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	diff --git a/src/Addons.cpp b/src/Addons.cpp
	index 7d9710c..e49c241 100644
	--- a/src/Addons.cpp
	+++ b/src/Addons.cpp
	@@ -1,610 +1,617 @@
	/*
	* Copyright (C) 2011-2012 Me and My Shadow
	*
	* This file is part of Me and My Shadow.
	*
	* Me and My Shadow 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 3 of the License, or
	* (at your option) any later version.
	*
	* Me and My Shadow 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 Me and My Shadow. If not, see <http://www.gnu.org/licenses/>.
	*/

	#include "Addons.h"
	#include "GameState.h"
	#include "Functions.h"
	#include "FileManager.h"
	#include "Globals.h"
	#include "Objects.h"
	#include "GUIObject.h"
	#include "GUIScrollBar.h"
	#include "GUIListBox.h"
	#include "POASerializer.h"
	#include "InputManager.h"
	#include <string>
	#include <sstream>
	#include <iostream>
	#include <SDL/SDL.h>
	#ifdef __APPLE__
	#include <SDL_ttf/SDL_ttf.h>
	#else
	#include <SDL/SDL_ttf.h>
	#endif


	using namespace std;

	Addons::Addons(){
	//Render the title.
	title=TTF_RenderUTF8_Blended(fontTitle,_("Addons"),themeTextColor);

	FILE* addon=fopen((getUserPath(USER_CACHE)+"addons").c_str(),"wb");
	action=NONE;

	addons=NULL;
	selected=NULL;

	//Clear the GUI if any.
	if(GUIObjectRoot){
	delete GUIObjectRoot;
	GUIObjectRoot=NULL;
	}

	//Try to get(download) the addonsList.
	if(getAddonsList(addon)==false) {
	//It failed so we show the error message.
	GUIObjectRoot=new GUIObject(0,0,SCREEN_WIDTH,SCREEN_HEIGHT);

	GUIObject* obj=new GUIObject(90,96,200,32,GUIObjectLabel,_("Unable to initialize addon menu:"));
	obj->name="lbl";
	GUIObjectRoot->addChild(obj);

	obj=new GUIObject(120,130,200,32,GUIObjectLabel,error.c_str());
	obj->name="lbl";
	GUIObjectRoot->addChild(obj);

	obj=new GUIObject(90,550,200,32,GUIObjectButton,_("Back"));
	obj->name="cmdBack";
	obj->eventCallback=this;
	GUIObjectRoot->addChild(obj);
	return;
	}

	//Now create the GUI.
	createGUI();
	}

	Addons::~Addons(){
	delete addons;

	//Free the title surface.
	SDL_FreeSurface(title);

	//If the GUIObjectRoot exist delete it.
	if(GUIObjectRoot){
	delete GUIObjectRoot;
	GUIObjectRoot=NULL;
	}
	}

	void Addons::createGUI(){
	//Downloaded the addons file now we can create the GUI.
	GUIObjectRoot=new GUIObject(0,0,SCREEN_WIDTH,SCREEN_HEIGHT);

	//Create list of categories
	GUISingleLineListBox *listTabs=new GUISingleLineListBox((SCREEN_WIDTH-360)/2,100,360,36);
	listTabs->name="lstTabs";
	listTabs->item.push_back(_("Levels"));
	listTabs->item.push_back(_("Level Packs"));
	listTabs->item.push_back(_("Themes"));
	listTabs->value=0;
	listTabs->eventCallback=this;
	GUIObjectRoot->addChild(listTabs);

	//Create the list for the addons.
	//By default levels will be selected.
	list=new GUIListBox(SCREEN_WIDTH0.1,160,SCREEN_WIDTH0.8,SCREEN_HEIGHT-220);
	- list->item=addonsToList("levels");
	+ addonsToList("levels");
	list->name="lstAddons";
	list->eventCallback=this;
	list->value=-1;
	GUIObjectRoot->addChild(list);
	type="levels";

	//And the buttons at the bottom of the screen.
	GUIObject* obj=new GUIObject(SCREEN_WIDTH*0.3,SCREEN_HEIGHT-50,-1,32,GUIObjectButton,_("Back"),0,true,true,GUIGravityCenter);
	obj->name="cmdBack";
	obj->eventCallback=this;
	GUIObjectRoot->addChild(obj);
	actionButton=new GUIObject(SCREEN_WIDTH*0.7,SCREEN_HEIGHT-50,-1,32,GUIObjectButton,_("Install"),0,false,true,GUIGravityCenter);
	actionButton->name="cmdInstall";
	actionButton->eventCallback=this;
	GUIObjectRoot->addChild(actionButton);
	updateButton=new GUIObject(SCREEN_WIDTH*0.5,SCREEN_HEIGHT-50,-1,32,GUIObjectButton,_("Update"),0,false,false,GUIGravityCenter);
	updateButton->name="cmdUpdate";
	updateButton->eventCallback=this;
	GUIObjectRoot->addChild(updateButton);
	}

	bool Addons::getAddonsList(FILE* file){
	//First we download the file.
	if(downloadFile("http://sourceforge.net/p/meandmyshadow/addons/ci/HEAD/tree/addons04?format=raw",file)==false){
	//NOTE: We keep the console output English so we put the string literal here twice.
	cerr<<"ERROR: unable to download addons file!"<<endl;
	error=_("ERROR: unable to download addons file!");
	return false;
	}
	fclose(file);

	//Load the downloaded file.
	ifstream addonFile;
	addonFile.open((getUserPath(USER_CACHE)+"addons").c_str());

	if(!addonFile.good()) {
	//NOTE: We keep the console output English so we put the string literal here twice.
	cerr<<"ERROR: unable to load addon_list file!"<<endl;
	error=_("ERROR: unable to load addon_list file!");
	return false;
	}

	//Parse the addonsfile.
	TreeStorageNode obj;
	{
	POASerializer objSerializer;
	if(!objSerializer.readNode(addonFile,&obj,true)){
	//NOTE: We keep the console output English so we put the string literal here twice.
	cerr<<"ERROR: Invalid file format of addons file!"<<endl;
	error=_("ERROR: Invalid file format of addons file!");
	return false;
	}
	}

	//Also load the installed_addons file.
	ifstream iaddonFile;
	iaddonFile.open((getUserPath(USER_CONFIG)+"installed_addons").c_str());

	if(!iaddonFile) {
	//The installed_addons file doesn't exist, so we create it.
	ofstream iaddons;
	iaddons.open((getUserPath(USER_CONFIG)+"installed_addons").c_str());
	iaddons<<" "<<endl;
	iaddons.close();

	//Also load the installed_addons file.
	iaddonFile.open((getUserPath(USER_CONFIG)+"installed_addons").c_str());
	if(!iaddonFile) {
	//NOTE: We keep the console output English so we put the string literal here twice.
	cerr<<"ERROR: Unable to create the installed_addons file."<<endl;
	error=_("ERROR: Unable to create the installed_addons file.");
	return false;
	}
	}

	//And parse the installed_addons file.
	TreeStorageNode obj1;
	{
	POASerializer objSerializer;
	if(!objSerializer.readNode(iaddonFile,&obj1,true)){
	//NOTE: We keep the console output English so we put the string literal here twice.
	cerr<<"ERROR: Invalid file format of the installed_addons!"<<endl;
	error=_("ERROR: Invalid file format of the installed_addons!");
	return false;
	}
	}


	//Fill the vector.
	addons = new std::vector<Addon>;
	fillAddonList(*addons,obj,obj1);

