+/***************************************************************************
+ * Copyright (C) 2005-07 by The Quassel Team *
+ * devel@quassel-irc.org *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program 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 General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
+ ***************************************************************************/
+
+#include "modelpropertymapper.h"
+
+#include <QItemSelectionModel>
+#include <QDebug>
+
+ModelPropertyMapper::ModelPropertyMapper(QObject *parent)
+ : QObject(parent),
+ _model(0),
+ _selectionModel(0)
+{
+}
+
+ModelPropertyMapper::~ModelPropertyMapper() {
+}
+
+void ModelPropertyMapper::setModel(QAbstractItemModel *model) {
+ if(_model)
+ setSelectionModel(new QItemSelectionModel(model));
+ _model = model;
+}
+
+QAbstractItemModel *ModelPropertyMapper::model() const {
+ return _model;
+}
+
+void ModelPropertyMapper::setSelectionModel(QItemSelectionModel *selectionModel) {
+ if(selectionModel->model() != model()) {
+ qWarning() << "cannot set itemSelectionModel" << selectionModel << "which uses different basemodel than" << model();
+ return;
+ }
+ if(_selectionModel)
+ disconnect(_selectionModel, 0, this, 0);
+ _selectionModel = selectionModel;
+ connect(_selectionModel, SIGNAL(currentRowChanged(QModelIndex, QModelIndex)),
+ this, SLOT(setCurrentRow(QModelIndex, QModelIndex)));
+
+ setCurrentRow(selectionModel->currentIndex(), QModelIndex());
+}
+
+QItemSelectionModel *ModelPropertyMapper::selectionModel() const {
+ return _selectionModel;
+}
+
+void ModelPropertyMapper::addMapping(int column, int role, QObject *target, const QByteArray &property) {
+ Mapping mapping(column, role, target, property);
+ if(!_mappings.contains(mapping))
+ _mappings.append(mapping);
+}
+
+void ModelPropertyMapper::removeMapping(int column, int role, QObject *target, const QByteArray &property) {
+ if(column == 0 && role == 0 && target == 0 && !property.isNull()) {
+ _mappings.clear();
+ return;
+ }
+
+ if(column == 0 && role == 0 && !property.isNull()) {
+ QList<Mapping>::iterator iter;
+ for(iter = _mappings.begin(); iter != _mappings.end(); iter++) {
+ if((*iter).target == target)
+ _mappings.erase(iter);
+ }
+ return;
+ }
+ _mappings.removeAll(Mapping(column, role, target, property));
+}
+
+void ModelPropertyMapper::setCurrentRow(const QModelIndex ¤t, const QModelIndex &previous) {
+ Q_UNUSED(previous)
+ foreach(Mapping mapping, _mappings) {
+ QModelIndex index = current.sibling(current.row(), mapping.column);
+ // qDebug() << mapping.target << mapping.property << index.data(mapping.role);
+ mapping.target->setProperty(mapping.property, index.data(mapping.role));
+ }
+}
+
+
+void ModelPropertyMapper::targetDestroyed() {
+ QObject *obj = static_cast<QObject *>(sender());
+ removeMapping(0, 0, obj, QByteArray());
+}
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