guiScrollContainer.h

Go to the documentation of this file.

/*
Minetest
Copyright (C) 2020 DS
 
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
 
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.
 
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
 
#pragma once
 
#include "irrlichttypes_extrabloated.h"
#include "util/string.h"
#include "guiScrollBar.h"
 
class GUIScrollContainer : public gui::IGUIElement
{
public:
    GUIScrollContainer(gui::IGUIEnvironment *env, gui::IGUIElement *parent, s32 id,
            const core::rect<s32> &rectangle, const std::string &orientation,
            f32 scrollfactor);
 
    virtual bool OnEvent(const SEvent &event) override;
 
    virtual void draw() override;
 
    inline void onScrollEvent(gui::IGUIElement *caller)
    {
        if (caller == m_scrollbar)
            updateScrolling();
    }
 
    inline void setScrollBar(GUIScrollBar *scrollbar)
    {
        m_scrollbar = scrollbar;
        updateScrolling();
    }
 
private:
    enum OrientationEnum
    {
        VERTICAL,
        HORIZONTAL,
        UNDEFINED
    };
 
    GUIScrollBar *m_scrollbar;
    OrientationEnum m_orientation;
    f32 m_scrollfactor;
 
    void updateScrolling();
};