ELEMENT_BACKGROUNDS))
globalWebSettings->setAttribute(QWebSettings::PrintElementBackgrounds, settings.value(WEB_SETTINGS_KEY_PRINT_ELEMENT_BACKGROUNDS).toBool());
if (settings.contains(WEB_SETTINGS_KEY_OFFLINE_STORAGE_DATABASE)) {
bool offlineStorageDatabaseEnabled = settings.value(WEB_SETTINGS_KEY_OFFLINE_STORAGE_DATABASE).toBool();
globalWebSettings->setAttribute(QWebSettings::OfflineStorageDatabaseEnabled, offlineStorageDatabaseEnabled);
if (offlineStorageDatabaseEnabled && settings.contains(WEB_SETTINGS_KEY_OFFLINE_STORAGE_DATABASE_PATH))
globalWebSettings->setOfflineStoragePath(settings.value(WEB_SETTINGS_KEY_OFFLINE_STORAGE_DATABASE_PATH).toString());
}
if (settings.contains(WEB_SETTINGS_KEY_OFFLINE_WEBAPP_CACHE)) {
bool offlineWebApplicationCachedEnabled = settings.value(WEB_SETTINGS_KEY_OFFLINE_WEBAPP_CACHE).toBool();
globalWebSettings->setAttribute(QWebSettings::OfflineWebApplicationCacheEnabled, offlineWebApplicationCachedEnabled);
if (offlineWebApplicationCachedEnabled && settings.contains(WEB_SETTINGS_KEY_OFFLINE_WEBAPP_CACHE_PATH))
globalWebSettings->setOfflineWebApplicationCachePath(settings.value(WEB_SETTINGS_KEY_OFFLINE_WEBAPP_CACHE_PATH).toString());
}
if (settings.contains(WEB_SETTINGS_KEY_LOCAL_STORAGE)) {
bool localStorageEnabled = settings.value(WEB_SETTINGS_KEY_LOCAL_STORAGE).toBool();
globalWebSettings->setAttribute(QWebSettings::LocalStorageEnabled, localStorageEnabled);
if (localStorageEnabled && settings.contains(WEB_SETTINGS_KEY_LOCAL_STORAGE_PATH))
globalWebSettings->setLocalStoragePath(settings.value(WEB_SETTINGS_KEY_LOCAL_STORAGE_PATH).toString());
}
if (settings.contains(WEB_SETTINGS_KEY_LOCAL_CONTENT_CAN_ACCESS_REMOTE_URLS))
globalWebSettings->setAttribute(QWebSettings::LocalContentCanAccessRemoteUrls, settings.value(WEB_SETTINGS_KEY_LOCAL_CONTENT_CAN_ACCESS_REMOTE_URLS).toBool());
if (settings.contains(WEB_SETTINGS_KEY_LOCAL_CONTENT_CAN_ACCESS_FILE_URLS))
globalWebSettings->setAttribute(QWebSettings::LocalContentCanAccessFileUrls, settings.value(WEB_SETTINGS_KEY_LOCAL_CONTENT_CAN_ACCESS_FILE_URLS).toBool());
if (settings.contains(WEB_SETTINGS_KEY_XSS_AUDITING))
globalWebSettings->setAttribute(QWebSettings::XSSAuditingEnabled, settings.value(WEB_SETTINGS_KEY_XSS_AUDITING).toBool());
if (settings.contains(WEB_SETTINGS_KEY_ACCELERATED_COMPOSITING))
globalWebSettings->setAttribute(QWebSettings::AcceleratedCompositingEnabled, settings.value(WEB_SETTINGS_KEY_ACCELERATED_COMPOSITING).toBool());
if (settings.contains(WEB_SETTINGS_KEY_WEBGL))
globalWebSettings->setAttribute(QWebSettings::WebGLEnabled, settings.value(WEB_SETTINGS_KEY_WEBGL).toBool());
if (settings.contains(WEB_SETTINGS_KEY_TILE_BACKING_STORE))
globalWebSettings->setAttribute(QWebSettings::TiledBackingStoreEnabled, settings.value(WEB_SETTINGS_KEY_TILE_BACKING_STORE).toBool());
if (settings.contains(WEB_SETTINGS_KEY_FRAME_FLATTENING))
globalWebSettings->setAttribute(QWebSettings::FrameFlatteningEnabled, settings.value(WEB_SETTINGS_KEY_FRAME_FLATTENING).toBool());
if (settings.contains(WEB_SETTINGS_KEY_SITE_SPECIFIC_QUIRKS))
globalWebSettings->setAttribute(QWebSettings::SiteSpecificQuirksEnabled, settings.value(WEB_SETTINGS_KEY_SITE_SPECIFIC_QUIRKS).toBool());
if (settings.contains(WEB_SETTINGS_KEY_MAX_PAGES_IN_CACHE))
globalWebSettings->setMaximumPagesInCache(settings.value(WEB_SETTINGS_KEY_MAX_PAGES_IN_CACHE).toInt());
if (settings.contains(WEB_SETTINGS_KEY_OBJ_CACHE_CAPACITY_MIN)
&& settings.contains(WEB_SETTINGS_KEY_OBJ_CACHE_CAPACITY_MAX)
&& settings.contains(WEB_SETTINGS_KEY_OBJ_CACHE_CAPACITY_OVERALL)) {
globalWebSettings->setObjectCacheCapacities(
stringToBytes(settings.value(WEB_SETTINGS_KEY_OBJ_CACHE_CAPACITY_MIN).toString()),
stringToBytes(settings.value(WEB_SETTINGS_KEY_OBJ_CACHE_CAPACITY_MAX).toString()),
stringToBytes(settings.value(WEB_SETTINGS_KEY_OBJ_CACHE_CAPACITY_OVERALL).toString()));
}
if (settings.contains(WEB_SETTINGS_KEY_OFFLINE_STORAGE_QUOTA))
globalWebSettings->setOfflineStorageDefaultQuota(stringToBytes(settings.value(WEB_SETTINGS_KEY_OFFLINE_STORAGE_QUOTA).toString()));
if (settings.contains(WEB_SETTINGS_KEY_OFFLINE_WEBAPP_QUOTA))
globalWebSettings->setOfflineStorageDefaultQuota(stringToBytes(settings.value(WEB_SETTINGS_KEY_OFFLINE_WEBAPP_QUOTA).toString()));
QStringList supplementalPath;
if (settings.contains(WEB_SETTINGS_KEY_PLUGIN_SUPPLEMENTAL_PATH))
supplementalPath.append(settings.value(WEB_SETTINGS_KEY_PLUGIN_SUPPLEMENTAL_PATH).toString());
if (settings.contains(WEB_SETTINGS_KEY_PLUGIN_SUPPLEMENTAL_USER_PATH))
supplementalPath.append(settings.value(WEB_SETTINGS_KEY_PLUGIN_SUPPLEMENTAL_USER_PATH).toString());
#if QT_VERSION < QT_VERSION_CHECK(5,0,0)
if (!supplementalPath.isEmpty())
globalWebSettings->setPluginSupplementalPath(supplementalPath.join(QLatin1String(":")));
if (settings.contains(WEB_SETTINGS_KEY_FULLSCREEN_API))
globalWebSettings->setAttribute(QWebSettings::FullScreenEnabled, settings.value(WEB_SETTINGS_KEY_FULLSCREEN_API).toBool());
#endif
return true;
}
