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FXScrollPane.h

00001 /********************************************************************************
00002 *                                                                               *
00003 *               S c r o l l i n g   M e n u   P a n e   W i d g e t             *
00004 *                                                                               *
00005 *********************************************************************************
00006 * Copyright (C) 1997,2004 by Jeroen van der Zijp.   All Rights Reserved.        *
00007 *********************************************************************************
00008 * This library is free software; you can redistribute it and/or                 *
00009 * modify it under the terms of the GNU Lesser General Public                    *
00010 * License as published by the Free Software Foundation; either                  *
00011 * version 2.1 of the License, or (at your option) any later version.            *
00012 *                                                                               *
00013 * This library is distributed in the hope that it will be useful,               *
00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of                *
00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU             *
00016 * Lesser General Public License for more details.                               *
00017 *                                                                               *
00018 * You should have received a copy of the GNU Lesser General Public              *
00019 * License along with this library; if not, write to the Free Software           *
00020 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.    *
00021 *********************************************************************************
00022 * $Id: FXScrollPane.h,v 1.6 2004/02/08 17:17:34 fox Exp $                       *
00023 ********************************************************************************/
00024 #ifndef FXSCROLLPANE_H
00025 #define FXSCROLLPANE_H
00026 
00027 #ifndef FXMENUPANE_H
00028 #include "FXMenuPane.h"
00029 #endif
00030 
00031 namespace FX {
00032 
00033 class FXArrowButton;
00034 
00035 /// Scrolling menu pane
00036 class FXAPI FXScrollPane : public FXMenuPane {
00037   FXDECLARE(FXScrollPane)
00038 protected:
00039   FXArrowButton *dn;            // Button to scroll down
00040   FXArrowButton *up;            // Button to scroll up
00041   FXint          visible;       // Visible entries
00042   FXint          top;           // Top visible entry
00043 protected:
00044   FXScrollPane();
00045 private:
00046   FXScrollPane(const FXScrollPane&);
00047   FXScrollPane &operator=(const FXScrollPane&);
00048 public:
00049   long onUpdIncrement(FXObject*,FXSelector,void*);
00050   long onCmdIncrement(FXObject*,FXSelector,void*);
00051   long onUpdDecrement(FXObject*,FXSelector,void*);
00052   long onCmdDecrement(FXObject*,FXSelector,void*);
00053 public:
00054   enum {
00055     ID_SCROLL_DN=FXMenuPane::ID_LAST,
00056     ID_SCROLL_UP,
00057     ID_LAST
00058     };
00059 public:
00060 
00061   /// Construct menu pane
00062   FXScrollPane(FXWindow* owner,FXint nvis,FXuint opts=0);
00063 
00064   /// Return the default width of this window
00065   virtual FXint getDefaultWidth();
00066 
00067   /// Return the default height of this window
00068   virtual FXint getDefaultHeight();
00069 
00070   /// Show this window
00071   virtual void show();
00072 
00073   /// Perform layout
00074   virtual void layout();
00075 
00076   /// Get index of top most menu item
00077   FXint getTopItem() const { return top; }
00078 
00079   /// Scroll item to top
00080   void setTopItem(FXint t);
00081 
00082   /// Destroy
00083   virtual ~FXScrollPane();
00084   };
00085 
00086 }
00087 
00088 #endif

Copyright © 1997-2004 Jeroen van der Zijp