add "CancelAll" code for PlayerOptions screen

stepmania/Themes/default/metrics.ini

@@ -3072,6 +3072,7 @@ RandomVanish=
 // next banner group is used only in the banner song select, doesnt interfere
 // with other song select.
 SaveScreenshot=MenuLeft-MenuRight-Start
+CancelAllPlayerOptions=
 
 [GrooveRadar]
 Label1OffsetX=0		// stream

stepmania/src/CodeDetector.cpp

@@ -62,7 +62,8 @@ const CString g_sCodeNames[CodeDetector::NUM_CODES] = {
 	"NextGame2",
 	"NextBannerGroup",
 	"NextBannerGroup2",
-	"SaveScreenshot"
+	"SaveScreenshot",
+	"CancelAllPlayerOptions",
 };
 
 CodeItem g_CodeItems[CodeDetector::NUM_CODES];

stepmania/src/CodeDetector.h

@@ -75,6 +75,7 @@ public:
 		CODE_BW_NEXT_GROUP,
 		CODE_BW_NEXT_GROUP2,
 		CODE_SAVE_SCREENSHOT,
+		CODE_CANCEL_ALL_PLAYER_OPTIONS,
 		NUM_CODES	// leave this at the end
 	};
 

stepmania/src/ScreenPlayerOptions.cpp

@@ -17,6 +17,7 @@
 #include "RageSounds.h"
 #include "ScreenSongOptions.h"
 #include "PrefsManager.h"
+#include "CodeDetector.h"
 
 
 #define PREV_SCREEN( play_mode )	THEME->GetMetric ("ScreenPlayerOptions","PrevScreen"+Capitalize(PlayModeToString(play_mode)))
@@ -108,6 +109,15 @@ void ScreenPlayerOptions::Input( const DeviceInput& DeviceI, const InputEventTyp
 		}
 	}
 
+	if( CodeDetector::EnteredCode(GameI.controller,CodeDetector::CODE_CANCEL_ALL) )
+	{
+		SOUND->PlayOnce( THEME->GetPathToS("ScreenPlayerOptions cancel all") );
+		GAMESTATE->m_PlayerOptions[MenuI.player].Init();
+		GAMESTATE->m_PlayerOptions[MenuI.player].FromString( PREFSMAN->m_sDefaultModifiers );
+		this->ImportOptions();
+		this->PositionUnderlines();
+	}
+
 	ScreenOptionsMaster::Input( DeviceI, type, GameI, MenuI, StyleI );
 }