029a401d74
Override CanScroll() in wxScrolled to return the real state of the scrollbar instead of just relying on the wx[HV]SCROLL styles. Closes #15440. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@74714 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
58 lines
2.0 KiB
C++
58 lines
2.0 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/gtk1/scrolwin.h
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// Purpose: wxScrolledWindow class
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// Author: Robert Roebling
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// Modified by: Vadim Zeitlin (2005-10-10): wxScrolledWindow is now common
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// Created: 01/02/97
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// Copyright: (c) Robert Roebling
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_GTK_SCROLLWIN_H_
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#define _WX_GTK_SCROLLWIN_H_
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// ----------------------------------------------------------------------------
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// wxScrolledWindow
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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 *win) : wxScrollHelperBase(win) { }
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// implement base class pure virtuals
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virtual void SetScrollbars(int pixelsPerUnitX, int pixelsPerUnitY,
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int noUnitsX, int noUnitsY,
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int xPos = 0, int yPos = 0,
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bool noRefresh = false);
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virtual bool IsScrollbarShown(int orient) const;
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virtual void AdjustScrollbars();
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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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// this does (each) half of AdjustScrollbars() work
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void DoAdjustScrollbar(GtkAdjustment *adj,
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int pixelsPerLine,
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int winSize,
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int virtSize,
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int *pos,
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int *lines,
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int *linesPerPage);
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// and this does the same for Scroll()
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void DoScrollOneDir(int orient,
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GtkAdjustment *adj,
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int pos,
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int pixelsPerLine,
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int *posOld);
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private:
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wxDECLARE_NO_COPY_CLASS(wxScrollHelper);
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};
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#endif // _WX_GTK_SCROLLWIN_H_
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