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