C++ List::isEmpty方法代码示例

void KFileDetailView::contentsDropEvent( TQDropEvent *e )
{
    d->dropItem = 0;
    d->autoOpenTimer.stop();

    if ( ! acceptDrag( e ) ) { // can we decode this ?
        e->ignore();            // No
        return;
    }
    e->acceptAction();     // Yes

    KFileListViewItem *item = dynamic_cast<KFileListViewItem*>(itemAt( contentsToViewport( e->pos() ) ));
    KFileItem * fileItem = 0;
    if (item)
        fileItem = item->fileInfo();

    emit dropped(e, fileItem);

    KURL::List urls;
    if (KURLDrag::decode( e, urls ) && !urls.isEmpty())
    {
        emit dropped(e, urls, fileItem ? fileItem->url() : KURL());
        sig->dropURLs(fileItem, e, urls);
    }
}

void k2send::dropEvent(QDropEvent *event)
{
    KURL::List urls;
    if (KURLDrag::decode(event, urls) && !urls.isEmpty())
    {
        const KURL &url = urls.first();
        load(url);
    }
}

int K3bDataUrlAddingDialog::addUrls( const KURL::List& urls,
				     K3bDirItem* dir,
				     QWidget* parent )
{
  if( urls.isEmpty() )
    return 0;

  //
  // A common mistake by beginners is to try to burn an iso image
  // with a data project. Let's warn them
  //
  if( urls.count() == 1 ) {
    K3bIso9660 isoF( urls.first().path() );
    if( isoF.open() ) {
     if( KMessageBox::warningYesNo( parent,
				    i18n("<p>The file you are about to add to the project is an ISO9660 image. As such "
					 "it can be burned to a medium directly since it already contains a file "
					 "system.<br>"
					 "Are you sure you want to add this file to the project?"),
				    i18n("Adding image file to project"),
				    i18n("Add the file to the project"),
				    i18n("Burn the image directly") ) == KMessageBox::No ) {
       // very rough dvd image size test
       if( K3b::filesize( urls.first() ) > 1000*1024*1024 )
	 k3bappcore->k3bMainWindow()->slotWriteDvdIsoImage( urls.first() );
       else
	 k3bappcore->k3bMainWindow()->slotWriteCdImage( urls.first() );
       return 0;
     }
    }
  }

  K3bDataUrlAddingDialog dlg( dir->doc(), parent );
  dlg.m_urls = urls;
  for( KURL::List::ConstIterator it = urls.begin(); it != urls.end(); ++it )
    dlg.m_urlQueue.append( qMakePair( K3b::convertToLocalUrl(*it), dir ) );

  dlg.slotAddUrls();
  int ret = QDialog::Accepted;
  if( !dlg.m_urlQueue.isEmpty() ) {
    dlg.m_dirSizeJob->setUrls( urls );
    dlg.m_dirSizeJob->setFollowSymlinks( dir->doc()->isoOptions().followSymbolicLinks() );
    dlg.m_dirSizeJob->start();
    ret = dlg.exec();
  }

  // make sure the dir size job is finished
  dlg.m_dirSizeJob->cancel();
  K3bSignalWaiter::waitForJob( dlg.m_dirSizeJob );

  QString message = dlg.resultMessage();
  if( !message.isEmpty() )
    KMessageBox::detailedSorry( parent, i18n("Problems while adding files to the project."), message );

  return ret;
}

/** No descriptions */
void ProjectNewLocal::slotAddFiles()
{
  QExtFileInfo::createDir(baseURL, this);
  KURL::List list = KFileDialog::getOpenURLs(
    baseURL.url(),  i18n("*"), this, i18n("Insert Files in Project"));

  if ( !list.isEmpty() )
  {
    KURL u = list.first();

    u = QExtFileInfo::toRelative( u, baseURL, false );

    if ( u.path().startsWith("..") || u.path().startsWith("/"))
    {
      KURLRequesterDlg *urlRequesterDlg = new KURLRequesterDlg( baseURL.prettyURL(), this, "");
      urlRequesterDlg->setCaption(i18n("Files: Copy to Project"));
      urlRequesterDlg->urlRequester()->setMode( KFile::Directory | KFile::ExistingOnly);
      urlRequesterDlg->exec();
      KURL destination = urlRequesterDlg->selectedURL();
      delete urlRequesterDlg;

      if ( !destination.isEmpty())
      {
        CopyTo *dlg = new CopyTo( baseURL);
        connect(dlg, SIGNAL(addFilesToProject(const KURL::List&)),
                     SLOT  (slotInsertFilesAfterCopying(const KURL::List&)));
        connect(dlg, SIGNAL(deleteDialog(CopyTo *)),
                     SLOT  (slotDeleteCopyToDialog(CopyTo *)));
        list = dlg->copy( list, destination );
        return;
      } else
      {
        return;
      }
    }

    progressBar->setTotalSteps(list.count() - 1);
    progressBar->setTextEnabled(true);
    for (uint i = 0; i < list.count(); i++)
    {
       list[i] = QExtFileInfo::toRelative(list[i], baseURL, false);
       if (!fileList.contains(list[i]))
       {
         fileList.append(list[i]);
         QListViewItem *it = listView->addItem(list[i], KFileItem(KFileItem::Unknown, KFileItem::Unknown, KURL()));
         if (it)  it->setSelected(true);
         progressBar->setValue(i);
       }
    }
    progressBar->setTotalSteps(1);
    progressBar->setValue(0);
    progressBar->setTextEnabled(false);
  }
}

