add option to reload songs and courses w/o restarting

stepmania/Themes/default/metrics.ini

@@ -2288,6 +2288,7 @@ SoundOptions=
 AutogenOptions=
 BackgroundOptions=
 AutoAdjustGraphicDetail=
+ReloadSongs/Courses=
 
 [TextBanner]
 Width=180

stepmania/src/ScreenManager.cpp

@@ -430,7 +430,7 @@ Screen* ScreenManager::MakeNewScreen( CString sClassName )
 	DISPLAY->ResetStats();
 
 	/* This is a convenient time to clean up our song cache. */
-	SONGMAN->CleanData();
+	SONGMAN->CompressSongs();
 
 	return ret;
 }

stepmania/src/ScreenOptionsMenu.cpp

@@ -23,6 +23,7 @@
 #include "GameManager.h"
 #include "GameState.h"
 #include "ThemeManager.h"
+#include "SongManager.h"
 
 
 enum {
@@ -35,6 +36,7 @@ enum {
 	OM_GRAPHIC,
 	OM_MACHINE,
 //	OM_SOUND,
+	OM_RELOAD,
 	NUM_OPTIONS_MENU_LINES
 };
 
@@ -48,6 +50,7 @@ OptionRow g_OptionsMenuLines[NUM_OPTIONS_MENU_LINES] = {
 	OptionRow( "",	"Graphic Options" ),
 	OptionRow( "",	"Machine Options" ),
 //	OptionRow( "",	"Sound Options" ),
+	OptionRow( "",	"Reload Songs/Courses" ),
 };
 
 ScreenOptionsMenu::ScreenOptionsMenu() :
@@ -103,6 +106,11 @@ void ScreenOptionsMenu::GoToNextState()
 		case OM_INPUT:			SCREENMAN->SetNewScreen("ScreenInputOptions");		break;
 		case OM_MACHINE:		SCREENMAN->SetNewScreen("ScreenMachineOptions");	break;
 //		case OM_SOUND:			SCREENMAN->SetNewScreen("ScreenSoundOptions");		break;
+		case OM_RELOAD:
+			SONGMAN->ReloadSongs();
+			SONGMAN->ReloadCourses();
+			SCREENMAN->SetNewScreen( "ScreenTitleMenu" );
+			break;
 		default:	// Exit
 			SCREENMAN->SetNewScreen("ScreenTitleMenu");
 	}

stepmania/src/SongManager.cpp

@@ -73,8 +73,8 @@ SongManager::SongManager( LoadingWindow *ld )
 	SONGMAN = this;
 	try
 	{
-		InitSongArrayFromDisk( ld );
-		InitCoursesFromDisk();
+		InitSongsFromDisk( ld );
+		InitCoursesFromDisk( ld );
 		InitAutogenCourses();
 		InitMachineScoresFromDisk();
 
@@ -91,7 +91,23 @@ SongManager::~SongManager()
 {
 	SaveMachineScoresToDisk();
 
-	FreeSongArray();
+	FreeSongs();
+}
+
+
+void SongManager::ReloadSongs()
+{
+	FlushDirCache();
+	FreeSongs();
+	InitSongsFromDisk(NULL);
+}
+
+void SongManager::ReloadCourses()
+{
+	FlushDirCache();
+	FreeCourses();
+	InitCoursesFromDisk(NULL);
+	InitAutogenCourses();
 }
 
 void SongManager::SaveMachineScoresToDisk()
@@ -105,7 +121,7 @@ void SongManager::SaveMachineScoresToDisk()
 	}
 }
 
-void SongManager::InitSongArrayFromDisk( LoadingWindow *ld )
+void SongManager::InitSongsFromDisk( LoadingWindow *ld )
 {
 	LoadStepManiaSongDir( SONGS_DIR, ld );
 
@@ -241,7 +257,7 @@ void SongManager::LoadStepManiaSongDir( CString sDir, LoadingWindow *ld )
 	}
 }
 
