C++ KUrl::isLocalFile方法代码示例

AudioPreview::AudioPreview( QWidget *parent, const KUrl &url, const QString &mimeType)
  : KVBox( parent )
{
  m_isTempFile = false;
  pic = 0;
  m_player = 0L;
  description = 0;
  setSpacing( 0 );
  if( url.isValid() && url.isLocalFile() ) {
    m_localFile = url.toLocalFile();
    pic = new QLabel(this);
    pic->setPixmap(KIO::pixmapForUrl( url ));
    pic->adjustSize();
    initView( mimeType );
  } else if( !url.isLocalFile() ) {
    KUrlLabel *label = new KUrlLabel( this );
    label->setText(i18n("This audio file is not stored\non the local host.\nClick on this label to load it.\n" ) );
    label->setUrl( url.prettyUrl() );
    connect(label, SIGNAL(leftClickedUrl(const QString&)), SLOT(downloadFile(const QString&)));
    pic = label;
  } else {
    description = new QLabel(this );
    description->setText(i18n("Unable to load audio file") );
  }
}

void KexiBlobTableEdit::handleInsertFromFileAction(const KUrl& url)
{
    if (isReadOnly())
        return;

    QString fileName(url.isLocalFile() ? url.toLocalFile() : url.prettyUrl());

    //! @todo download the file if remote, then set fileName properly
    QFile f(fileName);
    if (!f.open(IO_ReadOnly)) {
        //! @todo err msg
        return;
    }
    QByteArray ba = f.readAll();
    if (f.error() != QFile::NoError) {
        //! @todo err msg
        f.close();
        return;
    }
    f.close();
// m_valueMimeType = KImageIO::mimeType( fileName );
    setValueInternal(ba, true);
    signalEditRequested();
    //emit acceptRequested();
}

BreadcrumbSiblingList
FileBrowser::Private::siblingsForDir( const KUrl &path )
{
    BreadcrumbSiblingList siblings;
    if( path.protocol() == "places" )
    {
        for( int i = 0; i < placesModel->rowCount(); i++ )
        {
            QModelIndex idx = placesModel->index( i, 0 );

            QString name = idx.data( Qt::DisplayRole ).toString();
            QString url = idx.data( KFilePlacesModel::UrlRole ).toString();
            if( url.isEmpty() )
                // the place perhaps needs mounting, use places url instead
                url = placesString + name;
            siblings << BreadcrumbSibling( idx.data( Qt::DecorationRole ).value<QIcon>(),
                                           name, url );
        }
    }
    else if( path.isLocalFile() )
    {
        QDir dir( path.toLocalFile() );
        dir.cdUp();
        foreach( const QString &item, dir.entryList( QDir::Dirs | QDir::NoDotAndDotDot ) )
        {
            siblings << BreadcrumbSibling( KIcon( "folder-amarok" ), item,
                                           dir.absoluteFilePath( item ) );
        }
    }

void K3b::MovixDoc::addUrlsAt( const KUrl::List& urls, int pos )
{
    QList<K3b::MovixFileItem*> items;

    for( KUrl::List::ConstIterator it = urls.begin(); it != urls.end(); ++it ) {
        KUrl url = K3b::convertToLocalUrl( *it );

        QFileInfo f( url.toLocalFile() );
        if( !f.isFile() || !url.isLocalFile() )
            continue;

        QString newName = f.fileName();

        bool ok = true;
        while( ok && nameAlreadyInDir( newName, root() ) ) {
            newName = KInputDialog::getText( i18n("Enter New Filename"),
                                             i18n("A file with that name already exists. Please enter a new name:"),
                                             newName, &ok, view() );
        }

        if( ok ) {
            MovixFileItem* newItem = new MovixFileItem( f.absoluteFilePath(), *this, newName );
            root()->addDataItem( newItem );
            items.append( newItem );
        }
    }

    addMovixItems( items, pos );
}

void AsyncFileTester::checkIfFolder(const QModelIndex &index, QObject *object, const char *method)
{
    if (!index.isValid()) {
        callResultMethod(object, method, index, false);
        return;
    }

