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