commonfrontend/spreadsheet/SpreadsheetCommentsHeaderModel.cpp

0001 /*
0002     File                 : SpreadsheetCommentsHeaderModel.cpp
0003     Project              : LabPlot
0004     --------------------------------------------------------------------
0005     SPDX-FileCopyrightText: 2007 Tilman Benkert <thzs@gmx.net>
0006     SPDX-License-Identifier: GPL-2.0-or-later
0007 */
0008
0009 #include "commonfrontend/spreadsheet/SpreadsheetCommentsHeaderModel.h"
0010
0011 /*!
0012    \class SpreadsheetCommentsHeaderModel
0013    \brief Model class wrapping a SpreadsheetModel to display column comments in a SpreadsheetCommentsHeaderView
0014
0015    \ingroup commonfrontend
0016 */
0017
0018 SpreadsheetCommentsHeaderModel::SpreadsheetCommentsHeaderModel(SpreadsheetModel* spreadsheet_model, QObject* parent)
0019     : QAbstractTableModel(parent)
0020     , m_spreadsheet_model(spreadsheet_model) {
0021     connect(m_spreadsheet_model, &SpreadsheetModel::headerDataChanged, this, &SpreadsheetCommentsHeaderModel::headerDataChanged);
0022     connect(m_spreadsheet_model, &SpreadsheetModel::columnsAboutToBeInserted, this, &SpreadsheetCommentsHeaderModel::columnsAboutToBeInserted);
0023     connect(m_spreadsheet_model, &SpreadsheetModel::columnsAboutToBeRemoved, this, &SpreadsheetCommentsHeaderModel::columnsAboutToBeRemoved);
0024     connect(m_spreadsheet_model, &SpreadsheetModel::columnsInserted, this, &SpreadsheetCommentsHeaderModel::columnsInserted);
0025     connect(m_spreadsheet_model, &SpreadsheetModel::columnsRemoved, this, &SpreadsheetCommentsHeaderModel::columnsRemoved);
0026 }
0027
0028 Qt::ItemFlags SpreadsheetCommentsHeaderModel::flags(const QModelIndex& index) const {
0029     if (index.isValid())
0030         return Qt::ItemIsEnabled | Qt::ItemIsSelectable;
0031     else
0032         return Qt::ItemIsEnabled;
0033 }
0034
0035 QVariant SpreadsheetCommentsHeaderModel::data(const QModelIndex& /*index*/, int /*role*/) const {
0036     return {};
0037 }
0038
0039 QVariant SpreadsheetCommentsHeaderModel::headerData(int section, Qt::Orientation orientation, int role) const {
0040     if (orientation != Qt::Horizontal || role != Qt::DisplayRole || section < 0 || section >= columnCount())
0041         return {};
0042
0043     return {m_spreadsheet_model->headerData(section, Qt::Horizontal, static_cast<int>(SpreadsheetModel::CustomDataRole::CommentRole))};
0044 }
0045
0046 int SpreadsheetCommentsHeaderModel::rowCount(const QModelIndex& /*parent*/) const {
0047     return m_spreadsheet_model->rowCount();
0048 }
0049
0050 int SpreadsheetCommentsHeaderModel::columnCount(const QModelIndex& /*parent*/) const {
0051     return m_spreadsheet_model->columnCount();
0052 }