// the group item itself will be removed automatically,
// when the last child is removed
void KonqSidebarHistoryGroupItem::remove()
{
    KURL::List list;
    KonqSidebarHistoryItem *child = static_cast<KonqSidebarHistoryItem*>( firstChild() );
    while( child ) {
	list.append( child->externalURL() );
	child = static_cast<KonqSidebarHistoryItem*>( child->nextSibling() );
    }

    if ( !list.isEmpty() )
	KonqHistoryManager::kself()->emitRemoveFromHistory( list );
}

void TopLevel::dropEvent( QDropEvent * event)
{

  KURL::List list;

  if (KURLDrag::decode(event, list) && !list.isEmpty())
  {
    // Load the first file in this window
    const KURL &url = list.first();
    openNetFile( url );
  }
}

void PlaylistWindow::playAudioCD() //SLOT
{
    KURL::List urls;
    if (EngineController::engine()->getAudioCDContents(QString::null, urls)) {
        if (!urls.isEmpty()) {
            Playlist::instance()->insertMedia(urls, Playlist::Replace);
        }
    } else { // Default behaviour
        m_browsers->showBrowser( "FileBrowser" );
        FileBrowser *fb = static_cast<FileBrowser *>( m_browsers->browser("FileBrowser") );
        fb->setUrl( KURL("audiocd:/Wav/") );
    }
}

void K2sendPlayList::insertDroppedEvent(QDropEvent *event, QListViewItem *p, QListViewItem *after)
{
    KURL::List urls;
    if (KURLDrag::decode(event, urls) && !urls.isEmpty()){
        KURL::List::iterator it;
        for ( it = urls.begin(); it != urls.end(); ++it ){
            if ((*it).isLocalFile()){
                add((*it).path(),(K2sendPlayListItem*)after);
            }
        }
    }
    QString msg = QString("%1 Files").arg(this->childCount());
    emit signalChangeStatusbar(msg);
}

void BookmarksListBox::dropEvent( QDropEvent *event )
{
    KURL::List urls;
    if (KURLDrag::decode(event, urls) && !urls.isEmpty()) {
        KBookmarkManager* manager = DolphinSettings::instance().bookmarkManager();
        KBookmarkGroup root = manager->root();

        KURL::List::iterator it;
        for(it=urls.begin(); it!=urls.end(); ++it) {
            root.addBookmark(manager, (*it).fileName(), (*it), "", false);
	}
	manager->emitChanged(root);
    }
}

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);
}

QDragObject *KURLBarListBox::dragObject()
{
    KURL::List urls;
    KURLBarItem *item = static_cast< KURLBarItem * >(firstItem());

    while(item)
    {
        if(item->isSelected())
            urls.append(item->url());
        item = static_cast< KURLBarItem * >(item->next());
    }

    if(!urls.isEmpty()) // ### use custom drag-object with description etc.?
        return new KURLDrag(urls, this, "urlbar drag");

    return 0L;
}

void Korrent::dropEvent(QDropEvent *event)
{
    // this is a very simplistic implementation of a drop event.  we
    // will only accept a dropped URL.  the Qt dnd code can do *much*
    // much more, so please read the docs there
    KURL::List urls;

    // see if we can decode a URI.. if not, just ignore it
    if (KURLDrag::decode(event, urls) && !urls.isEmpty())
    {
        // okay, we have a URI.. process it
        const KURL &url = urls.first();

        // load in the file
        load(url);
    }
}

void Kooka::dropEvent(QDropEvent *event)
{
    // this is a very simplistic implementation of a drop event.  we
    // will only accept a dropped URL.  the Qt dnd code can do *much*
    // much more, so please read the docs there
    KURL::List uri;

    // see if we can decode a URI.. if not, just ignore it
    if (KURLDrag::decode(event, uri) && !uri.isEmpty())
    {
        // okay, we have a URI.. process it
        const KURL &url = uri.first();
	kdDebug(29000) << "Importing URI " << url.url() << endl;

        // TODO: Do something with url
        // Waba: See also setAcceptDrops() above
    }
}

QDragObject* K3bDataFileView::dragObject()
{
  QPtrList<QListViewItem> selectedViewItems = selectedItems();
  KURL::List urls;
  for( QPtrListIterator<QListViewItem> it( selectedViewItems ); it.current(); ++it ) {
    K3bDataViewItem* dataViewItem = dynamic_cast<K3bDataViewItem*>( it.current() );
    if( dataViewItem ) {
      urls.append( KURL::fromPathOrURL(dataViewItem->dataItem()->localPath()) );
    }
    else
      kdDebug() << "no dataviewitem" << endl;
  }

  if( urls.isEmpty() )
    return 0;

  return KURLDrag::newDrag( urls, viewport() );
}

KURL::List MediaDirNotify::toMediaURLList(const KURL::List &list)
{
	KURL::List new_list;

	KURL::List::const_iterator it = list.begin();
	KURL::List::const_iterator end = list.end();

	for (; it!=end; ++it)
	{
		KURL::List urls = toMediaURL(*it);

		if (!urls.isEmpty())
		{
			new_list += urls;
		}
	}

	return new_list;
}