MetaInfoMap getMetaInfo(const QString& path)
{
KFileMetaInfo fmi(path);
QStringList list = fmi.supportedKeys();
QStringList::ConstIterator it = list.constBegin();
MetaInfoMap map;
for (; it != list.constEnd(); ++it) {
KFileMetaInfoItem item = fmi.item(*it);
map[*it] = item.value().toString();
}
return map;
}
QString KFileItem::getToolTipText(int maxcount) const
{
// we can return QString() if no tool tip should be shown
QString tip;
KFileMetaInfo info = metaInfo();
// the font tags are a workaround for the fact that the tool tip gets
// screwed if the color scheme uses white as default text color
const QString colorName = QApplication::palette().color(QPalette::ToolTipText).name();
const QString start = "<tr><td align=\"right\"><nobr><font color=\"" + colorName + "\"><b>";
const QString mid = " </b></font></nobr></td><td><nobr><font color=\"" + colorName + "\">";
const char* end = "</font></nobr></td></tr>";
tip = "<table cellspacing=0 cellpadding=0>";
tip += start + i18n("Name:") + mid + text() + end;
tip += start + i18n("Type:") + mid;
QString type = Qt::escape(mimeComment());
if ( d->m_bLink ) {
tip += i18n("Link to %1 (%2)", linkDest(), type) + end;
} else
tip += type + end;
if ( !S_ISDIR ( d->m_fileMode ) )
tip += start + i18n("Size:") + mid +
QString("%1").arg(KIO::convertSize(size())) +
end;
tip += start + i18n("Modified:") + mid +
timeString( KFileItem::ModificationTime ) + end
#ifndef Q_WS_WIN //TODO: show win32-specific permissions
+start + i18n("Owner:") + mid + user() + " - " + group() + end +
start + i18n("Permissions:") + mid +
permissionsString() + end
#endif
;
if (info.isValid())
{
const QStringList keys = info.preferredKeys();
// now the rest
QStringList::ConstIterator it = keys.begin();
for (int count = 0; count<maxcount && it!=keys.end() ; ++it)
{
if ( count == 0 )
{
tip += "<tr><td colspan=2><center><s> </s></center></td></tr>";
}
KFileMetaInfoItem item = info.item( *it );
if ( item.isValid() )
{
QString s = item.value().toString();
if ( !s.isEmpty() )
{
count++;
tip += start +
Qt::escape( item.name() ) + ':' +
mid +
Qt::escape( s ) +
end;
}
}
}
}
tip += "</table>";
//kDebug() << "making this the tool tip rich text:\n";
//kDebug() << tip;
return tip;
}
KFileMetaInfoWidget::KFileMetaInfoWidget(KFileMetaInfoItem item, Mode mode, QValidator *val, QWidget *parent, const char *name)
: QWidget(parent, name), m_value(item.value()), m_item(item), m_validator(val)
{
init(item, mode);
}
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();
}