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

75 lines
2.9 KiB
C++

//##################################################################################################
//
// Custom Visualization Core library
// Copyright (C) 2015- 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 <QModelIndexList>
class QMimeData;
namespace caf
{
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
class PdmUiDragDropInterface
{
public:
virtual ~PdmUiDragDropInterface() = 0;
protected:
friend class PdmUiTreeViewQModel;
friend class PdmUiTreeViewWidget;
// Forwarding from Qt functions in QAbstractItemModel
virtual Qt::DropActions supportedDropActions() const = 0;
virtual Qt::ItemFlags flags( const QModelIndex& index ) const = 0;
virtual bool
dropMimeData( const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent ) = 0;
virtual QMimeData* mimeData( const QModelIndexList& indexes ) const = 0;
virtual QStringList mimeTypes() const = 0;
// Forwarding of tree view events
virtual void onDragCanceled() = 0;
virtual void onProposedDropActionUpdated( Qt::DropAction action ) = 0;
};
inline PdmUiDragDropInterface::~PdmUiDragDropInterface()
{
}
} // end namespace caf