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/*++ BUILD Version: 0002 // Increment this if a change has global effects
/****************************************************************************//* *//* CONVGRP.H - *//* *//* Conversion from Win3.1 16 bit .grp file to NT 32bit .grp files for *//* the Program Manager *//* *//* Created: 10-15-92 Johanne Caron *//* *//****************************************************************************/#include <setjmp.h>
#include <string.h>
#include <stdlib.h>
#include <fcntl.h>
#include <io.h>
#include <stdio.h>
#include <errno.h>
#include <ctype.h>
#include <windows.h>
/*--------------------------------------------------------------------------*//* *//* Typedefs *//* *//*--------------------------------------------------------------------------*/
/*
* .GRP File format structures - */typedef struct tagGROUPDEF { DWORD dwMagic; /* magical bytes 'PMCC' */ WORD wCheckSum; /* adjust this for zero sum of file */ WORD cbGroup; /* length of group segment */ RECT rcNormal; /* rectangle of normal window */ POINT ptMin; /* point of icon */ WORD nCmdShow; /* min, max, or normal state */ WORD pName; /* name of group */ /* these four change interpretation */ WORD cxIcon; /* width of icons */ WORD cyIcon; /* hieght of icons */ WORD wIconFormat; /* planes and BPP in icons */ WORD wReserved; /* This word is no longer used. */
WORD cItems; /* number of items in group */ WORD rgiItems[1]; /* array of ITEMDEF offsets */} GROUPDEF, *PGROUPDEF;typedef GROUPDEF *LPGROUPDEF;
typedef struct tagITEMDEF { POINT pt; /* location of item icon in group */ WORD idIcon; /* id of item icon */ WORD wIconVer; /* icon version */ WORD cbIconRes; /* size of icon resource */ WORD indexIcon; /* index of item icon */ WORD dummy2; /* - not used anymore */ WORD pIconRes; /* offset of icon resource */ WORD dummy3; /* - not used anymore */ WORD pName; /* offset of name string */ WORD pCommand; /* offset of command string */ WORD pIconPath; /* offset of icon path */} ITEMDEF, *PITEMDEF;typedef ITEMDEF *LPITEMDEF;
/* the pointers in the above structures are short pointers relative to the
* beginning of the segments. This macro converts the short pointer into * a long pointer including the proper segment/selector value. It assumes * that its argument is an lvalue somewhere in a group segment, for example, * PTR(lpgd->pName) returns a pointer to the group name, but k=lpgd->pName; * PTR(k) is obviously wrong as it will use either SS or DS for its segment, * depending on the storage class of k. */#define PTR(base, offset) (LPSTR)((PBYTE)base + offset)
/* PTR2 is used for those cases where a variable already contains an offset
* (The "case that doesn't work", above) */#define PTR2(lp,offset) ((LPSTR)MAKELONG(offset,HIWORD(lp)))
/* this macro is used to retrieve the i-th item in the group segment. Note
* that this pointer will NOT be NULL for an unused slot. */#define ITEM(lpgd,i) ((LPITEMDEF)PTR(lpgd, lpgd->rgiItems[i]))
/*--------------------------------------------------------------------------*//* *//* Tag Stuff *//* *//*--------------------------------------------------------------------------*/
typedef struct _tag { WORD wID; // tag identifier
WORD dummy1; // need this for alignment!
int wItem; // (unde the covers 32 bit point!)item the tag belongs to
WORD cb; // size of record, including id and count
WORD dummy2; // need this for alignment!
BYTE rgb[1]; } PMTAG, FAR * LPPMTAG;
#define GROUP_MAGIC 0x43434D50L /* 'PMCC' */
#define PMTAG_MAGIC GROUP_MAGIC
/* range 8000 - 80FF > global
* range 8100 - 81FF > per item * all others reserved */
#define ID_MAINTAIN 0x8000
/* bit used to indicate a tag that should be kept even if the writer
* doesn't recognize it. */
#define ID_MAGIC 0x8000
/* data: the string 'TAGS'
*/
#define ID_WRITERVERSION 0x8001
/* data: string in the form [9]9.99[Z].99
*/
#define ID_APPLICATIONDIR 0x8101
/* data: ASCIZ string of directory where application may be
* located. * this is defined as application dir rather than default dir * since the default dir is explicit in the 3.0 command line and * must stay there. The true "new information" is the application * directory. If not present, search the path. */
#define ID_HOTKEY 0x8102
/* data: WORD hotkey index
*/
#define ID_MINIMIZE 0x8103
/* data none
*/
#define ID_LASTTAG 0xFFFF
/* the last tag in the file
*/
/*
* Maximium number of items allowed in a group */#define CITEMSMAX 50
/*--------------------------------------------------------------------------*//*--------------------------------------------------------------------------*/
//
// This is the structure of the .grp files in Windows3.1
//
/* .GRP File format structures -
*/typedef struct tagGROUPDEF16 { DWORD dwMagic; /* magical bytes 'PMCC' */ WORD wCheckSum; /* adjust this for zero sum of file */ WORD cbGroup; /* length of group segment */ WORD nCmdShow; /* min, max, or normal state */ SMALL_RECT rcNormal; /* rectangle of normal window */ POINTS ptMin; /* point of icon */ WORD pName; /* name of group */ /* these four change interpretation */ WORD cxIcon; /* width of icons */ WORD cyIcon; /* hieght of icons */ WORD wIconFormat; /* planes and BPP in icons */ WORD wReserved; /* This word is no longer used. */
WORD cItems; /* number of items in group */ WORD rgiItems[1]; /* array of ITEMDEF offsets */ } GROUPDEF16;typedef GROUPDEF16 *LPGROUPDEF16;
/* this macro is used to retrieve the i-th item in the group segment. Note
* that this pointer will NOT be NULL for an unused slot. */#define ITEM16(lpgd16,i) ((LPBYTE)PTR(lpgd16, lpgd16->rgiItems[i]))
#if 0
//
// These structures are not needed for the conversion but it is useful to
// understand what is going on.
//
typedef struct tagITEMDEF16 { POINTS pt; /* location of item icon in group */ // NB This is read when a group is
// loaded and updated when a group is
// written. All painting/moving is
// done using the icon and title rects
// in an ITEM. So if you want to know
// where an item is use it's icon rect
// not it's point.
WORD iIcon; /* index of item icon */ WORD cbHeader; /* size of icon header */ WORD cbANDPlane; /* size of and part of icon */ WORD cbXORPlane; /* size of xor part of icon */ WORD pHeader; /* file offset of icon header */ WORD pANDPlane; /* file offset of AND plane */ WORD pXORPlane; /* file offset of XOR plane */ WORD pName; /* file offset of name string */ WORD pCommand; /* file offset of command string */ WORD pIconPath; /* file offset of icon path */ } ITEMDEF16;typedef ITEMDEF16 *LPITEMDEF16;
typedef struct _tag16 { WORD wID; // tag identifier
WORD wItem; // item the tag belongs to
WORD cb; // size of record, including id and count
BYTE rgb[1]; } TAG16, * LPTAG16;
#endif
//
// Globals
//
HANDLE hInst;
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