コード例 #1
0
ファイル: kwikdisk.cpp プロジェクト: Fat-Zer/tdeutils
void KwikDisk::updateDFDone()
{
   kdDebug() << k_funcinfo << endl;

   m_readingDF = FALSE;
   m_dirty     = FALSE;

   contextMenu()->clear();
   contextMenu()->insertTitle(KSystemTray::loadIcon("kdf"), i18n("KwikDisk"));

   int itemNo = 0;
   for( DiskEntry *disk = m_diskList.first(); disk != 0; disk = m_diskList.next() )
   {
      // FIXME: tool tips are unused atm
      TQString toolTipText = i18n("%1 (%2) %3 on %4")
         .arg( disk->mounted() ? i18n("Unmount") : i18n("Mount"))
         .arg(disk->fsType()).arg(disk->deviceName()).arg(disk->mountPoint());

      TQString entryName = disk->mountPoint();
      if( disk->mounted() )
      {
         entryName += TQString("\t\t\t[%1]").arg(disk->prettyKBAvail());
      }
      int id = contextMenu()->insertItem("", this, TQT_SLOT(toggleMount(int)) );
      contextMenu()->setItemParameter(id, itemNo);
      itemNo++;

      TQPixmap *pix = new TQPixmap(KSystemTray::loadIcon(disk->iconName()));

      if( getuid() !=0 && disk->mountOptions().find("user",0, false) == -1 )
      {
         //
         // Special root icon, normal user cant mount.
         //
         // 2000-01-23 Espen Sand
         // Careful here: If the mask has not been defined we can
         // not use TQPixmap::mask() because it returns 0 => segfault
         //
         if( pix->mask() != 0 )
         {
            TQBitmap *bm = new TQBitmap(*(pix->mask()));
            if( bm != 0 )
            {
               TQPainter qp( bm );
               qp.setPen(TQPen(white,1));
               qp.drawRect(0,0,bm->width(),bm->height());
               qp.end();
               pix->setMask(*bm);
            }
            TQPainter qp( pix );
            qp.setPen(TQPen(red,1));
            qp.drawRect(0,0,pix->width(),pix->height());
            qp.end();
         }
         contextMenu()->disconnectItem(id,disk,TQT_SLOT(toggleMount()));
         toolTipText = i18n("You must login as root to mount this disk");
      }

      contextMenu()->changeItem(*pix,entryName,id);
   }

   contextMenu()->insertSeparator();

   contextMenu()->insertItem(
      KSystemTray::loadIcon("kdf"),
      i18n("&Start KDiskFree"), this, TQT_SLOT(startKDF()),0);

   contextMenu()->insertItem(
      KSystemTray::loadIcon("configure"),
      i18n("&Configure KwikDisk..."), this, TQT_SLOT(changeSettings()),0);

   contextMenu()->insertItem(
      KSystemTray::loadIcon("help"),
      KStdGuiItem::help().text(), this, TQT_SLOT(invokeHelp()),0);

   contextMenu()->insertSeparator();

   contextMenu()->insertItem(
      KSystemTray::loadIcon("exit"),
      KStdGuiItem::quit().text(), this, TQT_SIGNAL(quitSelected()) );
}
コード例 #2
0
ファイル: thumbnail.cpp プロジェクト: Fat-Zer/tdebase
void ThumbnailProtocol::get(const KURL &url)
{
    m_mimeType = metaData("mimeType");
    kdDebug(7115) << "Wanting MIME Type:" << m_mimeType << endl;
#ifdef THUMBNAIL_HACK
    // ### HACK
    bool direct=false;
    if (m_mimeType.isEmpty())
    {
        kdDebug(7115) << "PATH: " << url.path() << endl;
        TQFileInfo info(url.path());
        if (info.isDir())
        {
            // We cannot process a directory
            error(TDEIO::ERR_IS_DIRECTORY,url.path());
            return;
        }
        else if (!info.exists())
        {
            // The file does not exist
            error(TDEIO::ERR_DOES_NOT_EXIST,url.path());
            return;
        }
        else if (!info.isReadable())
        {
            // The file is not readable!
            error(TDEIO::ERR_COULD_NOT_READ,url.path());
            return;
        }
        m_mimeType = KMimeType::findByURL(url)->name();
        kdDebug(7115) << "Guessing MIME Type:" << m_mimeType << endl;
        direct=true; // thumbnail: was probably called from Konqueror
    }
#endif

