include/wx/gtk/scrolbar.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        scrolbar.h
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10
  11 #ifndef __GTKSCROLLBARH__
  12 #define __GTKSCROLLBARH__
  13
  14 #ifdef __GNUG__
  15 #pragma interface
  16 #endif
  17
  18 #include "wx/defs.h"
  19
  20 #if wxUSE_SCROLLBAR
  21
  22 #include "wx/object.h"
  23 #include "wx/control.h"
  24
  25 //-----------------------------------------------------------------------------
  26 // classes
  27 //-----------------------------------------------------------------------------
  28
  29 class wxScrollBar;
  30
  31 //-----------------------------------------------------------------------------
  32 // global data
  33 //-----------------------------------------------------------------------------
  34
  35 extern const char *wxScrollBarNameStr;
  36
  37 //-----------------------------------------------------------------------------
  38 // wxScrollBar
  39 //-----------------------------------------------------------------------------
  40
  41 class wxScrollBar: public wxControl
  42 {
  43 public:
  44     wxScrollBar()
  45        { m_adjust = (GtkAdjustment *) NULL; m_oldPos = 0.0; }
  46     inline wxScrollBar( wxWindow *parent, wxWindowID id,
  47            const wxPoint& pos = wxDefaultPosition,
  48            const wxSize& size = wxDefaultSize,
  49            long style = wxSB_HORIZONTAL,
  50            const wxValidator& validator = wxDefaultValidator,
  51            const wxString& name = wxScrollBarNameStr )
  52     {
  53         Create( parent, id, pos, size, style, validator, name );
  54     }
  55     bool Create( wxWindow *parent, wxWindowID id,
  56            const wxPoint& pos = wxDefaultPosition,
  57            const wxSize& size = wxDefaultSize,
  58            long style = wxSB_HORIZONTAL,
  59            const wxValidator& validator = wxDefaultValidator,
  60            const wxString& name = wxScrollBarNameStr );
  61     ~wxScrollBar();
  62     int GetThumbPosition() const;
  63     int GetThumbSize() const;
  64     int GetPageSize() const;
  65     int GetRange() const;
  66     virtual void SetThumbPosition( int viewStart );
  67     virtual void SetScrollbar( int position, int thumbSize, int range, int pageSize,
  68       bool refresh = TRUE );
  69
  70     // Backward compatibility
  71     // ----------------------
  72
  73     int GetValue(void) const;
  74     void SetValue( int viewStart );
  75     void GetValues( int *viewStart, int *viewLength, int *objectLength, int *pageLength) const;
  76     int GetViewLength() const;
  77     int GetObjectLength() const;
  78     void SetPageSize( int pageLength );
  79     void SetObjectLength( int objectLength );
  80     void SetViewLength( int viewLength );
  81
  82     // implementation
  83     // --------------
  84
  85     bool IsOwnGtkWindow( GdkWindow *window );
  86     void ApplyWidgetStyle();
  87
  88     GtkAdjustment  *m_adjust;
  89     float           m_oldPos;
  90
  91 private:
  92     DECLARE_DYNAMIC_CLASS(wxScrollBar)
  93 };
  94
  95 #endif
  96
  97 #endif
  98     // __GTKSCROLLBARH__