zdoom-macos-deps/deps/wxwidgets/include/wx-3.1/wx/gtk/scrolwin.h
2021-06-28 10:54:57 +03:00

79 lines
2.7 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: wx/gtk/scrolwin.h
// Purpose: wxScrolledWindow class
// Author: Robert Roebling
// Modified by: Vadim Zeitlin (2005-10-10): wxScrolledWindow is now common
// Created: 01/02/97
// Copyright: (c) Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_GTK_SCROLLWIN_H_
#define _WX_GTK_SCROLLWIN_H_
// ----------------------------------------------------------------------------
// wxScrolledWindow
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxScrollHelper : public wxScrollHelperBase
{
typedef wxScrollHelperBase base_type;
public:
// default ctor doesn't do anything
wxScrollHelper(wxWindow *win) : wxScrollHelperBase(win) { }
// implement the base class methods
virtual void SetScrollbars(int pixelsPerUnitX, int pixelsPerUnitY,
int noUnitsX, int noUnitsY,
int xPos = 0, int yPos = 0,
bool noRefresh = false) wxOVERRIDE;
virtual void AdjustScrollbars() wxOVERRIDE;
virtual bool IsScrollbarShown(int orient) const wxOVERRIDE;
protected:
virtual void DoScroll(int x, int y) wxOVERRIDE;
virtual void DoShowScrollbars(wxScrollbarVisibility horz,
wxScrollbarVisibility vert) wxOVERRIDE;
private:
// this does (each) half of AdjustScrollbars() work
void DoAdjustScrollbar(GtkRange* range,
int pixelsPerLine,
int winSize,
int virtSize,
int *pos,
int *lines,
int *linesPerPage);
void DoAdjustHScrollbar(int winSize, int virtSize)
{
DoAdjustScrollbar
(
m_win->m_scrollBar[wxWindow::ScrollDir_Horz],
m_xScrollPixelsPerLine, winSize, virtSize,
&m_xScrollPosition, &m_xScrollLines, &m_xScrollLinesPerPage
);
}
void DoAdjustVScrollbar(int winSize, int virtSize)
{
DoAdjustScrollbar
(
m_win->m_scrollBar[wxWindow::ScrollDir_Vert],
m_yScrollPixelsPerLine, winSize, virtSize,
&m_yScrollPosition, &m_yScrollLines, &m_yScrollLinesPerPage
);
}
// and this does the same for Scroll()
void DoScrollOneDir(int orient,
int pos,
int pixelsPerLine,
int *posOld);
wxDECLARE_NO_COPY_CLASS(wxScrollHelper);
};
#endif // _WX_GTK_SCROLLWIN_H_