    KFileItem item = static_cast<const ProxyModel*>(index.model())->itemForIndex(index);
    KUrl url = item.targetUrl();
    
    if (item.isDir()) {
        callResultMethod(object, method, index, true);
        return;
    }
    
    if (item.isDesktopFile()) {
        // Check if the desktop file is a link to a local folder
        KDesktopFile file(url.path());
        if (file.readType() == "Link") {
            url = file.readUrl();
            if (url.isLocalFile()) {
                KFileItem destItem(KFileItem::Unknown, KFileItem::Unknown, url);
                callResultMethod(object, method, index, destItem.isDir());
                return;
            }
            
            if (KProtocolInfo::protocolClass(url.protocol()) == QString(":local")) {
                AsyncFileTester *tester = new AsyncFileTester(index, object, method);
                tester->delayedFolderCheck(url);
                return;
            }
        }
    }
    callResultMethod(object, method, index, false);
}

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);
    }

void KFileItem::setUDSEntry( const KIO::UDSEntry& _entry, const KUrl& _url,
                             bool _delayedMimeTypes, bool _urlIsDirectory )
{
    d->m_entry = _entry;
    d->m_url = _url;
    d->m_strName.clear();
    d->m_strText.clear();
    d->m_iconName.clear();
    d->m_strLowerCaseName.clear();
    d->m_pMimeType = 0;
    d->m_fileMode = KFileItem::Unknown;
    d->m_permissions = KFileItem::Unknown;
    d->m_bMarked = false;
    d->m_bLink = false;
    d->m_bIsLocalUrl = _url.isLocalFile();
    d->m_bMimeTypeKnown = false;
    d->m_hidden = KFileItemPrivate::Auto;
    d->m_guessedMimeType.clear();
    d->m_metaInfo = KFileMetaInfo();
    d->m_delayedMimeTypes = _delayedMimeTypes;
    d->m_useIconNameCache = false;

    d->readUDSEntry( _urlIsDirectory );
    d->init();
}

RKLoadAgent::RKLoadAgent (const KUrl &url, bool merge) {
	RK_TRACE (APP);
	RKWardMainWindow::getMain ()->slotSetStatusBarText (i18n ("Loading Workspace ..."));

	QString filename;
	if (!url.isLocalFile ()) {
		KIO::NetAccess::download (url, tmpfile, RKWardMainWindow::getMain ());
		filename = tmpfile;
	} else {
		filename = url.toLocalFile ();
	}
	

	RCommand *command;
	
	if (!merge) {
		RKWardMainWindow::getMain ()->slotCloseAllWindows ();
		command = new RCommand ("remove (list=ls (all.names=TRUE))", RCommand::App | RCommand::ObjectListUpdate);
		RKGlobals::rInterface ()->issueCommand (command);
	}

	command = new RCommand ("load (\"" + filename + "\")", RCommand::App | RCommand::ObjectListUpdate, QString::null, this, WORKSPACE_LOAD_COMMAND);
	RKGlobals::rInterface ()->issueCommand (command);

	RKWorkplace::mainWorkplace ()->setWorkspaceURL (url);
}

QString PixmapEdit::selectPixmapFileName()
{
    /*#ifdef PURE_QT
      QString url = QFileDialog::getOpenFileName();
      if (!url.isEmpty()) {
        m_edit->setPixmap(QPixmap(url));
        emit valueChanged(this);
      }
    #endif*/
    const QString caption(i18n("Insert Image From File (for \"%1\" property)", m_property->caption()));
    /*KDE4:
    #ifdef Q_WS_WIN
      QString recentDir;
      QString fileName = Q3FileDialog::getOpenFileName(
        KFileDialog::getStartURL(":lastVisitedImagePath", recentDir).path(),
        convertKFileDialogFilterToQFileDialogFilter(KImageIO::pattern(KImageIO::Reading)),
        this, 0, caption);
    #else*/
    const KUrl url(KFileDialog::getImageOpenUrl(
                 KUrl(":lastVisitedImagePath"), this, caption));
    QString fileName = url.isLocalFile() ? url.toLocalFile() : url.prettyUrl();

