C++ kparts::ReadOnlyPart类代码示例

void BinaryWidget::setData( const QByteArray &data )
{
  delete mMainWidget;

  QString mimetype;
  KMimeType::Ptr mime = KMimeType::findByContent( data );
  if ( mime && !mime->isDefault() )
    mimetype = mime->name();

  if ( !mimetype.isEmpty() ) {
    KParts::ReadOnlyPart *part = KParts::ComponentFactory::createPartInstanceFromQuery<KParts::ReadOnlyPart>( mimetype, QString(), this, this );
    if ( part ) {
      KTemporaryFile file;
      file.setAutoRemove(false);
      file.open();
      file.write( data );
      file.flush();
      part->openUrl( KUrl( file.fileName() ) );
      mMainWidget = part->widget();
    } else {
      mMainWidget = new QLabel( i18n( "No part found for visualization of mimetype %1", mimetype ), this );
    }

    mData = data;
    mSaveButton->setEnabled( true );
  } else {
    mMainWidget = new QLabel( i18n( "Got data of unknown mimetype" ), this );
  }

  mLayout->addWidget( mMainWidget, 0, 0, 3, 1);
  mMainWidget->show();
}

void KShellCmdPlugin::slotExecuteShellCommand()
{
    KParts::ReadOnlyPart *part = qobject_cast<KParts::ReadOnlyPart *>(parent());
    if (!part)  {
        KMessageBox::sorry(0L, i18n("KShellCmdPlugin::slotExecuteShellCommand: Program error, please report a bug."));
        return;
    }

    KUrl url = KIO::NetAccess::mostLocalUrl(part->url(), NULL);
    if (!url.isLocalFile()) {
        KMessageBox::sorry(part->widget(), i18n("Executing shell commands works only on local directories."));
        return;
    }

    QString path;
    KParts::FileInfoExtension *ext = KParts::FileInfoExtension::childObject(part);

    if (ext && ext->hasSelection() && (ext->supportedQueryModes() & KParts::FileInfoExtension::SelectedItems)) {
        KFileItemList list = ext->queryFor(KParts::FileInfoExtension::SelectedItems);
        QStringList fileNames;
        Q_FOREACH (const KFileItem &item, list) {
            fileNames << item.name();
        }
        path = KShell::joinArgs(fileNames);
    }

KParts::ReadOnlyPart *KGraphEditor::slotNewGraph()
{
  kDebug();
  KPluginFactory *factory = KPluginLoader("kgraphviewerpart").factory();
  if (!factory)
  {
    // if we couldn't find our Part, we exit since the Shell by
    // itself can't do anything useful
    KMessageBox::error(this, i18n("Could not find the KGraphViewer part."));
    kapp->quit();
    // we return here, cause kapp->quit() only means "exit the
    // next time we enter the event loop...
    return NULL;
  }
  KParts::ReadOnlyPart* part = factory->create<KParts::ReadOnlyPart>("kgraphviewerpart", this);
  KGraphViewerInterface *view = qobject_cast<KGraphViewerInterface *>(part);
  if (!view)
  {
    // This should not happen
    kError() << "Failed to get KPart" << endl;
    return NULL;
  }
  view->setReadWrite();

    QWidget *w = part->widget();
    m_widget->addTab(w, QIcon( DesktopIcon("kgraphviewer") ), "");
    m_widget->setCurrentWidget(w);
//     createGUI(view);

    m_tabsPartsMap[w] = part;
    m_tabsFilesMap[w] = "";
//     connect(this,SIGNAL(hide(KParts::Part*)),view,SLOT(slotHide(KParts::Part*)));
  slotSetActiveGraph(part);
  return part;
}

void FileManager::openFile( const QString& fileName, const QString& name, const QString& title, const QString& partName, const QVariantList& partParams )
{
    if( fileName.isEmpty() )
        return;

    QString fullName = name.isEmpty() ? KUrl( fileName ).fileName() : name;
    QString fullTitle = title.isEmpty() ? fullName : title;
    if( d->parts.contains( fullName ) )
    {
        emit newPart( fullName, fullTitle );
        return;
    }

    KMimeType::Ptr mime = KMimeType::findByPath( fileName );

