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