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- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
- *
- * The contents of this file are subject to the Netscape Public License
- * Version 1.0 (the "NPL"); you may not use this file except in
- * compliance with the NPL. You may obtain a copy of the NPL at
- * http://www.mozilla.org/NPL/
- *
- * Software distributed under the NPL is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
- * for the specific language governing rights and limitations under the
- * NPL.
- *
- * The Initial Developer of this code under the NPL is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998 Netscape Communications Corporation. All Rights
- * Reserved.
- */
- /*
- TreeView.h -- class definition for TreeView
- Created: spence murray <spence@netscape.com>, 3-Nov-97.
- */
-
-
-
- #ifndef _xfe_treeview_h
- #define _xfe_treeview_h
-
- #include "NotificationCenter.h"
- #include "Outlinable.h"
- #include "XmL/Tree.h"
-
- extern "C"
- {
- #include "gridpopup.h"
- #include "htrdf.h"
- #include "rdf.h"
- }
-
- class XFE_TreeView : public XFE_Outlinable
- {
- public:
- XFE_TreeView(const char *name,
- Widget parent,
- int tree_type,
- int width,
- int height);
-
- XFE_TreeView();
- virtual ~XFE_TreeView();
-
- // The Outlinable interface.
- void *ConvFromIndex(int index);
- virtual int ConvToIndex(void *item);
- virtual char *getColumnName(int column);
- virtual char *getColumnHeaderText(int column);
- virtual fe_icon *getColumnHeaderIcon(int column);
- virtual EOutlinerTextStyle getColumnHeaderStyle(int column);
- virtual void *acquireLineData(int line);
- virtual void getTreeInfo(XP_Bool *expandable, XP_Bool *is_expanded, int *depth,
- OutlinerAncestorInfo **ancestor);
- virtual EOutlinerTextStyle getColumnStyle(int column);
- virtual char *getColumnText(int column);
- virtual fe_icon *getColumnIcon(int column);
-
- // Tells the Outlinable object that the line data is no
- // longer needed, and it can free any storage associated with
- // it.
- virtual void releaseLineData();
-
- virtual void Buttonfunc(const OutlineButtonFuncData *data);
- virtual void Flippyfunc(const OutlineFlippyFuncData *data);
-
- // return the outliner associated with this outlinable.
- virtual XFE_Outliner *getOutliner();
-
- // Get tooltipString & docString;
- // returned string shall be freed by the callee
- // row < 0 indicates heading row; otherwise it is a content row
- // (starting from 0)
- //
- virtual char *getCellTipString(int row, int column);
- virtual char *getCellDocString(int row, int column);
-
- // the notifyProc
- void handleRDFNotify (HT_Notification ns,
- HT_Resource node,
- HT_Event event);
- private:
- // load the RDF database
- void getRDFDB ();
-
- // fill the tree with the current RDF database
- void drawTree ();
-
- // draw a node
- void drawNode (HT_Resource node);
-
- protected:
- XFE_Outliner *m_outliner;
- Widget m_tree;
-
- // rdf handles
- RDF_Resources m_rdfResources;
- HT_Pane m_htPane;
- HT_View m_htView;
- };
-
- extern "C" void
- fe_showTreeView (Widget parent, int tree_type, int width, int height);
-
- // the notifyProc
- extern "C" void
- xfe_handleRDFNotify (HT_Notification ns,
- HT_Resource node,
- HT_Event event);
-
- #endif /* _xfe_treeview_h */
-
-