include/wx/cocoa/scrolbar.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/cocoa/scrolbar.h
   3 // Purpose:     wxScrollBar class
   4 // Author:      David Elliott
   5 // Modified by:
   6 // Created:     2004/04/25
   7 // Copyright:   (c) 2004 David Elliott
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_COCOA_SCROLBAR_H__
  12 #define _WX_COCOA_SCROLBAR_H__
  13
  14 #include "wx/cocoa/NSScroller.h"
  15
  16 // ========================================================================
  17 // wxScrollBar
  18 // ========================================================================
  19 class WXDLLIMPEXP_CORE wxScrollBar: public wxScrollBarBase, protected wxCocoaNSScroller
  20 {
  21     DECLARE_DYNAMIC_CLASS(wxScrollBar)
  22     DECLARE_EVENT_TABLE()
  23     WX_DECLARE_COCOA_OWNER(NSScroller,NSControl,NSView)
  24 // ------------------------------------------------------------------------
  25 // initialization
  26 // ------------------------------------------------------------------------
  27 public:
  28     wxScrollBar() { }
  29     wxScrollBar(wxWindow *parent, wxWindowID winid,
  30             const wxPoint& pos = wxDefaultPosition,
  31             const wxSize& size = wxDefaultSize,
  32             long style = wxSB_HORIZONTAL,
  33             const wxValidator& validator = wxDefaultValidator,
  34             const wxString& name = wxScrollBarNameStr)
  35     {
  36         Create(parent, winid, pos, size, style, validator, name);
  37     }
  38
  39     bool Create(wxWindow *parent, wxWindowID winid,
  40             const wxPoint& pos = wxDefaultPosition,
  41             const wxSize& size = wxDefaultSize,
  42             long style = wxSB_HORIZONTAL,
  43             const wxValidator& validator = wxDefaultValidator,
  44             const wxString& name = wxScrollBarNameStr);
  45     virtual ~wxScrollBar();
  46
  47 // ------------------------------------------------------------------------
  48 // Cocoa callbacks
  49 // ------------------------------------------------------------------------
  50 protected:
  51     virtual void Cocoa_wxNSScrollerAction(void);
  52 // ------------------------------------------------------------------------
  53 // Implementation
  54 // ------------------------------------------------------------------------
  55 public:
  56     // accessors
  57     virtual int GetThumbPosition() const;
  58     virtual int GetThumbSize() const { return m_thumbSize; }
  59     virtual int GetPageSize() const { return m_pageSize; }
  60     virtual int GetRange() const { return m_range; }
  61
  62     // operations
  63     virtual void SetThumbPosition(int viewStart);
  64     virtual void SetScrollbar(int position, int thumbSize,
  65                               int range, int pageSize,
  66                               bool refresh = TRUE);
  67 protected:
  68     int m_range;
  69     int m_thumbSize;
  70     int m_pageSize;
  71 };
  72
  73 #endif
  74     // _WX_COCOA_SCROLBAR_H__