source: trunk/dll/gotchdll.c@ 74

/***
 This file belongs to the Gotcha! distribution.
 Copyright (C) 1998-2002 Thorsten Thielen <thth@c2226.de>

 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 ***/

#define  INCL_WIN
#define  INCL_DOS
#include <os2.h>
#include "../id.h"

//#define  __PMPRINTF__
//#include "PMPRINTF.H"

/* pre-accelerator input hook, undocumented, */
#define HK_PREACCEL 17

HAB     habDLL;
HWND    hwndFrame;
HMODULE hMod;
BOOL    usePMps;

void EXPENTRY InitDLL (HAB hab, HWND hwnd, BOOL g_usePMps)
{
    habDLL = hab;
    hwndFrame = hwnd;
    usePMps = g_usePMps;
    DosLoadModule (NULL, 0, "GOTCHDLL", &hMod);
}

BOOL EXPENTRY InputProc (HAB hab, PQMSG pqmsg, ULONG ul)
{
    USHORT usFlags;
    USHORT usScan;
    
    if (pqmsg->msg != WM_CHAR
        || (usFlags = SHORT1FROMMP(pqmsg->mp1), usScan =
            SHORT2FROMMP (pqmsg->mp2), (usFlags & KC_SCANCODE)) == 0){
        return FALSE;
    }
    
    if (CHAR4FROMMP(pqmsg->mp1) == 0x54 ) {
        if (usFlags & KC_KEYUP) {
            WinPostMsg (hwndFrame, WM_COMMAND,
                        MPFROM2SHORT (WID_PB_SETTINGS,0), 0);
            /*DosBeep( 1000, 10 );
            DosBeep( 2000, 20 );
            DosBeep( 3000, 30 ); */
            return TRUE;
        } else {
           /* DosBeep( 3000, 30 );
            DosBeep( 2000, 20 );
            DosBeep( 1000, 10 );*/
            return TRUE;
        }
    }
    else if ((usScan == VK_PRINTSCRN || CHAR4FROMMP(pqmsg->mp1) == 93 ) &&
             (usFlags & KC_CTRL)) {
        if (usFlags & KC_KEYUP) {
            WinPostMsg (hwndFrame, WM_COMMAND,
                        MPFROM2SHORT (WID_PB_SETCAPTURETYPE,0), MPFROMLONG(1));
            return TRUE;
        }

    }
    else if ((usScan == VK_PRINTSCRN || CHAR4FROMMP(pqmsg->mp1) == 93 ) &&
            (usFlags & KC_SHIFT)) {
        if (usFlags & KC_KEYUP) {
            WinPostMsg (hwndFrame, WM_COMMAND,
                        MPFROM2SHORT (WID_PB_SETCAPTURETYPE,0), 0);
            return TRUE;
        }
    }
    else if (!usePMps && (usScan == VK_PRINTSCRN ||
                          CHAR4FROMMP(pqmsg->mp1) == 93 )) {
        if (usFlags & KC_KEYUP) {
            WinPostMsg (hwndFrame, WM_COMMAND,
                        MPFROM2SHORT (WID_PB_SETCAPTURETYPE,0), 0);
            return TRUE;
        }
    }
    return FALSE;
}

void EXPENTRY StartInputHook (void)
{
    WinSetHook (habDLL, NULLHANDLE, HK_PREACCEL, (PFN) InputProc, hMod);
}

void EXPENTRY StopInputHook (void)
{
    WinReleaseHook (habDLL, NULLHANDLE, HK_PREACCEL, (PFN) InputProc, hMod);
    DosFreeModule (hMod);
}

USHORT Version (VOID)
{
    return 2;
}