    if (m_mimeType.isEmpty())
    {
        error(TDEIO::ERR_INTERNAL, i18n("No MIME Type specified."));
        return;
    }

    m_width = metaData("width").toInt();
    m_height = metaData("height").toInt();
    int iconSize = metaData("iconSize").toInt();

    if (m_width < 0 || m_height < 0)
    {
        error(TDEIO::ERR_INTERNAL, i18n("No or invalid size specified."));
        return;
    }
#ifdef THUMBNAIL_HACK
    else if (!m_width || !m_height)
    {
        kdDebug(7115) << "Guessing height, width, icon size!" << endl;
        m_width=128;
        m_height=128;
        iconSize=128;
    }
#endif

    if (!iconSize)
        iconSize = TDEGlobal::iconLoader()->currentSize(TDEIcon::Desktop);
    if (iconSize != m_iconSize)
        m_iconDict.clear();
    m_iconSize = iconSize;

    m_iconAlpha = metaData("iconAlpha").toInt();
    if (m_iconAlpha)
        m_iconAlpha = (m_iconAlpha << 24) | 0xffffff;

    TQImage img;

    TDEConfigGroup group( TDEGlobal::config(), "PreviewSettings" );

    
    // ### KFMI
    bool kfmiThumb = false;
    if (group.readBoolEntry( "UseFileThumbnails", true )) {
        KService::Ptr service =
            KServiceTypeProfile::preferredService( m_mimeType, "KFilePlugin");

        if ( service && service->isValid() && /*url.isLocalFile() && */
            service->property("SupportsThumbnail").toBool())
        {
            KFileMetaInfo info(url.path(), m_mimeType, KFileMetaInfo::Thumbnail);
            if (info.isValid())
            {
                KFileMetaInfoItem item = info.item(KFileMimeTypeInfo::Thumbnail);
                if (item.isValid() && item.value().type() == TQVariant::Image)
                {
                    img = item.value().toImage();
                    kdDebug(7115) << "using KFMI for the thumbnail\n";
                    kfmiThumb = true;
                }
            }
        }
    }
    ThumbCreator::Flags flags = ThumbCreator::None;

    if (!kfmiThumb)
    {
        kdDebug(7115) << "using thumb creator for the thumbnail\n";
        TQString plugin = metaData("plugin");
#ifdef THUMBNAIL_HACK
        if (plugin.isEmpty())
        {
            TDETrader::OfferList plugins = TDETrader::self()->query("ThumbCreator");
            TQMap<TQString, KService::Ptr> mimeMap;
    
            for (TDETrader::OfferList::ConstIterator it = plugins.begin(); it != plugins.end(); ++it)
            {
                TQStringList mimeTypes = (*it)->property("MimeTypes").toStringList();
                for (TQStringList::ConstIterator mt = mimeTypes.begin(); mt != mimeTypes.end(); ++mt)
                {
                    if  ((*mt)==m_mimeType)
                    {
                        plugin=(*it)->library();
                        break;
                    }
                }
                if (!plugin.isEmpty())
                    break;
            }
        }
        kdDebug(7115) << "Guess plugin: " << plugin << endl;
#endif
        if (plugin.isEmpty())
        {
            error(TDEIO::ERR_INTERNAL, i18n("No plugin specified."));
            return;
        }
        
        ThumbCreator *creator = m_creators[plugin];
        if (!creator)
        {
            // Don't use KLibFactory here, this is not a TQObject and
            // neither is ThumbCreator
            KLibrary *library = KLibLoader::self()->library(TQFile::encodeName(plugin));
            if (library)
            {
                newCreator create = (newCreator)library->symbol("new_creator");
                if (create)
                    creator = create();
            }
            if (!creator)
            {
                error(TDEIO::ERR_INTERNAL, i18n("Cannot load ThumbCreator %1").arg(plugin));
                return;
            }
            m_creators.insert(plugin, creator);
        }

        if (!creator->create(url.path(), m_width, m_height, img))
        {
            error(TDEIO::ERR_INTERNAL, i18n("Cannot create thumbnail for %1").arg(url.path()));
            return;
        }
        flags = creator->flags();
    }

    if (img.width() > m_width || img.height() > m_height)
    {
        double imgRatio = (double)img.height() / (double)img.width();
        if (imgRatio > (double)m_height / (double)m_width)
            img = img.smoothScale( int(TQMAX((double)m_height / imgRatio, 1)), m_height);
        else
            img = img.smoothScale(m_width, int(TQMAX((double)m_width * imgRatio, 1)));
    }

