kdescendantsproxymodel.h

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/*
    Copyright (c) 2009 Stephen Kelly <steveire@gmail.com>

    This library is free software; you can redistribute it and/or modify it
    under the terms of the GNU Library General Public License as published by
    the Free Software Foundation; either version 2 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 Library General Public
    License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to the
    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
    02110-1301, USA.
*/


#ifndef KDESCENDANTSPROXYMODEL_P_H
#define KDESCENDANTSPROXYMODEL_P_H

#include <QtGui/QAbstractProxyModel>

class KDescendantsProxyModelPrivate;

#include "kdeui_export.h"

class KDEUI_EXPORT KDescendantsProxyModel : public QAbstractProxyModel
{
  Q_OBJECT

  public:

    explicit KDescendantsProxyModel( QObject *parent = 0 );

    virtual ~KDescendantsProxyModel();

    virtual void setSourceModel( QAbstractItemModel *model );

    void setRootIndex( const QModelIndex &index);

    void setDisplayAncestorData( bool display );

    bool displayAncestorData() const;

    void setAncestorSeparator( const QString &separator );

    QString ancestorSeparator() const;

    int descendantCount( const QModelIndex &index ) const;

    QModelIndex mapFromSource ( const QModelIndex & sourceIndex ) const;
    QModelIndex mapToSource ( const QModelIndex & proxyIndex ) const;

    virtual Qt::ItemFlags flags( const QModelIndex &index ) const;
    QVariant data( const QModelIndex & index, int role = Qt::DisplayRole ) const;
    virtual int rowCount( const QModelIndex & parent = QModelIndex() ) const;
    virtual QVariant headerData(int section, Qt::Orientation orientation, int role) const;

    virtual QMimeData* mimeData( const QModelIndexList & indexes ) const;
    virtual QStringList mimeTypes() const;

    virtual bool hasChildren ( const QModelIndex & parent = QModelIndex() ) const;
    virtual QModelIndex index(int, int, const QModelIndex &parent = QModelIndex() ) const;
    virtual QModelIndex parent(const QModelIndex&) const;
    virtual int columnCount(const QModelIndex& index = QModelIndex()) const;

    virtual Qt::DropActions supportedDropActions() const;

    virtual QModelIndexList match(const QModelIndex& start, int role, const QVariant& value,
        int hits = 1, Qt::MatchFlags flags = Qt::MatchFlags( Qt::MatchStartsWith | Qt::MatchWrap ) ) const;


private:
  Q_DECLARE_PRIVATE( KDescendantsProxyModel )
  //@cond PRIVATE
  KDescendantsProxyModelPrivate *d_ptr;

  Q_PRIVATE_SLOT(d_func(), void sourceRowsAboutToBeInserted(const QModelIndex &, int, int))
  Q_PRIVATE_SLOT(d_func(), void sourceRowsInserted(const QModelIndex &, int, int))
  Q_PRIVATE_SLOT(d_func(), void sourceRowsAboutToBeRemoved(const QModelIndex &, int, int))
  Q_PRIVATE_SLOT(d_func(), void sourceRowsRemoved(const QModelIndex &, int, int))
  Q_PRIVATE_SLOT(d_func(), void sourceRowsAboutToBeMoved(const QModelIndex &, int, int, const QModelIndex &, int))
  Q_PRIVATE_SLOT(d_func(), void sourceRowsMoved(const QModelIndex &, int, int, const QModelIndex &, int))
  Q_PRIVATE_SLOT(d_func(), void sourceModelAboutToBeReset())
  Q_PRIVATE_SLOT(d_func(), void sourceModelReset())
  Q_PRIVATE_SLOT(d_func(), void sourceLayoutAboutToBeChanged())
  Q_PRIVATE_SLOT(d_func(), void sourceLayoutChanged())
  Q_PRIVATE_SLOT(d_func(), void sourceDataChanged(const QModelIndex &, const QModelIndex &))
  Q_PRIVATE_SLOT(d_func(), void sourceModelDestroyed())

  Q_PRIVATE_SLOT(d_func(), void processPendingParents())


  // Make these private, they shouldn't be called by applications
//   virtual bool insertRows(int , int, const QModelIndex & = QModelIndex());
//   virtual bool insertColumns(int, int, const QModelIndex & = QModelIndex());
//   virtual bool removeRows(int, int, const QModelIndex & = QModelIndex());
//   virtual bool removeColumns(int, int, const QModelIndex & = QModelIndex());


  //@endcond
};

#endif