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/* This file is part of the KDE project
Copyright 2009 Johannes Simon <johannes.simon@gmail.com>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
// Ours
#include "SheetAccessModel.h"
#include "calligra_sheets_limits.h"
#include "Map.h"
#include "Binding.h"
#include "BindingManager.h"
#include "Damages.h"
#include "Region.h"
// Qt
#include <QList>
#include <QMap>
#include <QStandardItem>
#include <QAbstractItemModel>
#include <QVariant>
// Calligra
//#include <KoStore.h>
//#include <KoXmlWriter.h>
//#include <KoShapeSavingContext.h>
Q_DECLARE_METATYPE(QPointer<QAbstractItemModel>)
namespace Calligra
{
namespace Sheets
{
class SheetAccessModel::Private
{
public:
Map *map;
/// Stores in what column each Sheet is. We need this because
/// a Sheet is removed from its Map before the sheetRemoved() signal
/// is emitted, thus we can't ask the Map what index it had.
QMap<Sheet*, int> cols;
};
SheetAccessModel::SheetAccessModel(Map *map)
: d(new Private)
{
d->map = map;
connect(map, SIGNAL(sheetAdded(Sheet*)),
this, SLOT(slotSheetAdded(Sheet*)));
// FIXME: Check if we can simply connect sheetRevived() to slotSheetAdded()
connect(map, SIGNAL(sheetRevived(Sheet*)),
this, SLOT(slotSheetAdded(Sheet*)));
connect(map, SIGNAL(sheetRemoved(Sheet*)),
this, SLOT(slotSheetRemoved(Sheet*)));
connect(map, SIGNAL(damagesFlushed(QList<Damage*>)),
this, SLOT(handleDamages(QList<Damage*>)));
setRowCount(1);
setColumnCount(0);
}
SheetAccessModel::~SheetAccessModel()
{
delete d;
}
void SheetAccessModel::slotSheetAdded(Sheet *sheet)
{
Q_ASSERT(!d->cols.contains(sheet));
QStandardItem *item = new QStandardItem;
QList<QStandardItem*> col;
col.append(item);
// This region contains the entire sheet
const Region region(1, 1, KS_colMax, KS_rowMax, sheet);
const QPointer<QAbstractItemModel> model = const_cast<QAbstractItemModel*>( d->map->bindingManager()->createModel( region.name() ) );
item->setData( QVariant::fromValue( model ), Qt::DisplayRole );
const int sheetIndex = d->map->indexOf( sheet );
d->cols.insert(sheet, sheetIndex);
insertColumn( sheetIndex, col );
setHeaderData( sheetIndex, Qt::Horizontal, sheet->sheetName() );
}
void SheetAccessModel::slotSheetRemoved(Sheet *sheet)
{
Q_ASSERT(d->cols.contains(sheet));
removeColumn(d->cols[sheet]);
d->cols.remove(sheet);
}
void SheetAccessModel::handleDamages(const QList<Damage*>& damages)
{
QList<Damage*>::ConstIterator end(damages.end());
for (QList<Damage*>::ConstIterator it = damages.begin(); it != end; ++it) {
Damage* damage = *it;
if (!damage) {
continue;
}
if (damage->type() == Damage::Sheet) {
SheetDamage* sheetDamage = static_cast<SheetDamage*>(damage);
debugSheetsDamage << "Processing\t" << *sheetDamage;
if (sheetDamage->changes() & SheetDamage::Name) {
Sheet *sheet = sheetDamage->sheet();
// We should never receive signals from sheets that are not in our model
Q_ASSERT(d->cols.contains(sheet));
const int sheetIndex = d->cols[sheet];
setHeaderData(sheetIndex, Qt::Horizontal, sheet->sheetName());
}
continue;
}
}
}
} // namespace Sheets
} // namespace Calligra
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