From 23daae6a25eb05a4ba1a5f176750b01b97d4c88e Mon Sep 17 00:00:00 2001
From: Glenn Maynard <gmaynard@users.sourceforge.net>
Date: Tue, 26 Apr 2005 06:41:57 +0000
Subject: [PATCH] add select menu

---
 stepmania/src/ScreenSelectMusic.cpp | 59 +++++++++++++++++++++++++++--
 stepmania/src/ScreenSelectMusic.h   |  3 ++
 2 files changed, 58 insertions(+), 4 deletions(-)

diff --git a/stepmania/src/ScreenSelectMusic.cpp b/stepmania/src/ScreenSelectMusic.cpp
index a14d8f2e85..de335b5407 100644
--- a/stepmania/src/ScreenSelectMusic.cpp
+++ b/stepmania/src/ScreenSelectMusic.cpp
@@ -68,7 +68,8 @@ ScreenSelectMusic::ScreenSelectMusic( CString sClassName ) : ScreenWithMenuEleme
 	ALIGN_MUSIC_BEATS( m_sName, "AlignMusicBeat" ),
 	CODES( m_sName, "Codes" ),
 	MUSIC_WHEEL_TYPE( m_sName, "MusicWheelType" ),
-	OPTIONS_MENU_AVAILABLE( m_sName, "OptionsMenuAvailable" )
+	OPTIONS_MENU_AVAILABLE( m_sName, "OptionsMenuAvailable" ),
+	SELECT_MENU_AVAILABLE( m_sName, "SelectMenuAvailable" )
 {
 	LOG->Trace( "ScreenSelectMusic::ScreenSelectMusic()" );
 
@@ -90,6 +91,8 @@ ScreenSelectMusic::ScreenSelectMusic( CString sClassName ) : ScreenWithMenuEleme
 
 void ScreenSelectMusic::Init()
 {
+	m_bSelectIsDown = false; // used by LoadHelpText which is called by ScreenWithMenuElements::Init()
+
 	ScreenWithMenuElements::Init();
 
 	m_DisplayMode = GAMESTATE->IsCourseMode() ? DISPLAY_COURSES : DISPLAY_SONGS;
@@ -831,6 +834,29 @@ void ScreenSelectMusic::Input( const DeviceInput& DeviceI, InputEventType type,
 
 	if( m_bMadeChoice )		return;		// ignore
 
+	LoadHelpText();
+
+	bool bSelectIsPressed =
+		SELECT_MENU_AVAILABLE && INPUTMAPPER->IsButtonDown( MenuInput(pn, MENU_BUTTON_SELECT) );
+	if( bSelectIsPressed )
+	{
+		if( type == IET_FIRST_PRESS )
+		{
+			switch( MenuI.button )
+			{
+			case MENU_BUTTON_LEFT:
+				ChangeDifficulty( pn, -1 );
+				break;
+			case MENU_BUTTON_RIGHT:
+				ChangeDifficulty( pn, +1 );
+				break;
+			case MENU_BUTTON_START:
+				m_MusicWheel.ChangeSort( SORT_MODE_MENU );
+				break;
+			}
+		}
+	}
+
 	if( MenuI.button == MENU_BUTTON_RIGHT || MenuI.button == MENU_BUTTON_LEFT )
 	{
 		/* If we're rouletting, hands off. */
@@ -841,8 +867,11 @@ void ScreenSelectMusic::Input( const DeviceInput& DeviceI, InputEventType type,
 		bool bRightIsDown = false;
 		FOREACH_EnabledPlayer( p )
 		{
-			bLeftIsDown |= INPUTMAPPER->IsButtonDown( MenuInput(p, MENU_BUTTON_LEFT) );
-			bRightIsDown |= INPUTMAPPER->IsButtonDown( MenuInput(p, MENU_BUTTON_RIGHT) );
+			if( !bSelectIsPressed )
+			{
+				bLeftIsDown |= INPUTMAPPER->IsButtonDown( MenuInput(p, MENU_BUTTON_LEFT) );
+				bRightIsDown |= INPUTMAPPER->IsButtonDown( MenuInput(p, MENU_BUTTON_RIGHT) );
+			}
 		}
 		
 		bool bBothDown = bLeftIsDown && bRightIsDown;
@@ -872,6 +901,8 @@ void ScreenSelectMusic::Input( const DeviceInput& DeviceI, InputEventType type,
 	}
 
 
+	if( bSelectIsPressed )
+		return;
 
 	// TRICKY:  Do default processing of MenuLeft and MenuRight before detecting 
 	// codes.  Do default processing of Start AFTER detecting codes.  This gives us a 
@@ -944,6 +975,26 @@ void ScreenSelectMusic::Input( const DeviceInput& DeviceI, InputEventType type,
 	}
 }
 
+void ScreenSelectMusic::LoadHelpText()
+{
+	ScreenWithMenuElements::LoadHelpText();
+
+	bool bSelectIsDown = false;
+	FOREACH_EnabledPlayer( p )
+		bSelectIsDown |= INPUTMAPPER->IsButtonDown( MenuInput(p, MENU_BUTTON_SELECT) );
+	if( !SELECT_MENU_AVAILABLE )
+		bSelectIsDown = false;
+
+	if( m_bSelectIsDown != bSelectIsDown )
+	{
+		m_bSelectIsDown = bSelectIsDown;
+		if( bSelectIsDown )
+			MESSAGEMAN->Broadcast( "SelectMenuOn" );
+		else
+			MESSAGEMAN->Broadcast( "SelectMenuOff" );
+	}
+}
+
 void ScreenSelectMusic::ChangeDifficulty( PlayerNumber pn, int dir )
 {
 	LOG->Trace( "ScreenSelectMusic::ChangeDifficulty( %d, %d )", pn, dir );
@@ -1484,7 +1535,7 @@ void ScreenSelectMusic::AfterMusicChange()
 	if( m_MusicWheel.GetSortOrder() != s_lastSortOrder )
 	{
 		// Reload to let Lua metrics have a chance to change the help text.
-		ScreenWithMenuElements::LoadHelpText();
+		LoadHelpText();
 		s_lastSortOrder = m_MusicWheel.GetSortOrder();
 	}
 
diff --git a/stepmania/src/ScreenSelectMusic.h b/stepmania/src/ScreenSelectMusic.h
index 61e9145ee6..e14ad64e62 100644
--- a/stepmania/src/ScreenSelectMusic.h
+++ b/stepmania/src/ScreenSelectMusic.h
@@ -54,6 +54,7 @@ protected:
 	void TweenCoursePartsOffScreen( bool Final );
 	void SkipSongPartTweens();
 	void SkipCoursePartTweens();
+	virtual void LoadHelpText();
 
 	void ChangeDifficulty( PlayerNumber pn, int dir );
 
@@ -87,6 +88,7 @@ protected:
 	ThemeMetric<CString> CODES;
 	ThemeMetric<CString> MUSIC_WHEEL_TYPE;
 	ThemeMetric<bool> OPTIONS_MENU_AVAILABLE;
+	DynamicThemeMetric<bool> SELECT_MENU_AVAILABLE;
 
 	CString m_sSectionMusicPath;
 	CString m_sSortMusicPath;
@@ -137,6 +139,7 @@ protected:
 	TimingData			*m_pSampleMusicTimingData;
 	float				m_fSampleStartSeconds, m_fSampleLengthSeconds;
 	bool				m_bAllowOptionsMenu, m_bAllowOptionsMenuRepeat;
+	bool				m_bSelectIsDown;
 
 	Transition			m_bgOptionsOut;
 	Transition			m_bgNoOptionsOut;