include/wx/msw/slider95.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/msw/slider95.h
   3 // Purpose:     wxSlider class, using the Win95 (and later) trackbar control
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_SLIDER95_H_
  13 #define _WX_SLIDER95_H_
  14
  15 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  16 #pragma interface "slider95.h"
  17 #endif
  18
  19 class WXDLLEXPORT wxSubwindows;
  20
  21 // Slider
  22 class WXDLLEXPORT wxSlider : public wxSliderBase
  23 {
  24 public:
  25     wxSlider() { Init(); }
  26
  27     wxSlider(wxWindow *parent,
  28              wxWindowID id,
  29              int value,
  30              int minValue,
  31              int maxValue,
  32              const wxPoint& pos = wxDefaultPosition,
  33              const wxSize& size = wxDefaultSize,
  34              long style = wxSL_HORIZONTAL,
  35              const wxValidator& validator = wxDefaultValidator,
  36              const wxString& name = wxSliderNameStr)
  37     {
  38         Init();
  39
  40         (void)Create(parent, id, value, minValue, maxValue,
  41                      pos, size, style, validator, name);
  42     }
  43
  44     bool Create(wxWindow *parent,
  45                 wxWindowID id,
  46                 int value,
  47                 int minValue, int maxValue,
  48                 const wxPoint& pos = wxDefaultPosition,
  49                 const wxSize& size = wxDefaultSize,
  50                 long style = wxSL_HORIZONTAL,
  51                 const wxValidator& validator = wxDefaultValidator,
  52                 const wxString& name = wxSliderNameStr);
  53
  54     virtual ~wxSlider();
  55
  56     // slider methods
  57     virtual int GetValue() const;
  58     virtual void SetValue(int);
  59
  60     void SetRange(int minValue, int maxValue);
  61
  62     int GetMin() const { return m_rangeMin; }
  63     int GetMax() const { return m_rangeMax; }
  64
  65     // Win32-specific slider methods
  66     void SetTickFreq(int n, int pos);
  67     int GetTickFreq() const { return m_tickFreq; }
  68     void SetPageSize(int pageSize);
  69     int GetPageSize() const;
  70     void ClearSel();
  71     void ClearTicks();
  72     void SetLineSize(int lineSize);
  73     int GetLineSize() const;
  74     int GetSelEnd() const;
  75     int GetSelStart() const;
  76     void SetSelection(int minPos, int maxPos);
  77     void SetThumbLength(int len);
  78     int GetThumbLength() const;
  79     void SetTick(int tickPos);
  80
  81     // implementation only from now on
  82     WXHWND GetStaticMin() const;
  83     WXHWND GetStaticMax() const;
  84     WXHWND GetEditValue() const;
  85     virtual bool ContainsHWND(WXHWND hWnd) const;
  86
  87     // we should let background show through the slider (and its labels)
  88     virtual bool HasTransparentBackground() { return true; }
  89
  90
  91     void Command(wxCommandEvent& event);
  92     virtual bool MSWOnScroll(int orientation, WXWORD wParam,
  93                              WXWORD pos, WXHWND control);
  94
  95     virtual bool Show(bool show = true);
  96     virtual bool Enable(bool show = true);
  97     virtual bool SetFont(const wxFont& font);
  98
  99 protected:
 100     // common part of all ctors
 101     void Init();
 102
 103     // format an integer value as string
 104     static wxString Format(int n) { return wxString::Format(_T("%d"), n); }
 105
 106     // get the boundig box for the slider and possible labels
 107     wxRect GetBoundingBox() const;
 108
 109     // get the height and, if the pointer is not NULL, width of our labels
 110     int GetLabelsSize(int *width = NULL) const;
 111
 112
 113     // overridden base class virtuals
 114     virtual void DoGetPosition(int *x, int *y) const;
 115     virtual void DoGetSize(int *width, int *height) const;
 116     virtual void DoMoveWindow(int x, int y, int width, int height);
 117     virtual wxSize DoGetBestSize() const;
 118
 119     virtual wxBorder GetDefaultBorder() const { return wxBORDER_NONE; }
 120
 121     virtual WXDWORD MSWGetStyle(long flags, WXDWORD *exstyle = NULL) const;
 122
 123
 124     // the labels windows, if any
 125     wxSubwindows *m_labels;
 126
 127     int           m_rangeMin;
 128     int           m_rangeMax;
 129     int           m_pageSize;
 130     int           m_lineSize;
 131     int           m_tickFreq;
 132
 133     // flag needed to detect whether we're getting THUMBRELEASE event because
 134     // of dragging the thumb or scrolling the mouse wheel
 135     bool m_isDragging;
 136
 137     DECLARE_DYNAMIC_CLASS_NO_COPY(wxSlider)
 138 };
 139
 140 #endif // _WX_SLIDER95_H_
 141