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114 lines
2.4 KiB
C++
114 lines
2.4 KiB
C++
// vim: set tabstop=4 shiftwidth=4 expandtab:
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/*
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Gwenview: an image viewer
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Copyright 2007 Aurélien Gâteau <agateau@kde.org>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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// Self
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#include "moc_abstractimageoperation.cpp"
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// Qt
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// KDE
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#include <KJob>
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#include <KUrl>
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// Local
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#include "document/documentfactory.h"
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#include "document/documentjob.h"
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namespace Gwenview
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{
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class ImageOperationCommand : public QUndoCommand
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{
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public:
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ImageOperationCommand(AbstractImageOperation* op)
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: mOp(op)
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{}
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~ImageOperationCommand()
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{
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delete mOp;
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}
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virtual void undo()
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{
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mOp->undo();
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}
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private:
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AbstractImageOperation* mOp;
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};
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struct AbstractImageOperationPrivate
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{
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QString mText;
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KUrl mUrl;
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};
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AbstractImageOperation::AbstractImageOperation()
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: d(new AbstractImageOperationPrivate)
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{
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}
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AbstractImageOperation::~AbstractImageOperation()
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{
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delete d;
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}
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void AbstractImageOperation::applyToDocument(Document::Ptr doc)
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{
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d->mUrl = doc->url();
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redo();
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}
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Document::Ptr AbstractImageOperation::document() const
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{
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Document::Ptr doc = DocumentFactory::instance()->load(d->mUrl);
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doc->startLoadingFullImage();
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return doc;
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}
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void AbstractImageOperation::finish(bool ok)
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{
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if (ok) {
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ImageOperationCommand* command = new ImageOperationCommand(this);
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command->setText(d->mText);
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document()->undoStack()->push(command);
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} else {
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deleteLater();
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}
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}
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void AbstractImageOperation::finishFromKJob(KJob* job)
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{
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finish(job->error() == KJob::NoError);
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}
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void AbstractImageOperation::setText(const QString& text)
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{
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d->mText = text;
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}
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void AbstractImageOperation::redoAsDocumentJob(DocumentJob* job)
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{
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connect(job, SIGNAL(result(KJob*)), SLOT(finishFromKJob(KJob*)));
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document()->enqueueJob(job);
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}
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} // namespace
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