dolphin/Source/Core/DebuggerWX/Src/CodeWindow.cpp

// Copyright (C) 2003-2008 Dolphin Project.

// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License 2.0 for more details.

// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/

// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/

#include <wx/button.h>
#include <wx/textctrl.h>
#include <wx/textdlg.h>
#include <wx/listctrl.h>
#include <wx/thread.h>
#include <wx/mstream.h>

// ugly that this lib included code from the main
#include "../../DolphinWX/Src/Globals.h"

#include "IniFile.h"
#include "Host.h"

#include "Debugger.h"

#include "RegisterWindow.h"
#include "LogWindow.h"
#include "BreakpointWindow.h"
#include "MemoryWindow.h"
#include "JitWindow.h"

#include "CodeWindow.h"
#include "CodeView.h"

#include "FileUtil.h"
#include "Core.h"
#include "Boot/Boot.h"
#include "LogManager.h"
#include "HW/CPU.h"
#include "PowerPC/PowerPC.h"
#include "Debugger/PPCDebugInterface.h"
#include "Debugger/Debugger_SymbolMap.h"
#include "PowerPC/PPCAnalyst.h"
#include "PowerPC/Profiler.h"
#include "PowerPC/SymbolDB.h"
#include "PowerPC/SignatureDB.h"
#include "PowerPC/PPCTables.h"
#include "PowerPC/Jit64/Jit.h"
#include "PowerPC/Jit64/JitCache.h" // for ClearCache()

#include "Plugins/Plugin_DSP.h" // new stuff, to let us open the DLLDebugger
#include "Plugins/Plugin_Video.h" // new stuff, to let us open the DLLDebugger
#include "../../DolphinWX/Src/PluginManager.h"
#include "../../DolphinWX/Src/Config.h"

// and here are the classes
class CPluginInfo;
class CPluginManager;

extern "C" {
	#include "../resources/toolbar_play.c"
	#include "../resources/toolbar_pause.c"
	#include "../resources/toolbar_add_memorycheck.c"
	#include "../resources/toolbar_delete.c"
	#include "../resources/toolbar_add_breakpoint.c"
}

static const long TOOLBAR_STYLE = wxTB_FLAT | wxTB_DOCKABLE | wxTB_TEXT;

BEGIN_EVENT_TABLE(CCodeWindow, wxFrame)   
    EVT_LISTBOX(IDM_SYMBOLLIST,     CCodeWindow::OnSymbolListChange)
    EVT_LISTBOX(IDM_CALLSTACKLIST,  CCodeWindow::OnCallstackListChange)
    EVT_LISTBOX(IDM_CALLERSLIST,    CCodeWindow::OnCallersListChange)
    EVT_LISTBOX(IDM_CALLSLIST,      CCodeWindow::OnCallsListChange)
    EVT_HOST_COMMAND(wxID_ANY,      CCodeWindow::OnHostMessage)
    EVT_MENU(IDM_LOGWINDOW,         CCodeWindow::OnToggleLogWindow)
    EVT_MENU(IDM_REGISTERWINDOW,    CCodeWindow::OnToggleRegisterWindow)
    EVT_MENU(IDM_BREAKPOINTWINDOW,  CCodeWindow::OnToggleBreakPointWindow)
    EVT_MENU(IDM_MEMORYWINDOW,      CCodeWindow::OnToggleMemoryWindow)
	EVT_MENU(IDM_JITWINDOW,			CCodeWindow::OnToggleJitWindow)
	EVT_MENU(IDM_SOUNDWINDOW,		CCodeWindow::OnToggleSoundWindow)
	EVT_MENU(IDM_VIDEOWINDOW,		CCodeWindow::OnToggleVideoWindow)

	EVT_MENU(IDM_INTERPRETER,       CCodeWindow::OnInterpreter) // CPU Mode
	EVT_MENU(IDM_JITOFF,			CCodeWindow::OnJITOff)
	EVT_MENU(IDM_JITLSOFF,			CCodeWindow::OnJITLSOff)
	EVT_MENU(IDM_JITFPOFF,			CCodeWindow::OnJITFPOff)
	EVT_MENU(IDM_JITIOFF,			CCodeWindow::OnJITIOff)
	EVT_MENU(IDM_JITPOFF,			CCodeWindow::OnJITPOff)
	EVT_MENU(IDM_JITSROFF,			CCodeWindow::OnJITSROff)

	EVT_MENU(IDM_CLEARSYMBOLS,      CCodeWindow::OnSymbolsMenu)
	EVT_MENU(IDM_LOADMAPFILE,       CCodeWindow::OnSymbolsMenu)
	EVT_MENU(IDM_SCANFUNCTIONS,     CCodeWindow::OnSymbolsMenu)
	EVT_MENU(IDM_SAVEMAPFILE,       CCodeWindow::OnSymbolsMenu)
	EVT_MENU(IDM_CREATESIGNATUREFILE, CCodeWindow::OnSymbolsMenu)
	EVT_MENU(IDM_USESIGNATUREFILE,  CCodeWindow::OnSymbolsMenu)

	EVT_MENU(IDM_CLEARCODECACHE,    CCodeWindow::OnJitMenu)
	EVT_MENU(IDM_LOGINSTRUCTIONS,   CCodeWindow::OnJitMenu)

	EVT_MENU(IDM_PROFILEBLOCKS,     CCodeWindow::OnProfilerMenu)
	EVT_MENU(IDM_WRITEPROFILE,      CCodeWindow::OnProfilerMenu)