    KParts::ReadOnlyPart* part = 0;
    KService::List parts;

    if( !partName.isEmpty() )
    {
        KService::Ptr service = KService::serviceByDesktopName( partName );
        if( !service.isNull() )
            parts.append( service );
    }

    if( parts.count() == 0 )
    {
        parts.append( KMimeTypeTrader::self()->query( mime->name(), "KParts/ReadWritePart" ) );
        parts.append( KMimeTypeTrader::self()->query( mime->name(), "KParts/ReadOnlyPart" ) );

        if( mime->name().contains( "audio" ) && parts.count() == 0 )
            parts.append( KService::serviceByStorageId( "dragonplayer_part.desktop" ) );
    }

    if( parts.count() > 0 )
    {
        part = parts.first()->createInstance<KParts::ReadWritePart>( 0, partParams );
        if( !part )
            part = parts.first()->createInstance<KParts::ReadOnlyPart>( 0, partParams );
    }

    if( part )
    {
        // Add the part if it is found
        KUrl url( fileName );
        part->openUrl( url );
        d->parts.insert( fullName, part );
        d->partManager->addPart( part, true );
        emit newPart( fullName, fullTitle );

        return;
    }

    // There really is no part that can be used.
    // Instead, just open it in an external application.
    // KRun* runner = new KRun( KUrl( fileName ), qApp->activeWindow() );
}

bool subversionPart::urlFocusedDocument( KURL &url ) {
	KParts::ReadOnlyPart *part = dynamic_cast<KParts::ReadOnlyPart*>( partController()->activePart() );
	if ( part ) {
		if (part->url().isLocalFile() ) {
			url = part->url();
			return true;
		}
	}
	return false;
}

QString PerforcePart::currentFile()
{
    KParts::ReadOnlyPart *part = dynamic_cast<KParts::ReadOnlyPart*>( partController()->activePart() );
    if ( part ) {
        KURL url = part->url();
        if ( url.isLocalFile() )
            return url.path();
    }
    return QString::null;
}

void RubySupportPart::slotSwitchToView()
{
    KParts::Part *activePart = partController()->activePart();
    if (!activePart)
        return;
    KParts::ReadOnlyPart *ropart = dynamic_cast<KParts::ReadOnlyPart*>(activePart);
    if (!ropart)
        return;
    QFileInfo file(ropart->url().path());
    if (!file.exists())
        return;
    QString ext = file.extension();
    QString name = file.baseName();
    QString switchTo = "";

    if (ext == "rjs" || ext == "rxml" || ext == "rhtml" || ext == "js.rjs" || ext == "xml.builder" || ext == "html.erb")
    {
        //this is a view already, let's show the list of all views for this model
        switchTo = file.dir().dirName();
    }
    else if (ext == "rb")
        switchTo = name.remove(QRegExp("_controller$")).remove(QRegExp("_controller_test$")).remove(QRegExp("_test$"));

    if (switchTo.isEmpty())
        return;

    if (switchTo.endsWith("s"))
        switchTo = switchTo.mid(0, switchTo.length() - 1);

    KURL::List urls;
    QDir viewsDir;
    QDir viewsDirS = QDir(project()->projectDirectory() + "/app/views/" + switchTo);
    QDir viewsDirP = QDir(project()->projectDirectory() + "/app/views/" + switchTo + "s");
    if (viewsDirS.exists())
        viewsDir = viewsDirS;
    else if (viewsDirP.exists())
        viewsDir = viewsDirP;
    else
        return;

    QStringList views = viewsDir.entryList();

    for (QStringList::const_iterator it = views.begin(); it != views.end(); ++it)
    {
        QString viewName = *it;
        if ( !(viewName.endsWith("~") || viewName == "." || viewName == "..") )
            urls << KURL::fromPathOrURL(viewsDir.absPath() + "/" + viewName);
    }
    KDevQuickOpen *qo = extension<KDevQuickOpen>("KDevelop/QuickOpen");
    if (qo)
        qo->quickOpenFile(urls);
}

void KWebDesktopRun::slotMimetype(KIO::Job *job, const QString &_type)
{
    KIO::SimpleJob *sjob = static_cast< KIO::SimpleJob * >(job);
    // Update our URL in case of a redirection
    m_url = sjob->url();
    QString type = _type; // necessary copy if we plan to use it
    sjob->putOnHold();
    kdDebug() << "slotMimetype : " << type << endl;

