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1/////////////////////////////////////////////////////////////////////////////
2// Name: wx/scrolbar.h
3// Purpose: wxScrollBar base header
4// Author: Julian Smart
5// Modified by:
6// Created:
7// Copyright: (c) Julian Smart
8// RCS-ID: $Id$
9// Licence: wxWindows licence
10/////////////////////////////////////////////////////////////////////////////
11
12#ifndef _WX_SCROLBAR_H_BASE_
13#define _WX_SCROLBAR_H_BASE_
14
15#include "wx/defs.h"
16
17#if wxUSE_SCROLLBAR
18
19#include "wx/control.h"
20
21extern WXDLLIMPEXP_DATA_CORE(const char) wxScrollBarNameStr[];
22
23// ----------------------------------------------------------------------------
24// wxScrollBar: a scroll bar control
25// ----------------------------------------------------------------------------
26
27class WXDLLIMPEXP_CORE wxScrollBarBase : public wxControl
28{
29public:
30 wxScrollBarBase() { }
31
32 /*
33 Derived classes should provide the following method and ctor with the
34 same parameters:
35
36 bool Create(wxWindow *parent,
37 wxWindowID id,
38 const wxPoint& pos = wxDefaultPosition,
39 const wxSize& size = wxDefaultSize,
40 long style = wxSB_HORIZONTAL,
41 const wxValidator& validator = wxDefaultValidator,
42 const wxString& name = wxScrollBarNameStr);
43 */
44
45 // accessors
46 virtual int GetThumbPosition() const = 0;
47 virtual int GetThumbSize() const = 0;
48 virtual int GetPageSize() const = 0;
49 virtual int GetRange() const = 0;
50
51 bool IsVertical() const { return (m_windowStyle & wxVERTICAL) != 0; }
52
53 // operations
54 virtual void SetThumbPosition(int viewStart) = 0;
55 virtual void SetScrollbar(int position, int thumbSize,
56 int range, int pageSize,
57 bool refresh = true) = 0;
58
59 // implementation-only
60 bool IsNeeded() const { return GetRange() > GetThumbSize(); }
61
62private:
63 wxDECLARE_NO_COPY_CLASS(wxScrollBarBase);
64};
65
66#if defined(__WXUNIVERSAL__)
67 #include "wx/univ/scrolbar.h"
68#elif defined(__WXMSW__)
69 #include "wx/msw/scrolbar.h"
70#elif defined(__WXMOTIF__)
71 #include "wx/motif/scrolbar.h"
72#elif defined(__WXGTK20__)
73 #include "wx/gtk/scrolbar.h"
74#elif defined(__WXGTK__)
75 #include "wx/gtk1/scrolbar.h"
76#elif defined(__WXMAC__)
77 #include "wx/osx/scrolbar.h"
78#elif defined(__WXCOCOA__)
79 #include "wx/cocoa/scrolbar.h"
80#elif defined(__WXPM__)
81 #include "wx/os2/scrolbar.h"
82#endif
83
84#endif // wxUSE_SCROLLBAR
85
86#endif
87 // _WX_SCROLBAR_H_BASE_