	// toolbar
	EVT_MENU(IDM_DEBUG_GO,			CCodeWindow::OnCodeStep)
	EVT_MENU(IDM_STEP,				CCodeWindow::OnCodeStep)
	EVT_MENU(IDM_STEPOVER,			CCodeWindow::OnCodeStep)
	EVT_MENU(IDM_SKIP,				CCodeWindow::OnCodeStep)
	EVT_MENU(IDM_SETPC,				CCodeWindow::OnCodeStep)
	EVT_MENU(IDM_GOTOPC,			CCodeWindow::OnCodeStep)
	EVT_TEXT(IDM_ADDRBOX,           CCodeWindow::OnAddrBoxChange)

	EVT_COMMAND(IDM_CODEVIEW, wxEVT_CODEVIEW_CHANGE, CCodeWindow::OnCodeViewChange)
END_EVENT_TABLE()

#define wxGetBitmapFromMemory(name) _wxGetBitmapFromMemory(name, sizeof(name))
inline wxBitmap _wxGetBitmapFromMemory(const unsigned char* data, int length)
{
	wxMemoryInputStream is(data, length);
	return(wxBitmap(wxImage(is, wxBITMAP_TYPE_ANY, -1), -1));
}

// =======================================================================================
// WARNING: If you create a new dialog window you must add m_dialog(NULL) below otherwise
// m_dialog = true and things will crash.
// ----------------
CCodeWindow::CCodeWindow(const SCoreStartupParameter& _LocalCoreStartupParameter, wxWindow* parent, wxWindowID id,
		const wxString& title, const wxPoint& pos, const wxSize& size, long style)
	: wxFrame(parent, id, title, pos, size, style)
	, m_LogWindow(NULL)
	, m_RegisterWindow(NULL)
	, m_BreakpointWindow(NULL)
	, m_MemoryWindow(NULL)
	, m_JitWindow(NULL)
{
	InitBitmaps();

	CreateGUIControls(_LocalCoreStartupParameter);

	// Create the toolbar
	RecreateToolbar();

	UpdateButtonStates();

	wxTheApp->Connect(wxID_ANY, wxEVT_KEY_DOWN,
		wxKeyEventHandler(CCodeWindow::OnKeyDown),
		(wxObject*)0, this);

	// load ini...
	IniFile file;
	file.Load("Debugger.ini");

	this->Load(file);
	if (m_BreakpointWindow) m_BreakpointWindow->Load(file);
	if (m_LogWindow) m_LogWindow->Load(file);
	if (m_RegisterWindow) m_RegisterWindow->Load(file);
	if (m_MemoryWindow) m_MemoryWindow->Load(file);
	if (m_JitWindow) m_JitWindow->Load(file);
}
// ===============


CCodeWindow::~CCodeWindow()
{
	IniFile file;
	file.Load("Debugger.ini");

	this->Save(file);
	if (m_BreakpointWindow) m_BreakpointWindow->Save(file);
	if (m_LogWindow) m_LogWindow->Save(file);
	if (m_RegisterWindow) m_RegisterWindow->Save(file);
	if (m_MemoryWindow) m_MemoryWindow->Save(file);
	if (m_JitWindow) m_JitWindow->Save(file);

	file.Save("Debugger.ini");
}


void CCodeWindow::Load( IniFile &file )
{
	int x,y,w,h;
	file.Get("Code", "x", &x, GetPosition().x);
	file.Get("Code", "y", &y, GetPosition().y);
	file.Get("Code", "w", &w, GetSize().GetWidth());
	file.Get("Code", "h", &h, GetSize().GetHeight());
	this->SetSize(x, y, w, h);
}


void CCodeWindow::Save(IniFile &file) const
{
	file.Set("Code", "x", GetPosition().x);
	file.Set("Code", "y", GetPosition().y);
	file.Set("Code", "w", GetSize().GetWidth());
	file.Set("Code", "h", GetSize().GetHeight());
}

// =======================================================================================
// I don't know when you're supposed to be able to use pRegister->Check(true) so I had
// to set these here. It kept crashing if I placed it after m_LogWindow->Show() below.
bool bLogWindow = true;
bool bRegisterWindow = true;
bool bBreakpointWindow = true;
bool bMemoryWindow = true;
bool bJitWindow = true;
bool bSoundWindow = false;
bool bVideoWindow = false;
// -------------------
void CCodeWindow::CreateGUIControls(const SCoreStartupParameter& _LocalCoreStartupParameter)
{
	// =======================================================================================
	// Decide what windows to use
	// --------------
	IniFile ini;
	ini.Load("Debugger.ini");

	ini.Get("ShowOnStart", "LogWindow", &bLogWindow, true);
	ini.Get("ShowOnStart", "RegisterWindow", &bRegisterWindow, true);
	ini.Get("ShowOnStart", "BreakpointWindow", &bBreakpointWindow, true);
	ini.Get("ShowOnStart", "MemoryWindow", &bMemoryWindow, true);
	ini.Get("ShowOnStart", "JitWindow", &bJitWindow, true);
	ini.Get("ShowOnStart", "SoundWindow", &bSoundWindow, false);
	ini.Get("ShowOnStart", "VideoWindow", &bVideoWindow, false);
	// ===============

	CreateMenu(_LocalCoreStartupParameter);

	// =======================================================================================
	// Configure the code window
	wxBoxSizer* sizerBig   = new wxBoxSizer(wxHORIZONTAL);
	wxBoxSizer* sizerLeft  = new wxBoxSizer(wxVERTICAL);

