| 1 | /* pmdebug.cc
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| 2 | Copyright (c) 1996 Eberhard Mattes
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| 3 |
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| 4 | This file is part of pmgdb.
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| 5 |
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| 6 | pmgdb is free software; you can redistribute it and/or modify
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| 7 | it under the terms of the GNU General Public License as published by
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| 8 | the Free Software Foundation; either version 2, or (at your option)
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| 9 | any later version.
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| 10 |
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| 11 | pmgdb is distributed in the hope that it will be useful,
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | GNU General Public License for more details.
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| 15 |
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| 16 | You should have received a copy of the GNU General Public License
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| 17 | along with pmgdb; see the file COPYING. If not, write to
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| 18 | the Free Software Foundation, 59 Temple Place - Suite 330,
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| 19 | Boston, MA 02111-1307, USA. */
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| 20 |
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| 21 |
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| 22 | #define INCL_DOS
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| 23 | #define INCL_WIN
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| 24 | #include <os2.h>
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| 25 | #include <stdlib.h>
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| 26 | #include <string.h>
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| 27 | #include "pmdebug.h"
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| 28 |
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| 29 |
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| 30 | pmdebug pmdbg;
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| 31 |
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| 32 |
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| 33 | static VOID APIENTRY pmdebug_exitlist (ULONG)
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| 34 | {
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| 35 | pmdbg.exit ();
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| 36 | DosExitList (EXLST_EXIT, NULL);
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| 37 | }
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| 38 |
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| 39 |
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| 40 | pmdebug::pmdebug ()
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| 41 | {
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| 42 | cur_mode = off; locked = false; pid = 0; hwndLock = NULLHANDLE;
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| 43 | }
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| 44 |
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| 45 |
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| 46 | pmdebug::~pmdebug ()
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| 47 | {
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| 48 | exit ();
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| 49 | }
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| 50 |
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| 51 |
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| 52 | void pmdebug::exit ()
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| 53 | {
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| 54 | if (cur_mode == sync && locked)
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| 55 | {
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| 56 | // TODO: Destroy all windows of the debuggee (pid)
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| 57 | // TODO: Kill debuggee (important!)
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| 58 | WinLockInput (NULLHANDLE, FALSE);
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| 59 | locked = false;
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| 60 | }
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| 61 | set_mode (off, NULLHANDLE);
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| 62 | }
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| 63 |
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| 64 |
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| 65 | void pmdebug::set_mode (mode new_mode, HWND hwnd, int in_pid)
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| 66 | {
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| 67 | if (new_mode == cur_mode)
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| 68 | return;
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| 69 | if (cur_mode == sync && locked)
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| 70 | {
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| 71 | WinLockInput (NULLHANDLE, FALSE);
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| 72 | locked = false;
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| 73 | }
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| 74 | if (new_mode == sync)
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| 75 | DosExitList (EXLST_ADD | (0 << 8), pmdebug_exitlist);
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| 76 | else if (cur_mode == sync)
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| 77 | DosExitList (EXLST_REMOVE, pmdebug_exitlist);
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| 78 | cur_mode = new_mode;
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| 79 | pid = in_pid; hwndLock = hwnd;
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| 80 | }
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| 81 |
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| 82 |
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| 83 | void pmdebug::start ()
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| 84 | {
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| 85 | switch (cur_mode)
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| 86 | {
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| 87 | case sync:
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| 88 | if (locked)
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| 89 | WinLockInput (NULLHANDLE, FALSE);
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| 90 | locked = false;
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| 91 | break;
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| 92 | default:
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| 93 | break;
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| 94 | }
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| 95 | }
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| 96 |
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| 97 |
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| 98 | void pmdebug::stop ()
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| 99 | {
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| 100 | switch (cur_mode)
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| 101 | {
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| 102 | case sync:
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| 103 | if (!locked)
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| 104 | {
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| 105 | locked = true;
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| 106 | WinLockInput (NULLHANDLE, FALSE);
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| 107 | WinLockInput (NULLHANDLE, WLI_NOBUTTONUP);
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| 108 | WinSetSysModalWindow (HWND_DESKTOP, hwndLock);
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| 109 | WinSetFocus (HWND_DESKTOP, hwndLock);
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| 110 | WinSetSysModalWindow (HWND_DESKTOP, NULLHANDLE);
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| 111 | }
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| 112 | break;
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| 113 | default:
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| 114 | break;
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| 115 | }
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| 116 | }
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| 117 |
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| 118 |
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| 119 | void pmdebug::term ()
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| 120 | {
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| 121 | pid = 0;
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| 122 | start ();
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| 123 | }
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