    KParts::ReadOnlyPart *part = m_webDesktop->createPart(type);
    // Now open the URL in the part
    if(part)
        part->openURL(m_url);
}

void RubySupportPart::slotSwitchToTest()
{
    KParts::Part *activePart = partController()->activePart();
    if (!activePart)
        return;
    KParts::ReadOnlyPart *ropart = dynamic_cast<KParts::ReadOnlyPart*>(activePart);
    if (!ropart)
        return;
    QFileInfo file(ropart->url().path());
    if (!file.exists())
        return;
    QString ext = file.extension();
    QString name = file.baseName();
    QString switchTo = "";

    if (ext == "rjs" || ext == "rxml" || ext == "rhtml" || ext == "js.rjs" || ext == "xml.builder" || ext == "html.erb")
    {
        //this is a view already, let's show the list of all views for this model
        switchTo = file.dir().dirName();
    }
    else if (ext == "rb")
        switchTo = name.remove(QRegExp("_controller$")).remove(QRegExp("_controller_test$")).remove(QRegExp("_test$"));

    if (switchTo.isEmpty())
        return;

    if (switchTo.endsWith("s"))
        switchTo = switchTo.mid(0, switchTo.length() - 1);

    KURL::List urls;
    QString testDir = project()->projectDirectory() + "/test/";
    QString functionalTestS = testDir + "functional/" + switchTo + "_controller_test.rb";
    QString functionalTestP = testDir + "functional/" + switchTo + "s_controller_test.rb";
    QString integrationTestS = testDir + "integration/" + switchTo + "_test.rb";
    QString integrationTestP = testDir + "integration/" + switchTo + "s_test.rb";
    QString unitTestS = testDir + "unit/" + switchTo + "_test.rb";
    QString unitTestP = testDir + "unit/" + switchTo + "s_test.rb";
    if (QFile::exists(functionalTestP)) urls << KURL::fromPathOrURL(functionalTestP);
    if (QFile::exists(integrationTestP)) urls << KURL::fromPathOrURL(integrationTestP);
    if (QFile::exists(unitTestP)) urls << KURL::fromPathOrURL(unitTestP);
    if (QFile::exists(functionalTestS)) urls << KURL::fromPathOrURL(functionalTestS);
    if (QFile::exists(integrationTestS)) urls << KURL::fromPathOrURL(integrationTestS);
    if (QFile::exists(unitTestS)) urls << KURL::fromPathOrURL(unitTestS);

    KDevQuickOpen *qo = extension<KDevQuickOpen>("KDevelop/QuickOpen");
    if (qo && !urls.isEmpty())
        qo->quickOpenFile(urls);
}

void AutoRefresh::slotRefresh()
{
    KParts::ReadOnlyPart *part = qobject_cast< KParts::ReadOnlyPart * >( parent() );
    if ( !part ) {
        QString title = i18nc( "@title:window", "Cannot Refresh Source" );
        QString text = i18n( "<qt>This plugin cannot auto-refresh the current part.</qt>" );

        KMessageBox::error( 0, text, title );
    }
    else
    {
        // Get URL
        KUrl url = part->url();
        part->openUrl( url );
    }
}

void Shell::slotOpenFile()
{
    //FIXME this is getting far to deeply indented... maybe some of it should be pulled out?
    //check if there is an open tab...
    if (mainView->currentIndex() == -1) {
        //no tabs open so we can just use the openFileNewTab slot :D
        slotOpenFileNewTab();
    } else {
        //check to see if the collection manager is open, and if thats our current tab
        //since we can't open files with the collection manager...
        if (mainView->indexOf(m_collection->widget()) == mainView->currentIndex()) {
            //we're trying to open things in the collection... which is bad, so use a new tab :D
            slotOpenFileNewTab();
        } else {
            //we have an open reader tab so...
            //first get the filename from the user
            QString filename =  KFileDialog::getOpenFileName();
            //check if the filename is null, open the file if its NOT null
            if (!filename.isNull()) {
                KUrl tempUrl = filename;
                //might be a better way to get the part, but it works elsewhere so...
                ReaderPage *curPage = qobject_cast<ReaderPage *>(mainView->widget(mainView->currentIndex()));
                //this is kind of naive as most kparts support multiple mimetypes
                //but i couldn't find an easy way to get a list of supported types
                //from a kpart... FIXME
                QString newMimeType = KMimeType::findByUrl(tempUrl)->name();
                KParts::ReadOnlyPart *curpart = curPage->getPart();
                if (curPage->getMimeType() == newMimeType) {
                    curpart->openUrl(tempUrl);
                } else {
                    //if the mimetype has changed we need to delete the currentpage and open a replacement
                    ReaderPage *newPage = new ReaderPage(&tempUrl, this);
                    if (newPage) {
                        int index = mainView->currentIndex();
                        mainView->removeTab(index);
                        mainView->insertTab(index, newPage, tempUrl.fileName());
                        m_manager->replacePart(curpart, newPage->getPart());
                        // remove the old reader page from the open list and add the new page
                        openPagesList.replace(openPagesList.indexOf(curPage), newPage);
                        delete(curPage);
                    }
                }
            }
        }
    }
}

