src/backend/tree-node.h

   1 /*                                                                         *
   2  * Tree model node
   3  * This file is based on TelepathyQt4Yell Models
   4  *
   5  * Copyright (C) 2010 Collabora Ltd. <http://www.collabora.co.uk/>
   6  * Copyright (C) 2011 Martin Klapetek <martin dot klapetek at gmail dot com>
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  21  */
  22
  23 #ifndef TELEPATHY_TREE_NODE_H
  24 #define TELEPATHY_TREE_NODE_H
  25
  26 #include <QObject>
  27 #include <QVariant>
  28 #include "makneto-backend.h"
  29
  30 namespace MaknetoBackend {
  31
  32         class MAKNETO_EXPORT TreeNode : public QObject
  33         {
  34                 Q_OBJECT
  35                 Q_DISABLE_COPY(TreeNode)
  36
  37         public:
  38                 TreeNode();
  39
  40                 virtual ~TreeNode();
  41
  42                 TreeNode *childAt(int index) const;
  43
  44                 void addChild(TreeNode *node);
  45
  46                 int indexOf(TreeNode *node) const;
  47
  48                 int size() const;
  49
  50                 TreeNode *parent() const;
  51
  52                 virtual QVariant data(int role) const;
  53                 virtual bool setData(int role, const QVariant &value);
  54                 virtual void remove();
  55
  56         Q_SIGNALS:
  57                 void changed(TreeNode *);
  58                 void childrenAdded(TreeNode *parent, const QList<TreeNode *> &nodes);
  59                 void childrenRemoved(TreeNode *parent, int first, int last);
  60
  61         private:
  62                 struct Private;
  63                 friend struct Private;
  64                 Private *mPriv;
  65         };
  66
  67
  68 }
  69 #endif // TELEPATHY_TREE_NODE_H