project64/Source/Project64/N64 System/Debugger/Debugger - Memory Search.h

/****************************************************************************
*                                                                           *
* Project 64 - A Nintendo 64 emulator.                                      *
* http://www.pj64-emu.com/                                                  *
* Copyright (C) 2012 Project64. All rights reserved.                        *
*                                                                           *
* License:                                                                  *
* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html                        *
*                                                                           *
****************************************************************************/
#pragma once

class CDebugMemorySearch :
	public CDebugDialog<CDebugMemorySearch>
{
public: 
	enum { IDD = IDD_Debugger_Search };

	CDebugMemorySearch(CDebugger * debugger);
	virtual ~CDebugMemorySearch(void);

private:
	CDebugMemorySearch(void);									// Disable default constructor
	CDebugMemorySearch(const CDebugMemorySearch&);				// Disable copy constructor
	CDebugMemorySearch& operator=(const CDebugMemorySearch&);	// Disable assignment

	enum MemorySize
	{
		_8Bit,
		_16Bit,
		_32Bit,
	};

	//Searching for value
	enum SearchMemChangeState
	{
		SearchChangeState_Reset,
		SearchChangeState_Changed,
		SearchChangeState_Unchanged,
		SearchChangeState_Greater,
		SearchChangeState_Lessthan,
	};

	typedef struct {
		DWORD PAddr;
		DWORD Value;
	} SearchResultItem;

	typedef std::vector<SearchResultItem> SearchResult;

	BEGIN_MSG_MAP_EX(CDebugMemorySearch)
		MESSAGE_HANDLER(WM_INITDIALOG, OnInitDialog)
		COMMAND_CODE_HANDLER(BN_CLICKED,OnClicked)
		NOTIFY_HANDLER_EX(IDC_LST_RESULTS,NM_RCLICK,OnResultRClick)
	END_MSG_MAP()

	LRESULT				OnInitDialog(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/);
	LRESULT				OnClicked(WORD wNotifyCode, WORD wID, HWND /*hWndCtl*/, BOOL& bHandled);
	LRESULT             OnResultRClick ( LPNMHDR lpnmh );

	void EnableUnknownOptions ( bool Enable );
	void EnableValueOptions   ( bool Enable );
	void EnableTextOptions    ( bool Enable );
	void EnableJalOptions     ( bool Enable );
	void AddAlignmentOptions  ( CComboBox  & ctrl );

	CEditNumber   m_PAddrStart, m_SearchLen, m_SearchValue, m_MaxSearch;
	CComboBox     m_UnknownOptions, m_ValueSize, m_UnknownSize;
	CListViewCtrl m_SearchResults;
	SearchResult  m_SearchResult;
	bool          m_HaveResults;

	//Searching memory
	BYTE  *       m_MemoryState;
	DWORD         m_MemoryStateSize;

	void FixUnknownOptions       ( bool Reset );
	void SearchForUnknown        ( void );
	void SearchForValue          ( void );
	void SearchForText           ( void );
	void Reset                   ( void );
	bool SearchSetBaseForChanges ( void );
	bool SearchForChanges        ( SearchMemChangeState SearchType, MemorySize Size, DWORD &StartAddress, DWORD &Len, DWORD &OldValue, DWORD &NewValue );
	bool SearchForValue          ( DWORD Value, MemorySize Size, DWORD &StartAddress, DWORD &Len );
};