X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=src%2FmodalMenu.h;h=2c512d3ca08eb4fc921272a46f65ca5e00f97800;hb=58e6d25e033c76dc91aaac18fdeda92ac23fe0e1;hp=e2e8b29f640045c3e4b5418c7385cb756c7fbce5;hpb=7e490e72139fbfe12535c71b27228dd82ef0250b;p=oweals%2Fminetest.git

diff --git a/src/modalMenu.h b/src/modalMenu.h
index e2e8b29f6..2c512d3ca 100644
--- a/src/modalMenu.h
+++ b/src/modalMenu.h
@@ -1,18 +1,18 @@
 /*
-Minetest-c55
-Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
+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 General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
+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 General Public License for more details.
+GNU Lesser General Public License for more details.
 
-You should have received a copy of the GNU General Public License along
+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.
 */
@@ -20,7 +20,20 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #ifndef MODALMENU_HEADER
 #define MODALMENU_HEADER
 
-#include "common_irrlicht.h"
+#include "irrlichttypes_extrabloated.h"
+#ifdef HAVE_TOUCHSCREENGUI
+#include "touchscreengui.h"
+#endif
+
+class GUIModalMenu;
+
+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;
+};
 
 /*
 	Remember to drop() the menu after creating, so that it can
@@ -32,21 +45,28 @@ class GUIModalMenu : public gui::IGUIElement
 public:
 	GUIModalMenu(gui::IGUIEnvironment* env,
 			gui::IGUIElement* parent, s32 id,
-			int *active_menu_count):
+			IMenuManager *menumgr):
 		IGUIElement(gui::EGUIET_ELEMENT, env, parent, id,
 				core::rect<s32>(0,0,100,100))
 	{
-		m_active_menu_count = active_menu_count;
+		//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_active_menu_count)++;
+		m_menumgr->createdMenu(this);
 	}
 	virtual ~GUIModalMenu()
 	{
-		(*m_active_menu_count)--;
+		m_menumgr->deletingMenu(this);
+	}
+
+	void allowFocusRemoval(bool allow)
+	{
+		m_allow_focus_removal = allow;
 	}
 
 	bool canTakeFocus(gui::IGUIElement *e)
@@ -61,36 +81,66 @@ public:
 			
 		video::IVideoDriver* driver = Environment->getVideoDriver();
 		v2u32 screensize = driver->getScreenSize();
-		if(screensize != m_screensize_old)
+		if(screensize != m_screensize_old /*|| m_force_regenerate_gui*/)
 		{
 			m_screensize_old = screensize;
 			regenerateGui(screensize);
+			//m_force_regenerate_gui = false;
 		}
 
 		drawMenu();
 	}
 	
 	/*
-		This should be called when the menu wants to quit
+		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.
 	*/
 	void quitMenu()
 	{
-		m_allow_focus_removal = true;
+		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()
+	{
+		const core::list<gui::IGUIElement*> &children = getChildren();
+		core::list<gui::IGUIElement*> children_copy;
+		for(core::list<gui::IGUIElement*>::ConstIterator
+				i = children.begin(); i != children.end(); i++)
+		{
+			children_copy.push_back(*i);
+		}
+		for(core::list<gui::IGUIElement*>::Iterator
+				i = children_copy.begin();
+				i != children_copy.end(); i++)
+		{
+			(*i)->remove();
+		}
 	}
 
 	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;
+	v2u32 m_screensize_old;
 private:
-	int *m_active_menu_count;
+	IMenuManager *m_menumgr;
 	// This might be necessary to expose to the implementation if it
 	// wants to launch other menus
 	bool m_allow_focus_removal;
-	v2u32 m_screensize_old;
 };