C++ Ptr::iconName方法代码示例

 KIcon iconForContent( KMime::Content *content )
 {
   if ( !content->contentType( false ) )
     return KIcon();
   KMimeType::Ptr mimeType = KMimeType::mimeType( QString::fromLatin1( content->contentType()->mimeType() ) );
   if ( mimeType.isNull() || mimeType->iconName().isEmpty() )
     return KIcon();
   return KIcon( mimeType->iconName() );
 }

// ## where is this used?
QPixmap KFileItem::pixmap( int _size, int _state ) const
{
    const QString iconName = d->m_entry.stringValue( KIO::UDSEntry::UDS_ICON_NAME );
    if ( !iconName.isEmpty() )
        return DesktopIcon(iconName, _size, _state);

    if (!d->m_pMimeType) {
        // No mimetype determined yet, go for a fast default icon
        if (S_ISDIR(d->m_fileMode)) {
            static const QString * defaultFolderIcon = 0;
            if ( !defaultFolderIcon ) {
                const KMimeType::Ptr mimeType = KMimeType::mimeType( "inode/directory" );
                if ( mimeType )
                    defaultFolderIcon = &KGlobal::staticQString( mimeType->iconName() );
               else
                    kWarning(7000) << "No mimetype for inode/directory could be found. Check your installation.";
            }
            if ( defaultFolderIcon )
                return DesktopIcon( *defaultFolderIcon, _size, _state );

        }
        return DesktopIcon( "unknown", _size, _state );
    }

    KMimeType::Ptr mime;
    // Use guessed mimetype if the main one hasn't been determined for sure
    if ( !d->m_bMimeTypeKnown && !d->m_guessedMimeType.isEmpty() )
        mime = KMimeType::mimeType( d->m_guessedMimeType );
    else
        mime = d->m_pMimeType;

    // Support for gzipped files: extract mimetype of contained file
    // See also the relevant code in overlays, which adds the zip overlay.
    if ( mime->name() == "application/x-gzip" && d->m_url.fileName().endsWith( QLatin1String( ".gz" ) ) )
    {
        KUrl sf;
        sf.setPath( d->m_url.path().left( d->m_url.path().length() - 3 ) );
        //kDebug() << "subFileName=" << subFileName;
        mime = KMimeType::findByUrl( sf, 0, d->m_bIsLocalUrl );
    }

    bool isLocalUrl;
    KUrl url = mostLocalUrl(isLocalUrl);

    QPixmap p = KIconLoader::global()->loadMimeTypeIcon( mime->iconName( url ), KIconLoader::Desktop, _size, _state );
    //kDebug() << "finding pixmap for " << url.url() << " : " << mime->name();
    if (p.isNull())
        kWarning() << "Pixmap not found for mimetype " << d->m_pMimeType->name();

    return p;
}

// at first, tries to find the iconname in the cache
// if not available, tries to find the pixmap for the mimetype of url
// if that fails, gets the icon for the protocol
// finally, inserts the url/icon pair into the cache
QString KonqPixmapProvider::iconNameFor( const KUrl& url )
{
    QMap<KUrl,QString>::iterator it = iconMap.find( url );
    QString icon;
    if ( it != iconMap.end() ) {
        icon = it.value();
        if ( !icon.isEmpty() )
            return icon;
    }

    if ( url.url().isEmpty() ) {
        // Use the folder icon for the empty URL
        const KMimeType::Ptr directoryType = KMimeType::mimeType( "inode/directory" );
        if( directoryType.isNull() ) // no mimetypes installed!
            return QString();
        icon = directoryType->iconName();
        Q_ASSERT( !icon.isEmpty() );
    }
    else
    {
        icon = KMimeType::iconNameForUrl( url );
        Q_ASSERT( !icon.isEmpty() );
    }

    // cache the icon found for url
    iconMap.insert( url, icon );

    return icon;
}

	bool Script::execute()
	{
		if (!bt::Exists(file) || action)
			return false;
		
