C++ Ptr::comment方法代码示例

// This can happen after openUrl returns, or directly from m_image->ref()
void KHTMLImage::notifyFinished( khtml::CachedObject *o )
{
    if ( !m_image || o != m_image )
        return;

    //const QPixmap &pix = m_image->pixmap();
    QString caption;

    KMimeType::Ptr mimeType;
    if ( !m_mimeType.isEmpty() )
        mimeType = KMimeType::mimeType(m_mimeType, KMimeType::ResolveAliases);

    if ( mimeType ) {
        if ( !m_image->suggestedTitle().isEmpty() ) {
            caption = i18n( "%1 (%2 - %3x%4 Pixels)", m_image->suggestedTitle(), mimeType->comment(), m_image->pixmap_size().width(), m_image->pixmap_size().height() );
        } else {
            caption = i18n( "%1 - %2x%3 Pixels" ,  mimeType->comment() ,
                  m_image->pixmap_size().width() ,  m_image->pixmap_size().height() );
        }
    } else {
        if ( !m_image->suggestedTitle().isEmpty() ) {
            caption = i18n( "%1 (%2x%3 Pixels)" , m_image->suggestedTitle(),  m_image->pixmap_size().width() ,  m_image->pixmap_size().height() );
        } else {
            caption = i18n( "Image - %1x%2 Pixels" ,  m_image->pixmap_size().width() ,  m_image->pixmap_size().height() );
        }
    }

    emit setWindowCaption( caption );
    emit completed();
    emit setStatusBarText(i18n("Done."));
}

void KMMimePartTreeItem::setIconAndTextForType( const QString & mime )
{
  QString mimetype = mime.lower();
  if ( mimetype.startsWith( "multipart/" ) ) {
    setText( 1, mimetype );
    setPixmap( 0, SmallIcon("folder") );
  } else if ( mimetype == "application/octet-stream" ) {
    setText( 1, i18n("Unspecified Binary Data") ); // don't show "Unknown"...
    setPixmap( 0, SmallIcon("unknown") );
  } else {
    KMimeType::Ptr mtp = KMimeType::mimeType( mimetype );
    setText( 1, (mtp && !mtp->comment().isEmpty()) ? mtp->comment() : mimetype );
    setPixmap( 0, mtp ? mtp->pixmap( KIcon::Small) : SmallIcon("unknown") );
  }
}

void KFileFilterCombo::setMimeFilter(const QStringList &types, const QString &defaultType)
{
    clear();
    filters.clear();
    QString delim = QString::fromLatin1(", ");
    d->hasAllSupportedFiles = false;

    m_allTypes = defaultType.isEmpty() && (types.count() > 1);

    QString allComments, allTypes;
    int i = 0;
    for(QStringList::ConstIterator it = types.begin(); it != types.end(); ++it, ++i)
    {
        if(m_allTypes && it != types.begin())
        {
            allComments += delim;
            allTypes += ' ';
        }

        kdDebug(kfile_area) << *it << endl;
        KMimeType::Ptr type = KMimeType::mimeType(*it);
        filters.append(type->name());
        if(m_allTypes)
        {
            allTypes += type->name();
            allComments += type->comment();
        }
        insertItem(type->comment());
        if(type->name() == defaultType)
            setCurrentItem(i);
    }

    if(m_allTypes)
    {
        if(i < 3) // show the mime-comments of at max 3 types
            insertItem(allComments, 0);
        else
        {
            insertItem(i18n("All Supported Files"), 0);
            d->hasAllSupportedFiles = true;
        }

        filters.prepend(allTypes);
    }

    d->lastFilter = currentText();
    d->isMimeFilter = true;
}

QString KFileItem::mimeComment() const
{
    const QString displayType = d->m_entry.stringValue( KIO::UDSEntry::UDS_DISPLAY_TYPE );
    if (!displayType.isEmpty())
        return displayType;

    KMimeType::Ptr mType = determineMimeType();

    bool isLocalUrl;
    KUrl url = mostLocalUrl(isLocalUrl);

    KMimeType::Ptr mime = mimeTypePtr();
    // This cannot move to kio_file (with UDS_DISPLAY_TYPE) because it needs
    // the mimetype to be determined, which is done here, and possibly delayed...
    if (isLocalUrl && mime->is("application/x-desktop")) {
        KDesktopFile cfg( url.toLocalFile() );
        QString comment = cfg.desktopGroup().readEntry( "Comment" );
        if (!comment.isEmpty())
            return comment;
    }

    QString comment = mType->comment( url );
    //kDebug() << "finding comment for " << url.url() << " : " << d->m_pMimeType->name();
    if (!comment.isEmpty())
        return comment;
    else
        return mType->name();
}

void KMimeTypeTest::testByName()
{
    KMimeType::Ptr s0 = KMimeType::mimeType("application/x-zerosize");
    QVERIFY(s0);
    QCOMPARE(s0->name(), QString::fromLatin1("application/x-zerosize"));
    QCOMPARE(s0->comment(), QString::fromLatin1("empty document"));

