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104 lines
3.2 KiB
104 lines
3.2 KiB
/*
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This file is part of Akregator.
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Copyright (C) 2004 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 AKREGATORFEEDLIST_H
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#define AKREGATORFEEDLIST_H
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#include "nodelist.h"
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class TQDomDocument;
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class TQDomNode;
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class TQString;
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namespace Akregator
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{
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class Article;
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class Feed;
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class Folder;
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class TreeNode;
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/** The model of a feed tree, represents an OPML document. Contains an additional root node "All Feeds" which isn't stored. Note that a node instance must not be in more than one FeedList at a time! When deleting the feed list, all contained nodes are deleted! */
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class FeedList : public NodeList
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{
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Q_OBJECT
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public:
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FeedList(TQObject *parent = 0, const char *name = 0);
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/** Destructor. Contained nodes are deleted! */
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~FeedList();
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/** appends another feed list as sub tree. The root node of @c list is ignored. NOTE: nodes are _moved_ from @c list to this feed list, not copied */
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void append(FeedList* list, Folder* parent=0, TreeNode* after=0);
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/** reads an OPML document and appends the items to this list
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@param doc the OPML document to parse
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@return whether parsing was successful or not (TODO: make errors more detailed)
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*/
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virtual bool readFromXML(const TQDomDocument& doc);
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/** exports the feed list as OPML. The root node ("All Feeds") is ignored! */
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virtual TQDomDocument toXML() const;
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/** returns a feed object for a given feed URL. If the feed list does not contain a feed with @c url, NULL is returned. If it contains the same feed multiple times, any of the Feed objects is returned. */
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Feed* findByURL(const TQString& feedURL) const;
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Article findArticle(const TQString& feedURL, const TQString& guid) const;
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signals:
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void signalDestroyed(FeedList*);
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protected:
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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: // compat with KDE-3.x assertions, remove for KDE 4
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// private:
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void parseChildNodes(TQDomNode &node, Folder* parent);
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// never call these
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FeedList(const FeedList&) : NodeList() {}
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FeedList& operator=(const FeedList&) { 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 FeedListPrivate;
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FeedListPrivate* d;
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};
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}
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#endif
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