-void SongManager::FreeSongArray()
+void SongManager::FreeSongs()
 {
 	for( unsigned i=0; i<m_pSongs.size(); i++ )
 		SAFE_DELETE( m_pSongs[i] );
@@ -251,12 +267,6 @@ void SongManager::FreeSongArray()
 }
 
 
-void SongManager::ReloadSongArray()
-{
-	InitSongArrayFromDisk( NULL );
-	FreeSongArray();
-}
-
 
 void SongManager::ReadNoteScoresFromFile( CString fn, int c )
 {
@@ -745,7 +755,7 @@ int SongManager::GetNumStagesForSong( const Song* pSong )
 		return 1;
 }
 
-void SongManager::InitCoursesFromDisk()
+void SongManager::InitCoursesFromDisk( LoadingWindow *ld )
 {
 	unsigned i;
 
@@ -759,6 +769,15 @@ void SongManager::InitCoursesFromDisk()
 		Course* pCourse = new Course;
 		pCourse->LoadFromCRSFile( saCourseFiles[i] );
 		m_pCourses.push_back( pCourse );
+
+		if( ld )
+		{
+			ld->SetText( ssprintf("Loading courses...\n%s\n%s",
+				"Courses",
+				Basename(saCourseFiles[i]).c_str()));
+			ld->Paint();
+		}
+
 	}
 
 
@@ -781,6 +800,14 @@ void SongManager::InitCoursesFromDisk()
 
 		for( unsigned j=0; j<arrayCoursePaths.size(); j++ )
 		{
+			if( ld )
+			{
+				ld->SetText( ssprintf("Loading courses...\n%s\n%s",
+					Basename(arrayGroupDirs[i]).c_str(),
+					Basename(arrayCoursePaths[j]).c_str()));
+				ld->Paint();
+			}
+
 			Course* pCourse = new Course;
 			pCourse->LoadFromCRSFile( arrayCoursePaths[j] );
 			m_pCourses.push_back( pCourse );
@@ -824,7 +851,7 @@ void SongManager::FreeCourses()
 
 /* Called periodically to wipe out cached NoteData.  This is called when we change
  * screens. */
-void SongManager::CleanData()
+void SongManager::CompressSongs()
 {
 	for( unsigned i=0; i<m_pSongs.size(); i++ )
 	{

stepmania/src/SongManager.h

@@ -32,9 +32,15 @@ public:
 	SongManager( LoadingWindow *ld );
 	~SongManager();
 
-	void InitSongArrayFromDisk( LoadingWindow *ld );
-	void FreeSongArray();
-	void ReloadSongArray();
+	void InitSongsFromDisk( LoadingWindow *ld );
+	void FreeSongs();
+	void ReloadSongs();
+	void CompressSongs();
+
+	void InitCoursesFromDisk( LoadingWindow *ld );
+	void InitAutogenCourses();
+	void FreeCourses();
+	void ReloadCourses();
 
 
 	CString GetGroupBannerPath( CString sGroupName );
@@ -49,18 +55,6 @@ public:
 	static int     GetNumStagesForSong( const Song* pSong );	// LongVer songs take 2 stages, MarathonVer take 3
 
 
-	//
-	// Courses for Nonstop, Oni, and Endless
-	//
-	vector<Course*> m_pCourses;
-
-	void InitCoursesFromDisk();
-	void InitAutogenCourses();
-	void FreeCourses();
-	void CleanData();
-
-
-
 	// Lookup
 	const vector<Song*> &GetAllSongs() const { return m_pSongs; }
 	const vector<Song*> &GetBestSongs() const { return m_pBestSongs; }
@@ -132,6 +126,7 @@ protected:
 	vector<Song*>		m_pBestSongs;
 	CStringArray		m_arrayGroupNames;
 	CStringArray		m_GroupBannerPaths;		// each song group has a banner associated with it
+	vector<Course*> m_pCourses;
 };