diagram-area.hh

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// Copyright (C) 2009-2012, Romain Goffe <romain.goffe@gmail.com>
// Copyright (C) 2009-2012, Alexandre Dupas <alexandre.dupas@gmail.com>
//
// 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; either version 2 of the
// License, or (at your option) any later version.
//
// 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, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
// 02110-1301, USA.
//******************************************************************************
#ifndef __DIAGRAM_AREA_HH__
#define __DIAGRAM_AREA_HH__


#include <QWidget>
#include <QModelIndex>
#include <QString>
#include <QList>
#include <QPoint>
#include <QVector>

#include "chord.hh"

class QPushButton;
class QTableView;
class QSortFilterProxyModel;
class CChordTableModel;

class CDiagramArea : public QWidget
{
  Q_OBJECT

  public:
  CDiagramArea(QWidget *parent=0);

  bool isReadOnly() const;

  void setReadOnly(bool value);

  void setColumnCount(int value);

  void setRowCount(int value);

  QList< CChord* > chords();

public slots:
  void newDiagram();

  void addDiagram(const QString & chord);

  void editDiagram(QModelIndex index = QModelIndex());

  void removeDiagram(QModelIndex index = QModelIndex());

  void setTypeFilter(const CChord::Instrument & type);

  void setNameFilter(const QString & name);

  void setStringsFilter(const QString & strings);

  void clearFilters();

private slots:
  void update();
  void resizeRows();
  void onDiagramChanged();
  void contextMenu(const QPoint & pos);
  void onViewClicked(const QModelIndex &);

signals:
  void contentsChanged();

  void layoutChanged();

  void readOnlyModeChanged();

  void diagramClicked(CChord * diagram);

private:
  bool m_isReadOnly;
  CChordTableModel *m_diagramModel;
  QSortFilterProxyModel *m_proxyModel;
  QTableView *m_diagramView;
  QPushButton *m_addDiagramButton;
};


#endif //__DIAGRAM_AREA_HH__