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Diffstat (limited to 'src/assistant/tools/assistant/remotecontrol.cpp')
| -rw-r--r-- | src/assistant/tools/assistant/remotecontrol.cpp | 388 |
1 files changed, 388 insertions, 0 deletions
diff --git a/src/assistant/tools/assistant/remotecontrol.cpp b/src/assistant/tools/assistant/remotecontrol.cpp new file mode 100644 index 000000000..5d93fbc2e --- /dev/null +++ b/src/assistant/tools/assistant/remotecontrol.cpp @@ -0,0 +1,388 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the Qt Assistant of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** 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, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include "remotecontrol.h" + +#include "centralwidget.h" +#include "helpenginewrapper.h" +#include "mainwindow.h" +#include "openpagesmanager.h" +#include "tracer.h" + +#include <QtCore/QFile> +#include <QtCore/QFileInfo> +#include <QtCore/QFileSystemWatcher> +#include <QtCore/QThread> +#include <QtCore/QTextStream> +#include <QtCore/QSocketNotifier> + +#include <QtGui/QMessageBox> +#include <QtGui/QApplication> + +#include <QtHelp/QHelpEngine> +#include <QtHelp/QHelpIndexWidget> +#include <QtHelp/QHelpSearchQueryWidget> + +#ifdef Q_OS_WIN +# include "remotecontrol_win.h" +#endif + +QT_BEGIN_NAMESPACE + +#ifdef Q_OS_WIN + +StdInListenerWin::StdInListenerWin(QObject *parent) + : QThread(parent) +{ + TRACE_OBJ +} + +StdInListenerWin::~StdInListenerWin() +{ + TRACE_OBJ + terminate(); + wait(); +} + +void StdInListenerWin::run() +{ + TRACE_OBJ + bool ok = true; + char chBuf[4096]; + DWORD dwRead; + +#ifndef Q_WS_WINCE + HANDLE hStdin, hStdinDup; + + hStdin = GetStdHandle(STD_INPUT_HANDLE); + if (hStdin == INVALID_HANDLE_VALUE) + return; + + DuplicateHandle(GetCurrentProcess(), hStdin, + GetCurrentProcess(), &hStdinDup, + 0, false, DUPLICATE_SAME_ACCESS); + + CloseHandle(hStdin); +#else + HANDLE hStdinDup; + hStdinDup = stdin; +#endif + + while (ok) { + ok = ReadFile(hStdinDup, chBuf, sizeof(chBuf), &dwRead, NULL); + if (ok && dwRead != 0) + emit receivedCommand(QString::fromLocal8Bit(chBuf, dwRead)); + } +} +#endif + +RemoteControl::RemoteControl(MainWindow *mainWindow) + : QObject(mainWindow) + , m_mainWindow(mainWindow) + , m_debug(false) + , m_caching(true) + , m_syncContents(false) + , m_expandTOC(-2) + , helpEngine(HelpEngineWrapper::instance()) + +{ + TRACE_OBJ + connect(m_mainWindow, SIGNAL(initDone()), this, SLOT(applyCache())); +#ifdef Q_OS_WIN + StdInListenerWin *l = new StdInListenerWin(this); + connect(l, SIGNAL(receivedCommand(QString)), + this, SLOT(handleCommandString(QString))); + l->start(); +#else + QSocketNotifier *notifier = new QSocketNotifier(fileno(stdin), + QSocketNotifier::Read, this); + connect(notifier, SIGNAL(activated(int)), this, SLOT(receivedData())); + notifier->setEnabled(true); +#endif +} + +void RemoteControl::receivedData() +{ + TRACE_OBJ + QByteArray ba; + while (true) { + char c = getc(stdin); + if (c == EOF || c == '\0') + break; + if (c) + ba.append(c); + if (c == '\n') + break; + } + handleCommandString(QString::fromLocal8Bit(ba)); +} + +void RemoteControl::handleCommandString(const QString &cmdString) +{ + TRACE_OBJ + QStringList cmds = cmdString.split(QLatin1Char(';')); + QStringList::const_iterator it = cmds.constBegin(); + while (it != cmds.constEnd()) { + QString cmd, arg; + splitInputString(*it, cmd, arg); + + if (m_debug) + QMessageBox::information(0, tr("Debugging Remote Control"), + tr("Received Command: %1 %2").arg(cmd).arg(arg)); + + if (cmd == QLatin1String("debug")) + handleDebugCommand(arg); + else if (cmd == QLatin1String("show")) + handleShowOrHideCommand(arg, true); + else if (cmd == QLatin1String("hide")) + handleShowOrHideCommand(arg, false); + else if (cmd == QLatin1String("setsource")) + handleSetSourceCommand(arg); + else if (cmd == QLatin1String("synccontents")) + handleSyncContentsCommand(); + else if (cmd == QLatin1String("activatekeyword")) + handleActivateKeywordCommand(arg); + else if (cmd == QLatin1String("activateidentifier")) + handleActivateIdentifierCommand(arg); + else if (cmd == QLatin1String("expandtoc")) + handleExpandTocCommand(arg); + else if (cmd == QLatin1String("setcurrentfilter")) + handleSetCurrentFilterCommand(arg); + else if (cmd == QLatin1String("register")) + handleRegisterCommand(arg); + else if (cmd == QLatin1String("unregister")) + handleUnregisterCommand(arg); + else + return; + + ++it; + } + m_mainWindow->raise(); + m_mainWindow->activateWindow(); +} + +void RemoteControl::splitInputString(const QString &input, QString &cmd, + QString &arg) +{ + TRACE_OBJ + QString cmdLine = input.trimmed(); + int i = cmdLine.indexOf(QLatin1Char(' ')); + cmd = cmdLine.left(i); + arg = cmdLine.mid(i+1); + cmd = cmd.toLower(); +} + +void RemoteControl::handleDebugCommand(const QString &arg) +{ + TRACE_OBJ + m_debug = arg == QLatin1String("on"); +} + +void RemoteControl::handleShowOrHideCommand(const QString &arg, bool show) +{ + TRACE_OBJ + if (arg.toLower() == QLatin1String("contents")) + m_mainWindow->setContentsVisible(show); + else if (arg.toLower() == QLatin1String("index")) + m_mainWindow->setIndexVisible(show); + else if (arg.toLower() == QLatin1String("bookmarks")) + m_mainWindow->setBookmarksVisible(show); + else if (arg.toLower() == QLatin1String("search")) + m_mainWindow->setSearchVisible(show); +} + +void RemoteControl::handleSetSourceCommand(const QString &arg) +{ + TRACE_OBJ + QUrl url(arg); + if (url.isValid()) { + if (url.isRelative()) + url = CentralWidget::instance()->currentSource().resolved(url); + if (m_caching) { + clearCache(); + m_setSource = url; + } else { + CentralWidget::instance()->setSource(url); + } + } +} + +void RemoteControl::handleSyncContentsCommand() +{ + TRACE_OBJ + if (m_caching) + m_syncContents = true; + else + m_mainWindow->syncContents(); +} + +void RemoteControl::handleActivateKeywordCommand(const QString &arg) +{ + TRACE_OBJ + if (m_caching) { + clearCache(); + m_activateKeyword = arg; + } else { + m_mainWindow->setIndexString(arg); + if (!arg.isEmpty()) { + if (!helpEngine.indexWidget()->currentIndex().isValid() + && helpEngine.fullTextSearchFallbackEnabled()) { + if (QHelpSearchEngine *se = helpEngine.searchEngine()) { + m_mainWindow->setSearchVisible(true); + if (QHelpSearchQueryWidget *w = se->queryWidget()) { + w->collapseExtendedSearch(); + QList<QHelpSearchQuery> queryList; + queryList << QHelpSearchQuery(QHelpSearchQuery::DEFAULT, + QStringList(arg)); + w->setQuery(queryList); + se->search(queryList); + } + } + } else { + m_mainWindow->setIndexVisible(true); + helpEngine.indexWidget()->activateCurrentItem(); + } + } + } +} + +void RemoteControl::handleActivateIdentifierCommand(const QString &arg) +{ + TRACE_OBJ + if (m_caching) { + clearCache(); + m_activateIdentifier = arg; + } else { + const QMap<QString, QUrl> &links = helpEngine.linksForIdentifier(arg); + if (!links.isEmpty()) + CentralWidget::instance()->setSource(links.constBegin().value()); + } +} + +void RemoteControl::handleExpandTocCommand(const QString &arg) +{ + TRACE_OBJ + bool ok = false; + int depth = -2; + if (!arg.isEmpty()) + depth = arg.toInt(&ok); + if (!ok || depth < -2) + depth = -2; + + if (m_caching) + m_expandTOC = depth; + else if (depth != -2) + m_mainWindow->expandTOC(depth); +} + +void RemoteControl::handleSetCurrentFilterCommand(const QString &arg) +{ + TRACE_OBJ + if (helpEngine.customFilters().contains(arg)) { + if (m_caching) { + clearCache(); + m_currentFilter = arg; + } else { + helpEngine.setCurrentFilter(arg); + } + } +} + +void RemoteControl::handleRegisterCommand(const QString &arg) +{ + TRACE_OBJ + const QString &absFileName = QFileInfo(arg).absoluteFilePath(); + if (helpEngine.registeredDocumentations(). + contains(QHelpEngineCore::namespaceName(absFileName))) + return; + if (helpEngine.registerDocumentation(absFileName)) + helpEngine.setupData(); +} + +void RemoteControl::handleUnregisterCommand(const QString &arg) +{ + TRACE_OBJ + const QString &absFileName = QFileInfo(arg).absoluteFilePath(); + const QString &ns = QHelpEngineCore::namespaceName(absFileName); + if (helpEngine.registeredDocumentations().contains(ns)) { + OpenPagesManager::instance()->closePages(ns); + if (helpEngine.unregisterDocumentation(ns)) + helpEngine.setupData(); + } +} + +void RemoteControl::applyCache() +{ + TRACE_OBJ + if (m_setSource.isValid()) { + CentralWidget::instance()->setSource(m_setSource); + } else if (!m_activateKeyword.isEmpty()) { + m_mainWindow->setIndexString(m_activateKeyword); + helpEngine.indexWidget()->activateCurrentItem(); + } else if (!m_activateIdentifier.isEmpty()) { + QMap<QString, QUrl> links = + helpEngine.linksForIdentifier(m_activateIdentifier); + if (!links.isEmpty()) + CentralWidget::instance()->setSource(links.constBegin().value()); + } else if (!m_currentFilter.isEmpty()) { + helpEngine.setCurrentFilter(m_currentFilter); + } + + if (m_syncContents) + m_mainWindow->syncContents(); + + Q_ASSERT(m_expandTOC >= -2); + if (m_expandTOC != -2) + m_mainWindow->expandTOC(m_expandTOC); + + m_caching = false; +} + +void RemoteControl::clearCache() +{ + TRACE_OBJ + m_currentFilter.clear(); + m_setSource.clear(); + m_syncContents = false; + m_activateKeyword.clear(); + m_activateIdentifier.clear(); +} + +QT_END_NAMESPACE |