92 lines
2.1 KiB
C
92 lines
2.1 KiB
C
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/*
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Minetest-c55
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Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef MODALMENU_HEADER
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#define MODALMENU_HEADER
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#include "common_irrlicht.h"
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//TODO: Change GUIElement private
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class GUIModalMenu : public gui::IGUIElement
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{
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public:
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GUIModalMenu(gui::IGUIEnvironment* env,
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gui::IGUIElement* parent, s32 id,
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int *active_menu_count):
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IGUIElement(gui::EGUIET_ELEMENT, env, parent, id,
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core::rect<s32>(0,0,100,100))
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{
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m_active_menu_count = active_menu_count;
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m_allow_focus_removal = false;
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m_screensize_old = v2u32(0,0);
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setVisible(true);
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Environment->setFocus(this);
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(*m_active_menu_count)++;
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}
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virtual ~GUIModalMenu()
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{
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(*m_active_menu_count)--;
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}
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bool canTakeFocus(gui::IGUIElement *e)
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{
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return (e && (e == this || isMyChild(e))) || m_allow_focus_removal;
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}
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void quitMenu()
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{
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m_allow_focus_removal = true;
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// This removes Environment's grab on us
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Environment->removeFocus(this);
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this->remove();
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}
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virtual void regenerateGui(v2u32 screensize) = 0;
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virtual void drawMenu() = 0;
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void draw()
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{
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if(!IsVisible)
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return;
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video::IVideoDriver* driver = Environment->getVideoDriver();
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v2u32 screensize = driver->getScreenSize();
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if(screensize != m_screensize_old)
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{
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m_screensize_old = screensize;
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regenerateGui(screensize);
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}
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drawMenu();
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}
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virtual bool OnEvent(const SEvent& event) { return false; };
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private:
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int *m_active_menu_count;
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bool m_allow_focus_removal;
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v2u32 m_screensize_old;
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};
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#endif
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