	DebugInterface* di = new PPCDebugInterface();

	codeview = new CCodeView(di, this, IDM_CODEVIEW);
	sizerBig->Add(sizerLeft, 2, wxEXPAND);
	sizerBig->Add(codeview, 5, wxEXPAND);

	sizerLeft->Add(callstack = new wxListBox(this, IDM_CALLSTACKLIST, wxDefaultPosition, wxSize(90, 100)), 0, wxEXPAND);
	sizerLeft->Add(symbols = new wxListBox(this, IDM_SYMBOLLIST, wxDefaultPosition, wxSize(90, 100), 0, NULL, wxLB_SORT), 1, wxEXPAND);
	sizerLeft->Add(calls = new wxListBox(this, IDM_CALLSLIST, wxDefaultPosition, wxSize(90, 100), 0, NULL, wxLB_SORT), 0, wxEXPAND);
	sizerLeft->Add(callers = new wxListBox(this, IDM_CALLERSLIST, wxDefaultPosition, wxSize(90, 100), 0, NULL, wxLB_SORT), 0, wxEXPAND);

	SetSizer(sizerBig);

	sizerLeft->SetSizeHints(this);
	sizerLeft->Fit(this);
	sizerBig->SetSizeHints(this);
	sizerBig->Fit(this);

	sync_event.Init();
	// =================


	// additional dialogs
	if (IsLoggingActivated() && bLogWindow)
	{
		m_LogWindow = new CLogWindow(this);
		m_LogWindow->Show(true);
	}

	if (bRegisterWindow)
	{
		m_RegisterWindow = new CRegisterWindow(this);
		m_RegisterWindow->Show(true);
	}

	if(bBreakpointWindow)
	{
		m_BreakpointWindow = new CBreakPointWindow(this, this);
		m_BreakpointWindow->Show(true);
	}

	if(bMemoryWindow)
	{
		m_MemoryWindow = new CMemoryWindow(this);
		m_MemoryWindow->Show(true);
	}

	if(bJitWindow)
	{
		m_JitWindow = new CJitWindow(this);
		m_JitWindow->Show(true);
	}

	if(bSoundWindow)
	{
		// possible todo: add some kind of if here to? can it fail?
		CPluginManager::GetInstance().OpenDebug(
		GetHandle(),
		SConfig::GetInstance().m_LocalCoreStartupParameter.m_strDSPPlugin.c_str()
		);	
	} // don't have any else, just ignore it

	if(bVideoWindow)
	{
		// possible todo: add some kind of if here to? can it fail?
		CPluginManager::GetInstance().OpenDebug(
		GetHandle(),
		_LocalCoreStartupParameter.m_strVideoPlugin.c_str()
		);	
	} // don't have any else, just ignore it
}


void CCodeWindow::CreateMenu(const SCoreStartupParameter& _LocalCoreStartupParameter)
{

	// =======================================================================================
	// Windowses
	// ---------------
	wxMenuBar* pMenuBar = new wxMenuBar(wxMB_DOCKABLE);

	{	
		wxMenu* pCoreMenu = new wxMenu;

		wxMenuItem* interpreter = pCoreMenu->Append(IDM_INTERPRETER, _T("&Interpreter"), wxEmptyString, wxITEM_CHECK);
		interpreter->Check(!_LocalCoreStartupParameter.bUseJIT);

#ifdef JIT_OFF_OPTIONS
		jitoff = pCoreMenu->Append(IDM_JITOFF, _T("&JIT off"), wxEmptyString, wxITEM_CHECK);
		jitoff->Check(_LocalCoreStartupParameter.bJITOff);

		jitlsoff = pCoreMenu->Append(IDM_JITLSOFF, _T("&JIT LoadStore off"), wxEmptyString, wxITEM_CHECK);
		jitlsoff->Check(_LocalCoreStartupParameter.bJITLoadStoreOff);

		jitfpoff = pCoreMenu->Append(IDM_JITFPOFF, _T("&JIT FloatingPoint off"), wxEmptyString, wxITEM_CHECK);
		jitfpoff->Check(_LocalCoreStartupParameter.bJITFloatingPointOff);

		jitioff = pCoreMenu->Append(IDM_JITIOFF, _T("&JIT Integer off"), wxEmptyString, wxITEM_CHECK);
		jitioff->Check(_LocalCoreStartupParameter.bJITIntegerOff);

		jitpoff = pCoreMenu->Append(IDM_JITPOFF, _T("&JIT Paired off"), wxEmptyString, wxITEM_CHECK);
		jitpoff->Check(_LocalCoreStartupParameter.bJITPairedOff);

		jitsroff = pCoreMenu->Append(IDM_JITSROFF, _T("&JIT SystemRegisters off"), wxEmptyString, wxITEM_CHECK);
		jitsroff->Check(_LocalCoreStartupParameter.bJITSystemRegistersOff);
#endif