		KMimeType::Ptr mt = KMimeType::findByPath(file);
		QString name = QFileInfo(file).fileName();
		action = new Kross::Action(this,name);
		action->setText(name);
		action->setDescription(name);
		action->setFile(file);
		action->setIconName(mt->iconName());
		QString interpreter = Kross::Manager::self().interpreternameForFile(file);
		if (interpreter.isNull())
		{
			delete action;
			action = 0;
			return false;
		}
		else
		{
			action->setInterpreter(interpreter);
			Kross::Manager::self().actionCollection()->addAction(file,action);
			action->trigger();
			executing = true;
			return true;
		}
	}

QString KFileItem::iconName() const
{
    if (d->m_useIconNameCache && !d->m_iconName.isEmpty()) {
        return d->m_iconName;
    }

    d->m_iconName = d->m_entry.stringValue( KIO::UDSEntry::UDS_ICON_NAME );
    if (!d->m_iconName.isEmpty()) {
        d->m_useIconNameCache = d->m_bMimeTypeKnown;
        return d->m_iconName;
    }

    bool isLocalUrl;
    KUrl url = mostLocalUrl(isLocalUrl);

    KMimeType::Ptr mime = mimeTypePtr();
    if (isLocalUrl && mime->is("application/x-desktop")) {
        d->m_iconName = iconFromDesktopFile(url.toLocalFile());
        if (!d->m_iconName.isEmpty()) {
            d->m_useIconNameCache = d->m_bMimeTypeKnown;
            return d->m_iconName;
        }
    }

    // KDE5: handle .directory files here too, and get rid of
    // KFolderMimeType and the url argument in KMimeType::iconName().

    d->m_iconName = mime->iconName(url);
    d->m_useIconNameCache = d->m_bMimeTypeKnown;
    //kDebug() << "finding icon for" << url << ":" << d->m_iconName;
    return d->m_iconName;
}

void DocumentPreviewTab::setResource(Nepomuk2::Resource & resource)
{
    m_resource = resource;
    ui->urlSelector->clear();
    if(m_part) {
        m_part->closeUrl();
    }

    QString specificUrl;
    if(resource.isValid()) {

        specificUrl = resource.property(Nepomuk2::Vocabulary::NIE::url()).toString();
        if(!specificUrl.isEmpty()) {
            resource = resource.property(Nepomuk2::Vocabulary::NBIB::publishedAs()).toResource();
            m_resource = resource;
        }

        QList<Nepomuk2::Resource> fileList;

        if(resource.hasType(Nepomuk2::Vocabulary::NBIB::Reference())) {
            Nepomuk2::Resource publication = resource.property(Nepomuk2::Vocabulary::NBIB::publication()).toResource();
            fileList = publication.property(Nepomuk2::Vocabulary::NBIB::isPublicationOf()).toResourceList();
            fileList.append( publication.property(Nepomuk2::Vocabulary::NIE::links()).toResourceList() );
        }
        else if(resource.hasType(Nepomuk2::Vocabulary::NBIB::Publication())) {
            fileList = resource.property(Nepomuk2::Vocabulary::NBIB::isPublicationOf()).toResourceList();
            fileList.append( resource.property(Nepomuk2::Vocabulary::NIE::links()).toResourceList() );
        }
        else {
            fileList.append(resource);
        }

        // add all DataObjects to the preview
        foreach(const Nepomuk2::Resource & r, fileList) {
            KUrl url = KUrl(r.property(Nepomuk2::Vocabulary::NIE::url()).toString());
            KIcon icon;
            QString mimetype;

            if( r.hasType(Nepomuk2::Vocabulary::NFO::Website())// || r.hasType(Nepomuk2::Vocabulary::NFO::WebDataObject())
                || url.scheme() == QLatin1String("http")) {

