kjots/kjotsmodel.h

   1 /*
   2     This file is part of KJots.
   3
   4     Copyright (c) 2009 Stephen Kelly <steveire@gmail.com>
   5
   6     This library is free software; you can redistribute it and/or modify it
   7     under the terms of the GNU Library General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or (at your
   9     option) any later version.
  10
  11     This library is distributed in the hope that it will be useful, but WITHOUT
  12     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
  14     License for more details.
  15
  16     You should have received a copy of the GNU Library General Public License
  17     along with this library; see the file COPYING.LIB.  If not, write to the
  18     Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19     02110-1301, USA.
  20 */
  21
  22 #ifndef KJOTSMODEL_H
  23 #define KJOTSMODEL_H
  24
  25 #include <akonadi/entitytreemodel.h>
  26
  27 class QTextDocument;
  28
  29 namespace Akonadi
  30 {
  31 class ChangeRecorder;
  32 class Session;
  33 }
  34
  35 using namespace Akonadi;
  36
  37 /**
  38  * A wrapper QObject making some book and page properties available to Grantlee.
  39  */
  40 class KJotsEntity : public QObject
  41 {
  42   Q_OBJECT
  43   Q_PROPERTY(QString title READ title)
  44   Q_PROPERTY(QString content READ content)
  45   Q_PROPERTY(QString plainContent READ plainContent)
  46   Q_PROPERTY(qint64 entityId READ entityId)
  47   Q_PROPERTY(bool isBook READ isBook)
  48   Q_PROPERTY(bool isPage READ isPage)
  49   Q_PROPERTY(QVariantList entities READ entities)
  50   Q_PROPERTY(QVariantList breadcrumbs READ breadcrumbs)
  51
  52 public:
  53   explicit KJotsEntity( const QModelIndex &index, QObject *parent = 0 );
  54   void setIndex( const QModelIndex &index );
  55
  56   bool isBook() const;
  57   bool isPage() const;
  58
  59   QString title() const;
  60
  61   QString content() const;
  62
  63   QString plainContent() const;
  64
  65   qint64 entityId() const;
  66
  67   QVariantList entities() const;
  68
  69   QVariantList breadcrumbs() const;
  70
  71 private:
  72   QPersistentModelIndex m_index;
  73 };
  74
  75 class KJotsModel : public EntityTreeModel
  76 {
  77   Q_OBJECT
  78 public:
  79   explicit KJotsModel( ChangeRecorder *monitor, QObject *parent = 0 );
  80   virtual ~KJotsModel();
  81
  82   enum KJotsRoles
  83   {
  84     GrantleeObjectRole = EntityTreeModel::UserRole,
  85     DocumentRole,
  86     DocumentCursorPositionRole
  87   };
  88
  89   // We don't reimplement the Collection overload.
  90   using EntityTreeModel::entityData;
  91   virtual QVariant entityData( const Akonadi::Item& item, int column, int role = Qt::DisplayRole ) const;
  92
  93   QVariant data( const QModelIndex &index, int role ) const;
  94
  95   virtual bool setData( const QModelIndex& index, const QVariant& value, int role = Qt::EditRole );
  96
  97
  98 private:
  99   QHash<Entity::Id, QColor> m_colors;
 100   mutable QHash<Item::Id, QTextDocument *> m_documents;
 101   QHash<Item::Id, int> m_cursorPositions;
 102
 103 };
 104
 105 #endif
 106