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122 lines
5.0 KiB
C++
122 lines
5.0 KiB
C++
//##################################################################################################
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//
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// Custom Visualization Core library
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// Copyright (C) 2014 Ceetron Solutions AS
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//
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// This library may be used under the terms of either the GNU General Public License or
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// the GNU Lesser General Public License as follows:
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//
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// GNU General Public License Usage
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// This library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.
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//
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// See the GNU General Public License at <<http://www.gnu.org/licenses/gpl.html>>
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// for more details.
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//
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// GNU Lesser General Public License Usage
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// This library is free software; you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation; either version 2.1 of the License, or
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// (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.
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//
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// See the GNU Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
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// for more details.
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//
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//##################################################################################################
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#pragma once
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#include "cafUiTreeItem.h"
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#include <QAbstractItemModel>
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#include <QStringList>
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namespace caf
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{
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class PdmObjectHandle;
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class PdmUiItem;
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class PdmUiTreeViewEditor;
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class PdmUiTreeOrdering;
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class PdmUiDragDropInterface;
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//==================================================================================================
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//
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// This class is intended to replace UiTreeModelPdm (cafUiTreeModelPdm)
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//
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//==================================================================================================
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class PdmUiTreeViewQModel : public QAbstractItemModel
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{
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Q_OBJECT
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public:
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explicit PdmUiTreeViewQModel(PdmUiTreeViewEditor* treeViewEditor);
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void setPdmItemRoot(PdmUiItem* rootItem);
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void updateSubTree(PdmUiItem* subTreeRoot);
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void setColumnHeaders(const QStringList& columnHeaders);
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void setUiConfigName(const QString& uiConfigName) { m_uiConfigName = uiConfigName; }
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// These are supposed to be used from the Editor only, and to implement selection support.
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PdmUiItem* uiItemFromModelIndex(const QModelIndex& index) const;
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QModelIndex findModelIndex(const PdmUiItem* object) const;
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void setDragDropInterface(PdmUiDragDropInterface* dragDropInterface);
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PdmUiDragDropInterface* dragDropInterface();
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private:
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void updateSubTreeRecursive(const QModelIndex& uiSubTreeRootModelIdx, PdmUiTreeOrdering* uiModelSubTreeRoot, PdmUiTreeOrdering* updatedPdmSubTreeRoot);
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PdmUiTreeOrdering* treeItemFromIndex(const QModelIndex& index) const;
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QModelIndex findModelIndexRecursive(const QModelIndex& currentIndex, const PdmUiItem * object) const;
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void resetTree(PdmUiTreeOrdering* root);
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void emitDataChanged(const QModelIndex& index);
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void updateEditorsForSubTree(PdmUiTreeOrdering* root);
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PdmUiTreeOrdering* m_treeOrderingRoot;
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QStringList m_columnHeaders;
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QString m_uiConfigName;
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PdmUiTreeViewEditor* m_treeViewEditor;
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PdmUiDragDropInterface* m_dragDropInterface;
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private:
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// Overrides from QAbstractItemModel
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QModelIndex index(int row, int column, const QModelIndex &parentIndex = QModelIndex( )) const override;
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QModelIndex parent(const QModelIndex &index) const override;
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int rowCount(const QModelIndex &parentIndex = QModelIndex( ) ) const override;
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int columnCount(const QModelIndex &parentIndex = QModelIndex( ) ) const override;
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QVariant data(const QModelIndex &index, int role = Qt::DisplayRole ) const override;
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bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override;
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QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole ) const override;
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Qt::ItemFlags flags(const QModelIndex &index) const override;
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QStringList mimeTypes() const override;
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QMimeData* mimeData(const QModelIndexList &indexes) const override;
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bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) override;
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Qt::DropActions supportedDropActions() const override;
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};
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} // End of namespace caf
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