	//Close the files.
	iaddonFile.close();
	addonFile.close();
	return true;
	}

	void Addons::fillAddonList(std::vector<Addons::Addon> &list, TreeStorageNode &addons, TreeStorageNode &installed_addons){
	//Loop through the blocks of the addons file.
	//These should contain the types levels, levelpacks, themes.
	for(unsigned int i=0;i<addons.subNodes.size();i++){
	TreeStorageNode* block=addons.subNodes[i];
	if(block==NULL) continue;

	string type;
	type=block->name;
	//Now loop the entries(subNodes) of the block.
	for(unsigned int i=0;i<block->subNodes.size();i++){
	TreeStorageNode* entry=block->subNodes[i];
	if(entry==NULL) continue;
	if(entry->name=="entry" && entry->value.size()==1){
	//The entry is valid so create a new Addon.
	Addon addon = *(new Addon);
	addon.type=type;
	addon.name=entry->value[0];
	addon.file=entry->attributes["file"][0];
	if(!entry->attributes["folder"].empty()){
	addon.folder=entry->attributes["folder"][0];
	}
	addon.author=entry->attributes["author"][0];
	addon.version=atoi(entry->attributes["version"][0].c_str());
	addon.upToDate=false;
	addon.installed=false;

	//Check if the addon is already installed.
	for(unsigned int i=0;i<installed_addons.subNodes.size();i++){
	TreeStorageNode* installed=installed_addons.subNodes[i];
	if(installed==NULL) continue;
	if(installed->name=="entry" && installed->value.size()==3){
	if(addon.type.compare(installed->value[0])==0 && addon.name.compare(installed->value[1])==0) {
	addon.installed=true;
	addon.installedVersion=atoi(installed->value[2].c_str());
	if(addon.installedVersion>=addon.version) {
	addon.upToDate=true;
	}

	}
	}
	}

	//Finally put him in the list.
	list.push_back(addon);
	}
	}
	}
	}

	-std::vector<std::string> Addons::addonsToList(const std::string &type){
	- std::vector<std::string> result;
	-
	+void Addons::addonsToList(const std::string &type){
	+ list->clearItems();
	for(unsigned int i=0;i<addons->size();i++) {
	//Check if the addon is from the right type.
	if((*addons)[i].type==type) {
	string entry = (addons)[i].name + " by " + (addons)[i].author;
	if((*addons)[i].installed) {
	if((*addons)[i].upToDate) {
	entry += " *";
	} else {
	entry += " +";
	}
	}
	- result.push_back(entry);
	+
	+ SDL_Surface* surf=SDL_CreateRGBSurface(SDL_SWSURFACE,list->width,64,32,RMASK,GMASK,BMASK,AMASK);
	+
	+ SDL_Color black={0,0,0,0};
	+ SDL_Surface* nameSurf=TTF_RenderUTF8_Blended(fontGUI,(*addons)[i].name.c_str(),black);
	+ SDL_SetAlpha(nameSurf,0,0xFF);
	+ applySurface(0,-6,nameSurf,surf,NULL);
	+
	+ string authorLine = "by " + (*addons)[i].author;
	+ SDL_Surface* authorSurf=TTF_RenderUTF8_Blended(fontText,authorLine.c_str(),black);
	+ SDL_SetAlpha(authorSurf,0,0xFF);
	+ applySurface(0,38,authorSurf,surf,NULL);
	+
	+ if((*addons)[i].installed) {
	+ if((*addons)[i].upToDate) {
	+ SDL_Surface* infoSurf=TTF_RenderUTF8_Blended(fontText,"Installed",black);
	+ SDL_SetAlpha(infoSurf,0,0xFF);
	+ applySurface(surf->w-infoSurf->w-16,(surf->h-infoSurf->h)/2,infoSurf,surf,NULL);
	+ } else {
	+ SDL_Surface* infoSurf=TTF_RenderUTF8_Blended(fontText,"Update",black);
	+ SDL_SetAlpha(infoSurf,0,0xFF);
	+ applySurface(surf->w-infoSurf->w-16,(surf->h-infoSurf->h)/2,infoSurf,surf,NULL);
	+ }
	+ }
	+
	+ list->addItem(entry,surf);
	}
	}
	- return result;
	}

	bool Addons::saveInstalledAddons(){
	if(!addons) return false;

	//Open the file.
	ofstream iaddons;
	iaddons.open((getUserPath(USER_CONFIG)+"installed_addons").c_str());
	if(!iaddons) return false;

	//Loop all the levels.
	TreeStorageNode installed;
	for(unsigned int i=0;i<addons->size();i++) {
	//Check if the level is installed or not.
	if((*addons)[i].installed) {
	TreeStorageNode *entry=new TreeStorageNode;
	entry->name="entry";
	entry->value.push_back((*addons)[i].type);
	entry->value.push_back((*addons)[i].name);
	char version[64];
	sprintf(version,"%d",(*addons)[i].installedVersion);
	entry->value.push_back(version);

	installed.subNodes.push_back(entry);
	}
	}


	//And write away the file.
	POASerializer objSerializer;
	objSerializer.writeNode(&installed,iaddons,true,true);

	return true;
	}

	void Addons::handleEvents(){
	//Check if we should quit.
	if(event.type==SDL_QUIT){
	//Save the installed addons before exiting.
	saveInstalledAddons();
	setNextState(STATE_EXIT);
	}

	//Check if escape is pressed, if so return to the main menu.
	if(inputMgr.isKeyUpEvent(INPUTMGR_ESCAPE)){
	setNextState(STATE_MENU);
	}
	}

	void Addons::logic(){}

	void Addons::render(){
	//Draw background.
	objThemes.getBackground(true)->draw(screen);

	//Draw the title.
	applySurface((SCREEN_WIDTH-title->w)/2,40-TITLE_FONT_RAISE,title,screen,NULL);
	}

	void Addons::resize(){
	//Delete the gui (if any).
	if(GUIObjectRoot){
	delete GUIObjectRoot;
	GUIObjectRoot=NULL;
	}

	//Now create a new one.
	createGUI();
	}

	void Addons::GUIEventCallback_OnEvent(std::string name,GUIObject* obj,int eventType){
	if(name=="lstTabs"){
	if(obj->value==0){
	- list->item=addonsToList("levels");
	+ addonsToList("levels");
	type="levels";
	}else if(obj->value==1){
	- list->item=addonsToList("levelpacks");
	+ addonsToList("levelpacks");
	type="levelpacks";
	}else{
	- list->item=addonsToList("themes");
	+ addonsToList("themes");
	type="themes";
	}
	list->value=0;
	GUIEventCallback_OnEvent("lstAddons",list,GUIEventChange);
	}else if(name=="lstAddons"){
	//Get the addon struct that belongs to it.
	Addon *addon=NULL;
	if(!list->item.empty()) {
	- string entry = list->item[list->value];
	- if(type.compare("levels")==0) {
	- for(unsigned int i=0;i<addons->size();i++) {
	- std::string prefix=(*addons)[i].name;
	- if(!entry.compare(0, prefix.size(), prefix)) {
	- addon=&(*addons)[i];
	- }
	- }
	- } else if(type.compare("levelpacks")==0) {
	- for(unsigned int i=0;i<addons->size();i++) {
	- std::string prefix=(*addons)[i].name;
	- if(!entry.compare(0, prefix.size(), prefix)) {
	- addon=&(*addons)[i];
	- }
	- }
	- } else if(type.compare("themes")==0) {
	- for(unsigned int i=0;i<addons->size();i++) {
	- std::string prefix=(*addons)[i].name;
	- if(!entry.compare(0, prefix.size(), prefix)) {
	- addon=&(*addons)[i];
	- }
	+ string entry = list->getItem(list->value);
	+ for(unsigned int i=0;i<addons->size();i++) {
	+ std::string prefix=(*addons)[i].name;
	+ if(!entry.compare(0, prefix.size(), prefix)) {
	+ addon=&(*addons)[i];
	}
	}
	}

	selected=addon;
	updateActionButton();
	updateUpdateButton();
	}else if(name=="cmdBack"){
	saveInstalledAddons();
	setNextState(STATE_MENU);
	}else if(name=="cmdUpdate"){