                QString favIcon = KMimeType::favIconForUrl(url);
                if(favIcon.isEmpty()) {
                    favIcon = QLatin1String("text-html");
                }

                icon = KIcon(favIcon);
                mimetype = QLatin1String("text/html");
            }
            else {
                KMimeType::Ptr mimeTypePtr = KMimeType::findByUrl(url);

                icon = KIcon(mimeTypePtr->iconName());
                mimetype = mimeTypePtr->name();
            }

            ui->urlSelector->addItem(icon,url.url(),QVariant(mimetype));
        }

    static QPixmap icon( KMimeType::Ptr mimeType, const QString &uri,
                         bool binary = false )
    {
      QString iconStr = mimeType->iconName( uri );
      QStringList overlays;
      if ( !uri.isEmpty() && !binary ) {
        overlays << "emblem-link";
      }

      return KIconLoader::global()->loadIcon( iconStr, KIconLoader::Desktop, 0,
                                              KIconLoader::DefaultState,
                                              overlays );
    }

bool ArkViewer::viewInInternalViewer(const QString& fileName, const KMimeType::Ptr& mimeType)
{
    const KUrl fileUrl(fileName);

    setCaption(fileUrl.fileName());
    restoreDialogSize(KGlobal::config()->group("Viewer"));

    QFrame *header = new QFrame(m_widget);
    QHBoxLayout *headerLayout = new QHBoxLayout(header);

    QLabel *iconLabel = new QLabel(header);
    headerLayout->addWidget(iconLabel);
    iconLabel->setPixmap(KIconLoader::global()->loadMimeTypeIcon(mimeType->iconName(), KIconLoader::Desktop));
    iconLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Minimum);

    KVBox *headerRight = new KVBox(header);
    headerLayout->addWidget(headerRight);
    new QLabel(QString(QLatin1String( "<qt><b>%1</b></qt>" ))
               .arg(fileUrl.fileName()), headerRight
              );
    new QLabel(mimeType->comment(), headerRight);

    header->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Maximum);

    m_part = KMimeTypeTrader::self()->createPartInstanceFromQuery<KParts::ReadOnlyPart>(mimeType->name(),
             m_widget,
             this);

    if (!m_part.data()) {
        return false;
    }

    if (m_part.data()->browserExtension()) {
        connect(m_part.data()->browserExtension(),
                SIGNAL(openUrlRequestDelayed(KUrl,KParts::OpenUrlArguments,KParts::BrowserArguments)),
                SLOT(slotOpenUrlRequestDelayed(KUrl,KParts::OpenUrlArguments,KParts::BrowserArguments)));
    }

    m_part.data()->openUrl(fileUrl);

    return true;
}

void KMMsgPartDialog::slotMimeTypeChanged( const QString & mimeType ) {
  // message subparts MUST have 7bit or 8bit encoding...
#if 0
  // ...but until KMail can recode 8bit messages on attach, so that
  // they can be signed, we can't enforce this :-(
  if ( mimeType.startsWith("message/") ) {
    setEncoding( SevenBit );
    mEncoding->setEnabled( false );
  } else {
    mEncoding->setEnabled( !mReadOnly );
  }
#endif
  // find a mimetype icon:
  KMimeType::Ptr mt = KMimeType::mimeType( mimeType, KMimeType::ResolveAliases );
  if ( !mt.isNull() )
    mIcon->setPixmap( KIconLoader::global()->loadMimeTypeIcon( mt->iconName(),
                      KIconLoader::Desktop ) );
  else
    mIcon->setPixmap( DesktopIcon("unknown") );
}

void Nepomuk::QueryClientWrapper::slotNewEntries(const QList<Nepomuk::Query::Result>& results)
{
    QList<Plasma::QueryMatch> matches;
    foreach(const Query::Result& result, results) {
        Plasma::QueryMatch match(m_runner);
        match.setType(Plasma::QueryMatch::PossibleMatch);
        match.setRelevance(normalizeScore(result.score()));

