redoing gui stuff

1 files changed, 91 insertions, 0 deletions

diff --git a/src/modalMenu.h b/src/modalMenu.h
new file mode 100644
index 000000000..3706d86dc
--- /dev/null
+++ b/src/modalMenu.h
@@ -0,0 +1,91 @@
+/*
+Minetest-c55
+Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+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 MODALMENU_HEADER
+#define MODALMENU_HEADER
+
+#include "common_irrlicht.h"
+
+//TODO: Change GUIElement private
+class GUIModalMenu : public gui::IGUIElement
+{
+public:
+	GUIModalMenu(gui::IGUIEnvironment* env,
+			gui::IGUIElement* parent, s32 id,
+			int *active_menu_count):
+		IGUIElement(gui::EGUIET_ELEMENT, env, parent, id,
+				core::rect<s32>(0,0,100,100))
+	{
+		m_active_menu_count = active_menu_count;
+		m_allow_focus_removal = false;
+		m_screensize_old = v2u32(0,0);
+
+		setVisible(true);
+		Environment->setFocus(this);
+		(*m_active_menu_count)++;
+	}
+	virtual ~GUIModalMenu()
+	{
+		(*m_active_menu_count)--;
+	}
+
+	bool canTakeFocus(gui::IGUIElement *e)
+	{
+		return (e && (e == this || isMyChild(e))) || m_allow_focus_removal;
+	}
+
+	void quitMenu()
+	{
+		m_allow_focus_removal = true;
+		// This removes Environment's grab on us
+		Environment->removeFocus(this);
+		this->remove();
+	}
+
+	virtual void regenerateGui(v2u32 screensize) = 0;
+
+	virtual void drawMenu() = 0;
+
+	void draw()
+	{
+		if(!IsVisible)
+			return;
+			
+		video::IVideoDriver* driver = Environment->getVideoDriver();
+		v2u32 screensize = driver->getScreenSize();
+		if(screensize != m_screensize_old)
+		{
+			m_screensize_old = screensize;
+			regenerateGui(screensize);
+		}
+
+		drawMenu();
+	}
+	
+	virtual bool OnEvent(const SEvent& event) { return false; };
+	
+private:
+	int *m_active_menu_count;
+	bool m_allow_focus_removal;
+	v2u32 m_screensize_old;
+};
+
+
+#endif
+