	//First remove the addon and then install it again.
	if(type.compare("levels")==0) {
	if(downloadFile(selected->file,(getUserPath(USER_DATA)+"/levels/"))!=false){
	selected->upToDate=true;
	selected->installedVersion=selected->version;
	- list->item=addonsToList("levels");
	+ addonsToList("levels");
	updateActionButton();
	updateUpdateButton();
	}else{
	cerr<<"ERROR: Unable to download addon!"<<endl;
	msgBox(_("ERROR: Unable to download addon!"),MsgBoxOKOnly,_("ERROR:"));
	return;
	}
	}else if(type.compare("levelpacks")==0) {
	if(!removeDirectory((getUserPath(USER_DATA)+"levelpacks/"+selected->folder+"/").c_str())){
	cerr<<"ERROR: Unable to remove the directory "<<(getUserPath(USER_DATA)+"levelpacks/"+selected->folder+"/")<<"."<<endl;
	return;
	}
	if(downloadFile(selected->file,(getUserPath(USER_CACHE)+"/tmp/"))!=false){
	extractFile(getUserPath(USER_CACHE)+"/tmp/"+fileNameFromPath(selected->file,true),getUserPath(USER_DATA)+"/levelpacks/"+selected->folder+"/");
	selected->upToDate=true;
	selected->installedVersion=selected->version;
	- list->item=addonsToList("levelpacks");
	+ addonsToList("levelpacks");
	updateActionButton();
	updateUpdateButton();
	}else{
	cerr<<"ERROR: Unable to download addon!"<<endl;
	msgBox(_("ERROR: Unable to download addon!"),MsgBoxOKOnly,_("ERROR:"));
	return;
	}
	}else if(type.compare("themes")==0) {
	if(!removeDirectory((getUserPath(USER_DATA)+"themes/"+selected->folder+"/").c_str())){
	cerr<<"ERROR: Unable to remove the directory "<<(getUserPath(USER_DATA)+"themes/"+selected->folder+"/")<<"."<<endl;
	return;
	}
	if(downloadFile(selected->file,(getUserPath(USER_CACHE)+"/tmp/"))!=false){
	extractFile((getUserPath(USER_CACHE)+"/tmp/"+fileNameFromPath(selected->file,true)),(getUserPath(USER_DATA)+"/themes/"+selected->folder+"/"));
	selected->upToDate=true;
	selected->installedVersion=selected->version;
	- list->item=addonsToList("themes");
	+ addonsToList("themes");
	updateActionButton();
	updateUpdateButton();
	}else{
	cerr<<"ERROR: Unable to download addon!"<<endl;
	msgBox(_("ERROR: Unable to download addon!"),MsgBoxOKOnly,_("ERROR:"));
	return;
	}
	}


	}else if(name=="cmdInstall"){
	switch(action) {
	case NONE:
	break;
	case INSTALL:
	//Download the addon.
	if(type.compare("levels")==0) {
	if(downloadFile(selected->file,getUserPath(USER_DATA)+"/levels/")!=false){
	selected->upToDate=true;
	selected->installed=true;
	selected->installedVersion=selected->version;
	- list->item=addonsToList("levels");
	+ addonsToList("levels");
	updateActionButton();
	;

	//And add the level to the levels levelpack.
	LevelPack* levelsPack=getLevelPackManager()->getLevelPack("Levels");
	levelsPack->addLevel(getUserPath(USER_DATA)+"/levels/"+fileNameFromPath(selected->file));
	levelsPack->setLocked(levelsPack->getLevelCount()-1);
	}else{
	cerr<<"ERROR: Unable to download addon!"<<endl;
	msgBox(_("ERROR: Unable to download addon!"),MsgBoxOKOnly,_("ERROR:"));
	return;
	}
	}else if(type.compare("levelpacks")==0) {
	if(downloadFile(selected->file,getUserPath(USER_CACHE)+"/tmp/")!=false){
	extractFile(getUserPath(USER_CACHE)+"/tmp/"+fileNameFromPath(selected->file,true),getUserPath(USER_DATA)+"/levelpacks/"+selected->folder+"/");
	selected->upToDate=true;
	selected->installed=true;
	selected->installedVersion=selected->version;
	- list->item=addonsToList("levelpacks");
	+ addonsToList("levelpacks");
	updateActionButton();
	updateUpdateButton();

	//And add the levelpack to the levelpackManager.
	getLevelPackManager()->loadLevelPack(getUserPath(USER_DATA)+"/levelpacks/"+selected->folder);
	}else{
	cerr<<"ERROR: Unable to download addon!"<<endl;
	msgBox(_("ERROR: Unable to download addon!"),MsgBoxOKOnly,_("ERROR:"));
	return;
	}
	}else if(type.compare("themes")==0) {
	if(downloadFile(selected->file,getUserPath(USER_CACHE)+"/tmp/")!=false){
	extractFile(getUserPath(USER_CACHE)+"/tmp/"+fileNameFromPath(selected->file,true),getUserPath(USER_DATA)+"/themes/"+selected->folder+"/");
	selected->upToDate=true;
	selected->installed=true;
	selected->installedVersion=selected->version;
	- list->item=addonsToList("themes");
	+ addonsToList("themes");
	updateActionButton();
	updateUpdateButton();
	}else{
	cerr<<"ERROR: Unable to download addon!"<<endl;
	msgBox(_("ERROR: Unable to download addon!"),MsgBoxOKOnly,_("ERROR:"));
	return;
	}
	}
	break;
	case UNINSTALL:
	//Uninstall the addon.
	if(type.compare("levels")==0) {
	if(remove((getUserPath(USER_DATA)+"levels/"+fileNameFromPath(selected->file)).c_str())){
	cerr<<"ERROR: Unable to remove the file "<<(getUserPath(USER_DATA) + "levels/" + fileNameFromPath(selected->file))<<"."<<endl;
	return;
	}

	selected->upToDate=false;
	selected->installed=false;
	- list->item=addonsToList("levels");
	+ addonsToList("levels");
	updateActionButton();
	updateUpdateButton();

	//And remove the level from the levels levelpack.
	LevelPack* levelsPack=getLevelPackManager()->getLevelPack("Levels");
	for(int i=0;i<levelsPack->getLevelCount();i++){
	if(levelsPack->getLevelFile(i)==(getUserPath(USER_DATA)+"levels/"+fileNameFromPath(selected->file))){
	//Remove the level and break out of the loop.
	levelsPack->removeLevel(i);
	break;
	}
	}
	}else if(type.compare("levelpacks")==0) {
	if(!removeDirectory((getUserPath(USER_DATA)+"levelpacks/"+selected->folder+"/").c_str())){
	cerr<<"ERROR: Unable to remove the directory "<<(getUserPath(USER_DATA)+"levelpacks/"+selected->folder+"/")<<"."<<endl;
	return;
	}

	selected->upToDate=false;
	selected->installed=false;
	- list->item=addonsToList("levelpacks");
	+ addonsToList("levelpacks");
	updateActionButton();
	updateUpdateButton();

	//And remove the levelpack from the levelpack manager.
	getLevelPackManager()->removeLevelPack(selected->folder);
	}else if(type.compare("themes")==0) {
	if(!removeDirectory((getUserPath(USER_DATA)+"themes/"+selected->folder+"/").c_str())){
	cerr<<"ERROR: Unable to remove the directory "<<(getUserPath(USER_DATA)+"themes/"+selected->folder+"/")<<"."<<endl;
	return;
	}

	selected->upToDate=false;
	selected->installed=false;
	- list->item=addonsToList("themes");
	+ addonsToList("themes");
	updateActionButton();
	updateUpdateButton();
	}
	break;
	}
	}
	}

	void Addons::updateUpdateButton(){
	//some sanity check
	if(selected==NULL){
	updateButton->enabled=false;
	return;
	}

