1 files changed, 166 insertions, 0 deletions
diff --git a/src/gui/mainmenumanager.h b/src/gui/mainmenumanager.h
new file mode 100644
index 000000000..ea9327813
--- /dev/null
+++ b/src/gui/mainmenumanager.h
@@ -0,0 +1,166 @@
+/*
+Minetest
+Copyright (C) 2013 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 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
+
+/*
+	All kinds of stuff that needs to be exposed from main.cpp
+*/
+#include "modalMenu.h"
+#include <cassert>
+#include <list>
+
+class IGameCallback
+{
+public:
+	virtual void exitToOS() = 0;
+	virtual void keyConfig() = 0;
+	virtual void disconnect() = 0;
+	virtual void changePassword() = 0;
+	virtual void changeVolume() = 0;
+
+	virtual void signalKeyConfigChange() = 0;
+};
+
+extern gui::IGUIEnvironment *guienv;
+extern gui::IGUIStaticText *guiroot;
+
+// Handler for the modal menus
+
+class MainMenuManager : public IMenuManager
+{
+public:
+	virtual void createdMenu(gui::IGUIElement *menu)
+	{
+#ifndef NDEBUG
+		for (gui::IGUIElement *i : m_stack) {
+			assert(i != menu);
+		}
+#endif
+
+		if(!m_stack.empty())
+			m_stack.back()->setVisible(false);
+		m_stack.push_back(menu);
+	}
+
+	virtual void deletingMenu(gui::IGUIElement *menu)
+	{
+		// Remove all entries if there are duplicates
+		bool removed_entry;
+		do{
+			removed_entry = false;
+			for(std::list<gui::IGUIElement*>::iterator
+					i = m_stack.begin();
+					i != m_stack.end(); ++i)
+			{
+				if(*i == menu)
+				{
+					m_stack.erase(i);
+					removed_entry = true;
+					break;
+				}
+			}
+		}while(removed_entry);
+
+		/*core::list<GUIModalMenu*>::Iterator i = m_stack.getLast();
+		assert(*i == menu);
+		m_stack.erase(i);*/
+
+		if(!m_stack.empty())
+			m_stack.back()->setVisible(true);
+	}
+
+	// Returns true to prevent further processing
+	virtual bool preprocessEvent(const SEvent& event)
+	{
+		if (m_stack.empty())
+			return false;
+		GUIModalMenu *mm = dynamic_cast<GUIModalMenu*>(m_stack.back());
+		return mm && mm->preprocessEvent(event);
+	}
+
+	u32 menuCount()
+	{
+		return m_stack.size();
+	}
+
+	bool pausesGame()
+	{
+		for (gui::IGUIElement *i : m_stack) {
+			GUIModalMenu *mm = dynamic_cast<GUIModalMenu*>(i);
+			if (mm && mm->pausesGame())
+				return true;
+		}
+		return false;
+	}
+
+	std::list<gui::IGUIElement*> m_stack;
+};
+
+extern MainMenuManager g_menumgr;
+
+extern bool isMenuActive();
+
+class MainGameCallback : public IGameCallback
+{
+public:
+	MainGameCallback() = default;
+	virtual ~MainGameCallback() = default;
+
+	virtual void exitToOS()
+	{
+		shutdown_requested = true;
+	}
+
+	virtual void disconnect()
+	{
+		disconnect_requested = true;
+	}
+
+	virtual void changePassword()
+	{
+		changepassword_requested = true;
+	}
+
+	virtual void changeVolume()
+	{
+		changevolume_requested = true;
+	}
+
+	virtual void keyConfig()
+	{
+		keyconfig_requested = true;
+	}
+
+	virtual void signalKeyConfigChange()
+	{
+		keyconfig_changed = true;
+	}
+
+
+	bool disconnect_requested = false;
+	bool changepassword_requested = false;
+	bool changevolume_requested = false;
+	bool keyconfig_requested = false;
+	bool shutdown_requested = false;
+
+	bool keyconfig_changed = false;
+};
+
+extern MainGameCallback *g_gamecallback;