//		wxMenuItem* dualcore = pDebugMenu->Append(IDM_DUALCORE, _T("&DualCore"), wxEmptyString, wxITEM_CHECK);
//		dualcore->Check(_LocalCoreStartupParameter.bUseDualCore);

		pMenuBar->Append(pCoreMenu, _T("&CPU Mode"));
	}

	{
		wxMenu* pDebugDialogs = new wxMenu;

		if (IsLoggingActivated())
		{
			wxMenuItem* pLogWindow = pDebugDialogs->Append(IDM_LOGWINDOW, _T("&LogManager"), wxEmptyString, wxITEM_CHECK);
			pLogWindow->Check(bLogWindow);
		}

		wxMenuItem* pRegister = pDebugDialogs->Append(IDM_REGISTERWINDOW, _T("&Registers"), wxEmptyString, wxITEM_CHECK);
		pRegister->Check(bRegisterWindow);

		wxMenuItem* pBreakPoints = pDebugDialogs->Append(IDM_BREAKPOINTWINDOW, _T("&BreakPoints"), wxEmptyString, wxITEM_CHECK);
		pBreakPoints->Check(bBreakpointWindow);

		wxMenuItem* pMemory = pDebugDialogs->Append(IDM_MEMORYWINDOW, _T("&Memory"), wxEmptyString, wxITEM_CHECK);
		pMemory->Check(bMemoryWindow);

		wxMenuItem* pJit = pDebugDialogs->Append(IDM_JITWINDOW, _T("&Jit"), wxEmptyString, wxITEM_CHECK);
		pJit->Check(bJitWindow);

		wxMenuItem* pSound = pDebugDialogs->Append(IDM_SOUNDWINDOW, _T("&Sound"), wxEmptyString, wxITEM_CHECK);
		pSound->Check(bSoundWindow);

		wxMenuItem* pVideo = pDebugDialogs->Append(IDM_VIDEOWINDOW, _T("&Video"), wxEmptyString, wxITEM_CHECK);
		pVideo->Check(bVideoWindow);

		pMenuBar->Append(pDebugDialogs, _T("&Views"));
	}
	// ===============


	{
		wxMenu *pSymbolsMenu = new wxMenu;
		pSymbolsMenu->Append(IDM_CLEARSYMBOLS, _T("&Clear symbols"));
		// pSymbolsMenu->Append(IDM_CLEANSYMBOLS, _T("&Clean symbols (zz)"));
		pSymbolsMenu->Append(IDM_SCANFUNCTIONS, _T("&Generate symbol map"));
		pSymbolsMenu->AppendSeparator();
		pSymbolsMenu->Append(IDM_LOADMAPFILE, _T("&Load symbol map"));
		pSymbolsMenu->Append(IDM_SAVEMAPFILE, _T("&Save symbol map"));
		pSymbolsMenu->AppendSeparator();
		pSymbolsMenu->Append(IDM_CREATESIGNATUREFILE, _T("&Create signature file..."));
		pSymbolsMenu->Append(IDM_USESIGNATUREFILE, _T("&Use signature file..."));
		pMenuBar->Append(pSymbolsMenu, _T("&Symbols"));
	}

	{
		wxMenu *pJitMenu = new wxMenu;
		pJitMenu->Append(IDM_CLEARCODECACHE, _T("&Clear code cache"));
		pJitMenu->Append(IDM_LOGINSTRUCTIONS, _T("&Log JIT instruction coverage"));
		pMenuBar->Append(pJitMenu, _T("&JIT"));
	}

	{
		wxMenu *pProfilerMenu = new wxMenu;
		pProfilerMenu->Append(IDM_PROFILEBLOCKS, _T("&Profile blocks"), wxEmptyString, wxITEM_CHECK);
		pProfilerMenu->AppendSeparator();
		pProfilerMenu->Append(IDM_WRITEPROFILE, _T("&Write to profile.txt, show"));
		pMenuBar->Append(pProfilerMenu, _T("&Profiler"));
	}


	SetMenuBar(pMenuBar);
}


bool CCodeWindow::UseInterpreter()
{
	return(GetMenuBar()->IsChecked(IDM_INTERPRETER));
}


bool CCodeWindow::UseDualCore()
{
	return(GetMenuBar()->IsChecked(IDM_DUALCORE));
}


// =======================================================================================
// CPU Mode
// --------------
void CCodeWindow::OnInterpreter(wxCommandEvent& event)
{
	if (Core::GetState() != Core::CORE_RUN) {
		PowerPC::SetMode(UseInterpreter() ? PowerPC::MODE_INTERPRETER : PowerPC::MODE_JIT);
	} else {
		event.Skip();
		wxMessageBox(_T("Please pause the emulator before changing mode."));
	}
}
void CCodeWindow::DoJITOff(wxCommandEvent& event, wxMenuItem* a, bool& b)
{
	if (Core::GetState() == Core::CORE_UNINITIALIZED)
	{
		// we disallow changing the status here because it will be reset to the defult when BootCore()
		// creates the SCoreStartupParameter as a game is loaded
		a->Check(!a->IsChecked());
		wxMessageBox(_T("Please start a game before changing mode."));	
	} else {
		if (Core::GetState() != Core::CORE_RUN)
		{
			b = !b;
			Jit64::ClearCache();			
		} else {
			//event.Skip(); // this doesn't work
			a->Check(!a->IsChecked());
			wxMessageBox(_T("Please pause the emulator before changing mode."));		
		}
	}
}

void CCodeWindow::OnJITOff(wxCommandEvent& event) {DoJITOff(event, jitoff, 
	Core::g_CoreStartupParameter.bJITOff);}
void CCodeWindow::OnJITLSOff(wxCommandEvent& event) {DoJITOff(event, jitlsoff,
	Core::g_CoreStartupParameter.bJITLoadStoreOff);}
void CCodeWindow::OnJITFPOff(wxCommandEvent& event) {DoJITOff(event, jitfpoff,
	Core::g_CoreStartupParameter.bJITFloatingPointOff);}
void CCodeWindow::OnJITIOff(wxCommandEvent& event) {DoJITOff(event, jitioff,
	Core::g_CoreStartupParameter.bJITIntegerOff);}
void CCodeWindow::OnJITPOff(wxCommandEvent& event) {DoJITOff(event, jitpoff,
	Core::g_CoreStartupParameter.bJITPairedOff);}
void CCodeWindow::OnJITSROff(wxCommandEvent& event) {DoJITOff(event, jitsroff,
	Core::g_CoreStartupParameter.bJITSystemRegistersOff);}
// ==============