    KMimeType::Ptr s0Again = KMimeType::mimeType("application/x-zerosize");
    QCOMPARE(s0Again->name(), s0->name());
    QVERIFY(s0Again != s0);

    KMimeType::Ptr s1 = KMimeType::mimeType("text/plain");
    QVERIFY(s1);
    QCOMPARE(s1->name(), QString::fromLatin1("text/plain"));
    //qDebug("Comment is %s", qPrintable(s1->comment()) );

    KMimeType::Ptr krita = KMimeType::mimeType("application/x-krita");
    QVERIFY(krita);

    // Test <comment> parsing with application/rdf+xml which has the english comment after the other ones
    KMimeType::Ptr rdf = KMimeType::mimeType("application/rdf+xml");
    QVERIFY(rdf);
    QCOMPARE(rdf->comment(), QString::fromLatin1("RDF file"));

    KMimeType::Ptr bzip2 = KMimeType::mimeType("application/x-bzip2");
    QVERIFY(bzip2);
    QCOMPARE(bzip2->comment(), QString::fromLatin1("Bzip archive"));

    KMimeType::Ptr defaultMime = KMimeType::mimeType("application/octet-stream");
    QVERIFY(defaultMime);
    QVERIFY(defaultMime->isDefault());
}

void URLGrabber::matchingMimeActions(const QString& clipData)
{
    KUrl url(clipData);
    KConfigGroup cg(KGlobal::config(), "Actions");
    if(!cg.readEntry("EnableMagicMimeActions",true)) {
        //kDebug() << "skipping mime magic due to configuration";
        return;
    }
    if(!url.isValid()) {
        //kDebug() << "skipping mime magic due to invalid url";
        return;
    }
    if(url.isRelative()) {  //openinng a relative path will just not work. what path should be used?
        //kDebug() << "skipping mime magic due to relative url";
        return;
    }
    if(url.isLocalFile()) {
        if ( clipData == "//") {
            //kDebug() << "skipping mime magic due to C++ comment //";
            return;
        }
        if(!QFile::exists(url.toLocalFile())) {
            //kDebug() << "skipping mime magic due to nonexistent localfile";
            return;
        }
    }

    // try to figure out if clipData contains a filename
    KMimeType::Ptr mimetype = KMimeType::findByUrl( url, 0,
                                                    false,
                                                    true /*fast mode*/ );

    // let's see if we found some reasonable mimetype.
    // If we do we'll populate menu with actions for apps
    // that can handle that mimetype

    // first: if clipboard contents starts with http, let's assume it's "text/html".
    // That is even if we've url like "http://www.kde.org/somescript.pl", we'll
    // still treat that as html page, because determining a mimetype using kio
    // might take a long time, and i want this function to be quick!
    if ( ( clipData.startsWith( QLatin1String("http://") ) || clipData.startsWith( QLatin1String("https://") ) )
         && mimetype->name() != "text/html" )
    {
        // use a fake path to create a mimetype that corresponds to "text/html"
        mimetype = KMimeType::findByPath( "/tmp/klipper.html", 0, true /*fast mode*/ );
    }

    if ( !mimetype->isDefault() ) {
        ClipAction* action = new ClipAction( QString(), mimetype->comment() );
        KService::List lst = KMimeTypeTrader::self()->query( mimetype->name(), "Application" );
        foreach( const KService::Ptr &service, lst ) {
            QHash<QChar,QString> map;
            map.insert( 'i', "--icon " + service->icon() );
            map.insert( 'c', service->name() );

            QString exec = service->exec();
            exec = KMacroExpander::expandMacros( exec, map ).trimmed();

            action->addCommand( ClipCommand( exec, service->name(), true, service->icon() ) );
        }

//===========================================================
//
void ImportWizard::setupIntro()
{
	m_introPage = new QWidget(this);
	QVBoxLayout *vbox = new QVBoxLayout(m_introPage, KDialog::marginHint());
	