	//Check if the selected addon is installed.
	if(selected->installed){
	//It is installed, but is it uptodate?
	if(selected->upToDate){
	//The addon is installed and there is no need to show the button.
	updateButton->enabled=false;
	updateButton->visible=false;
	}else{
	//Otherwise show the button
	updateButton->enabled=true;
	updateButton->visible=true;
	}
	}else{
	//The addon isn't installed so we can only install it.
	updateButton->enabled=false;
	}
	}



	void Addons::updateActionButton(){
	//some sanity check
	if(selected==NULL){
	actionButton->enabled=false;
	action = NONE;
	return;
	}

	//Check if the selected addon is installed.
	if(selected->installed){
	//It is installed, but is it uptodate?
	actionButton->enabled=true;
	actionButton->caption=_("Uninstall");
	action = UNINSTALL;
	}else{
	//The addon isn't installed so we can only install it.
	actionButton->enabled=true;
	actionButton->caption=_("Install");
	action = INSTALL;
	}
	}
	diff --git a/src/Addons.h b/src/Addons.h
	index c02a387..72329a7 100644
	--- a/src/Addons.h
	+++ b/src/Addons.h
	@@ -1,136 +1,136 @@
	/*
	* Copyright (C) 2011-2012 Me and My Shadow
	*
	* This file is part of Me and My Shadow.
	*
	* Me and My Shadow 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 3 of the License, or
	* (at your option) any later version.
	*
	* Me and My Shadow 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 Me and My Shadow. If not, see <http://www.gnu.org/licenses/>.
	*/

	#ifndef ADDONS_H
	#define ADDONS_H

	#include "GameState.h"
	#include "GameObjects.h"
	#include "GUIObject.h"
	#include "GUIListBox.h"
	#include <vector>
	#include <string>
	#ifdef __APPLE__
	#include <SDL_mixer/SDL_mixer.h>
	#include <SDL_ttf/SDL_ttf.h>
	#else
	#include <SDL/SDL_mixer.h>
	#include <SDL/SDL_ttf.h>
	#endif

	//The addons menu.
	class Addons: public GameState,public GUIEventCallback{
	private:
	//An addon entry.
	struct Addon{
	//The name of the addon.
	string name;
	//The type of addon. (Level, Levelpack, Theme)
	string type;
	//The link to the addon file.
	string file;
	//The folder to place the addon in, only for themes and levelpacks.
	string folder;
	//The name of the author.
	string author;

	//The latest version of the addon.
	int version;
	//The version that the user has installed, if installed.
	int installedVersion;

	//Boolean if the addon is installed.
	bool installed;
	//Boolean if the addon is upToDate. (installedVersion==version)
	bool upToDate;
	};

	//The title.
	SDL_Surface* title;

	//Vector containing all the addons.
	std::vector<Addon>* addons;

	//File pointing to the addon file in the userpath.
	FILE* addon;

	//String that should contain the error when something fails.
	string error;

	//The type of addon that is currently selected.
	string type;
	//Pointer to the addon that is selected.
	Addon* selected;

	//The list used for listing the addons.
	GUIListBox* list;
	//The button that does install/uninstall.
	GUIObject* actionButton;
	//The button used for the updates
	GUIObject* updateButton;

	//The possible actions for the action button.
	//Note: Update was moved to an extra button.
	enum Action{
	NONE, INSTALL, UNINSTALL
	};
	//The current action.
	Action action;
	public:
	//Constructor.
	Addons();
	//Destructor.
	~Addons();

	//Method that will create the GUI.
	void createGUI();

	//Method that loads that downloads the addons list.
	//file: Pointer to the file to download the list to.
	//Returns: True if the file is downloaded successfuly.
	bool getAddonsList(FILE* file);
	//
	void fillAddonList(std::vector<Addons::Addon> &list,TreeStorageNode &addons,TreeStorageNode &installed);
	//Put all the addons of a given type in a vector.
	//type: The type the addons must be.
	//Returns: Vector containing the addons.
	- std::vector<std::string> addonsToList(const string &type);
	+ void addonsToList(const string &type);

	//Method that will save the installed addons to the installed_addons file.
	//Returns: True if the file is saved successfuly.
	bool saveInstalledAddons();

	//Inherited from GameState.
	void handleEvents();
	void logic();
	void render();
	void resize();

	//Method used for GUI event handling.
	//name: The name of the callback.
	//obj: Pointer to the GUIObject that caused the event.
	//eventType: The type of event: click, change, etc..
	void GUIEventCallback_OnEvent(std::string name,GUIObject* obj,int eventType);

	//Updates the text on the action button to the current action.
	void updateActionButton();
	//Switches enabled/disables of the update button
	void updateUpdateButton();
	};
	#endif
	diff --git a/src/GUIListBox.cpp b/src/GUIListBox.cpp
	index 4989c2b..25dc71a 100644
	--- a/src/GUIListBox.cpp
	+++ b/src/GUIListBox.cpp
	@@ -1,393 +1,448 @@
	/*
	* Copyright (C) 2011-2012 Me and My Shadow
	*
	* This file is part of Me and My Shadow.
	*
	* Me and My Shadow 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 3 of the License, or
	* (at your option) any later version.
	*
	* Me and My Shadow 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 Me and My Shadow. If not, see <http://www.gnu.org/licenses/>.
	*/

	#include "GUIListBox.h"
	using namespace std;

	GUIListBox::GUIListBox(int left,int top,int width,int height,bool enabled,bool visible,int gravity):
	-GUIObject(left,top,width,height,0,NULL,-1,enabled,visible,gravity){
	+GUIObject(left,top,width,height,0,NULL,-1,enabled,visible,gravity),itemHeight(24){
	//Set the state -1.
	state=-1;

	//Create the scrollbar and add it to the children.
	scrollBar=new GUIScrollBar(0,0,16,0,1,0,0,0,0,0,true,false);
	childControls.push_back(scrollBar);
	}

	+GUIListBox::~GUIListBox(){
	+ //Remove items
	+ clearItems();
	+ //We need to delete every child we have.
	+ for(unsigned int i=0;i<childControls.size();i++){
	+ delete childControls[i];
	+ }
	+ //Deleted the childs now empty the childControls vector.
	+ childControls.clear();
	+}
	+
	bool GUIListBox::handleEvents(int x,int y,bool enabled,bool visible,bool processed){
	//Boolean if the event is processed.
	bool b=processed;

	//The GUIObject is only enabled when he and his parent are enabled.
	enabled=enabled && this->enabled;
	//The GUIObject is only enabled when he and his parent are enabled.
	visible=visible && this->visible;

	//Get the absolute position.
	x+=left;
	y+=top;

	//Calculate the scrollbar position.
	scrollBar->left=width-16;
	scrollBar->height=height;
	- int m=item.size(),n=(height-4)/24;
	+ int m=item.size(),n=(height-4)/itemHeight;
	if(m>n){
	scrollBar->maxValue=m-n;
	scrollBar->smallChange=1;
	scrollBar->largeChange=n;
	scrollBar->visible=true;
	b=b\|\|scrollBar->handleEvents(x,y,enabled,visible,b);
	}else{
	scrollBar->value=0;
	scrollBar->maxValue=0;
	scrollBar->visible=false;
	}

	//Set state negative.
	state=-1;

	//Check if the GUIListBox is visible, enabled and no event has been processed before.
	if(enabled&&visible&&!b){
	//The mouse location (x=i, y=j) and the mouse button (k).
	int i,j;
	SDL_GetMouseState(&i,&j);

	//Convert the mouse location to a relative location.
	i-=x+2;
	j-=y+2;

