1 files changed, 206 insertions, 0 deletions
diff --git a/akregator/src/feedlistview.h b/akregator/src/feedlistview.h
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+/*
+    This file is part of Akregator.
+
+    Copyright (C) 2004 Stanislav Karchebny <Stanislav.Karchebny@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 AKREGATORFEEDLISTVIEW_H
+#define AKREGATORFEEDLISTVIEW_H
+
+#include <klistview.h>
+#include <kurl.h>
+
+namespace Akregator
+{
+class Feed;
+class Folder;
+class NodeList;
+class TreeNode;
+class TreeNodeItem;
+class TagNodeList;
+
+class NodeListView : public KListView
+{
+Q_OBJECT
+public:
+    NodeListView( QWidget *parent = 0, const char *name = 0 );
+    virtual ~NodeListView();
+    
+    /** sets the feed list to show. Disconnects from the old feed list, if there is any. */
+    void setNodeList(NodeList* nodeList);
+
+    /** Returns root node ("All Feeds").
+        * @return root node
+        */
+    Folder* rootNode();
+    
+    /** Returns the currently selected node, @c null when no one is selected.
+        @return selected node
+        */
+    TreeNode* selectedNode();
+
+    /** selects @c node, if it exists
+        * @param node the node to select
+        */
+    void setSelectedNode(TreeNode* node);
+
+    /** Find first node with title @c title
+        returns 0 if no node was found
+    @param title
+    @return node
+        */ 
+    TreeNode* findNodeByTitle(const QString& title);
+
+    /** ensures that @c node is visible. */
+    void ensureNodeVisible(TreeNode* node);
+
+    /** activates in-place renaming for the item of @c node */
+    void startNodeRenaming(TreeNode* node);
+    
+    
+    /** reimplemented: clears the view and creates the root node ("All Feeds") */
+    virtual void clear();
+
+    /** if enabled, the view shows tag folders */
+    void setShowTagFolders(bool enabled);
+
+public slots:
+    
+    /** go one item up */
+    void slotItemUp();
+    /** go one item down */
+    void slotItemDown();
+    /** select the first item in the list */
+    void slotItemBegin();
+    /** select last item in the list */
+    void slotItemEnd();
+    /** go to parent item */
+    void slotItemLeft();
+    /** go to first child */
+    void slotItemRight();
+
+    void slotPrevFeed();
+    void slotNextFeed();
+    void slotPrevUnreadFeed();
+    void slotNextUnreadFeed();
+    
+signals:
+    void signalDropped (KURL::List &, TreeNode*, Folder*);
+    void signalNodeSelected(TreeNode*);
+    void signalRootNodeChanged(NodeListView*, TreeNode*);
+    void signalContextMenu(KListView*, TreeNode*, const QPoint&);
+
+public:         // compat with KDE-3.x assertions, remove for KDE 4
+// protected:
+
+    /** Find item belonging to tree node @c node, @c null when node is not in tree
+    @return item representing node
+    @param node a tree node */
+
+    TreeNodeItem* findNodeItem(TreeNode* node);
+
+    /** reimplemented to return TreeNodeItem* */
+    virtual TreeNodeItem* findItemByTitle(const QString& text, int column, ComparisonFlags compare = ExactMatch | CaseSensitive ) const;
+
+    /** observe @c node: connect status change signals of @c node to slots */
+    virtual void connectToNode(TreeNode* node);
+
+    /** stop observing @c node: disconnect from status change signals of @c node */
+    virtual void disconnectFromNode(TreeNode* node);
+
+    virtual void connectToNodeList(NodeList* list);
+    virtual void disconnectFromNodeList(NodeList* list);
+    
+    virtual void drawContentsOffset( QPainter * p, int ox, int oy,
+                                        int cx, int cy, int cw, int ch );
+    virtual void contentsDragMoveEvent(QDragMoveEvent* event);
+    virtual bool acceptDrag(QDropEvent *event) const;
+    virtual void movableDropEvent(QListViewItem* parent, QListViewItem* afterme);
+
+    virtual QDragObject *dragObject();
+            
+
+protected slots:
+    
+
+    void slotDropped(QDropEvent *e, QListViewItem* after);
+    void slotRootNodeChanged(TreeNode*);
+    virtual void slotSelectionChanged(QListViewItem* item);
+    virtual void slotContextMenu(KListView* list, QListViewItem* item, const QPoint& p);
+    virtual void slotItemRenamed(QListViewItem* item, int col, const QString& text);
+    virtual void slotFeedFetchStarted(Feed* feed);
+    virtual void slotFeedFetchAborted(Feed* feed);
+    virtual void slotFeedFetchError(Feed* feed);
+    virtual void slotFeedFetchCompleted(Feed* feed);
+    void openFolder();
+
+    /** called when a node is added to the tree. If no item for the node exists, it will be created */
+    virtual void slotNodeAdded(TreeNode* node);
+    
+    /** Called when a node in the tree is taken out of the tree (parent->removeChild()) 
+    
+    Removes a node and its children from the tree. Note that it doesn't delete the corresponding view items (get deleted only when the node itself gets deleted) */
+    virtual void slotNodeRemoved(Folder* parent, TreeNode* node);
+    
+    /** deletes the item belonging to the deleted node */
+    virtual void slotNodeDestroyed(TreeNode* node);
+    
+    /** update the item belonging to the node */
+    virtual void slotNodeChanged(TreeNode* node);
+
+    virtual void slotNodeListDestroyed(NodeList*);
+
+public:         // compat with KDE-3.x assertions, remove for KDE 4
+// private:
+    friend class ConnectNodeVisitor;
+    class ConnectNodeVisitor;
+    
+    friend class DisconnectNodeVisitor;
+    class DisconnectNodeVisitor;
+
+    friend class CreateItemVisitor;
+    class CreateItemVisitor;
+
+    friend class DeleteItemVisitor;
+    class DeleteItemVisitor;
+    
+    friend class DragAndDropVisitor;
+    class DragAndDropVisitor;
+
+    class NodeListViewPrivate;
+    NodeListViewPrivate* d;
+};
+
+
+class TagNodeListView : public NodeListView
+{
+    Q_OBJECT
+    public:
+        TagNodeListView(QWidget *parent = 0, const char *name = 0) {} 
+        virtual ~TagNodeListView() {}
+
+    private:
+        class TagNodeListViewPrivate;
+        TagNodeListViewPrivate* d;
+};
+
+} // namespace Akregator
+
+#endif