void CCodeWindow::OnJitMenu(wxCommandEvent& event)
{
	switch (event.GetId())
	{
	case IDM_CLEARCODECACHE:
		Jit64::ClearCache();
		break;
	case IDM_LOGINSTRUCTIONS:
		PPCTables::LogCompiledInstructions();
		break;
	}
}

void CCodeWindow::OnProfilerMenu(wxCommandEvent& event)
{
	if (Core::GetState() == Core::CORE_RUN) {
		event.Skip();
		return;
	}
	switch (event.GetId())
	{
	case IDM_PROFILEBLOCKS:
		Jit64::ClearCache();
		Profiler::g_ProfileBlocks = GetMenuBar()->IsChecked(IDM_PROFILEBLOCKS);
		break;
	case IDM_WRITEPROFILE:
		Profiler::WriteProfileResults("profiler.txt");
		break;
	}
}

void CCodeWindow::OnSymbolsMenu(wxCommandEvent& event) 
{
	if (Core::GetState() == Core::CORE_UNINITIALIZED)
	{
		// TODO: disable menu items instead :P
		return;
	}
	std::string mapfile = CBoot::GenerateMapFilename();
	switch (event.GetId())
	{
	case IDM_CLEARSYMBOLS:
		g_symbolDB.Clear();
		Host_NotifyMapLoaded();
		break;
	case IDM_CLEANSYMBOLS:
		g_symbolDB.Clear("zz");
		Host_NotifyMapLoaded();
		break;
	case IDM_SCANFUNCTIONS:
		{
		PPCAnalyst::FindFunctions(0x80000000, 0x80400000, &g_symbolDB);
		SignatureDB db;
		if (db.Load("data/totaldb.dsy"))
			db.Apply(&g_symbolDB);
		NotifyMapLoaded();
		break;
		}
	case IDM_LOADMAPFILE:
		if (!File::Exists(mapfile.c_str()))
		{
			g_symbolDB.Clear();
			PPCAnalyst::FindFunctions(0x80000000, 0x80400000, &g_symbolDB);
			SignatureDB db;
			if (db.Load("data/totaldb.dsy"))
				db.Apply(&g_symbolDB);
		} else {
			g_symbolDB.LoadMap(mapfile.c_str());
		}
		NotifyMapLoaded();
		break;
	case IDM_SAVEMAPFILE:
		g_symbolDB.SaveMap(mapfile.c_str());
		break;
	case IDM_CREATESIGNATUREFILE:
		{
		wxTextEntryDialog input_prefix(this, wxString::FromAscii("Only export symbols with prefix:"), wxGetTextFromUserPromptStr, _T("."));
		if (input_prefix.ShowModal() == wxID_OK) {
			std::string prefix(input_prefix.GetValue().mb_str());

			wxString path = wxFileSelector(
					_T("Save signature as"), wxEmptyString, wxEmptyString, wxEmptyString,
					_T("Dolphin Signature File (*.dsy)|*.dsy;"), wxFD_SAVE,
					this);
			if (path) {
				SignatureDB db;
				db.Initialize(&g_symbolDB, prefix.c_str());
				std::string filename(path.ToAscii());		// PPCAnalyst::SaveSignatureDB(
				db.Save(path.ToAscii());
			}
		}
		}
		break;
	case IDM_USESIGNATUREFILE:
		{
		wxString path = wxFileSelector(
				_T("Apply signature file"), wxEmptyString, wxEmptyString, wxEmptyString,
				_T("Dolphin Signature File (*.dsy)|*.dsy;"), wxFD_OPEN | wxFD_FILE_MUST_EXIST,
				this);
		if (path) {
			SignatureDB db;
			db.Load(path.ToAscii());
			db.Apply(&g_symbolDB);
		}
		}
		NotifyMapLoaded();
		break;
	}
}

void CCodeWindow::OnCodeStep(wxCommandEvent& event)
{
	switch (event.GetId())
	{
	    case IDM_DEBUG_GO:
	    {
		    // [F|RES] prolly we should disable the other buttons in go mode too ...
		    JumpToAddress(PC);

		    if (CCPU::IsStepping())
		    {
			    CCPU::EnableStepping(false);
		    }
		    else
		    {
			    CCPU::EnableStepping(true);
			    Host_UpdateLogDisplay();
		    }

