ResInsight/Fwk/AppFwk/cafUserInterface/cafPdmUiTreeViewModel.h

122 lines
5.0 KiB
C++

//##################################################################################################
//
// Custom Visualization Core library
// Copyright (C) 2014 Ceetron Solutions AS
//
// This library may be used under the terms of either the GNU General Public License or
// the GNU Lesser General Public License as follows:
//
// GNU General Public License Usage
// This library 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 3 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 General Public License at <<http://www.gnu.org/licenses/gpl.html>>
// for more details.
//
// GNU Lesser General Public License Usage
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser 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 Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
// for more details.
//
//##################################################################################################
#pragma once
#include "cafUiTreeItem.h"
#include <QAbstractItemModel>
#include <QStringList>
namespace caf
{
class PdmObjectHandle;
class PdmUiItem;
class PdmUiTreeViewEditor;
class PdmUiTreeOrdering;
class PdmUiDragDropInterface;
//==================================================================================================
//
// This class is intended to replace UiTreeModelPdm (cafUiTreeModelPdm)
//
//==================================================================================================
class PdmUiTreeViewModel : public QAbstractItemModel
{
Q_OBJECT
public:
explicit PdmUiTreeViewModel(PdmUiTreeViewEditor* treeViewEditor);
void setPdmItemRoot(PdmUiItem* rootItem);
void updateSubTree(PdmUiItem* subTreeRoot);
void setColumnHeaders(const QStringList& columnHeaders);
void setUiConfigName(const QString& uiConfigName) { m_uiConfigName = uiConfigName; }
// These are supposed to be used from the Editor only, and to implement selection support.
PdmUiItem* uiItemFromModelIndex(const QModelIndex& index) const;
QModelIndex findModelIndex(const PdmUiItem* object) const;
void setDragDropInterface(PdmUiDragDropInterface* dragDropInterface);
PdmUiDragDropInterface* dragDropInterface();
private:
void updateSubTreeRecursive(const QModelIndex& uiSubTreeRootModelIdx, PdmUiTreeOrdering* uiModelSubTreeRoot, PdmUiTreeOrdering* updatedPdmSubTreeRoot);
PdmUiTreeOrdering* treeItemFromIndex(const QModelIndex& index) const;
QModelIndex findModelIndexRecursive(const QModelIndex& currentIndex, const PdmUiItem * object) const;
void resetTree(PdmUiTreeOrdering* root);
void emitDataChanged(const QModelIndex& index);
void updateEditorsForSubTree(PdmUiTreeOrdering* root);
PdmUiTreeOrdering* m_treeOrderingRoot;
QStringList m_columnHeaders;
QString m_uiConfigName;
PdmUiTreeViewEditor* m_treeViewEditor;
PdmUiDragDropInterface* m_dragDropInterface;
private:
// Overrides from QAbstractItemModel
virtual QModelIndex index(int row, int column, const QModelIndex &parentIndex = QModelIndex( )) const;
virtual QModelIndex parent(const QModelIndex &index) const;
virtual int rowCount(const QModelIndex &parentIndex = QModelIndex( ) ) const;
virtual int columnCount(const QModelIndex &parentIndex = QModelIndex( ) ) const;
virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole ) const;
virtual bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
virtual QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole ) const;
virtual Qt::ItemFlags flags(const QModelIndex &index) const;
virtual QStringList mimeTypes() const;
virtual QMimeData* mimeData(const QModelIndexList &indexes) const;
virtual bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent);
virtual Qt::DropActions supportedDropActions() const;
};
} // End of namespace caf