        Nepomuk::Resource res = result.resource();

        QString type;
        QString iconName;

        KMimeType::Ptr mimetype;
        if (res.hasProperty(Nepomuk::Vocabulary::NIE::mimeType())) {
            mimetype = KMimeType::mimeType(res.property(Nepomuk::Vocabulary::NIE::mimeType()).toString());
        }
        if (!mimetype && res.isFile() && res.toFile().url().isLocalFile()) {
            const KUrl url(res.toFile().url());
            mimetype = KMimeType::findByUrl(url);
        }

        if (mimetype) {
            type = mimetype->comment();
            iconName = mimetype->iconName();
        }

        if (type.isEmpty() ) {
            type = Nepomuk::Types::Class(res.resourceType()).label();
            iconName = res.genericIcon();
        }

        match.setText(res.genericLabel());
        match.setSubtext(type);
        match.setIcon(KIcon(iconName.isEmpty() ? QString::fromLatin1("nepomuk") : iconName));

        match.setData(qVariantFromValue(res));
        match.setId(KUrl(res.resourceUri()).url());
        matches << match;
    }

void KGetLinkView::showLinks( const QList<QString>& links )
{
    QStandardItemModel *model = new QStandardItemModel(0, 5, this);

    model->setHeaderData(0, Qt::Horizontal, i18n("Auxiliary header"));
    model->setHeaderData(1, Qt::Horizontal, i18n("File Name"));
    model->setHeaderData(2, Qt::Horizontal, i18n("Description"));
    model->setHeaderData(3, Qt::Horizontal, i18nc("list header: type of file", "File Type"));
    model->setHeaderData(4, Qt::Horizontal, i18n("Location (URL)"));

    foreach (const QString &linkitem, links)
    {
        KUrl url(linkitem);
        QString file = url.fileName();
        if (file.isEmpty())
        {
            file = QString(url.host());
        }

        KMimeType::Ptr mt = KMimeType::findByUrl(linkitem, 0, true, true);

        QList<QStandardItem*> items;

        QStandardItem *item = new QStandardItem(file);
        item->setIcon(KIcon(mt->iconName()));
        item->setCheckable(true);
        item->setData(QVariant(url.fileName()), Qt::DisplayRole);
        item->setData(QVariant(mt->name()), Qt::UserRole); // used for filtering DownloadFilterType

        items << new QStandardItem(QString::number(model->rowCount()));
        items << item;
        items << new QStandardItem();
        items << new QStandardItem(mt->comment());
        items << new QStandardItem(url.prettyUrl());

        model->insertRow(model->rowCount(), items);
    }

LinkItem::LinkItem( DOM::Element link )
    : m_valid( false )
{
    DOM::NamedNodeMap attrs = link.attributes();
    DOM::Node href = attrs.getNamedItem( "href" );

    // Load source address of images too
    DOM::Node src = attrs.getNamedItem( "src" );
    if ( href.nodeValue().string().isEmpty() && !src.nodeValue().string().isEmpty() )
      href = src;

    // qDebug("*** href: %s", href.nodeValue().string().latin1() );

    QString urlString = link.ownerDocument().completeURL( href.nodeValue() ).string();
    if ( urlString.isEmpty() )
        return;

    url = KUrl( urlString );
    if ( !KProtocolManager::supportsReading( url ) )
        return;

    // somehow getElementsByTagName("#text") doesn't work :(
    DOM::NodeList children = link.childNodes();
    for ( uint i = 0; i < children.length(); i++ )
    {
        DOM::Node node = children.item( i );
        if ( node.nodeType() == DOM::Node::TEXT_NODE )
            text.append( node.nodeValue().string() );
    }

