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128 lines
3.4 KiB
128 lines
3.4 KiB
/*
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This file is part of Akregator.
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Copyright (C) 2005 Frank Osterfeld <frank.osterfeld at kdemail.net>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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As a special exception, permission is given to link this program
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with any edition of TQt, and distribute the resulting executable,
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without including the source code for TQt in the source distribution.
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*/
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#ifndef AKREGATOR_NODELIST_H
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#define AKREGATOR_NODELIST_H
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#include <tqobject.h>
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class TQDomDocument;
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class TQDomNode;
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class TQString;
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template <class K,class T> class TQMap;
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template <class T> class TQValueList;
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// hack for KDE 3.x series
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#ifdef signals
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# undef signals
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# define signals public
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#endif
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namespace Akregator {
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class Folder;
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class TreeNode;
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class NodeList : public TQObject
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{
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Q_OBJECT
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public:
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NodeList(TQObject *parent=0, const char *name=0);
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virtual ~NodeList();
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virtual Folder* rootNode() const;
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virtual bool readFromXML(const TQDomDocument& doc) = 0;
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virtual TQDomDocument toXML() const = 0;
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virtual bool isEmpty() const;
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TreeNode* findByID(int id) const;
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/** returns the title of the feed list (as used in the OPML document) */
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const TQString& title() const;
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/** sets the title of the feed list */
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void setTitle(const TQString& name);
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/** returns a flat list containing all nodes in the tree */
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const TQValueList<TreeNode*>& asFlatList() const;
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signals:
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void signalDestroyed(NodeList*);
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/** emitted when a node was added to the list */
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void signalNodeAdded(TreeNode*);
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/** emitted when a node was removed from the list */
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void signalNodeRemoved(TreeNode*);
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public slots:
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/**
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* Clears the list without touching the root node.
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*/
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void clear();
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public: // compat with KDE-3.x assertions, remove for KDE 4
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// protected:
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TQValueList<TreeNode*>* flatList() const;
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TQMap<int, TreeNode*>* idMap() const;
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int generateID();
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void setRootNode(Folder* folder);
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virtual void addNode(TreeNode* node, bool preserveID);
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virtual void removeNode(TreeNode* node);
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public slots: // compat with KDE-3.x assertions, remove for KDE 4
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// protected slots:
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virtual void slotNodeDestroyed(TreeNode* node);
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virtual void slotNodeAdded(TreeNode* node);
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virtual void slotNodeRemoved(Folder* parent, TreeNode* node);
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public: // compat with KDE-3.x assertions, remove for KDE 4
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// private:
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NodeList(const NodeList&) : TQObject() {}
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NodeList& operator=(const NodeList&) { return *this; }
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friend class AddNodeVisitor;
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class AddNodeVisitor;
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friend class RemoveNodeVisitor;
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class RemoveNodeVisitor;
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class NodeListPrivate;
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NodeListPrivate* d;
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};
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} // namespace Akregator
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#endif // AKREGATOR_NODELIST_H
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