From 460c52653ab0dcca6f19a4f492ed2c5e4e963ab0 Mon Sep 17 00:00:00 2001
From: toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>
Date: Wed, 25 Nov 2009 17:56:58 +0000
Subject: Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
 BUG:215923

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---
 akregator/src/tagnode.h | 136 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100644 akregator/src/tagnode.h

(limited to 'akregator/src/tagnode.h')

diff --git a/akregator/src/tagnode.h b/akregator/src/tagnode.h
new file mode 100644
index 000000000..51ee4879c
--- /dev/null
+++ b/akregator/src/tagnode.h
@@ -0,0 +1,136 @@
+    /*
+        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_TAGNODE_H
+#define AKREGATOR_TAGNODE_H
+
+#include <treenode.h>
+
+class QDomDocument;
+class QDomElement;
+class QString;
+class QStringList;
+template <class T> class QValueList;
+
+namespace Akregator 
+{
+
+class Article;
+class Folder;
+class FetchQueue;
+class Tag;
+class TreeNodeVisitor;
+
+class TagNode : public TreeNode
+{
+Q_OBJECT
+
+public:
+
+    /** creates a tag node, showing articles with a specific tag, from a given node.
+        @param tagId the identifier of the tag, as stored in the archive
+        @param observed the tag node will list the tagged articles of @c observed (usually "All Feeds" root node)
+     
+    */
+    TagNode(const Tag& tag, TreeNode* observed);
+    
+    virtual ~TagNode();
+
+    virtual bool accept(TreeNodeVisitor* visitor);
+
+    virtual Tag tag() const;
+
+    virtual QString icon() const;
+    
+    /** The unread count, returns the number of new/unread articles in the node (for groups: the accumulated count of the subtree)
+    @return number of new/unread articles */
+
+    virtual int unread() const;
+    
+
+    /** returns the number of total articles in the node (for groups: the accumulated count of the subtree)
+    @return number of articles */
+    
+    virtual int totalCount() const;
+
+    
+    /** Returns a sequence of the articles this node contains. For feed groups, this returns a concatenated list of all articles in the sub tree.
+    If @c tag is not null, only articles tagged with @c tag are returned
+    @return sequence of articles */
+    
+    virtual QValueList<Article> articles(const QString& tag=QString::null);
+
+    /** returns a list of all tags occurring in this node (sub tree for folders) */
+
+    virtual QStringList tags() const;
+    
+    /** Helps the rest of the app to decide if node should be handled as group or not. Only use where necessary, use polymorphism where possible.
+    @return whether the node is a feed group or not */
+    
+    virtual bool isGroup() const {return false;}
+
+    /** reimplemented to return an invalid element */
+    
+    virtual QDomElement toOPML( QDomElement parent, QDomDocument document ) const;
+    
+    /** returns the next node in the tree.
+        Calling next() unless it returns 0 iterates through the tree in pre-order
+     */ 
+    virtual TreeNode* next(); 
+
+    virtual void setTitle(const QString& title);
+
+    /** called by @c TagNodeList when the tag of this node was changed */    
+    virtual void tagChanged();
+
+public slots:
+    
+
+    /** does nothing for TagNode */  
+    virtual void slotDeleteExpiredArticles();
+
+    /** marks all articles as read */
+    virtual void slotMarkAllArticlesAsRead();
+
+    /** does nothing for TagNode */
+    virtual void slotAddToFetchQueue(FetchQueue* queue, bool intervalFetchOnly=false);
+    
+    virtual void slotArticlesAdded(TreeNode* node, const QValueList<Article>& list);
+    virtual void slotArticlesUpdated(TreeNode* node, const QValueList<Article>& list);
+    virtual void slotArticlesRemoved(TreeNode* node, const QValueList<Article>& list);
+    virtual void slotObservedDestroyed(TreeNode* node);
+
+protected:
+
+    virtual void doArticleNotification();
+    virtual void calcUnread();
+    
+private:
+    class TagNodePrivate;
+    TagNodePrivate* d;
+};
+
+}
+
+#endif // AKREGATOR_TAGNODE_H
-- 
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