void AutoRefresh::slotRefresh()
{
    if ( !parent()->inherits("KParts::ReadOnlyPart") ) {
        QString title = i18n( "Cannot Refresh Source" );
        QString text = i18n( "<qt>This plugin cannot auto-refresh the current part.</qt>" );
 
        QMessageBox::warning( 0, title, text );
    }
    else
    {
        KParts::ReadOnlyPart *part = (KParts::ReadOnlyPart *) parent();

        // Get URL
        KURL url = part->url();
        part->openURL( url );
    }
}

void KGraphEditor::openUrl(const KUrl& url)
{
  kDebug() << url;
  KParts::ReadOnlyPart *part = slotNewGraph();
  
//   (KGraphEditorSettings::parsingMode() == "external")
//     ?kgv->setLayoutMethod(KGraphViewerInterface::ExternalProgram)
//     :kgv->setLayoutMethod(KGraphViewerInterface::InternalLibrary);

  QString label = url.path().section('/',-1,-1);
  // @TODO set label
  m_widget->setTabText(m_widget->currentIndex(), label);
  m_tabsFilesMap[m_widget->currentWidget()] = url.path();
  part->openUrl(url);

  m_openedFiles.push_back(url.path());
}

KParts::ReadOnlyPart *KonqViewFactory::create( QWidget *parentWidget, QObject * parent )
{
    if ( !m_factory )
        return 0;

    KParts::ReadOnlyPart* part = m_factory->create<KParts::ReadOnlyPart>( parentWidget, parent, QString(), m_args );

    if ( !part ) {
        kError() << "No KParts::ReadOnlyPart created from" << m_libName;
    } else {
        QFrame* frame = qobject_cast<QFrame*>( part->widget() );
        if ( frame ) {
            frame->setFrameStyle( QFrame::NoFrame );
        }
    }
    return part;
}

void KHTMLPluginKTTSD::slotReadOut()
{
    // The parent is a KParts::ReadOnlyPart (checked in constructor)
    KParts::ReadOnlyPart* part = static_cast<KParts::ReadOnlyPart *>(parent());

    if (!QDBusConnection::sessionBus().interface()->isServiceRegistered("org.kde.kttsd"))
    {
        QString error;
        if (KToolInvocation::startServiceByDesktopName("kttsd", QStringList(), &error)) {
            KMessageBox::error(part->widget(), error, i18nc("@title:window", "Starting Jovie Text-to-Speech Service Failed") );
            return;
        }
    }
    // Find out if KTTSD supports xhtml (rich speak).
    bool supportsXhtml = false;
    org::kde::KSpeech kttsd( "org.kde.kttsd", "/KSpeech", QDBusConnection::sessionBus() );
    QString talker = kttsd.defaultTalker();
    QDBusReply<int> reply = kttsd.getTalkerCapabilities2(talker);
    if ( !reply.isValid())
        kDebug() << "D-Bus call getTalkerCapabilities2() failed, assuming non-XHTML support.";
    else
    {
        supportsXhtml = reply.value() & KSpeech::tcCanParseHtml;
        if (supportsXhtml)
            kDebug() << "KTTS claims to support rich speak (XHTML to SSML).";
    }

    KParts::TextExtension* textExt = KParts::TextExtension::childObject(parent());
    QString query;
    const KParts::TextExtension::Format format = supportsXhtml ? KParts::TextExtension::HTML : KParts::TextExtension::PlainText;
    if (textExt->hasSelection()) {
        query = textExt->selectedText(format);
    } else {
        query = textExt->completeText(format);
    }

    // kDebug() << "query =" << query;

    reply = kttsd.say(query, KSpeech::soNone);
    if ( !reply.isValid()) {
        KMessageBox::sorry(part->widget(), i18n("The D-Bus call say() failed."),
                            i18nc("@title:window", "D-Bus Call Failed"));
    }
}