File indexing completed on 2024-05-12 16:35:11

 /* This file is part of the KDE project
    Copyright 2007 Stefan Nikolaus <stefan.nikolaus@kdemail.net>
 
    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.
 */
 
 #include "DeleteCommand.h"
 
 #include "CellStorage.h"
 #include "Region.h"
 #include "RowColumnFormat.h"
 #include "RowFormatStorage.h"
 #include "Sheet.h"
 #include "Validity.h"
 
 #include <KLocalizedString>
 
 using namespace Calligra::Sheets;
 
 DeleteCommand::DeleteCommand(KUndo2Command *parent)
         : AbstractDataManipulator(parent)
         , m_mode(Everything)
 {
     setText(kundo2_i18n("Delete"));
     m_checkLock = true;
 }
 
 DeleteCommand::~DeleteCommand()
 {
     qDeleteAll(m_columnFormats);
     qDeleteAll(m_rowFormats);
 }
 
 void DeleteCommand::setMode(Mode mode)
 {
     m_mode = mode;
 }
 
 bool DeleteCommand::process(Element* element)
 {
     Q_ASSERT(!m_reverse);
 
     // The RecalcManager needs a valid sheet.
     if (!element->sheet())
         element->setSheet(m_sheet);
 
     const QRect range = element->rect();
 
     if (element->isColumn()) {
         // column-wise processing
         for (int col = range.left(); col <= range.right(); ++col) {
             Cell cell = m_sheet->cellStorage()->firstInColumn(col);
             while (!cell.isNull()) {
                 m_sheet->cellStorage()->take(col, cell.row());
                 cell = m_sheet->cellStorage()->nextInColumn(col, cell.row());
             }
             if (m_mode == OnlyCells) {
                 continue;
             }
 
             const ColumnFormat* columnFormat = m_sheet->columnFormat(col);
             if (m_firstrun && !columnFormat->isDefault()) {
                 ColumnFormat* oldColumnFormat = new ColumnFormat(*columnFormat);
                 oldColumnFormat->setNext(0);
                 oldColumnFormat->setPrevious(0);
                 m_columnFormats.insert(oldColumnFormat);
             }
             m_sheet->deleteColumnFormat(col);
         }
     } else if (element->isRow()) {
         // row-wise processing
         for (int row = range.top(); row <= range.bottom(); ++row) {
             Cell cell = m_sheet->cellStorage()->firstInRow(row);
             while (!cell.isNull()) {
                 m_sheet->cellStorage()->take(cell.column(), row);
                 cell = m_sheet->cellStorage()->nextInRow(cell.column(), row);
             }
             if (m_mode == OnlyCells) {
                 continue;
             }
             // TODO: better storing of row formats
             if (m_firstrun && !m_sheet->rowFormats()->isDefaultRow(row)) {
                 m_rowFormats.insert(new RowFormat(m_sheet->rowFormats(), row));
             }
             m_sheet->deleteRowFormat(row);
         }
     } else {
         // row-wise processing
         for (int row = range.top(); row <= range.bottom(); ++row) {
             Cell cell = m_sheet->cellStorage()->firstInRow(row);
             if (!cell.isNull() && cell.column() < range.left())
                 cell = m_sheet->cellStorage()->nextInRow(range.left() - 1, row);
             while (!cell.isNull()) {
                 if (cell.column() > range.right())
                     break;
 
                 m_sheet->cellStorage()->take(cell.column(), row);
                 cell = m_sheet->cellStorage()->nextInRow(cell.column(), row);
             }
         }
     }
 
     // the rect storages
     m_sheet->cellStorage()->setComment(Region(range, element->sheet()), QString());
     m_sheet->cellStorage()->setConditions(Region(range, element->sheet()), Conditions());
     Style style;
     style.setDefault();
     m_sheet->cellStorage()->setStyle(Region(range, element->sheet()), style);
     m_sheet->cellStorage()->setValidity(Region(range, element->sheet()), Validity());
     return true;
 }
 
 bool DeleteCommand::mainProcessing()
 {
     if (m_reverse) {
         foreach(ColumnFormat* columnFormat, m_columnFormats) {
             m_sheet->insertColumnFormat(new ColumnFormat(*columnFormat));
         }
         foreach(RowFormat* rowFormat, m_rowFormats) {
             m_sheet->insertRowFormat(rowFormat);
         }
     }
     return AbstractDataManipulator::mainProcessing();
 }