scrollable_wnd.hpp

// scrollable_wnd.h

// Copyright (C) 2004 Steven Weiß (steven11@gmx.de)
//
// Permission to copy, use, sell and distribute this software is granted
// provided this copyright notice appears in all copies.
// Permission to modify the code and to distribute modified code is granted
// provided this copyright notice appears in all copies, and a notice
// that the code was modified is included with the copyright notice.
//
// This software is provided "as is" without express or implied warranty,
// and with no claim as to its suitability for any purpose.

#pragma once
#include <win32gui/window.hpp>


namespace win32 { namespace gui {

struct scrollable_wnd : wnd_extend<window_base, scrollable_wnd>
{
     scrollable_wnd();

     // operations
     void  total_size(unsigned cx, unsigned cy);
     SIZE  total_size() const;
     void  line_scrolling_size(int cx, int cy);
     SIZE  line_scrolling_size() const; 
     void  page_factor(float xFactor, float yFactor);
     float page_factor_x() const;
     float page_factor_y() const;
     void  wheel_factor(float yFactor);
     float wheel_factor() const;
     void  scroll_pos(unsigned x, unsigned y);
     POINT scroll_pos() const;

private:
     SIZE line_size_;
     float xPage_factor_;
     float yPage_factor_;
     float yWheel_factor_;
};

} }  // namespace win32::gui

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