/**************************************************************************** ** ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/legal ** ** This file is part of Qt Creator. ** ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and Digia. For licensing terms and ** conditions see http://qt.digia.com/licensing. For further information ** use the contact form at http://qt.digia.com/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Digia gives you certain additional ** rights. These rights are described in the Digia Qt LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ****************************************************************************/ #include "helpviewer.h" #include "helpconstants.h" #include "localhelpmanager.h" #include #include #include #include #include #include #include #include #include #include using namespace Help::Internal; const QString HelpViewer::NsNokia = QLatin1String("qthelp://com.nokia."); const QString HelpViewer::NsTrolltech = QLatin1String("qthelp://com.trolltech."); const QString HelpViewer::AboutBlankPage = QCoreApplication::translate("HelpViewer", "about:blank"); const QString HelpViewer::PageNotFoundMessage = QCoreApplication::translate("HelpViewer", "Error 404..." "

The page could not be found

" "

'%1'

"); struct ExtensionMap { const char *extension; const char *mimeType; } extensionMap[] = { { ".bmp", "image/bmp" }, { ".css", "text/css" }, { ".gif", "image/gif" }, { ".html", "text/html" }, { ".htm", "text/html" }, { ".ico", "image/x-icon" }, { ".jpeg", "image/jpeg" }, { ".jpg", "image/jpeg" }, { ".js", "application/x-javascript" }, { ".mng", "video/x-mng" }, { ".pbm", "image/x-portable-bitmap" }, { ".pgm", "image/x-portable-graymap" }, { ".pdf", "application/pdf" }, { ".png", "image/png" }, { ".ppm", "image/x-portable-pixmap" }, { ".rss", "application/rss+xml" }, { ".svg", "image/svg+xml" }, { ".svgz", "image/svg+xml" }, { ".text", "text/plain" }, { ".tif", "image/tiff" }, { ".tiff", "image/tiff" }, { ".txt", "text/plain" }, { ".xbm", "image/x-xbitmap" }, { ".xml", "text/xml" }, { ".xpm", "image/x-xpm" }, { ".xsl", "text/xsl" }, { ".xhtml", "application/xhtml+xml" }, { ".wml", "text/vnd.wap.wml" }, { ".wmlc", "application/vnd.wap.wmlc" }, { "about:blank", 0 }, { 0, 0 } }; bool HelpViewer::isLocalUrl(const QUrl &url) { return url.scheme() == QLatin1String("qthelp"); } bool HelpViewer::canOpenPage(const QString &url) { return !mimeFromUrl(url).isEmpty(); } QString HelpViewer::mimeFromUrl(const QUrl &url) { const QString &path = url.path(); const int index = path.lastIndexOf(QLatin1Char('.')); const QByteArray &ext = path.mid(index).toUtf8().toLower(); const ExtensionMap *e = extensionMap; while (e->extension) { if (ext == e->extension) return QLatin1String(e->mimeType); ++e; } return QLatin1String(""); } bool HelpViewer::launchWithExternalApp(const QUrl &url) { if (isLocalUrl(url)) { const QHelpEngineCore &helpEngine = LocalHelpManager::helpEngine(); const QUrl &resolvedUrl = helpEngine.findFile(url); if (!resolvedUrl.isValid()) return false; const QString& path = resolvedUrl.path(); if (!canOpenPage(path)) { Utils::TempFileSaver saver(QDir::tempPath() + QLatin1String("/qtchelp_XXXXXX.") + QFileInfo(path).completeSuffix()); saver.setAutoRemove(false); if (!saver.hasError()) saver.write(helpEngine.fileData(resolvedUrl)); if (saver.finalize(Core::ICore::mainWindow())) return QDesktopServices::openUrl(QUrl(saver.fileName())); } } if (url.scheme() == QLatin1String("mailto")) return QDesktopServices::openUrl(url); return false; } void HelpViewer::home() { const QHelpEngineCore &engine = LocalHelpManager::helpEngine(); QString homepage = engine.customValue(QLatin1String("HomePage"), QLatin1String("")).toString(); if (homepage.isEmpty()) { homepage = engine.customValue(QLatin1String("DefaultHomePage"), Help::Constants::AboutBlank).toString(); } setSource(homepage); } void HelpViewer::slotLoadStarted() { qApp->setOverrideCursor(QCursor(Qt::WaitCursor)); } void HelpViewer::slotLoadFinished(bool ok) { Q_UNUSED(ok) emit sourceChanged(source()); qApp->restoreOverrideCursor(); } bool HelpViewer::handleForwardBackwardMouseButtons(QMouseEvent *event) { if (event->button() == Qt::XButton1) { backward(); return true; } if (event->button() == Qt::XButton2) { forward(); return true; } return false; }