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120 lines
3.8 KiB
C++
120 lines
3.8 KiB
C++
/*
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Copyright (c) 2009 Kevin Ottens <ervin@kde.org>
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This library is free software; you can redistribute it and/or modify it
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under the terms of the GNU Library General Public License as published by
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the Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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This library is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
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License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301, USA.
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*/
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#ifndef LIBKDEPIM_STATISTICSPROXYMODEL_H
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#define LIBKDEPIM_STATISTICSPROXYMODEL_H
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#include "kdepim_export.h"
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#include <kidentityproxymodel.h>
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namespace KPIM {
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/**
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* @short A proxy model that exposes collection statistics through extra columns.
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*
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* This class can be used on top of an EntityTreeModel to display extra columns
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* summarizing statistics of collections.
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*
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* @code
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*
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* Akonadi::EntityTreeModel *model = new Akonadi::EntityTreeModel( ... );
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*
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* KPIM::StatisticsProxyModel *proxy = new KPIM::StatisticsProxyModel();
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* proxy->setSourceModel( model );
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*
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* Akonadi::EntityTreeView *view = new Akonadi::EntityTreeView( this );
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* view->setModel( proxy );
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*
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* @endcode
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*
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* @author Kevin Ottens <ervin@kde.org>
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* @since 4.4
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*/
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class KDEPIM_EXPORT StatisticsProxyModel : public KIdentityProxyModel
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{
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Q_OBJECT
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public:
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/**
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* Creates a new statistics proxy model.
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*
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* @param parent The parent object.
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*/
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explicit StatisticsProxyModel( QObject *parent = 0 );
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/**
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* Destroys the statistics proxy model.
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*/
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virtual ~StatisticsProxyModel();
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/**
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* @param enable Display tooltips
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*/
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void setToolTipEnabled( bool enable);
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/**
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* Return true if we display tooltips, otherwise false
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*/
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bool isToolTipEnabled() const;
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/**
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* @param enable Display extra statistics columns
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*/
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void setExtraColumnsEnabled( bool enable);
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/**
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* Return true if we display extra statistics columns, otherwise false
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*/
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bool isExtraColumnsEnabled() const;
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virtual QModelIndex index ( int row, int column, const QModelIndex & parent = QModelIndex() ) const;
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virtual QModelIndex parent(const QModelIndex& child) const;
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virtual QVariant data( const QModelIndex & index, int role = Qt::DisplayRole ) const;
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virtual QVariant headerData( int section, Qt::Orientation orientation, int role = Qt::DisplayRole ) const;
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virtual Qt::ItemFlags flags ( const QModelIndex & index ) const;
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virtual int columnCount( const QModelIndex & parent = QModelIndex() ) const;
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virtual QModelIndexList match( const QModelIndex& start, int role, const QVariant& value, int hits = 1,
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Qt::MatchFlags flags = Qt::MatchFlags( Qt::MatchStartsWith | Qt::MatchWrap ) ) const;
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virtual void setSourceModel(QAbstractItemModel* sourceModel);
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virtual void connectNotify(const char* signal);
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QModelIndex mapFromSource(const QModelIndex& sourceIndex) const;
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QModelIndex mapToSource(const QModelIndex& sourceIndex) const;
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QModelIndex buddy(const QModelIndex &index) const;
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QItemSelection mapSelectionToSource(const QItemSelection& selection) const;
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private:
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//@cond PRIVATE
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class Private;
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Private* const d;
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Q_PRIVATE_SLOT( d, void proxyDataChanged( QModelIndex, QModelIndex ) )
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Q_PRIVATE_SLOT( d, void sourceLayoutAboutToBeChanged() )
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Q_PRIVATE_SLOT( d, void sourceLayoutChanged() )
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//@endcond
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};
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}
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#endif
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