    //! @todo download the file if remote, then set fileName properly
//#endif
    return fileName;
}

bool NetAccess::exists( const KUrl & url, StatSide side, QWidget* window )
{
  if ( url.isLocalFile() )
    return QFile::exists( url.toLocalFile() );
  NetAccess kioNet;
  return kioNet.statInternal( url, 0 /*no details*/, side, window );
}

bool NetAccess::download(const KUrl& u, QString & target, QWidget* window)
{
  if (u.isLocalFile()) {
    // file protocol. We do not need the network
    target = u.toLocalFile();
    bool accessible = KStandardDirs::checkAccess(target, R_OK);
    if(!accessible)
    {
        if(!lastErrorMsg)
            lastErrorMsg = new QString;
        *lastErrorMsg = i18n("File '%1' is not readable", target);
        lastErrorCode = ERR_COULD_NOT_READ;
    }
    return accessible;
  }

  if (target.isEmpty())
  {
      KTemporaryFile tmpFile;
      tmpFile.setAutoRemove(false);
      tmpFile.open();
      target = tmpFile.fileName();
      if (!tmpfiles)
          tmpfiles = new QStringList;
      tmpfiles->append(target);
  }

  NetAccess kioNet;
  KUrl dest;
  dest.setPath( target );
  return kioNet.filecopyInternal( u, dest, -1, KIO::Overwrite, window, false /*copy*/);
}

bool KTCLI::load(const KUrl & url)
{
	QDir dir(url.toLocalFile());
	if (dir.exists() && dir.exists("torrent") && dir.exists("stats"))
	{
		// Load existing torrent
		if (loadFromDir(dir.absolutePath()))
		{
			tc->start();
			connect(&timer,SIGNAL(timeout()),this,SLOT(update()));
			timer.start(250);
			return true;
		}
	}
	else if (url.isLocalFile())
	{
		QString path = url.toLocalFile();
		if (loadFromFile(path))
		{
			tc->start();
			connect(&timer,SIGNAL(timeout()),this,SLOT(update()));
			timer.start(250);
			return true;
		}
	}
	else
	{
		Out(SYS_GEN|LOG_IMPORTANT) << "Non local files not supported" << endl;
	}
	
	return false;
}

 KFileItemPrivate(const KIO::UDSEntry& entry,
                  mode_t mode, mode_t permissions,
                  const KUrl& itemOrDirUrl,
                  bool urlIsDirectory,
                  bool delayedMimeTypes)
     : m_entry( entry ),
       m_url(itemOrDirUrl),
       m_strName(),
       m_strText(),
       m_iconName(),
       m_strLowerCaseName(),
       m_pMimeType( 0 ),
       m_fileMode( mode ),
       m_permissions( permissions ),
       m_bMarked( false ),
       m_bLink( false ),
       m_bIsLocalUrl(itemOrDirUrl.isLocalFile()),
       m_bMimeTypeKnown( false ),
       m_delayedMimeTypes( delayedMimeTypes ),
       m_useIconNameCache(false),
       m_hidden( Auto )
 {
     if (entry.count() != 0) {
         readUDSEntry( urlIsDirectory );
     } else {
         Q_ASSERT(!urlIsDirectory);
         m_strName = itemOrDirUrl.fileName();
         m_strText = KIO::decodeFileName( m_strName );
     }
     init();
 }

    void Core::loadSilently(const KUrl& url, const QString& group)
    {
        if (url.protocol() == "magnet")
        {
            MagnetLinkLoadOptions options;
            options.silently = true;
            options.group = group;
            load(bt::MagnetLink(url.prettyUrl()), options);
        }
        else if (url.isLocalFile())
        {
            QString path = url.toLocalFile();
            QString dir = locationHint(group);

            if (dir != QString::null)
                loadFromFile(path, dir, group, true);
        }
        else
        {
            // download to a random file in tmp
            KIO::Job* j = KIO::storedGet(url);
            connect(j, SIGNAL(result(KJob*)), this, SLOT(downloadFinishedSilently(KJob*)));
            if (!group.isNull())
                add_to_groups.insert(url, group);
        }
    }

QString KUrlNavigator::Private::firstButtonText() const
{
    QString text;

    // The first URL navigator button should get the name of the
    // place instead of the directory name
    if ((m_placesSelector != 0) && !m_showFullPath) {
        const KUrl placeUrl = m_placesSelector->selectedPlaceUrl();
        text = m_placesSelector->selectedPlaceText();
    }

    if (text.isEmpty()) {
        const KUrl currentUrl = q->locationUrl();
        if (currentUrl.isLocalFile()) {
            text = m_showFullPath ? QLatin1String("/") : i18n("Custom Path");
        } else {
            text = currentUrl.protocol() + QLatin1Char(':');
            if (!currentUrl.host().isEmpty()) {
                text += QLatin1Char(' ') + currentUrl.host();
            }
        }
    }

    return text;
}