		    Update();
	    }
		break;

	    case IDM_STEP:
			SingleCPUStep();

		    break;

	    case IDM_STEPOVER:
		    CCPU::EnableStepping(true);
		    break;

	    case IDM_SKIP:
		    PC += 4;
		    Update();
		    break;

	    case IDM_SETPC:
		    PC = codeview->GetSelection();
		    Update();
		    break;

	    case IDM_GOTOPC:
		    JumpToAddress(PC);
		    break;
	}

	UpdateButtonStates();
}


void CCodeWindow::JumpToAddress(u32 _Address)
{
    codeview->Center(_Address);
	UpdateLists();
}


void CCodeWindow::UpdateLists()
{
	callers->Clear();
	u32 addr = codeview->GetSelection();
	Symbol *symbol = g_symbolDB.GetSymbolFromAddr(addr);
	if (!symbol)
		return;
	for (int i = 0; i < (int)symbol->callers.size(); i++)
	{
		u32 caller_addr = symbol->callers[i].callAddress;
		Symbol *caller_symbol = g_symbolDB.GetSymbolFromAddr(caller_addr);
		if (caller_symbol) {
			int idx = callers->Append(wxString::Format( _T("< %s (%08x)"), caller_symbol->name.c_str(), caller_addr));
			callers->SetClientData(idx, (void*)caller_addr);
		}
	}

	calls->Clear();
	for (int i = 0; i < (int)symbol->calls.size(); i++)
	{
		u32 call_addr = symbol->calls[i].function;
		Symbol *call_symbol = g_symbolDB.GetSymbolFromAddr(call_addr);
		if (call_symbol) {
			int idx = calls->Append(wxString::Format(_T("> %s (%08x)"), call_symbol->name.c_str(), call_addr));
			calls->SetClientData(idx, (void*)call_addr);
		}
	}
}


void CCodeWindow::OnCodeViewChange(wxCommandEvent &event)
{
	//PanicAlert("boo");
	UpdateLists();
}

void CCodeWindow::OnAddrBoxChange(wxCommandEvent& event)
{
	wxTextCtrl* pAddrCtrl = (wxTextCtrl*)GetToolBar()->FindControl(IDM_ADDRBOX);
	wxString txt = pAddrCtrl->GetValue();

	std::string text(txt.mb_str());
	text = StripSpaces(text);
	if (text.size() == 8)
	{
		u32 addr;
		sscanf(text.c_str(), "%08x", &addr);
		JumpToAddress(addr);
	}

	event.Skip(1);
}

void CCodeWindow::OnCallstackListChange(wxCommandEvent& event)
{
	int index   = callstack->GetSelection();
	if (index >= 0) {
		u32 address = (u32)(u64)(callstack->GetClientData(index));
		if (address)
			JumpToAddress(address);
	}
}

void CCodeWindow::OnCallersListChange(wxCommandEvent& event)
{
	int index = callers->GetSelection();
	if (index >= 0) {
		u32 address = (u32)(u64)(callers->GetClientData(index));
		if (address)
			JumpToAddress(address);
	}
}

void CCodeWindow::OnCallsListChange(wxCommandEvent& event)
{
	int index = calls->GetSelection();
	if (index >= 0) {
		u32 address = (u32)(u64)(calls->GetClientData(index));
		if (address)
			JumpToAddress(address);
	}
}

void CCodeWindow::Update()
{
	codeview->Refresh();
	callstack->Clear();

	std::vector<Debugger::CallstackEntry> stack;

	if (Debugger::GetCallstack(stack))
	{
		for (size_t i = 0; i < stack.size(); i++)
		{
			int idx = callstack->Append(wxString::FromAscii(stack[i].Name.c_str()));
			callstack->SetClientData(idx, (void*)(u64)stack[i].vAddress);
		}
	}
	else
	{
		callstack->Append(wxString::FromAscii("invalid callstack"));
	}

	UpdateButtonStates();
}


void CCodeWindow::NotifyMapLoaded()
{
	g_symbolDB.FillInCallers();
	symbols->Show(false); // hide it for faster filling
	symbols->Clear();
	for (SymbolDB::XFuncMap::iterator iter = g_symbolDB.GetIterator(); iter != g_symbolDB.End(); iter++)
	{
		int idx = symbols->Append(wxString::FromAscii(iter->second.name.c_str()));
		symbols->SetClientData(idx, (void*)&iter->second);
	}
	symbols->Show(true);
	Update();
}


void CCodeWindow::UpdateButtonStates()
{
	wxToolBar* toolBar = GetToolBar();
	if (Core::GetState() == Core::CORE_UNINITIALIZED)
	{
		toolBar->EnableTool(IDM_DEBUG_GO, false);
		toolBar->EnableTool(IDM_STEP, false);
		toolBar->EnableTool(IDM_STEPOVER, false);
		toolBar->EnableTool(IDM_SKIP, false);
	}
	else
	{
		if (!CCPU::IsStepping())
		{
			toolBar->SetToolShortHelp(IDM_DEBUG_GO, _T("&Pause"));
			toolBar->SetToolNormalBitmap(IDM_DEBUG_GO, m_Bitmaps[Toolbar_Pause]);
			toolBar->EnableTool(IDM_DEBUG_GO, true);
			toolBar->EnableTool(IDM_STEP, false);
			toolBar->EnableTool(IDM_STEPOVER, false);
			toolBar->EnableTool(IDM_SKIP, false);
		}
		else
		{
			toolBar->SetToolShortHelp(IDM_DEBUG_GO, _T("&Play"));
			toolBar->SetToolNormalBitmap(IDM_DEBUG_GO, m_Bitmaps[Toolbar_DebugGo]);
			toolBar->EnableTool(IDM_DEBUG_GO, true);
			toolBar->EnableTool(IDM_STEP, true);
			toolBar->EnableTool(IDM_STEPOVER, true);
			toolBar->EnableTool(IDM_SKIP, true);
		}
	}
}


void CCodeWindow::OnSymbolListChange(wxCommandEvent& event)
{
	int index = symbols->GetSelection();
	if (index >= 0) {
		Symbol* pSymbol = static_cast<Symbol *>(symbols->GetClientData(index));
		if (pSymbol != NULL)
		{
			if(pSymbol->type == Symbol::SYMBOL_DATA)
			{
				if(m_MemoryWindow && m_MemoryWindow->IsVisible())
					m_MemoryWindow->JumpToAddress(pSymbol->address);
			}
			else
			{
				JumpToAddress(pSymbol->address);
			}
		}
	}
}

void CCodeWindow::OnSymbolListContextMenu(wxContextMenuEvent& event)
{
}


void CCodeWindow::OnToggleLogWindow(wxCommandEvent& event)
{

	if (IsLoggingActivated())
	{
		bool show = GetMenuBar()->IsChecked(event.GetId());

