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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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; either version 2
* of the License, or (at your option) any later version.
*
* 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*/
#ifndef GUI_DEBUGGER_H
#define GUI_DEBUGGER_H
#include "common/func.h"
namespace GUI {
// Choose between text console or ScummConsole
#define USE_CONSOLE 1
#ifdef USE_CONSOLE
class ConsoleDialog;
#endif
class Debugger {
public:
Debugger();
virtual ~Debugger();
int DebugPrintf(const char *format, ...);
virtual void onFrame();
virtual void attach(const char *entry = 0);
bool isAttached() const { return _isAttached; }
protected:
typedef Common::Functor2<int, const char **, bool> Debuglet;
// Convenicence macro for registering a method of a debugger class
// as the current command.
#define WRAP_METHOD(cls, method) \
new Common::Functor2Mem<int, const char **, bool, cls>(this, &cls::method)
enum {
DVAR_BYTE,
DVAR_INT,
DVAR_BOOL,
DVAR_INTARRAY,
DVAR_STRING
};
struct DVar {
char name[30];
void *variable;
int type, optional;
};
struct DCmd {
char name[30];
Debuglet *debuglet;
};
int _frame_countdown;
bool _detach_now;
private:
// TODO: Consider replacing the following two arrays by a Hashmap
int _dvar_count;
DVar _dvars[256];
int _dcmd_count;
DCmd _dcmds[256];
bool _isAttached;
char *_errStr;
bool _firstTime;
GUI::ConsoleDialog *_debuggerDialog;
protected:
// Hook for subclasses: Called just before enter() is run
virtual void preEnter() {}
// Hook for subclasses: Called just after enter() was run
virtual void postEnter() {}
// Hook for subclasses: Process the given command line.
// Should return true if and only if argv[0] is a known command and was
// handled, false otherwise.
virtual bool handleCommand(int argc, const char **argv, bool &keepRunning);
private:
void detach();
void enter();
bool parseCommand(const char *input);
bool tabComplete(const char *input, char*& completion);
protected:
void DVar_Register(const char *varname, void *pointer, int type, int optional);
void DCmd_Register(const char *cmdname, Debuglet *debuglet);
bool Cmd_Exit(int argc, const char **argv);
bool Cmd_Help(int argc, const char **argv);
bool Cmd_DebugFlagsList(int argc, const char **argv);
bool Cmd_DebugFlagEnable(int argc, const char **argv);
bool Cmd_DebugFlagDisable(int argc, const char **argv);
#if USE_CONSOLE
private:
static bool debuggerInputCallback(GUI::ConsoleDialog *console, const char *input, void *refCon);
static bool debuggerCompletionCallback(GUI::ConsoleDialog *console, const char *input, char*& completion, void *refCon);
#endif
};
} // End of namespace GUI
#endif
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