[WheelBase] Add GetCurrentIndex and GetNumItems Lua bindings.

src/WheelBase.cpp

@@ -524,6 +524,8 @@ public:
 	static int IsSettled( T* p, lua_State *L ){ lua_pushboolean( L, p->IsSettled() ); return 1; }
 	static int IsLocked( T* p, lua_State *L ){ lua_pushboolean( L, p->WheelIsLocked() ); return 1; }
 	static int SetOpenSection( T* p, lua_State *L ){ p->SetOpenSection( SArg(1) ); return 0; }
+	static int GetCurrentIndex( T* p, lua_State *L ){ lua_pushnumber( L, p->GetCurrentIndex() ); return 1; }
+	static int GetNumItems( T* p, lua_State *L ){ lua_pushnumber( L, p->GetNumItems() ); return 1; }
 	// evil shit
 	//static int Move( T* p, lua_State *L ){ p->Move( IArg(1) ); return 0; }
 	//static int ChangeMusic( T* p, lua_State *L ){ p->ChangeMusicUnlessLocked( IArg(1) ); return 0; }
@@ -534,6 +536,8 @@ public:
 		ADD_METHOD( IsSettled );
 		ADD_METHOD( IsLocked );
 		ADD_METHOD( SetOpenSection );
+		ADD_METHOD( GetCurrentIndex );
+		ADD_METHOD( GetNumItems );
 		// evil shit
 		//ADD_METHOD( Move );
 		//ADD_METHOD( ChangeMusic );

src/WheelBase.h

@@ -1,5 +1,3 @@
-/* WheelBase - A wheel with data elements. */
-
 #ifndef WHEELBASE_H
 #define WHEELBASE_H
 
@@ -16,6 +14,7 @@
 
 #define NUM_WHEEL_ITEMS		((int)ceil(NUM_WHEEL_ITEMS_TO_DRAW+2))
 
+/** @brief A wheel with data elements. */
 class WheelBase : public ActorFrame
 {
 public:
@@ -48,6 +47,7 @@ public:
 	WheelItemBaseData* LastSelected();
 	WheelItemBase *GetWheelItem( int i ) { if( i < 0 || i >= (int) m_WheelBaseItems.size() ) return NULL; return m_WheelBaseItems[i]; }
 	RString GetExpandedSectionName() { return m_sExpandedSectionName; }
+	int GetCurrentIndex() { return m_iSelection; }
 
 	// Lua
 	void PushSelf( lua_State *L );