	//Check if the mouse is inside the GUIListBox.
	if(i>=0&&i<width-4&&j>=0&&j<height-4){
	//Calculate the y location with the scrollbar position.
	- int idx=j/24+scrollBar->value;
	+ int idx=j/itemHeight+scrollBar->value;

	//If the entry isn't above the max we have an event.
	if(idx>=0&&idx<(int)item.size()){
	state=idx;

	//Check if the left mouse button is pressed.
	if(event.type==SDL_MOUSEBUTTONDOWN && event.button.button==SDL_BUTTON_LEFT && value!=idx){
	value=idx;

	//If event callback is configured then add an event to the queue.
	if(eventCallback){
	GUIEvent e={eventCallback,name,this,GUIEventClick};
	GUIEventQueue.push_back(e);
	}
	}
	}

	//Check for mouse wheel scrolling.
	if(event.type==SDL_MOUSEBUTTONDOWN && event.button.button == SDL_BUTTON_WHEELDOWN && scrollBar->enabled){
	scrollBar->value+=4;
	if(scrollBar->value > scrollBar->maxValue)
	scrollBar->value = scrollBar->maxValue;
	}else if(event.type==SDL_MOUSEBUTTONDOWN && event.button.button == SDL_BUTTON_WHEELUP && scrollBar->enabled){
	scrollBar->value-=4;
	if(scrollBar->value < 0)
	scrollBar->value = 0;
	}
	}
	}

	//Process child controls event except for the scrollbar.
	//That's why i starts at one.
	for(unsigned int i=1;i<childControls.size();i++){
	bool b1=childControls[i]->handleEvents(x,y,enabled,visible,b);

	//The event is processed when either our or the childs is true (or both).
	b=b\|\|b1;
	}
	return b;
	}

	void GUIListBox::render(int x,int y,bool draw){
	//Rectangle the size of the GUIObject, used to draw borders.
	SDL_Rect r;
	//There's no need drawing the GUIObject when it's invisible.
	if(!visible\|\|!draw)
	return;

	//Get the absolute x and y location.
	x+=left;
	y+=top;

	//Default background opacity
	int clr=128;
	//TODO: Add hover check?

	//Draw the box.
	Uint32 color=0xFFFFFFFF\|clr;
	drawGUIBox(x,y,width,height,screen,color);

	//We need to draw the items.
	//The number of items.
	int m=item.size();
	//The number of items that are visible.
	- int n=(height-4)/24;
	+ int n=(height-4)/itemHeight;
	//Integer containing the current entry that is being drawn.
	int i;
	//The y coordinate the current entries reaches.
	int j;

	//If the number of items is higer than fits on the screen set the begin value (m) to scrollBar->value+n.
	if(m>scrollBar->value+n)
	m=scrollBar->value+n;

	//Loop through the (visible) entries and draw them.
	- for(i=scrollBar->value,j=y+1;i<m;i++,j+=24){
	+ for(i=scrollBar->value,j=y+1;i<m;i++,j+=itemHeight){
	//The background color for the entry.
	int clr=-1;
	//If i is the selected entry then give it a light gray background.
	if(value==i){
	clr=0xDDDDDDFF;
	}

	//Check if the current entry is selected. If so draw borders around it.
	if(state==i)
	- drawGUIBox(x,j-1,width,25,screen,0x00000000);
	+ drawGUIBox(x,j-1,width,itemHeight+1,screen,0x00000000);

	//Only draw when clr isn't -1.
	if(clr!=-1)
	- drawGUIBox(x,j-1,width,25,screen,clr);
	+ drawGUIBox(x,j-1,width,itemHeight+1,screen,clr);
	+
	+ r.x=x+4;
	+ r.y=j;
	+ SDL_BlitSurface(images[i],NULL,screen,&r);

	//Now draw the text.
	- const char* s=item[i].c_str();
	+ /const char s=item[i].c_str();
	//Make sure the text isn't empty.
	if(s && s[0]){
	//Render black text.
	SDL_Color black={0,0,0,0};
	SDL_Surface *bm=TTF_RenderUTF8_Blended(fontText,s,black);

	//Calculate the text location, center it vertically.
	r.x=x+4;
	r.y=j+12-bm->h/2;

	//Draw the text and free the rendered surface.
	SDL_BlitSurface(bm,NULL,screen,&r);
	SDL_FreeSurface(bm);
	- }
	+ }*/
	}

	//We now need to draw all the children of the GUIObject.
	for(unsigned int i=0;i<childControls.size();i++){
	childControls[i]->render(x,y,draw);
	}
	}

	+void GUIListBox::clearItems(){
	+ item.clear();
	+ for(int i=0;i<images.size();i++){
	+ SDL_FreeSurface(images[i]);
	+ }
	+ images.clear();
	+}
	+
	+void GUIListBox::addItem(std::string name, SDL_Surface* image){
	+ item.push_back(name);
	+
	+ if(image){
	+ itemHeight=image->h;
	+ images.push_back(image);
	+ }else if(!image&&!name.empty()){
	+ SDL_Color black={0,0,0,0};
	+ SDL_Surface* tmp=TTF_RenderUTF8_Blended(fontText,name.c_str(),black);
	+ images.push_back(tmp);
	+ }
	+}
	+
	+void GUIListBox::updateItem(int index, std::string newText, SDL_Surface* newImage){
	+ item.at(index)=newText;
	+
	+ if(newImage){
	+ itemHeight=newImage->h;
	+ SDL_FreeSurface(images.at(index));
	+ images.at(index)=newImage;
	+ }else if(!newImage&&!newText.empty()){
	+ SDL_FreeSurface(images.at(index));
	+ SDL_Color black={0,0,0,0};
	+ SDL_Surface* tmp=TTF_RenderUTF8_Blended(fontText,newText.c_str(),black);
	+ images.at(index)=tmp;
	+ }
	+}
	+
	+std::string GUIListBox::getItem(int index){
	+ return item.at(index);
	+}
	+
	GUISingleLineListBox::GUISingleLineListBox(int left,int top,int width,int height,bool enabled,bool visible,int gravity):
	GUIObject(left,top,width,height,0,NULL,-1,enabled,visible,gravity),animation(0){}

	bool GUISingleLineListBox::handleEvents(int x,int y,bool enabled,bool visible,bool processed){
	//Boolean if the event is processed.
	bool b=processed;

	//The GUIObject is only enabled when he and his parent are enabled.
	enabled=enabled && this->enabled;
	//The GUIObject is only enabled when he and his parent are enabled.
	visible=visible && this->visible;

	//Get the absolute position.
	x+=left-gravityX;
	y+=top;

	state&=~0xF;
	if(enabled&&visible){
	//The mouse location (x=i, y=j) and the mouse button (k).
	int i,j,k;
	k=SDL_GetMouseState(&i,&j);

	//Convert the mouse location to a relative location.
	i-=x;
	j-=y;

	//The selected button.
	//0=nothing 1=left 2=right.
	int idx=0;

	//Check which button the mouse is above.
	if(i>=0&&i<width&&j>=0&&j<height){
	if(i<26 && i<width/2){
	//The left arrow.
	idx=1;
	}else if(i>=width-26){
	//The right arrow.
	idx=2;
	}
	}

	//If idx is 0 it means the mous doesn't hover any arrow so reset animation.
	if(idx==0)
	animation=0;

	//Check if there's a mouse button press or not.
	if(k&SDL_BUTTON(1)){
	if(((state>>4)&0xF)==idx)
	state\|=idx;
	}else{
	state\|=idx;
	}

	//Check if there's a mouse press.
	if(event.type==SDL_MOUSEBUTTONDOWN && event.button.button==SDL_BUTTON_LEFT && idx){
	state=idx\|(idx<<4);
	}else if(event.type==SDL_MOUSEBUTTONUP && event.button.button==SDL_BUTTON_LEFT && idx && ((state>>4)&0xF)==idx){
	int m=(int)item.size();
	if(m>0){
	if(idx==2){
	idx=value+1;
	if(idx<0\|\|idx>=m) idx=0;
	if(idx!=value){
	value=idx;

