Isolate irrlicht references and use a singleton (#6041)

[minetest.git] / src / modalMenu.h

diff --git a/src/modalMenu.h b/src/modalMenu.h
index 43f559062690382ee7b7f649ae35b71c439ba010..7dbf36fbc7455e3be8204e85de5083e22a23020a 100644 (file)
--- a/src/modalMenu.h
+++ b/src/modalMenu.h
@@ -1,6 +1,6 @@
 /*
 Minetest
-Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
+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
@@ -21,6 +21,9 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define MODALMENU_HEADER
 
 #include "irrlichttypes_extrabloated.h"
+#ifdef HAVE_TOUCHSCREENGUI
+#include "touchscreengui.h"
+#endif
 
 class GUIModalMenu;
 
@@ -28,8 +31,8 @@ class IMenuManager
 {
 public:
        // A GUIModalMenu calls these when this class is passed as a parameter
-       virtual void createdMenu(GUIModalMenu *menu) = 0;
-       virtual void deletingMenu(GUIModalMenu *menu) = 0;
+       virtual void createdMenu(gui::IGUIElement *menu) = 0;
+       virtual void deletingMenu(gui::IGUIElement *menu) = 0;
 };
 
 /*
@@ -40,22 +43,18 @@ class IMenuManager
 class GUIModalMenu : public gui::IGUIElement
 {
 public:
-       GUIModalMenu(gui::IGUIEnvironment* env,
-                       gui::IGUIElement* parent, s32 id,
+       GUIModalMenu(gui::IGUIEnvironment* env, gui::IGUIElement* parent, s32 id,
                        IMenuManager *menumgr):
                IGUIElement(gui::EGUIET_ELEMENT, env, parent, id,
                                core::rect<s32>(0,0,100,100))
        {
-               //m_force_regenerate_gui = false;
-               
                m_menumgr = menumgr;
-               m_allow_focus_removal = false;
-               m_screensize_old = v2u32(0,0);
 
                setVisible(true);
                Environment->setFocus(this);
                m_menumgr->createdMenu(this);
        }
+
        virtual ~GUIModalMenu()
        {
                m_menumgr->deletingMenu(this);
@@ -75,7 +74,7 @@ class GUIModalMenu : public gui::IGUIElement
        {
                if(!IsVisible)
                        return;
-                       
+
                video::IVideoDriver* driver = Environment->getVideoDriver();
                v2u32 screensize = driver->getScreenSize();
                if(screensize != m_screensize_old /*|| m_force_regenerate_gui*/)
@@ -87,19 +86,26 @@ class GUIModalMenu : public gui::IGUIElement
 
                drawMenu();
        }
-       
+
        /*
                This should be called when the menu wants to quit.
 
                WARNING: THIS DEALLOCATES THE MENU FROM MEMORY. Return
                immediately if you call this from the menu itself.
+
+               (More precisely, this decrements the reference count.)
        */
        void quitMenu()
        {
                allowFocusRemoval(true);
                // This removes Environment's grab on us
                Environment->removeFocus(this);
+               m_menumgr->deletingMenu(this);
                this->remove();
+#ifdef HAVE_TOUCHSCREENGUI
+               if (g_touchscreengui)
+                       g_touchscreengui->show();
+#endif
        }
 
        void removeChildren()
@@ -121,7 +127,9 @@ class GUIModalMenu : public gui::IGUIElement
 
        virtual void regenerateGui(v2u32 screensize) = 0;
        virtual void drawMenu() = 0;
+       virtual bool preprocessEvent(const SEvent& event) { return false; };
        virtual bool OnEvent(const SEvent& event) { return false; };
+       virtual bool pausesGame(){ return false; } // Used for pause menu
 
 protected:
        //bool m_force_regenerate_gui;
@@ -130,7 +138,7 @@ class GUIModalMenu : public gui::IGUIElement
        IMenuManager *m_menumgr;
        // This might be necessary to expose to the implementation if it
        // wants to launch other menus
-       bool m_allow_focus_removal;
+       bool m_allow_focus_removal = false;
 };