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101 lines
4.2 KiB
C++
101 lines
4.2 KiB
C++
// Created on: 2020-01-25
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// Created by: Natalia ERMOLAEVA
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// Copyright (c) 2020 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef ViewControl_TableModel_H
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#define ViewControl_TableModel_H
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#include <Standard.hxx>
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#include <inspector/ViewControl_TableModelValues.hxx>
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#include <Standard_WarningsDisable.hxx>
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#include <QAbstractTableModel>
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#include <QList>
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#include <QVariant>
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#include <Standard_WarningsRestore.hxx>
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#include <vector>
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//! \class ViewControl_TableModel
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//! \brief This is an extension of table model to visualize a container of values
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//! It is possible to:
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//! - set orientation to interpretate the values.
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//! - set table view header values.
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//! Items of the view are enabled and selectable.
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class ViewControl_TableModel : public QAbstractTableModel
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{
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public:
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//! Constructor
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ViewControl_TableModel (QObject* theParent = 0) : myModelValues (0) { (void)theParent; }
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//! Destructor
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virtual ~ViewControl_TableModel() {}
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//! Returns instance of interface for access totable values
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//! \return interface or NULL
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ViewControl_TableModelValues* ModelValues() const { return myModelValues; }
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//! Sets interface to table values
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//! \theModelValues instance of values
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Standard_EXPORT void SetModelValues (ViewControl_TableModelValues* theModelValues);
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//! Emits the layoutChanged signal from outside of this class
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void EmitLayoutChanged() { emit layoutChanged(); }
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//! Returns number of columns, depending on orientation: myColumnCount or size of values container
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//! \param theParent an index of the parent item
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//! \return an integer value
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Standard_EXPORT virtual int columnCount(const QModelIndex& theParent = QModelIndex()) const Standard_OVERRIDE;
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//! Returns number of rows, depending on orientation: myColumnCount or size of values container
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//! \param theParent an index of the parent item
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//! \return an integer value
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Standard_EXPORT virtual int rowCount(const QModelIndex& theParent = QModelIndex()) const Standard_OVERRIDE;
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//! Returns content of the model index for the given role, it is obtained from internal container of values
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//! It returns value only for DisplayRole.
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//! \param theIndex a model index
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//! \param theRole a view role
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//! \return value interpreted depending on the given role
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Standard_EXPORT virtual QVariant data (const QModelIndex& theIndex, int theRole = Qt::DisplayRole) const Standard_OVERRIDE;
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//! Sets the new value of passed role to tree cell.
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//! \param[in] index refers to item in tree.
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//! \param[in] value the new value.
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//! \param[in] role the role of value.
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Standard_EXPORT virtual bool setData (const QModelIndex& theIndex, const QVariant& theValue, int theRole) Standard_OVERRIDE;
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//! Returns content of the model index for the given role, it is obtainer from internal container of header values
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//! It returns value only for DisplayRole.
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//! \param theSection an index of value in the container
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//! \param theIndex a model index
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//! \param theRole a view role
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//! \return value interpreted depending on the given role
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virtual QVariant headerData (int theSection, Qt::Orientation theOrientation, int theRole = Qt::DisplayRole) const Standard_OVERRIDE
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{ return myModelValues ? myModelValues->HeaderData (theSection, theOrientation, theRole) : QVariant(); }
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//! Returns flags for the item: ItemIsEnabled | Qt::ItemIsSelectable
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//! \param theIndex a model index
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//! \return flags
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virtual Qt::ItemFlags flags (const QModelIndex& theIndex) const Standard_OVERRIDE
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{ return myModelValues ? myModelValues->Flags (theIndex) : Qt::NoItemFlags; }
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private:
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ViewControl_TableModelValues* myModelValues; //!< interface to table values
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};
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#endif
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