	//If there is an event callback then call it.
	if(eventCallback){
	GUIEvent e={eventCallback,name,this,GUIEventClick};
	GUIEventQueue.push_back(e);
	}
	}
	}else if(idx==1){
	idx=value-1;
	if(idx<0\|\|idx>=m) idx=m-1;
	if(idx!=value){
	value=idx;

	//If there is an event callback then call it.
	if(eventCallback){
	GUIEvent e={eventCallback,name,this,GUIEventClick};
	GUIEventQueue.push_back(e);
	}
	}
	}
	}
	}
	if(event.type==SDL_MOUSEBUTTONUP) state&=0xF;
	}else{
	//Set state zero.
	state=0;
	}

	//Also let the children handle their events.
	for(unsigned int i=0;i<childControls.size();i++){
	bool b1=childControls[i]->handleEvents(x,y,enabled,visible,b);

	//The event is processed when either our or the childs is true (or both).
	b=b\|\|b1;
	}
	return b;
	}

	void GUISingleLineListBox::render(int x,int y,bool draw){
	//Rectangle the size of the GUIObject, used to draw borders.
	SDL_Rect r;

	//There's no need drawing the GUIObject when it's invisible.
	if(!visible)
	return;

	//NOTE: logic in the render method since it's the only part that gets called every frame.
	if((state&0xF)==0x1 \|\| (state&0xF)==0x2){
	animation++;
	if(animation>20)
	animation=-20;
	}

	//Get the absolute x and y location.
	x+=left;
	y+=top;

	if(gravity==GUIGravityCenter)
	gravityX=int(width/2);
	else if(gravity==GUIGravityRight)
	gravityX=width;

	x-=gravityX;

	//Check if the enabled state changed or the caption, if so we need to clear the (old) cache.
	if(enabled!=cachedEnabled \|\| item[value].compare(cachedCaption)!=0){
	//Free the cache.
	SDL_FreeSurface(cache);
	cache=NULL;

	//And cache the new values.
	cachedEnabled=enabled;
	cachedCaption=item[value];
	}

	//Draw the text.
	if(value>=0 && value<(int)item.size()){
	//Get the text.
	const char* lp=item[value].c_str();

	//Check if the text is empty or not.
	if(lp!=NULL && lp[0]){
	if(!cache){
	SDL_Color color;
	if(inDialog)
	color=themeTextColorDialog;
	else
	color=themeTextColor;

	cache=TTF_RenderUTF8_Blended(fontGUI,lp,color);

	//If the text is too wide then we change to smaller font (?)
	//NOTE: The width is 32px smaller (2x16px for the arrows).
	if(cache->w>width-32){
	SDL_FreeSurface(cache);
	cache=TTF_RenderUTF8_Blended(fontGUISmall,lp,color);
	}
	}

	if(draw){
	//Center the text both vertically as horizontally.
	r.x=x+(width-cache->w)/2;
	r.y=y+(height-cache->h)/2-GUI_FONT_RAISE;

	//Draw the text and free the surface afterwards.
	SDL_BlitSurface(cache,NULL,screen,&r);
	}
	}
	}

	if(draw){
	//Draw the arrows.
	SDL_Rect r2={48,0,16,16};
	r.x=x;
	if((state&0xF)==0x1)
	r.x+=abs(animation/2);
	r.y=y+4;
	if(inDialog)
	applySurface(r.x,r.y,arrowLeft2,screen,NULL);
	else
	applySurface(r.x,r.y,arrowLeft1,screen,NULL);

	r.x=x+width-16;
	if((state&0xF)==0x2)
	r.x-=abs(animation/2);
	if(inDialog)
	applySurface(r.x,r.y,arrowRight2,screen,NULL);
	else
	applySurface(r.x,r.y,arrowRight1,screen,NULL);
	}

	//We now need to draw all the children of the GUIObject.
	for(unsigned int i=0;i<childControls.size();i++){
	childControls[i]->render(x,y,draw);
	}
	}
	diff --git a/src/GUIListBox.h b/src/GUIListBox.h
	index ef7e3fc..f9c25c4 100644
	--- a/src/GUIListBox.h
	+++ b/src/GUIListBox.h
	@@ -1,94 +1,105 @@
	/*
	* Copyright (C) 2011-2012 Me and My Shadow
	*
	* This file is part of Me and My Shadow.
	*
	* Me and My Shadow 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 3 of the License, or
	* (at your option) any later version.
	*
	* Me and My Shadow 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 Me and My Shadow. If not, see <http://www.gnu.org/licenses/>.
	*/

	#ifndef GUILISTBOX_H
	#define GUILISTBOX_H

	#include "GUIObject.h"
	#include "GUIScrollBar.h"

	//GUIObject that displays a list.
	//It extends GUIObject because it's a special GUIObject.
	class GUIListBox:public GUIObject{
	public:
	//Vector containing the entries of the list.
	std::vector<std::string> item;
	+ std::vector<SDL_Surface*> images;
	private:
	//Scrollbar used when there are more entries than fit on the screen.
	GUIScrollBar* scrollBar;
	+ int itemHeight;
	public:
	//Constructor.
	//left: The relative x location of the GUIListBox.
	//top: The relative y location of the GUIListBox.
	//witdh: The width of the GUIListBox.
	//height: The height of the GUIListBox.
	//enabled: Boolean if the GUIListBox is enabled or not.
	//visible: Boolean if the GUIListBox is visisble or not.
	GUIListBox(int left=0,int Top=0,int width=0,int height=0,bool enabled=true,bool visible=true,int gravity=GUIGravityLeft);

	+ //Destructor
	+ ~GUIListBox();
	+
	+ //
	+ void clearItems();
	+ void addItem(std::string name, SDL_Surface* image=NULL);
	+ void updateItem(int index, std::string newText, SDL_Surface* newImage=NULL);
	+ std::string getItem(int index);
	+
	//Method used to handle mouse and/or key events.
	//x: The x mouse location.
	//y: The y mouse location.
	//enabled: Boolean if the parent is enabled or not.
	//visible: Boolean if the parent is visible or not.
	//processed: Boolean if the event has been processed (by the parent) or not.
	//Returns: Boolean if the event is processed by the child.
	virtual bool handleEvents(int x=0,int y=0,bool enabled=true,bool visible=true,bool processed=false);
	//Method that will render the GUIListBox.
	//x: The x location to draw the GUIListBox. (x+left)
	//y: The y location to draw the GUIListBox. (y+top)
	virtual void render(int x=0,int y=0,bool draw=true);
	};


	//GUIObject that displays a list on only one line.
	//Instead of clicking the entries of the list you iterate through them.
	//It extends GUIObject because it's a special GUIObject.
	class GUISingleLineListBox:public GUIObject{
	public:
	//Vector containing the entries of the list.
	std::vector<std::string> item;

	//Integer used for the animation of the arrow.
	int animation;
	public:
	//Constructor.
	//left: The relative x location of the GUIListBox.
	//top: The relative y location of the GUIListBox.
	//witdh: The width of the GUIListBox.
	//height: The height of the GUIListBox.
	//enabled: Boolean if the GUIListBox is enabled or not.
	//visible: Boolean if the GUIListBox is visisble or not.
	GUISingleLineListBox(int left=0,int top=0,int width=0,int height=0,bool enabled=true,bool visible=true,int gravity=GUIGravityLeft);

