fetchqueue.h

/*
    This file is part of Akregator.
 
    Copyright (C) 2004 Sashmit Bhaduri <smt@vfemail.net>
                  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_FETCHQUEUE_H
#define AKREGATOR_FETCHQUEUE_H
 
#include <tqobject.h>
 
namespace Akregator {
 
class Feed;
class TreeNode;
 
class FetchQueue : public TQObject
{
    TQ_OBJECT
  
 
    public:
 
        FetchQueue(TQObject* parent=0, const char* name=0);
        virtual ~FetchQueue();
 
        bool isEmpty() const;
        
        void addFeed(Feed *f);
 
    public slots:
    
        void slotAbort();
        
    signals:
 
        void signalStarted();
        void signalStopped();
        void fetched(Feed*);
        void fetchError(Feed*);
 
    protected: 
 
        void fetchNextFeed();
        
        void feedDone(Feed *f);
        void connectToFeed(Feed* feed);
        void disconnectFromFeed(Feed* feed);
 
    protected slots:
        
        void slotNodeDestroyed(TreeNode* node);
        void slotFeedFetched(Feed *);
        void slotFetchError(Feed *);
        void slotFetchAborted(Feed *);
        
    private:
 
        class FetchQueuePrivate;
        FetchQueuePrivate* d;
};
 
} // namespace Akregator
 
#endif