		// this may be a little ugly to have these here - you're more than welcome to
		// turn this into the same fancy class stuff like the load windows positions
		IniFile ini;
		ini.Load("Debugger.ini");
		ini.Set("ShowOnStart", "LogWindow", show);
		ini.Save("Debugger.ini");

		if (show)
		{
			if (!m_LogWindow)
			{
				m_LogWindow = new CLogWindow(this);
			}

			m_LogWindow->Show(true);
		}
		else // hide
		{
			// If m_dialog is NULL, then possibly the system
			// didn't report the checked menu item status correctly.
			// It should be true just after the menu item was selected,
			// if there was no modeless dialog yet.
			wxASSERT(m_LogWindow != NULL);

			if (m_LogWindow)
			{
				m_LogWindow->Hide();
			}
		}
	}
}


void CCodeWindow::OnToggleRegisterWindow(wxCommandEvent& event)
{
	bool show = GetMenuBar()->IsChecked(event.GetId());

	IniFile ini;
	ini.Load("Debugger.ini");
	ini.Set("ShowOnStart", "RegisterWindow", show);
	ini.Save("Debugger.ini");

	if (show)
	{
		if (!m_RegisterWindow)
		{
			m_RegisterWindow = new CRegisterWindow(this);
		}

		m_RegisterWindow->Show(true);
	}
	else // hide
	{
		// If m_dialog is NULL, then possibly the system
		// didn't report the checked menu item status correctly.
		// It should be true just after the menu item was selected,
		// if there was no modeless dialog yet.
		wxASSERT(m_RegisterWindow != NULL);

		if (m_RegisterWindow)
		{
			m_RegisterWindow->Hide();
		}
	}
}


// =======================================================================================
// Toggle Sound Debugging Window
// ------------
void CCodeWindow::OnToggleSoundWindow(wxCommandEvent& event)
{
	bool show = GetMenuBar()->IsChecked(event.GetId());

	IniFile ini;
	ini.Load("Debugger.ini");
	ini.Set("ShowOnStart", "SoundWindow", show);
	ini.Save("Debugger.ini");

	if (show)
	{
		// TODO: add some kind of if() check here to?
		CPluginManager::GetInstance().OpenDebug(
		GetHandle(),
		SConfig::GetInstance().m_LocalCoreStartupParameter.m_strDSPPlugin.c_str()
		);
	}
	else // hide
	{
		 // can we close the dll window from here?
	}
}
// ===========


// =======================================================================================
// Toggle Video Debugging Window
// ------------
void CCodeWindow::OnToggleVideoWindow(wxCommandEvent& event)
{
	bool show = GetMenuBar()->IsChecked(event.GetId());

	IniFile ini;
	ini.Load("Debugger.ini");
	ini.Set("ShowOnStart", "VideoWindow", show);
	ini.Save("Debugger.ini");

	if (show)
	{
		// TODO: add some kind of if() check here to?
		CPluginManager::GetInstance().OpenDebug(
		GetHandle(),
		SConfig::GetInstance().m_LocalCoreStartupParameter.m_strVideoPlugin.c_str()
		);
	}
	else // hide
	{
		 // can we close the dll window from here?
	}
}
// ===========


void CCodeWindow::OnToggleJitWindow(wxCommandEvent& event)
{
	bool show = GetMenuBar()->IsChecked(event.GetId());

	IniFile ini;
	ini.Load("Debugger.ini");
	ini.Set("ShowOnStart", "JitWindow", show);
	ini.Save("Debugger.ini");

	if (show)
	{
		if (!m_JitWindow)
		{
			m_JitWindow = new CJitWindow(this);
		}

		m_JitWindow->Show(true);
	}
	else // hide
	{
		// If m_dialog is NULL, then possibly the system
		// didn't report the checked menu item status correctly.
		// It should be true just after the menu item was selected,
		// if there was no modeless dialog yet.
		wxASSERT(m_JitWindow != NULL);

		if (m_JitWindow)
		{
			m_JitWindow->Hide();
		}
	}
}


void CCodeWindow::OnToggleBreakPointWindow(wxCommandEvent& event)
{
	bool show = GetMenuBar()->IsChecked(event.GetId());

	IniFile ini;
	ini.Load("Debugger.ini");
	ini.Set("ShowOnStart", "BreakpointWindow", show);
	ini.Save("Debugger.ini");

	if (show)
	{
		if (!m_BreakpointWindow)
		{
			m_BreakpointWindow = new CBreakPointWindow(this, this);
		}

		m_BreakpointWindow->Show(true);
	}
	else // hide
	{
		// If m_dialog is NULL, then possibly the system
		// didn't report the checked menu item status correctly.
		// It should be true just after the menu item was selected,
		// if there was no modeless dialog yet.
		wxASSERT(m_BreakpointWindow != NULL);

		if (m_BreakpointWindow)
		{
			m_BreakpointWindow->Hide();
		}
	}
}

void CCodeWindow::OnToggleMemoryWindow(wxCommandEvent& event)
{
	bool show = GetMenuBar()->IsChecked(event.GetId());
	
