Add native restart menu button

It should replace Simply Love restart hack.
Now it is possible to assign any button to restart.

Themes/_fallback/Languages/en.ini

@@ -133,6 +133,7 @@ EffectDown=EffectDown
 Right=Right
 Select=Select
 Start=Start
+Restart=Restart
 Up=Up
 UpLeft=UpLeft
 UpRight=UpRight

src/Game.cpp

@@ -24,6 +24,7 @@ static const Game::PerButtonInfo g_CommonButtonInfo[] =
 	{ GameButtonType_Menu }, // GAME_BUTTON_START
 	{ GameButtonType_Menu }, // GAME_BUTTON_SELECT
 	{ GameButtonType_Menu }, // GAME_BUTTON_BACK
+	{ GameButtonType_Menu }, // GAME_BUTTON_RESTART
 	{ GameButtonType_Menu }, // GAME_BUTTON_COIN
 	{ GameButtonType_Menu }, // GAME_BUTTON_OPERATOR
 	{ GameButtonType_Menu }, // GAME_BUTTON_EFFECT_UP

src/GameInput.h

@@ -26,6 +26,7 @@ enum GameButton
 	GAME_BUTTON_START,
 	GAME_BUTTON_SELECT,
 	GAME_BUTTON_BACK,
+	GAME_BUTTON_RESTART,
 	GAME_BUTTON_COIN, /**< Insert a coin to play. */
 	GAME_BUTTON_OPERATOR, /**< Access the operator menu. */
 	GAME_BUTTON_EFFECT_UP,

src/InputMapper.cpp

@@ -1208,6 +1208,7 @@ static const InputScheme::GameButtonInfo g_CommonGameButtonInfo[] =
 	{ "Start",	GAME_BUTTON_START },
 	{ "Select",	GAME_BUTTON_SELECT },
 	{ "Back",	GAME_BUTTON_BACK },
+	{ "Restart",	GAME_BUTTON_RESTART },
 	{ "Coin",	GAME_BUTTON_COIN },
 	{ "Operator",	GAME_BUTTON_OPERATOR },
 	{ "EffectUp",	GAME_BUTTON_EFFECT_UP },

src/Screen.cpp

@@ -230,6 +230,7 @@ bool Screen::Input( const InputEventPlus &input )
 			return false;
 		case GAME_BUTTON_START:   return this->MenuStart  ( input );
 		case GAME_BUTTON_SELECT:  return this->MenuSelect ( input );
+		case GAME_BUTTON_RESTART: return this->MenuRestart( input );
 		case GAME_BUTTON_COIN:    return this->MenuCoin   ( input );
 		default: return false;
 	}

src/Screen.h

@@ -141,6 +141,7 @@ public:
 	virtual bool MenuRight(const InputEventPlus &) { return false; }
 	virtual bool MenuStart(const InputEventPlus &) { return false; }
 	virtual bool MenuSelect(const InputEventPlus &) { return false; }
+	virtual bool MenuRestart(const InputEventPlus &) { return false; }
 	virtual bool MenuBack(const InputEventPlus &) { return false; }
 	virtual bool MenuCoin(const InputEventPlus &) { return false; }
 	// todo? -aj

src/ScreenEvaluation.cpp

@@ -729,6 +729,13 @@ bool ScreenEvaluation::Input( const InputEventPlus &input )
 	if( IsTransitioning() )
 		return false;
 
+	if (input.MenuI == GAME_BUTTON_RESTART && input.type == IET_FIRST_PRESS &&
+		GAMESTATE->IsEventMode() && !GAMESTATE->IsCourseMode())
+	{
+		return MenuRestart(input);
+	}
+
+
 	if( input.GameI.IsValid() )
 	{
 		if( CodeDetector::EnteredCode(input.GameI.controller, CODE_SAVE_SCREENSHOT1) ||
@@ -795,6 +802,16 @@ bool ScreenEvaluation::MenuStart( const InputEventPlus &input )
 	return true;
 }
 
+bool ScreenEvaluation::MenuRestart( const InputEventPlus &input )
+{
+	if( IsTransitioning() )
+		return false;
+
+	SCREENMAN->GetTopScreen()->SetNextScreenName("ScreenGameplay");
+	StartTransitioningScreen( SM_GoToNextScreen );
+	return true;
+}
+
 void ScreenEvaluation::HandleMenuStart()
 {
 	StartTransitioningScreen( SM_GoToNextScreen );

src/ScreenEvaluation.h

@@ -57,6 +57,7 @@ public:
 
 	virtual bool MenuBack( const InputEventPlus &input );
 	virtual bool MenuStart( const InputEventPlus &input );
+	virtual bool MenuRestart( const InputEventPlus &input );
 	virtual void PushSelf( lua_State *L );
 	StageStats *GetStageStats() { return m_pStageStats; }
 

src/ScreenGameplay.cpp

@@ -890,6 +890,20 @@ bool ScreenGameplay::Center1Player() const
 		GAMESTATE->GetCurrentStyle(PLAYER_INVALID)->m_StyleType == StyleType_OnePlayerOneSide;
 }
 
+bool ScreenGameplay::MenuRestart( const InputEventPlus &input )
+{
+	if( IsTransitioning() )
+		return false;
+
+	m_DancingState = STATE_OUTRO;
+	m_pSoundMusic->StopPlaying();
+	m_GameplayAssist.StopPlaying(); // Stop any queued assist ticks.
+
+	SCREENMAN->GetTopScreen()->SetNextScreenName("ScreenGameplay");
+	m_Cancel.StartTransitioning( SM_GoToNextScreen );
+	return true;
+}
+
 // fill in m_apSongsQueue, m_vpStepsQueue, m_asModifiersQueue
 void ScreenGameplay::InitSongQueues()
 {
@@ -2404,6 +2418,12 @@ bool ScreenGameplay::Input( const InputEventPlus &input )
 		return false;
 	}
 
+	if (input.MenuI == GAME_BUTTON_RESTART && input.type == IET_FIRST_PRESS &&
+		GAMESTATE->IsEventMode() && !GAMESTATE->IsCourseMode())
+	{
+		return MenuRestart(input);
+	}
+
 	if(m_DancingState != STATE_OUTRO  &&
 		GAMESTATE->IsHumanPlayer(input.pn)  &&
 		!m_Cancel.IsTransitioning() )

src/ScreenGameplay.h

@@ -165,6 +165,8 @@ public:
 	 * @return true if we center the solo player, false otherwise. */
 	bool Center1Player() const;
 
+	bool MenuRestart( const InputEventPlus &input );
+
 	// Lua
 	virtual void PushSelf( lua_State *L );
 	Song *GetNextCourseSong() const;