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- /////////////////////////////////////////////////////////////////////////////
- // Name: wx/msw/slider.h
- // Purpose: wxSlider class implementation using trackbar control
- // Author: Julian Smart
- // Modified by:
- // Created: 01/02/97
- // Copyright: (c) Julian Smart
- // Licence: wxWindows licence
- /////////////////////////////////////////////////////////////////////////////
- #ifndef _WX_SLIDER_H_
- #define _WX_SLIDER_H_
- class WXDLLIMPEXP_FWD_CORE wxSubwindows;
- // Slider
- class WXDLLIMPEXP_CORE wxSlider : public wxSliderBase
- {
- public:
- wxSlider() { Init(); }
- wxSlider(wxWindow *parent,
- wxWindowID id,
- int value,
- int minValue,
- int maxValue,
- const wxPoint& pos = wxDefaultPosition,
- const wxSize& size = wxDefaultSize,
- long style = wxSL_HORIZONTAL,
- const wxValidator& validator = wxDefaultValidator,
- const wxString& name = wxSliderNameStr)
- {
- Init();
- (void)Create(parent, id, value, minValue, maxValue,
- pos, size, style, validator, name);
- }
- bool Create(wxWindow *parent,
- wxWindowID id,
- int value,
- int minValue, int maxValue,
- const wxPoint& pos = wxDefaultPosition,
- const wxSize& size = wxDefaultSize,
- long style = wxSL_HORIZONTAL,
- const wxValidator& validator = wxDefaultValidator,
- const wxString& name = wxSliderNameStr);
- virtual ~wxSlider();
- // slider methods
- virtual int GetValue() const;
- virtual void SetValue(int);
- void SetRange(int minValue, int maxValue);
- int GetMin() const { return m_rangeMin; }
- int GetMax() const { return m_rangeMax; }
- // Win32-specific slider methods
- int GetTickFreq() const { return m_tickFreq; }
- void SetPageSize(int pageSize);
- int GetPageSize() const;
- void ClearSel();
- void ClearTicks();
- void SetLineSize(int lineSize);
- int GetLineSize() const;
- int GetSelEnd() const;
- int GetSelStart() const;
- void SetSelection(int minPos, int maxPos);
- void SetThumbLength(int len);
- int GetThumbLength() const;
- void SetTick(int tickPos);
- // implementation only from now on
- WXHWND GetStaticMin() const;
- WXHWND GetStaticMax() const;
- WXHWND GetEditValue() const;
- virtual bool ContainsHWND(WXHWND hWnd) const;
- // we should let background show through the slider (and its labels)
- virtual bool HasTransparentBackground() { return true; }
- // returns true if the platform should explicitly apply a theme border
- virtual bool CanApplyThemeBorder() const { return false; }
- void Command(wxCommandEvent& event);
- virtual bool MSWOnScroll(int orientation, WXWORD wParam,
- WXWORD pos, WXHWND control);
- virtual bool Show(bool show = true);
- virtual bool Enable(bool show = true);
- virtual bool SetFont(const wxFont& font);
- virtual WXDWORD MSWGetStyle(long flags, WXDWORD *exstyle = NULL) const;
- protected:
- // common part of all ctors
- void Init();
- // format an integer value as string
- static wxString Format(int n) { return wxString::Format(wxT("%d"), n); }
- // get the boundig box for the slider and possible labels
- wxRect GetBoundingBox() const;
- // Get the height and, if the pointers are non NULL, widths of both labels.
- //
- // Notice that the return value will be 0 if we don't have wxSL_LABELS
- // style but we do fill widthMin and widthMax even if we don't have
- // wxSL_MIN_MAX_LABELS style set so the caller should account for it.
- int GetLabelsSize(int *widthMin = NULL, int *widthMax = NULL) const;
- // overridden base class virtuals
- virtual void DoGetPosition(int *x, int *y) const;
- virtual void DoGetSize(int *width, int *height) const;
- virtual void DoMoveWindow(int x, int y, int width, int height);
- virtual wxSize DoGetBestSize() const;
- // the labels windows, if any
- wxSubwindows *m_labels;
- int m_rangeMin;
- int m_rangeMax;
- int m_pageSize;
- int m_lineSize;
- int m_tickFreq;
- // flag needed to detect whether we're getting THUMBRELEASE event because
- // of dragging the thumb or scrolling the mouse wheel
- bool m_isDragging;
- // Platform-specific implementation of SetTickFreq
- virtual void DoSetTickFreq(int freq);
- DECLARE_DYNAMIC_CLASS_NO_COPY(wxSlider)
- };
- #endif // _WX_SLIDER_H_
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