    // force "local file" mimetype determination
    KMimeType::Ptr mt = KMimeType::findByUrl( url, 0, true, true);
    icon = mt->iconName();
    mimeType = mt->comment();

    m_valid = true;
}

KoDocumentInfoDlg::KoDocumentInfoDlg(QWidget* parent, KoDocumentInfo* docInfo, KoDocumentRdf* docRdf)
        : KPageDialog(parent)
        , d(new KoDocumentInfoDlgPrivate)
{
    d->m_info = docInfo;
    d->m_rdf = docRdf;

    setCaption(i18n("Document Information"));
    setInitialSize(QSize(500, 500));
    setFaceType(KPageDialog::List);
    setButtons(KDialog::Ok | KDialog::Cancel);
    setDefaultButton(KDialog::Ok);

    d->m_aboutUi = new Ui::KoDocumentInfoAboutWidget();
    QWidget *infodlg = new QWidget();
    d->m_aboutUi->setupUi(infodlg);
    if (!KoEncryptionChecker::isEncryptionSupported()) {
        d->m_aboutUi->lblEncryptedDesc->setVisible(false);
        d->m_aboutUi->lblEncrypted->setVisible(false);
        d->m_aboutUi->pbEncrypt->setVisible(false);
        d->m_aboutUi->lblEncryptedPic->setVisible(false);
    }
    KPageWidgetItem *page = new KPageWidgetItem(infodlg, i18n("General"));
    page->setHeader(i18n("General"));

    // Ugly hack, the mimetype should be a parameter, instead
    KoDocument* doc = dynamic_cast< KoDocument* >(d->m_info->parent());
    if (doc) {
        KMimeType::Ptr mime = KMimeType::mimeType(doc->mimeType());
        if (! mime)
            mime = KMimeType::defaultMimeTypePtr();
        page->setIcon(KIcon(KIconLoader::global()->loadMimeTypeIcon(mime->iconName(), KIconLoader::Desktop, 48)));
    }
    addPage(page);
    d->m_pages.append(page);

    initAboutTab();

    d->m_authorUi = new Ui::KoDocumentInfoAuthorWidget();
    QWidget *authordlg = new QWidget();
    d->m_authorUi->setupUi(authordlg);
    page = new KPageWidgetItem(authordlg, i18n("Author"));
    page->setHeader(i18n("Author"));
    page->setIcon(KIcon("user-identity"));
    addPage(page);
    d->m_pages.append(page);

    initAuthorTab();

    // Saving encryption implies saving the document, this is done after closing the dialog
    connect(this, SIGNAL(hidden()), this, SLOT(slotSaveEncryption()));

    if (d->m_rdf) {
        d->m_rdfEditWidget = 0;

#ifdef SHOULD_BUILD_RDF
        d->m_rdfEditWidget = new KoDocumentRdfEditWidget(this, d->m_rdf);
        page = new KPageWidgetItem(d->m_rdfEditWidget->widget(), i18n("Rdf"));
        page->setHeader(i18n("Rdf"));
        page->setIcon(KIcon("text-rdf"));
        addPage(page);
        d->m_pages.append(page);
#endif
    }
}

PropertiesDialog::PropertiesDialog(QWidget *parent, Okular::Document *doc)
    : KPageDialog( parent ), m_document( doc ), m_fontPage( 0 ),
      m_fontModel( 0 ), m_fontInfo( 0 ), m_fontProgressBar( 0 ),
      m_fontScanStarted( false )
{
    setFaceType( Tabbed );
    setCaption( i18n( "Unknown File" ) );
    setButtons( Ok );

    // PROPERTIES
    QFrame *page = new QFrame();
    KPageWidgetItem *item = addPage( page, i18n( "&Properties" ) );
    item->setIcon( KIcon( "document-properties" ) );

    // get document info
    const Okular::DocumentInfo info = doc->documentInfo();
    QFormLayout *layout = new QFormLayout( page );

