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125 lines
3.5 KiB
125 lines
3.5 KiB
/* This file is part of the KDE project |
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Copyright (C) 2004 Esben Mose Hansen <kde@mosehansen.dk> |
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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 |
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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 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 GNU |
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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; see the file COPYING. 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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#include "historyitem.h" |
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#include <QMap> |
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#include <QPixmap> |
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#include <KDebug> |
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#include <kurlmimedata.h> |
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#include "historystringitem.h" |
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#include "historyimageitem.h" |
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#include "historyurlitem.h" |
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HistoryItem::HistoryItem(const QByteArray& uuid) : m_uuid(uuid) { |
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} |
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HistoryItem::~HistoryItem() { |
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} |
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HistoryItem* HistoryItem::create( const QMimeData* data ) |
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{ |
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#if 0 |
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int i=0; |
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foreach ( QString format, data->formats() ) { |
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kDebug() << "format(" << i++ <<"): " << format; |
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} |
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#endif |
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if (data->hasUrls()) |
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{ |
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KUrlMimeData::MetaDataMap metaData; |
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QList<QUrl> urls = KUrlMimeData::urlsFromMimeData(data, KUrlMimeData::PreferKdeUrls, &metaData); |
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QByteArray bytes = data->data("application/x-kde-cutselection"); |
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bool cut = !bytes.isEmpty() && (bytes.at(0) == '1'); // true if 1 |
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return new HistoryURLItem(urls, metaData, cut); |
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} |
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if (data->hasText()) |
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{ |
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return new HistoryStringItem(data->text()); |
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} |
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if (data->hasImage()) |
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{ |
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QImage image = qvariant_cast<QImage>(data->imageData()); |
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return new HistoryImageItem(QPixmap::fromImage(image)); |
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} |
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return 0; // Failed. |
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} |
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HistoryItem* HistoryItem::create( QDataStream& dataStream ) { |
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if ( dataStream.atEnd() ) { |
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return 0; |
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} |
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QString type; |
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dataStream >> type; |
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if ( type == "url" ) { |
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QList<QUrl> urls; |
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QMap< QString, QString > metaData; |
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int cut; |
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dataStream >> urls; |
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dataStream >> metaData; |
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dataStream >> cut; |
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return new HistoryURLItem( urls, metaData, cut ); |
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} |
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if ( type == "string" ) { |
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QString text; |
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dataStream >> text; |
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return new HistoryStringItem( text ); |
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} |
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if ( type == "image" ) { |
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QPixmap image; |
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dataStream >> image; |
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return new HistoryImageItem( image ); |
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} |
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kWarning() << "Failed to restore history item: Unknown type \"" << type << "\"" ; |
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return 0; |
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} |
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void HistoryItem::chain(HistoryItem* next) |
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{ |
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m_next_uuid = next->uuid(); |
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next->m_previous_uuid = uuid(); |
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} |
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void HistoryItem::insertBetweeen(HistoryItem* prev, HistoryItem* next) |
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{ |
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if (prev && next) { |
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prev->chain(this); |
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chain(next); |
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} else { |
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Q_ASSERT(!prev && !next); |
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// First item in chain |
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m_next_uuid = m_uuid; |
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m_previous_uuid = m_uuid; |
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} |
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#if 0 // Extra checks, if anyone ever needs them |
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Q_ASSERT(prev->uuid() == m_previous_uuid); |
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Q_ASSERT(prev->next_uuid() == m_uuid); |
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Q_ASSERT(next->previous_uuid() == m_uuid); |
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Q_ASSERT(next->uuid() == m_next_uuid); |
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Q_ASSERT(prev->uuid() != uuid()); |
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Q_ASSERT(next->uuid() != uuid()); |
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#endif |
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} |
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