1 files changed, 126 insertions, 0 deletions
diff --git a/akregator/src/nodelist.h b/akregator/src/nodelist.h
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+/*
+    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 Qt, and distribute the resulting executable,
+    without including the source code for Qt in the source distribution.
+*/
+
+#ifndef AKREGATOR_NODELIST_H
+#define AKREGATOR_NODELIST_H
+
+#include <qobject.h>
+
+class QDomDocument;
+class QDomNode;
+class QString;
+
+template <class K,class T> class QMap;
+template <class T> class QValueList;
+
+// hack for KDE 3.x series
+#ifdef signals
+#  undef signals
+#  define signals public
+#endif
+
+namespace Akregator {
+
+class Folder;
+class TreeNode;
+
+class NodeList : public QObject
+{
+
+Q_OBJECT
+
+public:
+    NodeList(QObject *parent=0, const char *name=0);
+    virtual ~NodeList();
+
+    virtual Folder* rootNode() const;
+
+    virtual bool readFromXML(const QDomDocument& doc) = 0;
+
+    virtual QDomDocument toXML() const = 0;
+
+    virtual bool isEmpty() const;
+
+    TreeNode* findByID(int id) const;
+
+    /** returns the title of the feed list (as used in the OPML document) */
+    const QString& title() const;
+
+    /** sets the title of the feed list */
+    void setTitle(const QString& name);
+
+    /** returns a flat list containing all nodes in the tree */
+    const QValueList<TreeNode*>& asFlatList() const;
+
+signals:
+    void signalDestroyed(NodeList*);
+    /** emitted when a node was added to the list */
+    void signalNodeAdded(TreeNode*);
+    /** emitted when a node was removed from the list */
+    void signalNodeRemoved(TreeNode*);
+
+public slots:
+
+    /**
+     * Clears the list without touching the root node.
+     */
+    void clear();
+
+public:         // compat with KDE-3.x assertions, remove for KDE 4
+// protected:
+
+    QValueList<TreeNode*>* flatList() const;
+    QMap<int, TreeNode*>* idMap() const;
+    
+    int generateID();
+    void setRootNode(Folder* folder);
+    virtual void addNode(TreeNode* node, bool preserveID);
+    virtual void removeNode(TreeNode* node);
+  
+public slots:         // compat with KDE-3.x assertions, remove for KDE 4
+// protected slots:
+
+    virtual void slotNodeDestroyed(TreeNode* node);
+    virtual void slotNodeAdded(TreeNode* node);
+    virtual void slotNodeRemoved(Folder* parent, TreeNode* node);
+
+public:         // compat with KDE-3.x assertions, remove for KDE 4
+// private:
+    NodeList(const NodeList&) : QObject() {}
+    NodeList& operator=(const NodeList&) { return *this; }
+
+    friend class AddNodeVisitor;
+    class AddNodeVisitor;
+
+    friend class RemoveNodeVisitor;
+    class RemoveNodeVisitor;
+
+    class NodeListPrivate;
+    NodeListPrivate* d;
+    
+};
+
+} // namespace Akregator
+
+#endif // AKREGATOR_NODELIST_H