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OS/2 Shareware BBS: 10 Tools
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pmgdb
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pmdebug.cc
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1996-08-04
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/* pmdebug.cc
Copyright (c) 1996 Eberhard Mattes
This file is part of pmgdb.
pmgdb 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, or (at your option)
any later version.
pmgdb 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 pmgdb; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define INCL_DOS
#define INCL_WIN
#include <os2.h>
#include <stdlib.h>
#include <string.h>
#include "pmdebug.h"
pmdebug pmdbg;
static VOID APIENTRY pmdebug_exitlist (ULONG)
{
pmdbg.exit ();
DosExitList (EXLST_EXIT, NULL);
}
pmdebug::pmdebug ()
{
cur_mode = off; locked = false; pid = 0; hwndLock = NULLHANDLE;
}
pmdebug::~pmdebug ()
{
exit ();
}
void pmdebug::exit ()
{
if (cur_mode == sync && locked)
{
// TODO: Destroy all windows of the debuggee (pid)
// TODO: Kill debuggee (important!)
WinLockInput (NULLHANDLE, FALSE);
locked = false;
}
set_mode (off, NULLHANDLE);
}
void pmdebug::set_mode (mode new_mode, HWND hwnd, int in_pid)
{
if (new_mode == cur_mode)
return;
if (cur_mode == sync && locked)
{
WinLockInput (NULLHANDLE, FALSE);
locked = false;
}
if (new_mode == sync)
DosExitList (EXLST_ADD | (0 << 8), pmdebug_exitlist);
else if (cur_mode == sync)
DosExitList (EXLST_REMOVE, pmdebug_exitlist);
cur_mode = new_mode;
pid = in_pid; hwndLock = hwnd;
}
void pmdebug::start ()
{
switch (cur_mode)
{
case sync:
if (locked)
WinLockInput (NULLHANDLE, FALSE);
locked = false;
break;
default:
break;
}
}
void pmdebug::stop ()
{
switch (cur_mode)
{
case sync:
if (!locked)
{
locked = true;
WinLockInput (NULLHANDLE, FALSE);
WinLockInput (NULLHANDLE, WLI_NOBUTTONUP);
WinSetSysModalWindow (HWND_DESKTOP, hwndLock);
WinSetFocus (HWND_DESKTOP, hwndLock);
WinSetSysModalWindow (HWND_DESKTOP, NULLHANDLE);
}
break;
default:
break;
}
}
void pmdebug::term ()
{
pid = 0;
start ();
}