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/* $Id: QITableView.h $ */
/** @file
* VBox Qt GUI - Qt extensions: QITableView class declaration.
*/
/*
* Copyright (C) 2010-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program 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, in version 3 of the
* License.
*
* This program 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* SPDX-License-Identifier: GPL-3.0-only
*/
#ifndef FEQT_INCLUDED_SRC_extensions_QITableView_h
#define FEQT_INCLUDED_SRC_extensions_QITableView_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
/* Qt includes: */
#include <QTableView>
/* GUI includes: */
#include "UILibraryDefs.h"
/* Forward declarations: */
class QITableViewCell;
class QITableViewRow;
class QITableView;
/** OObject subclass used as cell for the QITableView. */
class SHARED_LIBRARY_STUFF QITableViewCell : public QObject
{
Q_OBJECT;
public:
/** Constructs table-view cell for passed @a pParent. */
QITableViewCell(QITableViewRow *pParent)
: m_pRow(pParent)
{}
/** Defines the parent @a pRow reference. */
void setRow(QITableViewRow *pRow) { m_pRow = pRow; }
/** Returns the parent row reference. */
QITableViewRow *row() const { return m_pRow; }
/** Returns the cell text. */
virtual QString text() const = 0;
private:
/** Holds the parent row reference. */
QITableViewRow *m_pRow;
};
/** OObject subclass used as row for the QITableView. */
class SHARED_LIBRARY_STUFF QITableViewRow : public QObject
{
Q_OBJECT;
public:
/** Constructs table-view row for passed @a pParent. */
QITableViewRow(QITableView *pParent)
: m_pTable(pParent)
{}
/** Defines the parent @a pTable reference. */
void setTable(QITableView *pTable) { m_pTable = pTable; }
/** Returns the parent table reference. */
QITableView *table() const { return m_pTable; }
/** Returns the number of children. */
virtual int childCount() const = 0;
/** Returns the child item with @a iIndex. */
virtual QITableViewCell *childItem(int iIndex) const = 0;
private:
/** Holds the parent table reference. */
QITableView *m_pTable;
};
/** QTableView subclass extending standard functionality. */
class SHARED_LIBRARY_STUFF QITableView : public QTableView
{
Q_OBJECT;
signals:
/** Notifies listeners about index changed from @a previous to @a current. */
void sigCurrentChanged(const QModelIndex ¤t, const QModelIndex &previous);
public:
/** Constructs table-view passing @a pParent to the base-class. */
QITableView(QWidget *pParent = 0);
/** Destructs table-view. */
virtual ~QITableView() RT_OVERRIDE;
/** Returns the number of children. */
virtual int childCount() const { return 0; }
/** Returns the child item with @a iIndex. */
virtual QITableViewRow *childItem(int /* iIndex */) const { return 0; }
/** Makes sure current editor data committed. */
void makeSureEditorDataCommitted();
protected slots:
/** Stores the created @a pEditor for passed @a index in the map. */
virtual void sltEditorCreated(QWidget *pEditor, const QModelIndex &index);
/** Clears the destoyed @a pEditor from the map. */
virtual void sltEditorDestroyed(QObject *pEditor);
protected:
/** Handles index change from @a previous to @a current. */
virtual void currentChanged(const QModelIndex ¤t, const QModelIndex &previous) RT_OVERRIDE;
private:
/** Prepares all. */
void prepare();
/** Cleanups all. */
void cleanup();
/** Holds the map of editors stored for passed indexes. */
QMap<QModelIndex, QObject*> m_editors;
};
#endif /* !FEQT_INCLUDED_SRC_extensions_QITableView_h */
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