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9b4a26a252
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@24559 a592a061-630c-0410-9148-cb99ea01b6c8
144 lines
3.5 KiB
C++
144 lines
3.5 KiB
C++
/**
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* \file GuiIdListModel.cpp
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Richard Heck
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*
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* Some of this code is based upon qstringlistmodel.{h,cpp}, which is
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* part of the Qt toolkit, copyright (C) 1992-2007 Trolltech ASA, and
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* released under the General Public License.
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include "GuiIdListModel.h"
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#include "support/lassert.h"
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using std::vector;
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namespace lyx {
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namespace frontend {
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// Note: Any role that is added here must also be added to setData().
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QVariant GuiIdListModel::data(QModelIndex const & index, int role) const
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{
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int const row = index.row();
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if (!rowIsValid(row))
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return QVariant();
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if (role == Qt::DisplayRole || role == Qt::EditRole)
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return userData_[row].uiString;
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if (role == Qt::ToolTipRole) {
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QString const ttstr = userData_[row].ttString.toString();
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return !ttstr.isEmpty() ? ttstr : userData_[row].uiString;
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}
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if (role == Qt::UserRole)
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return userData_[row].idString;
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return QVariant();
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}
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bool GuiIdListModel::setData (QModelIndex const & index,
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const QVariant & value, int role)
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{
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int const row = index.row();
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if (!rowIsValid(row))
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return false;
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if (role == Qt::DisplayRole || role == Qt::EditRole) {
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userData_[row].uiString = value;
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dataChanged(index, index);
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return true;
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}
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if (role == Qt::UserRole) {
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userData_[row].idString = value;
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dataChanged(index, index);
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return true;
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}
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if (role == Qt::ToolTipRole) {
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userData_[row].ttString = value;
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dataChanged(index, index);
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return true;
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}
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// If we assert here, it's because we're trying to set an
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// unrecognized role.
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LASSERT(false, return false);
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return false; // silence the warning
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}
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bool GuiIdListModel::insertRows(int row, int count,
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QModelIndex const & /*parent*/)
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{
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if (!rowIsValid(row))
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return false;
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vector<OurData>::iterator it = userData_.begin() + row;
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OurData const v;
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beginInsertRows(QModelIndex(), row, row + count - 1);
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userData_.insert(it, count, v);
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endInsertRows();
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return true;
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}
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bool GuiIdListModel::removeRows(int row, int count,
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QModelIndex const & /*parent*/)
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{
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if (!rowIsValid(row) || row + count > int(userData_.size()) ||
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count < 0)
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return false;
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if (count == 0)
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return true;
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vector<OurData>::iterator it = userData_.begin() + row;
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beginRemoveRows(QModelIndex(), row, row + count - 1);
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userData_.erase(it, it + count);
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endRemoveRows();
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return true;
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}
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void GuiIdListModel::insertRow(int const i, QString const & uiString,
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std::string const & idString)
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{
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insertRow(i, uiString, idString, uiString);
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}
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void GuiIdListModel::insertRow(int const i, QString const & uiString,
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std::string const & idString, QString const & ttString)
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{
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insertRows(i, 1);
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setUIString(i, uiString);
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setIDString(i, idString);
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setTTString(i, ttString);
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}
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QMap<int, QVariant> GuiIdListModel::itemData(QModelIndex const & index) const
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{
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int const row = index.row();
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if (!rowIsValid(row))
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return QMap<int, QVariant>();
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QMap<int, QVariant> qm = QAbstractListModel::itemData(index);
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qm[Qt::UserRole] = userData_[row].idString;
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return qm;
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}
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int GuiIdListModel::findIDString(std::string const & idString)
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{
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vector<OurData>::const_iterator it = userData_.begin();
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vector<OurData>::const_iterator end = userData_.end();
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for (; it != end; ++it)
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if (fromqstr(it->idString.toString()) == idString)
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return it - userData_.begin();
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return -1;
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}
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} // namespace frontend
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} // namespace lyx
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