ResInsight/Fwk/AppFwk/cafUserInterface/cafPdmUiTreeViewQModel.h
2020-06-19 08:00:01 +02:00

122 lines
4.9 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 PdmUiTreeViewQModel : public QAbstractItemModel
{
Q_OBJECT
public:
explicit PdmUiTreeViewQModel( 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();
std::list<QModelIndex> allIndicesRecursive( const QModelIndex& current = QModelIndex() ) const;
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
QModelIndex index( int row, int column, const QModelIndex& parentIndex = QModelIndex() ) const override;
QModelIndex parent( const QModelIndex& index ) const override;
int rowCount( const QModelIndex& parentIndex = QModelIndex() ) const override;
int columnCount( const QModelIndex& parentIndex = QModelIndex() ) const override;
QVariant data( const QModelIndex& index, int role = Qt::DisplayRole ) const override;
bool setData( const QModelIndex& index, const QVariant& value, int role = Qt::EditRole ) override;
QVariant headerData( int section, Qt::Orientation orientation, int role = Qt::DisplayRole ) const override;
Qt::ItemFlags flags( const QModelIndex& index ) const override;
QStringList mimeTypes() const override;
QMimeData* mimeData( const QModelIndexList& indexes ) const override;
bool dropMimeData( const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent ) override;
Qt::DropActions supportedDropActions() const override;
};
} // End of namespace caf