Cheats: Split parsing and execution.

This makes the code easier to read, and makes it easier to add other types
later on.

Also, the parser can now handle a file with multiple game ids.

Core/CwCheat.h

@@ -18,25 +18,45 @@ void __CheatDoState(PointerWrap &p);
 // Return whether cheats are enabled and in effect.
 bool CheatsInEffect();
 
+struct CheatLine {
+	uint32_t part1;
+	uint32_t part2;
+};
+
+enum class CheatCodeFormat {
+	UNDEFINED,
+	CWCHEAT,
+	TEMPAR,
+};
+
+struct CheatCode {
+	CheatCodeFormat fmt;
+	std::vector<CheatLine> lines;
+};
+
+struct CheatOperation;
+
 class CWCheatEngine {
 public:
 	CWCheatEngine();
 	std::vector<std::string> GetCodesList();
-	void CreateCodeList();
+	void ParseCheats();
 	void CreateCheatFile();
-	void Exit();
 	void Run();
-	std::vector<int> GetNextCode();
 	bool HasCheats();
 
 private:
 	void InvalidateICache(u32 addr, int size);
-	void SkipCodes(int count);
-	void SkipAllCodes();
-	bool exit2, cheatEnabled;
-	int GetAddress(int value);
-	std::vector<std::string> codeNameList;
+	u32 GetAddress(u32 value);
 
-	std::vector<std::string> codes, initialCodesList, parts;
-	size_t currentCode;
+	CheatOperation InterpretNextOp(const CheatCode &cheat, size_t &i);
+	CheatOperation InterpretNextCwCheat(const CheatCode &cheat, size_t &i);
+	CheatOperation InterpretNextTempAR(const CheatCode &cheat, size_t &i);
+
+	void ExecuteOp(const CheatOperation &op, const CheatCode &cheat, size_t &i);
+	void ApplyMemoryOperator(const CheatOperation &op, uint32_t(*oper)(uint32_t, uint32_t));
+	bool TestIf(const CheatOperation &op, bool(*oper)(int a, int b));
+	bool TestIfAddr(const CheatOperation &op, bool(*oper)(int a, int b));
+
+	std::vector<CheatCode> cheats_;
 };

UI/CwCheatScreen.cpp

@@ -155,6 +155,7 @@ UI::EventReturn CwCheatScreen::OnEnableAll(UI::EventParams &params) {
 	}
 	fs.close();
 
+	g_Config.bReloadCheats = true;
 	return UI::EVENT_DONE;
 }