Files
commandergenius/project/jni/application/enigma/src/gui/Menu.hh
2010-10-13 17:30:44 +03:00

112 lines
2.9 KiB
C++

/*
* Copyright (C) 2002,2003,2004,2005,2006 Daniel Heck
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* 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 General Public License for more details.
*
* You should have received a copy of the GNU 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.
*
*/
#ifndef GUI_MENU_HH_INCLUDED
#define GUI_MENU_HH_INCLUDED
#include "gui/widgets.hh"
#include "gui/Menu.hh"
#include "ecl_fwd.hh"
#include "ecl_geom.hh"
#include "SDL.h"
#include <cmath>
#include <vector>
namespace enigma { namespace gui {
/* -------------------- Menu -------------------- */
class Menu : public Container {
public:
Menu();
//! true: ok, false: menu aborted by user
virtual bool manage();
void add(Widget *w);
void add(Widget *w, ecl::Rect r);
void center();
void draw (ecl::GC &gc, const ecl::Rect &r);
virtual void quit();
void abort();
protected:
void reset_active_widget()
{ active_widget = 0; }
// Menu interface.
virtual void draw_background(ecl::GC &/*gc*/) {}
private:
void handle_event(const SDL_Event &e);
void switch_active_widget(Widget *to_activate);
void track_active_widget( int x, int y ); // used by mouse
void goto_adjacent_widget(int xdir, int ydir); // used by keyboard
// Variables.
Widget *active_widget;
bool quitp, abortp;
};
class BuildVList {
ecl::Rect r;
Menu *container;
int skip;
public:
BuildVList(Menu *cc, const ecl::Rect &rr, int s)
: r(rr), container(cc), skip(s)
{}
Widget *add(Widget *w) {
container->add(w, r);
r.y += r.h+skip;
return w;
}
ecl::Rect pos() const { return r; }
};
class BuildHList {
ecl::Rect r;
Menu *container;
int skip;
public:
BuildHList(Menu *cc, const ecl::Rect &rr, int s)
: r(rr), container(cc), skip(s)
{}
Widget * add(Widget *w) {
container->add(w, r);
r.x += r.w+skip;
return w;
}
Widget *add (Widget *w, int width) {
ecl::Rect rr(r.x, r.y, width, r.h);
container->add(w, rr);
r.x += width + skip;
return w;
}
ecl::Rect pos() const { return r; }
};
}} // namespace enigma::gui
#endif