	QLabel *lblIntro = new QLabel(m_introPage);
	lblIntro->setAlignment( Qt::AlignTop | Qt::AlignLeft | Qt::WordBreak );
	QString msg;
	if (m_predefinedConnectionData) { //predefined import: server source
		msg = i18n("<qt>Database Importing wizard is about to import \"%1\" database "
		"<nobr>(connection %2)</nobr> into a Kexi database.</qt>")
			.arg(m_predefinedDatabaseName).arg(m_predefinedConnectionData->serverInfoString());
	}
	else if (!m_predefinedDatabaseName.isEmpty()) { //predefined import: file source
//! @todo this message is currently ok for files only
		KMimeType::Ptr mimeTypePtr = KMimeType::mimeType(m_predefinedMimeType);
		msg = i18n("<qt>Database Importing wizard is about to import <nobr>\"%1\"</nobr> file "
		"of type \"%2\" into a Kexi database.</qt>")
			.arg(QDir::convertSeparators(m_predefinedDatabaseName)).arg(mimeTypePtr->comment());
	}
	else {
		msg = i18n("Database Importing wizard allows you to import an existing database "
			"into a Kexi database.");
	}
	lblIntro->setText(msg+"\n\n"
		+i18n("Click \"Next\" button to continue or \"Cancel\" button to exit this wizard."));
	vbox->addWidget( lblIntro );
	addPage(m_introPage, i18n("Welcome to the Database Importing Wizard"));
}

 QString typeForContent( KMime::Content *content )
 {
   if ( !content->contentType( false ) )
     return QString();
   KMimeType::Ptr mimeType = KMimeType::mimeType( QString::fromLatin1( content->contentType()->mimeType() ) );
   if ( mimeType.isNull() )
     return QString::fromLatin1( content->contentType()->mimeType() );
   return mimeType->comment();
 }

static void printMimeTypes( const TDECmdLineArgs *args )
{
    for ( int i = 0; i < args->count(); i++ )
    {
        KURL url = args->url( i );
        KMimeType::Ptr mt = KMimeType::findByURL( url );
        cout << args->arg(i) << ": " << mt->comment().local8Bit().data() << " ("
             << mt->name().local8Bit().data() << ")" << endl;
    }
}

QString KFileItem::mimeComment()
{
 KMimeType::Ptr mType = determineMimeType();

 bool isLocalURL;
 KURL url = mostLocalURL(isLocalURL);

 QString comment = mType->comment( url, isLocalURL );
 //kdDebug() << "finding comment for " << url.url() << " : " << m_pMimeType->name() << endl;
  if (!comment.isEmpty())
    return comment;
  else
    return mType->name();
}

void RenderPartObject::slotPartLoadingErrorNotify()
{
#if APPLE_CHANGES
    // FIXME: What are we going to do for this case?
#else
    // First we need to find out the servicetype - again - this code is too duplicated !
    HTMLEmbedElementImpl *embed = 0;
    QString serviceType;
    if( element()->id()==ID_OBJECT ) {

        // check for embed child object
        HTMLObjectElementImpl *o = static_cast<HTMLObjectElementImpl *>(element());
        serviceType = o->serviceType;
        NodeImpl *child = o->firstChild();
        while ( child ) {
            if ( child->id() == ID_EMBED )
                embed = static_cast<HTMLEmbedElementImpl *>( child );

            child = child->nextSibling();
        }

    } else if( element()->id()==ID_EMBED ) {
        embed = static_cast<HTMLEmbedElementImpl *>(element());
    }
    if ( embed )
	serviceType = embed->serviceType;

    KHTMLPart *part = static_cast<KHTMLView *>(m_view)->part();
    KParts::BrowserExtension *ext = part->browserExtension();
    if( embed && !embed->pluginPage.isEmpty() && ext ) {
        // Prepare the mimetype to show in the question (comment if available, name as fallback)
        QString mimeName = serviceType;
        KMimeType::Ptr mime = KMimeType::mimeType(serviceType);
        if ( mime->name() != KMimeType::defaultMimeType() )
            mimeName = mime->comment();
        // Prepare the URL to show in the question (host only if http, to make it short)
        KURL pluginPageURL( embed->pluginPage );
        QString shortURL = pluginPageURL.protocol() == "http" ? pluginPageURL.host() : pluginPageURL.prettyURL();
        int res = KMessageBox::questionYesNo( m_view,
            i18n("No plugin found for '%1'.\nDo you want to download one from %2?").arg(mimeName).arg(shortURL),
	    i18n("Missing plugin"), QString::null, QString::null, QString("plugin-")+serviceType);
	if ( res == KMessageBox::Yes )
	{
          // Display vendor download page
          ext->createNewWindow( pluginPageURL );
	}
    }
#endif // APPLE_CHANGES
}

KoFilterChooser::KoFilterChooser(QWidget *parent, const QStringList &mimeTypes, const QString &nativeFormat, const KUrl &url)
        : KDialog(parent),
        m_mimeTypes(mimeTypes)
{
    setObjectName("kofilterchooser");
    setInitialSize(QSize(300, 350));
    setButtons(KDialog::Ok|KDialog::Cancel);
    setDefaultButton(KDialog::Ok);
    setCaption(i18n("Choose Filter"));
    setModal(true);

    QWidget *page = new QWidget(this);
    setMainWidget(page);

    QVBoxLayout *layout = new QVBoxLayout(page);
    if (url.isValid()) {
        KSqueezedTextLabel *l = new KSqueezedTextLabel(url.path(), page);
        layout->addWidget(l);
    }
    m_filterList = new QListWidget(page);
    layout->addWidget(m_filterList);
    page->setLayout(layout);

