Prep tab capabilities

Co-authored-by: sigonasr2 <sigonasr2@gmail.com>

ChallengeLeaguePointSolver/ChampionsLeaguePointSolver.cpp

@@ -219,6 +219,7 @@ class ChampionsLeaguePointSolver : public olc::PixelGameEngine
         }
     }
     public:
+        QuickGUI::TextBox*prevTextBox=nullptr;
         struct SongElement{
             SongElement(QuickGUI::Manager&manager,std::string songName,vf2d pos){
                 label=new QuickGUI::Label(manager,songName,pos,{164,12});
@@ -230,6 +231,9 @@ class ChampionsLeaguePointSolver : public olc::PixelGameEngine
             QuickGUI::TextBox*p1Score;
             QuickGUI::TextBox*p2Score;
             QuickGUI::TextBox*p3Score;
+            QuickGUI::TextBox*prevP1Box;
+            QuickGUI::TextBox*prevP2Box;
+            QuickGUI::TextBox*prevP3Box;
         };
         QuickGUI::Manager gui;
         std::vector<SongElement>songs;

ChallengeLeaguePointSolver/olcPGEX_QuickGUI.h

@@ -162,8 +162,6 @@ namespace olc::QuickGUI
 		// Copy all theme attributes into a different manager object
 		void CopyThemeFrom(const Manager& manager);
 
-		bool anotherBoxHighlighted=false;
-
 	private:
 		// Should this manager call delete on the controls it opeerates?
 		bool m_bEraseControlsOnDestroy = true;
@@ -214,10 +212,12 @@ namespace olc::QuickGUI
 		void Update(olc::PixelGameEngine* pge) override;
 		void Draw(olc::PixelGameEngine* pge) override;
 		void DrawDecal(olc::PixelGameEngine* pge) override;
+		static bool bBoxClicked;					// Whether or not a Textbox instance was clicked this frame.
+		TextBox*tabNext=nullptr;
+		TextBox*tabPrev=nullptr;
 
 	protected:
 		bool m_bTextEdit = false;
-
 	};
 
 	// Creates a Button Control - a clickable, labelled rectangle
@@ -436,7 +436,7 @@ namespace olc::QuickGUI
 
 	void Manager::Update(olc::PixelGameEngine* pge)
 	{
-		anotherBoxHighlighted=false;
+		TextBox::bBoxClicked=false;
 		for (auto& p : m_vControls) p->Update(pge);
 	}
 
@@ -539,6 +539,8 @@ namespace olc::QuickGUI
 
 
 #pragma region TextBox
+	bool TextBox::bBoxClicked=false;
+
 	TextBox::TextBox(olc::QuickGUI::Manager& manager, const std::string& text, const olc::vf2d& pos, const olc::vf2d& size)
 		: Label(manager, text, pos, size)
 	{
@@ -573,7 +575,7 @@ namespace olc::QuickGUI
 			
 			if (bPressed && !pge->IsTextEntryEnabled() && !m_bTextEdit)
 			{				
-				m_manager.anotherBoxHighlighted=true;
+				TextBox::bBoxClicked=true;
 				pge->TextEntryEnable(true, sText);
 				m_bTextEdit = true;
 			}
@@ -591,7 +593,7 @@ namespace olc::QuickGUI
 			
 			if (bPressed && m_bTextEdit)
 			{
-				if(!m_manager.anotherBoxHighlighted){
+				if(!TextBox::bBoxClicked){
 					sText = pge->TextEntryGetString();
 					pge->TextEntryEnable(false);
 				}
@@ -601,9 +603,6 @@ namespace olc::QuickGUI
 
 		if (m_bTextEdit && pge->IsTextEntryEnabled())
 			sText = pge->TextEntryGetString();
-			if(pge->GetKey(olc::Key::TAB).bPressed){
-				m_manager.goNext=this;
-			}
 	}
 
 	void TextBox::Draw(olc::PixelGameEngine* pge)