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126 lines
3.2 KiB
126 lines
3.2 KiB
/* This file is part of the KDE libraries
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Copyright (C) 2002 Simon MacMullen
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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// $Id: kofficecreator.cpp 508787 2006-02-12 18:28:12Z ingwa $
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#include <time.h>
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#include <tqpixmap.h>
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#include <tqimage.h>
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#include <tqpainter.h>
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#include <tdeapplication.h>
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#include <tdefileitem.h>
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#include <ktrader.h>
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#include <klibloader.h>
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#include <tdeparts/part.h>
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#include <tdeparts/componentfactory.h>
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#include "kofficecreator.h"
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#include <KoStore.h>
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#include <KoDocument.h>
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#include "koffice_export.h"
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extern "C"
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{
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KOFFICETOOLS_EXPORT ThumbCreator *new_creator()
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{
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return new KOfficeCreator;
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}
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}
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KOfficeCreator::KOfficeCreator()
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: m_doc(0)
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{
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}
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KOfficeCreator::~KOfficeCreator()
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{
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delete m_doc;
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}
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bool KOfficeCreator::create(const TQString &path, int width, int height, TQImage &img)
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{
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KoStore* store = KoStore::createStore(path, KoStore::Read);
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if ( store && ( store->open( TQString("Thumbnails/thumbnail.png") ) || store->open( TQString("preview.png") ) ) )
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{
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// Hooray! No long delay for the user...
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TQByteArray bytes = store->read(store->size());
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store->close();
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delete store;
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return img.loadFromData(bytes);
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}
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delete store;
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TQString mimetype = KMimeType::findByPath( path )->name();
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m_doc = KParts::ComponentFactory::createPartInstanceFromQuery<KoDocument>( mimetype, TQString());
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if (!m_doc) return false;
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connect(m_doc, TQ_SIGNAL(completed()), TQ_SLOT(slotCompleted()));
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KURL url;
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url.setPath( path );
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m_doc->setCheckAutoSaveFile( false );
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m_doc->setAutoErrorHandlingEnabled( false ); // don't show message boxes
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if ( !m_doc->openURL( url ) )
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return false;
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m_completed = false;
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startTimer(5000);
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while (!m_completed)
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kapp->processOneEvent();
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killTimers();
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// render the page on a bigger pixmap and use smoothScale,
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// looks better than directly scaling with the TQPainter (malte)
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TQPixmap pix;
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if (width > 400)
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{
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pix = m_doc->generatePreview(TQSize(width, height));
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}
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else
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{
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pix = m_doc->generatePreview(TQSize(400, 400));
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}
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img = pix.convertToImage();
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return true;
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}
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void KOfficeCreator::timerEvent(TQTimerEvent *)
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{
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m_doc->closeURL();
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m_completed = true;
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}
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void KOfficeCreator::slotCompleted()
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{
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m_completed = true;
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}
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ThumbCreator::Flags KOfficeCreator::flags() const
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{
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return (Flags)(DrawFrame | BlendIcon);
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}
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#include "kofficecreator.moc"
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