	IniFile ini;
	ini.Load("Debugger.ini");
	ini.Set("ShowOnStart", "MemoryWindow", show);
	ini.Save("Debugger.ini");

	if (show)
	{
		if (!m_MemoryWindow)
		{
			m_MemoryWindow = new CMemoryWindow(this);
		}

		m_MemoryWindow->Show(true);
	}
	else // hide
	{
		// If m_dialog is NULL, then possibly the system
		// didn't report the checked menu item status correctly.
		// It should be true just after the menu item was selected,
		// if there was no modeless dialog yet.
		wxASSERT(m_MemoryWindow != NULL);

		if (m_MemoryWindow)
		{
			m_MemoryWindow->Hide();
		}
	}
}

void CCodeWindow::OnHostMessage(wxCommandEvent& event)
{
	switch (event.GetId())
	{
	    case IDM_NOTIFYMAPLOADED:
		    NotifyMapLoaded();
		    break;

	    case IDM_UPDATELOGDISPLAY:

		    if (m_LogWindow)
		    {
			    m_LogWindow->NotifyUpdate();
		    }

		    break;

	    case IDM_UPDATEDISASMDIALOG:
		    Update();

		    if (m_RegisterWindow)
		    {
			    m_RegisterWindow->NotifyUpdate();
		    }
		    break;

		case IDM_UPDATEBREAKPOINTS:
            Update();

			if (m_BreakpointWindow)
			{
				m_BreakpointWindow->NotifyUpdate();
			}
			break;

	}
}

void CCodeWindow::PopulateToolbar(wxToolBar* toolBar)
{
	int w = m_Bitmaps[Toolbar_DebugGo].GetWidth(),
		h = m_Bitmaps[Toolbar_DebugGo].GetHeight();

	toolBar->SetToolBitmapSize(wxSize(w, h));
	toolBar->AddTool(IDM_DEBUG_GO,	_T("Play"),			m_Bitmaps[Toolbar_DebugGo]);
	toolBar->AddTool(IDM_STEP,		_T("Step"),			m_Bitmaps[Toolbar_Step]);
	toolBar->AddTool(IDM_STEPOVER,	_T("Step Over"),    m_Bitmaps[Toolbar_StepOver]);
	toolBar->AddTool(IDM_SKIP,		_T("Skip"),			m_Bitmaps[Toolbar_Skip]);
	toolBar->AddSeparator();
	toolBar->AddTool(IDM_GOTOPC,    _T("Show PC"),		m_Bitmaps[Toolbar_GotoPC]);
	toolBar->AddTool(IDM_SETPC,		_T("Set PC"),		m_Bitmaps[Toolbar_SetPC]);
	toolBar->AddSeparator();
	toolBar->AddControl(new wxTextCtrl(toolBar, IDM_ADDRBOX, _T("")));

	// after adding the buttons to the toolbar, must call Realize() to reflect
	// the changes
	toolBar->Realize();
}


void CCodeWindow::RecreateToolbar()
{
	// delete and recreate the toolbar
	wxToolBarBase* toolBar = GetToolBar();
	delete toolBar;
	SetToolBar(NULL);

	long style = TOOLBAR_STYLE;
	style &= ~(wxTB_HORIZONTAL | wxTB_VERTICAL | wxTB_BOTTOM | wxTB_RIGHT | wxTB_HORZ_LAYOUT | wxTB_TOP);
	wxToolBar* theToolBar = CreateToolBar(style, ID_TOOLBAR);

	PopulateToolbar(theToolBar);
	SetToolBar(theToolBar);
}


void CCodeWindow::InitBitmaps()
{
	// load original size 48x48
	m_Bitmaps[Toolbar_DebugGo] = wxGetBitmapFromMemory(toolbar_play_png);
	m_Bitmaps[Toolbar_Step] = wxGetBitmapFromMemory(toolbar_add_breakpoint_png);
	m_Bitmaps[Toolbar_StepOver] = wxGetBitmapFromMemory(toolbar_add_memcheck_png);
	m_Bitmaps[Toolbar_Skip] = wxGetBitmapFromMemory(toolbar_add_memcheck_png);
	m_Bitmaps[Toolbar_GotoPC] = wxGetBitmapFromMemory(toolbar_add_memcheck_png);
	m_Bitmaps[Toolbar_SetPC] = wxGetBitmapFromMemory(toolbar_add_memcheck_png);
	m_Bitmaps[Toolbar_Pause] = wxGetBitmapFromMemory(toolbar_pause_png);


	// scale to 16x16 for toolbar
	for (size_t n = Toolbar_DebugGo; n < Bitmaps_max; n++)
	{
		m_Bitmaps[n] = wxBitmap(m_Bitmaps[n].ConvertToImage().Scale(16, 16));
	}
}


void CCodeWindow::OnKeyDown(wxKeyEvent& event)
{
	if ((event.GetKeyCode() == WXK_SPACE) && IsActive())
	{
		SingleCPUStep();	
	}
	else
	{
		event.Skip();
	}
}


void CCodeWindow::SingleCPUStep()
{
	CCPU::StepOpcode(&sync_event);
	//            if (CCPU::IsStepping())
	//	            sync_event.Wait();
	wxThread::Sleep(20);
	// need a short wait here
	JumpToAddress(PC);
	Update();
	Host_UpdateLogDisplay();
}