Files
create/src/Mod/Spreadsheet/Gui/SpreadsheetDelegate.cpp
2023-04-05 00:44:13 +02:00

139 lines
5.1 KiB
C++

/***************************************************************************
* Copyright (c) 2015 Eivind Kvedalen (eivind@kvedalen.name) *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This file is based on the Qt spreadsheet example code. *
* *
* 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 2.1 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., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
# include <QLineEdit>
# include <QPainter>
#endif
#include <App/DocumentObject.h>
#include <Base/Console.h>
#include <Mod/Spreadsheet/App/Sheet.h>
#include "SpreadsheetDelegate.h"
#include "LineEdit.h"
FC_LOG_LEVEL_INIT("Spreadsheet", true, true)
using namespace Spreadsheet;
using namespace SpreadsheetGui;
SpreadsheetDelegate::SpreadsheetDelegate(Spreadsheet::Sheet * _sheet, QWidget *parent)
: QStyledItemDelegate(parent)
, sheet(_sheet)
{
}
QWidget *SpreadsheetDelegate::createEditor(QWidget *parent,
const QStyleOptionViewItem &,
const QModelIndex &index) const
{
App::CellAddress addr(index.row(),index.column());
App::Range range(addr,addr);
if(sheet && sheet->getCellBinding(range)) {
FC_ERR("Bound cell " << addr.toString() << " cannot be edited");
return nullptr;
}
SpreadsheetGui::LineEdit *editor = new SpreadsheetGui::LineEdit(parent);
editor->setDocumentObject(sheet);
connect(editor, &SpreadsheetGui::LineEdit::finishedWithKey, this, &SpreadsheetDelegate::onEditorFinishedWithKey);
return editor;
}
void SpreadsheetDelegate::setEditorData(QWidget *editor,
const QModelIndex &index) const
{
QLineEdit *edit = qobject_cast<QLineEdit*>(editor);
if (edit) {
edit->setText(index.model()->data(index, Qt::EditRole).toString());
return;
}
}
void SpreadsheetDelegate::setModelData(QWidget *editor,
QAbstractItemModel *model, const QModelIndex &index) const
{
QLineEdit *edit = qobject_cast<QLineEdit *>(editor);
if (edit) {
model->setData(index, edit->text());
return;
}
}
void SpreadsheetDelegate::onEditorFinishedWithKey(int key, Qt::KeyboardModifiers modifiers)
{
Q_EMIT finishedWithKey(key, modifiers);
}
QSize SpreadsheetDelegate::sizeHint(const QStyleOptionViewItem & option, const QModelIndex & index) const
{
Q_UNUSED(option);
Q_UNUSED(index);
return QSize();
}
static inline void drawBorder(QPainter *painter, const QStyleOptionViewItem &option,
unsigned flags, QColor color, Qt::PenStyle style)
{
if(!flags)
return;
QPen pen(color);
pen.setWidth(2);
pen.setStyle(style);
painter->setPen(pen);
QRect rect = option.rect.adjusted(1,1,0,0);
if(flags == Sheet::BorderAll) {
painter->drawRect(rect.adjusted(0,0,-1,-1));
return;
}
if(flags & Sheet::BorderLeft)
painter->drawLine(rect.topLeft(), rect.bottomLeft());
if(flags & Sheet::BorderTop)
painter->drawLine(rect.topLeft(), rect.topRight());
if(flags & Sheet::BorderRight)
painter->drawLine(rect.topRight(), rect.bottomRight());
if(flags & Sheet::BorderBottom)
painter->drawLine(rect.bottomLeft(), rect.bottomRight());
}
void SpreadsheetDelegate::paint(QPainter *painter,
const QStyleOptionViewItem &option, const QModelIndex &index ) const
{
QStyledItemDelegate::paint(painter, option, index);
if(!sheet)
return;
App::CellAddress addr(index.row(), index.column());
drawBorder(painter, option, sheet->getCellBindingBorder(addr), Qt::blue, Qt::SolidLine);
drawBorder(painter, option, sheet->getCopyOrCutBorder(addr,true), Qt::green, Qt::DashLine);
drawBorder(painter, option, sheet->getCopyOrCutBorder(addr,false), Qt::red, Qt::DashLine);
}
#include "moc_SpreadsheetDelegate.cpp"