	//Method used to handle mouse and/or key events.
	//x: The x mouse location.
	//y: The y mouse location.
	//enabled: Boolean if the parent is enabled or not.
	//visible: Boolean if the parent is visible or not.
	//processed: Boolean if the event has been processed (by the parent) or not.
	//Returns: Boolean if the event is processed by the child.
	virtual bool handleEvents(int x=0,int y=0,bool enabled=true,bool visible=true,bool processed=false);
	//Method that will render the GUIListBox.
	//x: The x location to draw the GUIListBox. (x+left)
	//y: The y location to draw the GUIListBox. (y+top)
	virtual void render(int x=0,int y=0,bool draw=true);
	};

	#endif
	diff --git a/src/InputManager.cpp b/src/InputManager.cpp
	index 653a19f..3878785 100644
	--- a/src/InputManager.cpp
	+++ b/src/InputManager.cpp
	@@ -1,442 +1,442 @@
	/*
	* Copyright (C) 2011-2012 Me and My Shadow
	*
	* This file is part of Me and My Shadow.
	*
	* Me and My Shadow 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 3 of the License, or
	* (at your option) any later version.
	*
	* Me and My Shadow 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 Me and My Shadow. If not, see <http://www.gnu.org/licenses/>.
	*/

	#include "InputManager.h"
	#include "Globals.h"
	#include "Settings.h"
	#include "Functions.h"
	#include "GUIObject.h"
	#include "GUIListBox.h"
	#include "GUIOverlay.h"
	#include <stdlib.h>
	#include <stdio.h>
	#include <string>
	using namespace std;

	InputManager inputMgr;

	//the order must be the same as InputManagerKeys
	static const char* keySettingNames[INPUTMGR_MAX]={
	"key_up","key_down","key_left","key_right","key_jump","key_action","key_space","key_cancelRecording",
	"key_escape","key_restart","key_tab","key_save","key_load","key_swap",
	"key_teleport","key_suicide","key_shift","key_next","key_previous","key_select"
	};

	//the order must be the same as InputManagerKeys
	static const char* keySettingDescription[INPUTMGR_MAX]={
	__("Up (in menu)"),__("Down (in menu)"),__("Left"),__("Right"),__("Jump"),__("Action"),__("Space (Record)"),__("Cancel recording"),
	__("Escape"),__("Restart"),__("Tab (View shadow/Level prop.)"),__("Save game (in editor)"),__("Load game"),__("Swap (in editor)"),
	__("Teleport (in editor)"),__("Suicide (in editor)"),__("Shift (in editor)"),__("Next block type (in Editor)"),
	__("Previous block type (in editor)"), __("Select (in menu)")
	};

	//A class that handles the gui events of the inputDialog.
	class InputDialogHandler:public GUIEventCallback{
	private:
	//the list box which contains keys.
	GUIListBox* listBox;
	//the parent object.
	InputManager* parent;
	//check if it's alternative key
	bool isAlternativeKey;

	//update specified key config item
	void updateConfigItem(int index){
	//get the description
	std::string s=_(keySettingDescription[index]);
	s+=": ";

	//get key code name
	int keyCode=parent->getKeyCode((InputManagerKeys)index,isAlternativeKey);
	s+=_(InputManager::getKeyCodeName(keyCode));

	//show it
	- listBox->item[index]=s;
	+ listBox->updateItem(index,s);
	}
	public:
	//Constructor.
	InputDialogHandler(GUIListBox* listBox,InputManager* parent):listBox(listBox),parent(parent),isAlternativeKey(false){
	//load the available keys to the list box.
	for(int i=0;i<INPUTMGR_MAX;i++){
	//get the description
	std::string s=_(keySettingDescription[i]);
	s+=": ";

	//get key code name
	int keyCode=parent->getKeyCode((InputManagerKeys)i,false);
	s+=_(InputManager::getKeyCodeName(keyCode));

	//add item
	- listBox->item.push_back(s);
	+ listBox->addItem(s);
	}
	}

	//when a key is pressed call this to set the key to currently-selected item
	void onKeyDown(int keyCode){
	//check if an item is selected.
	int index=listBox->value;
	if(index<0 \|\| index>=INPUTMGR_MAX) return;

	//set it.
	parent->setKeyCode((InputManagerKeys)index,keyCode,isAlternativeKey);
	updateConfigItem(index);
	}

	void GUIEventCallback_OnEvent(std::string name,GUIObject* obj,int eventType){
	//Make sure it's a click event.
	if(eventType==GUIEventClick){
	if(name=="cmdOK"){
	//config is done, exiting
	delete GUIObjectRoot;
	GUIObjectRoot=NULL;
	}else if(name=="cmdUnset"){
	onKeyDown(0);
	}else if(name=="lstType"){
	isAlternativeKey=(obj->value==1);
	for(int i=0;i<INPUTMGR_MAX;i++){
	updateConfigItem(i);
	}
	}
	}
	}
	};

	//Event handler.
	static InputDialogHandler* handler;

	//A GUIObject that is used to create events for key presses.
	class GUIKeyListener:public GUIObject{

	//Leave empty.
	~GUIKeyListener(){}

	bool handleEvents(int x,int y,bool enabled,bool visible,bool processed){
	if(enabled && handler){
	if(event.type==SDL_KEYDOWN){
	handler->onKeyDown(event.key.keysym.sym);
	}
	//Joystick
	else if(event.type==SDL_JOYAXISMOTION){
	if(event.jaxis.value>3200){
	handler->onKeyDown(0x00010001 \| (int(event.jaxis.axis)<<8));
	}else if(event.jaxis.value<-3200){
	handler->onKeyDown(0x000100FF \| (int(event.jaxis.axis)<<8));
	}
	}
	else if(event.type==SDL_JOYBUTTONDOWN){
	handler->onKeyDown(0x00020000 \| (int(event.jbutton.button)<<8));
	}
	else if(event.type==SDL_JOYHATMOTION){
	if(event.jhat.value & SDL_HAT_LEFT){
	handler->onKeyDown(0x00030000 \| (int(event.jhat.hat)<<8) \| SDL_HAT_LEFT);
	}else if(event.jhat.value & SDL_HAT_RIGHT){
	handler->onKeyDown(0x00030000 \| (int(event.jhat.hat)<<8) \| SDL_HAT_RIGHT);
	}else if(event.jhat.value & SDL_HAT_UP){
	handler->onKeyDown(0x00030000 \| (int(event.jhat.hat)<<8) \| SDL_HAT_UP);
	}else if(event.jhat.value & SDL_HAT_DOWN){
	handler->onKeyDown(0x00030000 \| (int(event.jhat.hat)<<8) \| SDL_HAT_DOWN);
	}
	}
	}
	//Return true?
	return true;
	}

	//Nothing to do.
	void render(){}
	};

	int InputManager::getKeyCode(InputManagerKeys key,bool isAlternativeKey){
	if(isAlternativeKey) return alternativeKeys[key];
	else return keys[key];
	}

	void InputManager::setKeyCode(InputManagerKeys key,int keyCode,bool isAlternativeKey){
	if(isAlternativeKey) alternativeKeys[key]=keyCode;
	else keys[key]=keyCode;
	}

	void InputManager::loadConfig(){
	int i;
	for(i=0;i<INPUTMGR_MAX;i++){
	string s=keySettingNames[i];

	keys[i]=atoi(getSettings()->getValue(s).c_str());

	s+="2";
	alternativeKeys[i]=atoi(getSettings()->getValue(s).c_str());
	}
	}

	void InputManager::saveConfig(){
	int i;
	char c[32];
	for(i=0;i<INPUTMGR_MAX;i++){
	string s=keySettingNames[i];

	sprintf(c,"%d",keys[i]);
	getSettings()->setValue(s,c);

	s+="2";
	sprintf(c,"%d",alternativeKeys[i]);
	getSettings()->setValue(s,c);
	}
	}

	void InputManager::showConfig(){
	//Create the new GUI.
	GUIObject* root=new GUIObject((SCREEN_WIDTH-600)/2,(SCREEN_HEIGHT-420)/2,600,400,GUIObjectFrame,_("Config Keys"));
	GUIObject* obj;

	obj=new GUIObject(0,44,root->width,36,GUIObjectLabel,_("Select an item and press a key to config it."),0,true,true,GUIGravityCenter);
	root->addChild(obj);