    // mime name based on mimetype id
    QString mimeName = info.get( Okular::DocumentInfo::MimeType ).section( '/', -1 ).toUpper();
    setCaption( i18n( "%1 Properties", mimeName ) );

    int valMaxWidth = 100;

    /* obtains the properties list, conveniently ordered */
    QStringList orderedProperties;
    orderedProperties << Okular::DocumentInfo::getKeyString( Okular::DocumentInfo::FilePath )
                      << Okular::DocumentInfo::getKeyString( Okular::DocumentInfo::PagesSize )
                      << Okular::DocumentInfo::getKeyString( Okular::DocumentInfo::DocumentSize );
    for (Okular::DocumentInfo::Key ks = Okular::DocumentInfo::Title;
                                   ks <= Okular::DocumentInfo::Keywords;
                                   ks = Okular::DocumentInfo::Key( ks+1 ) )
    {
        orderedProperties << Okular::DocumentInfo::getKeyString( ks );
    }
    foreach( const QString &ks, info.keys()) {
        if ( !orderedProperties.contains( ks ) ) {
            orderedProperties << ks;
        }
    }

    for ( QStringList::Iterator it = orderedProperties.begin();
                                it != orderedProperties.end();
                                ++it )
    {
        const QString key = *it;
        const QString titleString = info.getKeyTitle( key );
        const QString valueString = info.get( key );
        if ( titleString.isNull() || valueString.isNull() )
            continue;

        // create labels and layout them
        QWidget *value = NULL;
        if ( key == Okular::DocumentInfo::getKeyString( Okular::DocumentInfo::MimeType ) ) {
            /// for mime type fields, show icon as well
            value = new QWidget( page );
            /// place icon left of mime type's name
            QHBoxLayout *hboxLayout = new QHBoxLayout( value );
            hboxLayout->setMargin( 0 );
            /// retrieve icon and place it in a QLabel
            KMimeType::Ptr mimeType = KMimeType::mimeType( valueString );
            KSqueezedTextLabel *squeezed;
            if (!mimeType.isNull()) {
                /// retrieve icon and place it in a QLabel
                QLabel *pixmapLabel = new QLabel( value );
                hboxLayout->addWidget( pixmapLabel, 0 );
                pixmapLabel->setPixmap( KIconLoader::global()->loadMimeTypeIcon( mimeType->iconName(), KIconLoader::Small ) );
                /// mime type's name and label
                squeezed = new KSqueezedTextLabel( i18nc( "mimetype information, example: \"PDF Document (application/pdf)\"", "%1 (%2)", mimeType->comment(), valueString ), value );
            } else {
                /// only mime type name
                squeezed = new KSqueezedTextLabel( valueString, value );
            }
            squeezed->setTextInteractionFlags( Qt::TextSelectableByMouse );
            hboxLayout->addWidget( squeezed, 1 );
        } else {
            /// default for any other document information
            KSqueezedTextLabel *label = new KSqueezedTextLabel( valueString, page );
            label->setTextInteractionFlags( Qt::TextSelectableByMouse );
            value = label;
        }
        layout->addRow( new QLabel( i18n( "%1:", titleString ) ), value);

        // refine maximum width of 'value' labels
        valMaxWidth = qMax( valMaxWidth, fontMetrics().width( valueString ) );
    }

    // FONTS
    QVBoxLayout *page2Layout = 0;
    if ( doc->canProvideFontInformation() ) {
        // create fonts tab and layout it
        QFrame *page2 = new QFrame();
        m_fontPage = addPage(page2, i18n("&Fonts"));
        m_fontPage->setIcon( KIcon( "preferences-desktop-font" ) );
        page2Layout = new QVBoxLayout(page2);
        page2Layout->setMargin(marginHint());
        page2Layout->setSpacing(spacingHint());
        // add a tree view
        QTreeView *view = new QTreeView(page2);
        view->setContextMenuPolicy(Qt::CustomContextMenu);
//.........这里部分代码省略.........