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/*
ui/listview.h
This file is part of the Osirion project and is distributed under
the terms of the GNU General Public License version 2
*/
#ifndef __INCLUDED_UI_LISTVIEW_H__
#define __INCLUDED_UI_LISTVIEW_H__
#include <string>
#include "ui/widget.h"
namespace ui
{
class ListView;
}
#include "ui/listitem.h"
#include "ui/scrollbar.h"
namespace ui
{
/**
* @brief a list of selectable items
**/
class ListView : public Widget
{
public:
ListView(Widget *parent=0);
~ListView();
/// current scroll position
inline float scroll() const {
return listview_scroll;
}
/// return last selected listitem
inline ListItem *selected() const {
return listview_selecteditem;
}
/* -- mutators --------------------------------------------- */
/**
* @brief add a new item
* */
ListItem *add_item(const std::string & text);
/// set scroll
void set_scroll(float scroll);
/// scroll down
void inc_scroll(float scroll);
/// scroll up
void dec_scroll(float scroll);
/// delete all listitems
void clear();
/// set selection to specified ListItem
void select(ListItem *item);
/// set selection to nothing
void deselect();
/**
* @brief sort listitems according to their sortkey
* */
void sort(bool ascending = true);
protected:
virtual void resize();
/**
* @brief emit event handler
* */
virtual bool on_emit(Widget *sender, const Event event, void *data);
/**
* @brief mouse hweel event handler
* */
virtual bool on_mousewheel(const math::Vector2f & direction);
private:
float listview_scroll;
ListItem *listview_selecteditem;
ScrollBar *listview_scrollbar;
};
} // namespacd ui
#endif // __INCLUDED_UI_LISTVIEW_H__
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