tagnode.h

    /*
        This file is part of Akregator.
    
        Copyright (C) 2005 Frank Osterfeld <frank.osterfeld at kdemail.net>
    
        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.
    
        As a special exception, permission is given to link this program
        with any edition of TQt, and distribute the resulting executable,
        without including the source code for TQt in the source distribution.
    */
 
#ifndef AKREGATOR_TAGNODE_H
#define AKREGATOR_TAGNODE_H
 
#include <treenode.h>
 
class TQDomDocument;
class TQDomElement;
class TQString;
class TQStringList;
template <class T> class TQValueList;
 
namespace Akregator 
{
 
class Article;
class Folder;
class FetchQueue;
class Tag;
class TreeNodeVisitor;
 
class TagNode : public TreeNode
{
TQ_OBJECT
  
 
public:

    TagNode(const Tag& tag, TreeNode* observed);
    
    virtual ~TagNode();
 
    virtual bool accept(TreeNodeVisitor* visitor);
 
    virtual Tag tag() const;
 
    virtual TQString icon() const;
    
 
    virtual int unread() const;
    

    
    virtual int totalCount() const;
 
    
    
    virtual TQValueList<Article> articles(const TQString& tag=TQString());

 
    virtual TQStringList tags() const;
    
    
    virtual bool isGroup() const {return false;}

    
    virtual TQDomElement toOPML( TQDomElement parent, TQDomDocument document ) const;
     
    virtual TreeNode* next(); 
 
    virtual void setTitle(const TQString& title);
    
    virtual void tagChanged();
 
public slots:
    
  
    virtual void slotDeleteExpiredArticles();

    virtual void slotMarkAllArticlesAsRead();

    virtual void slotAddToFetchQueue(FetchQueue* queue, bool intervalFetchOnly=false);
    
    virtual void slotArticlesAdded(TreeNode* node, const TQValueList<Article>& list);
    virtual void slotArticlesUpdated(TreeNode* node, const TQValueList<Article>& list);
    virtual void slotArticlesRemoved(TreeNode* node, const TQValueList<Article>& list);
    virtual void slotObservedDestroyed(TreeNode* node);
 
protected:
 
    virtual void doArticleNotification();
    virtual void calcUnread();
    
private:
    class TagNodePrivate;
    TagNodePrivate* d;
};
 
}
 
#endif // AKREGATOR_TAGNODE_H