// ### FIXME
#ifndef USE_KINSTANCE
    if (flags & ThumbCreator::DrawFrame)
    {
        TQPixmap pix;
        pix.convertFromImage(img);
        int x2 = pix.width() - 1;
        int y2 = pix.height() - 1;
        // paint a black rectangle around the "page"
        TQPainter p;
        p.begin( &pix );
        p.setPen( TQColor( 48, 48, 48 ));
        p.drawLine( x2, 0, x2, y2 );
        p.drawLine( 0, y2, x2, y2 );
        p.setPen( TQColor( 215, 215, 215 ));
        p.drawLine( 0, 0, x2, 0 );
        p.drawLine( 0, 0, 0, y2 );
        p.end();

        const TQBitmap *mask = pix.mask();
        if ( mask ) // need to update it so we can see the frame
        {
            TQBitmap bitmap( *mask );
            TQPainter painter;
            painter.begin( &bitmap );
            painter.drawLine( x2, 0, x2, y2 );
            painter.drawLine( 0, y2, x2, y2 );
            painter.drawLine( 0, 0, x2, 0 );
            painter.drawLine( 0, 0, 0, y2 );
            painter.end();

            pix.setMask( bitmap );
        }

        img = pix.convertToImage();
    }
#endif

    if ((flags & ThumbCreator::BlendIcon) && TDEGlobal::iconLoader()->alphaBlending(TDEIcon::Desktop))
    {
        // blending the mimetype icon in
        TQImage icon = getIcon();

        int x = img.width() - icon.width() - 4;
        x = TQMAX( x, 0 );
        int y = img.height() - icon.height() - 6;
        y = TQMAX( y, 0 );
        KImageEffect::blendOnLower( x, y, icon, img );
    }

    if (img.isNull())
    {
        error(TDEIO::ERR_INTERNAL, i18n("Failed to create a thumbnail."));
        return;
    }

    const TQString shmid = metaData("shmid");
    if (shmid.isEmpty())
    {
#ifdef THUMBNAIL_HACK
        if (direct)
        {
            // If thumbnail was called directly from Konqueror, then the image needs to be raw
            //kdDebug(7115) << "RAW IMAGE TO STREAM" << endl;
            TQBuffer buf;
            if (!buf.open(IO_WriteOnly))
            {
                error(TDEIO::ERR_INTERNAL, i18n("Could not write image."));
                return;
            }
            img.save(&buf,"PNG");
            buf.close();
            data(buf.buffer());
        }
        else
#endif
        {
            TQByteArray imgData;
            TQDataStream stream( imgData, IO_WriteOnly );
            //kdDebug(7115) << "IMAGE TO STREAM" << endl;
            stream << img;
            data(imgData);
        }
    }
    else
    {
        TQByteArray imgData;
        TQDataStream stream( imgData, IO_WriteOnly );
        //kdDebug(7115) << "IMAGE TO SHMID" << endl;
        void *shmaddr = shmat(shmid.toInt(), 0, 0);
        if (shmaddr == (void *)-1)
        {
            error(TDEIO::ERR_INTERNAL, i18n("Failed to attach to shared memory segment %1").arg(shmid));
            return;
        }
        if (img.width() * img.height() > m_width * m_height)
        {
            error(TDEIO::ERR_INTERNAL, i18n("Image is too big for the shared memory segment"));
            shmdt((char*)shmaddr);
            return;
        }
        if( img.depth() != 32 )           // TDEIO::PreviewJob and this code below completely
            img = img.convertDepth( 32 ); // ignores colortable :-/, so make sure there is none
        stream << img.width() << img.height() << img.depth()
               << img.hasAlphaBuffer();
        memcpy(shmaddr, img.bits(), img.numBytes());
        shmdt((char*)shmaddr);
        data(imgData);
    }
    finished();
}