    Q_ASSERT(!m_mimeTypes.isEmpty());
    for (QStringList::ConstIterator it = m_mimeTypes.constBegin();
            it != m_mimeTypes.constEnd();
            it++) {
        KMimeType::Ptr mime = KMimeType::mimeType(*it);
        const QString name = mime ? mime->comment() : *it;
        if (! name.isEmpty())
            m_filterList->addItem(name);
    }

    if (nativeFormat == "application/x-kword") {
        const int index = m_mimeTypes.indexOf("text/plain");
        if (index > -1)
            m_filterList->setCurrentRow(index);
    }

    if (m_filterList->currentRow() == -1)
        m_filterList->setCurrentRow(0);

    m_filterList->setFocus();

    connect(m_filterList, SIGNAL(itemDoubleClicked(QListWidgetItem*)), this, SLOT(accept()));
    resize(QSize(520, 400));//.expandedTo(minimumSizeHint()));
}

void Wizard::installExtraMimes(QString baseName, QStringList globs)
{
    QString mimefile = baseName;
    mimefile.replace('/', '-');
    KMimeType::Ptr mime = KMimeType::mimeType(baseName);
    if (!mime) {
        kDebug() << "KMimeTypeTrader: mimeType " << baseName << " not found";
    } else {
        QStringList extensions = mime->patterns();
        QString comment = mime->comment();
        foreach(const QString &glob, globs) {
            if (!extensions.contains(glob)) extensions << glob;
        }
        kDebug() << "EXTS: " << extensions;
        QString packageFileName = KStandardDirs::locateLocal("xdgdata-mime", "packages/" + mimefile + ".xml");
        kDebug() << "INSTALLING NEW MIME TO: " << packageFileName;
        QFile packageFile(packageFileName);
        if (!packageFile.open(QIODevice::WriteOnly)) {
            kError() << "Couldn't open" << packageFileName << "for writing";
            return;
        }
        QXmlStreamWriter writer(&packageFile);
        writer.setAutoFormatting(true);
        writer.writeStartDocument();

        const QString nsUri = "http://www.freedesktop.org/standards/shared-mime-info";
        writer.writeDefaultNamespace(nsUri);
        writer.writeStartElement("mime-info");
        writer.writeStartElement(nsUri, "mime-type");
        writer.writeAttribute("type", baseName);

        if (!comment.isEmpty()) {
            writer.writeStartElement(nsUri, "comment");
            writer.writeCharacters(comment);
            writer.writeEndElement(); // comment
        }

        foreach(const QString& pattern, extensions) {
            writer.writeStartElement(nsUri, "glob");
            writer.writeAttribute("pattern", pattern);
            writer.writeEndElement(); // glob
        }

        writer.writeEndElement(); // mime-info
        writer.writeEndElement(); // mime-type
        writer.writeEndDocument();
    }

static KIO::CopyJob *chooseAndPaste(const KURL &u, QMimeSource *data, const QValueVector< QCString > &formats, const QString &text, QWidget *widget,
                                    bool clipboard)
{
    QStringList formatLabels;
    for(uint i = 0; i < formats.size(); ++i)
    {
        const QCString &fmt = formats[i];
        KMimeType::Ptr mime = KMimeType::mimeType(fmt);
        if(mime != KMimeType::defaultMimeTypePtr())
            formatLabels.append(i18n("%1 (%2)").arg(mime->comment()).arg(fmt));
        else
            formatLabels.append(fmt);
    }

    QString dialogText(text);
    if(dialogText.isEmpty())
        dialogText = i18n("Filename for clipboard content:");
    KIO::PasteDialog dlg(QString::null, dialogText, QString::null, formatLabels, widget, clipboard);

    if(dlg.exec() != KDialogBase::Accepted)
        return 0;

    if(clipboard && dlg.clipboardChanged())
    {
        KMessageBox::sorry(widget, i18n("The clipboard has changed since you used 'paste': "
                                        "the chosen data format is no longer applicable. "
                                        "Please copy again what you wanted to paste."));
        return 0;
    }

    const QString result = dlg.lineEditText();
    const QCString chosenFormat = formats[dlg.comboItem()];

    kdDebug() << " result=" << result << " chosenFormat=" << chosenFormat << endl;
    KURL new_url(u);
    new_url.addPath(result);
    // if "data" came from QClipboard, then it was deleted already - by a nice 0-seconds timer
    // In that case, get it again. Let's hope the user didn't copy something else meanwhile :/
    if(clipboard)
    {
        data = QApplication::clipboard()->data();
    }
    const QByteArray ba = data->encodedData(chosenFormat);
    return pasteDataAsyncTo(new_url, ba);
}

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;
}