	//The list box.
	GUIListBox *listBox=new GUIListBox(20,126,560,220);
	//Create the event handler.
	if(handler)
	delete handler;
	handler=new InputDialogHandler(listBox,this);
	root->addChild(listBox);

	//another box to select key type
	GUISingleLineListBox *listBox0=new GUISingleLineListBox(120,80,360,36);
	listBox0->name="lstType";
	listBox0->item.push_back(_("Primary key"));
	listBox0->item.push_back(_("Alternative key"));
	listBox0->value=0;
	listBox0->eventCallback=handler;
	root->addChild(listBox0);

	//two buttons
	obj=new GUIObject(32,360,-1,36,GUIObjectButton,_("Unset the key"),0,true,true,GUIGravityLeft);
	obj->name="cmdUnset";
	obj->eventCallback=handler;
	root->addChild(obj);

	obj=new GUIObject(root->width-32,360,-1,36,GUIObjectButton,_("OK"),0,true,true,GUIGravityRight);
	obj->name="cmdOK";
	obj->eventCallback=handler;
	root->addChild(obj);

	obj=new GUIKeyListener();
	root->addChild(obj);

	//Create a GUIOverlayState
	//NOTE: We don't need to store a pointer since it will auto cleanup itself.
	new GUIOverlay(root,true);
	}

	//get key name from key code
	std::string InputManager::getKeyCodeName(int keyCode){
	char c[64];
	if(keyCode>0 && keyCode <0x1000){
	//keyboard
	char* s=SDL_GetKeyName((SDLKey)keyCode);
	if(s!=NULL){
	return s;
	}else{
	sprintf(c,"(Key %d)",keyCode);
	return c;
	}
	}else if(keyCode>0x1000){
	//Joystick. first set it to invalid value
	sprintf(c,"(Joystick 0x%08X)",keyCode);
	//check type
	switch((keyCode & 0x00FF0000)>>16){
	case 1:
	//axis
	switch(keyCode & 0xFF){
	case 1:
	sprintf(c,"Joystick axis %d +",(keyCode & 0x0000FF00)>>8);
	break;
	case 0xFF:
	sprintf(c,"Joystick axis %d -",(keyCode & 0x0000FF00)>>8);
	break;
	}
	break;
	case 2:
	//button
	sprintf(c,"Joystick button %d",(keyCode & 0x0000FF00)>>8);
	break;
	case 3:
	//hat
	switch(keyCode & 0xFF){
	case SDL_HAT_LEFT:
	sprintf(c,"Joystick hat %d left",(keyCode & 0x0000FF00)>>8);
	break;
	case SDL_HAT_RIGHT:
	sprintf(c,"Joystick hat %d right",(keyCode & 0x0000FF00)>>8);
	break;
	case SDL_HAT_UP:
	sprintf(c,"Joystick hat %d up",(keyCode & 0x0000FF00)>>8);
	break;
	case SDL_HAT_DOWN:
	sprintf(c,"Joystick hat %d down",(keyCode & 0x0000FF00)>>8);
	break;
	}
	break;
	}
	return c;
	}else{
	//unknown??
	return _("(Not set)");
	}
	}

	InputManager::InputManager(){
	//clear the array.
	for(int i=0;i<INPUTMGR_MAX;i++){
	keys[i]=alternativeKeys[i]=keyFlags[i]=0;
	}
	}

	InputManager::~InputManager(){
	closeAllJoysticks();
	}

	int InputManager::getKeyState(int keyCode,int oldState,bool hasEvent){
	int state=0;
	if(keyCode>0 && keyCode<0x1000){
	//keyboard
	if(hasEvent){
	if(event.type==SDL_KEYDOWN && event.key.keysym.sym==keyCode){
	state\|=0x2;
	}
	if(event.type==SDL_KEYUP && event.key.keysym.sym==keyCode){
	state\|=0x4;
	}
	}
	if(keyCode<SDLK_LAST && SDL_GetKeyState(NULL)[keyCode]){
	state\|=0x1;
	}
	}else if(keyCode>0x1000){
	//Joystick
	int index=(keyCode & 0x0000FF00)>>8;
	int value=keyCode & 0xFF;
	int i,v;
	switch((keyCode & 0x00FF0000)>>16){
	case 1:
	//axis
	if(hasEvent){
	if(event.type==SDL_JOYAXISMOTION && event.jaxis.axis==index){
	if((value==1 && event.jaxis.value>3200) \|\| (value==0xFF && event.jaxis.value<-3200)){
	if((oldState & 0x1)==0) state\|=0x2;
	}else{
	if(oldState & 0x1) state\|=0x4;
	}
	}
	}
	for(i=0;i<(int)joysticks.size();i++){
	v=SDL_JoystickGetAxis(joysticks[i],index);
	if((value==1 && v>3200) \|\| (value==0xFF && v<-3200)){
	state\|=0x1;
	break;
	}
	}
	break;
	case 2:
	//button
	if(hasEvent){
	if(event.type==SDL_JOYBUTTONDOWN && event.jbutton.button==index){
	state\|=0x2;
	}
	if(event.type==SDL_JOYBUTTONUP && event.jbutton.button==index){
	state\|=0x4;
	}
	}
	for(i=0;i<(int)joysticks.size();i++){
	v=SDL_JoystickGetButton(joysticks[i],index);
	if(v){
	state\|=0x1;
	break;
	}
	}
	break;
	case 3:
	//hat
	if(hasEvent){
	if(event.type==SDL_JOYHATMOTION && event.jhat.hat==index){
	if(event.jhat.value & value){
	if((oldState & 0x1)==0) state\|=0x2;
	}else{
	if(oldState & 0x1) state\|=0x4;
	}
	}
	}
	for(i=0;i<(int)joysticks.size();i++){
	v=SDL_JoystickGetHat(joysticks[i],index);
	if(v & value){
	state\|=0x1;
	break;
	}
	}
	break;
	}
	}
	return state;
	}

	//update the key state, according to current SDL event, etc.
	void InputManager::updateState(bool hasEvent){
	for(int i=0;i<INPUTMGR_MAX;i++){
	keyFlags[i]=getKeyState(keys[i],keyFlags[i],hasEvent)\|getKeyState(alternativeKeys[i],keyFlags[i],hasEvent);
	}
	}

	//check if there is KeyDown event.
	bool InputManager::isKeyDownEvent(InputManagerKeys key){
	return keyFlags[key]&0x2;
	}

	//check if there is KeyUp event.
	bool InputManager::isKeyUpEvent(InputManagerKeys key){
	return keyFlags[key]&0x4;
	}

	//check if specified key is down.
	bool InputManager::isKeyDown(InputManagerKeys key){
	return keyFlags[key]&0x1;
	}

	//open all joysticks.
	void InputManager::openAllJoysitcks(){
	int i,m;
	//First close previous joysticks.
	closeAllJoysticks();

	//open all joysticks.
	m=SDL_NumJoysticks();
	for(i=0;i<m;i++){
	SDL_Joystick *j=SDL_JoystickOpen(i);
	if(j==NULL){
	printf("ERROR: Couldn't open Joystick %d\n",i);
	}else{
	joysticks.push_back(j);
	}
	}
	}

	//close all joysticks.
	void InputManager::closeAllJoysticks(){
	for(int i=0;i<(int)joysticks.size();i++){
	SDL_JoystickClose(joysticks[i]);
	}
	joysticks.clear();
	}

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