54 lines
1.8 KiB
C++
54 lines
1.8 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/generic/scrolwin.h
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// Purpose: generic wxScrollHelper
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// Author: Vadim Zeitlin
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// Created: 2008-12-24 (replacing old file with the same name)
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// Copyright: (c) 2008 Vadim Zeitlin <vadim@wxwidgets.org>
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_GENERIC_SCROLLWIN_H_
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#define _WX_GENERIC_SCROLLWIN_H_
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// ----------------------------------------------------------------------------
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// generic wxScrollHelper implementation
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxScrollHelper : public wxScrollHelperBase
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{
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public:
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wxScrollHelper(wxWindow *winToScroll);
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// implement base class pure virtuals
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virtual void AdjustScrollbars();
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virtual bool IsScrollbarShown(int orient) const;
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protected:
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virtual void DoScroll(int x, int y);
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virtual void DoShowScrollbars(wxScrollbarVisibility horz,
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wxScrollbarVisibility vert);
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private:
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// helper of AdjustScrollbars(): does the work for the single scrollbar
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//
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// notice that the parameters passed by non-const references are modified
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// by this function
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void DoAdjustScrollbar(int orient,
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int clientSize,
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int virtSize,
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int pixelsPerUnit,
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int& scrollUnits,
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int& scrollPosition,
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int& scrollLinesPerPage,
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wxScrollbarVisibility visibility);
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wxScrollbarVisibility m_xVisibility,
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m_yVisibility;
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wxDECLARE_NO_COPY_CLASS(wxScrollHelper);
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};
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#endif // _WX_GENERIC_SCROLLWIN_H_
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