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Add function to get size of in-memory resource and used this function 

to copy resource to writable memory.
This commit is contained in:
Uwe Bonnes 2002-10-13 17:54:48 +00:00 committed by Alexandre Julliard
parent 0e668bb9b3
commit e14cfc497a
1 changed files with 147 additions and 7 deletions
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154
dlls/comctl32/propsheet.c
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@ -36,6 +36,8 @@
/******************************************************************************
* Data structures
*/
#include "pshpack2.h"
typedef struct
{
WORD dlgVer;
@ -45,6 +47,18 @@ typedef struct
DWORD style;
} MyDLGTEMPLATEEX;
typedef struct
{
DWORD helpid;
DWORD exStyle;
DWORD style;
short x;
short y;
short cy;
DWORD id;
} MyDLGITEMTEMPLATEEX;
#include "poppack.h"
typedef struct tagPropPageInfo
{
HPROPSHEETPAGE hpage; /* to keep track of pages not passed to PropertySheet */
@ -1159,6 +1173,129 @@ static BOOL PROPSHEET_CreateTabControl(HWND hwndParent,
return TRUE;
}
/*
* Get the size of an in-memory Template
*
*( Based on the code of PROPSHEET_CollectPageInfo)
*/
static UINT GetTemplateSize(DLGTEMPLATE* pTemplate)
{
const WORD* p = (const WORD *)pTemplate;
BOOL istemplateex = (((MyDLGTEMPLATEEX*)pTemplate)->signature == 0xFFFF);
WORD nrofitems;
if (istemplateex)
{
/* DIALOGEX template */
p++; /* dlgVer */
p++; /* signature */
p += 2; /* help ID */
p += 2; /* ext style */
p += 2; /* style */
}
else
{
/* DIALOG template */
p += 2; /* style */
p += 2; /* ext style */
}
nrofitems = (WORD)*p; p++; /* nb items */
p++; /* x */
p++; /* y */
p++; /* width */
p++; /* height */
/* menu */
switch ((WORD)*p)
{
case 0x0000:
p++;
break;
case 0xffff:
p += 2;
break;
default:
TRACE("menu %s\n",debugstr_w((LPCWSTR)p));
p += lstrlenW( (LPCWSTR)p ) + 1;
break;
}
/* class */
switch ((WORD)*p)
{
case 0x0000:
p++;
break;
case 0xffff:
p += 2;
break;
default:
TRACE("class %s\n",debugstr_w((LPCWSTR)p));
p += lstrlenW( (LPCWSTR)p ) + 1;
break;
}
/*title */
TRACE("title %s\n",debugstr_w((LPCWSTR)p));
p += lstrlenW((LPCWSTR)p) + 1;
/* font, if DS_FONT set */
if ((DS_SETFONT & ((istemplateex)? ((MyDLGTEMPLATEEX*)pTemplate)->style :
pTemplate->style)))
{
p+=(istemplateex)?3:1;
TRACE("font %s\n",debugstr_w((LPCWSTR)p));
p += lstrlenW( (LPCWSTR)p ) + 1; /* the font name*/
}
TRACE("%d items\n",nrofitems);
while (nrofitems > 0)
{
p = (WORD*)(((DWORD)p + 3) & ~3); /* DWORD align */
p += (istemplateex ? sizeof(MyDLGITEMTEMPLATEEX) : sizeof(DLGITEMTEMPLATE))/sizeof(WORD);
switch ((WORD)*p)
{
case 0x0000:
p++;
break;
case 0xffff:
TRACE("class ordinal 0x%08lx\n",*(DWORD*)p);
p += 2;
break;
default:
TRACE("class %s\n",debugstr_w((LPCWSTR)p));
p += lstrlenW( (LPCWSTR)p ) + 1;
break;
}
switch ((WORD)*p)
{
case 0x0000:
p++;
break;
case 0xffff:
TRACE("text ordinal 0x%08lx\n",*(DWORD*)p);
p += 2;
break;
default:
TRACE("text %s\n",debugstr_w((LPCWSTR)p));
p += lstrlenW( (LPCWSTR)p ) + 1;
break;
}
p += *p + 1; /* Skip extra data */
--nrofitems;
}
TRACE("%p %p size 0x%08x\n",p, (WORD*)pTemplate,sizeof(WORD)*(p - (WORD*)pTemplate));
return (p - (WORD*)pTemplate)*sizeof(WORD);
}
/******************************************************************************
* PROPSHEET_CreatePage
@ -1187,7 +1324,10 @@ static BOOL PROPSHEET_CreatePage(HWND hwndParent,
}
if (ppshpage->dwFlags & PSP_DLGINDIRECT)
pTemplate = (DLGTEMPLATE*)ppshpage->u.pResource;
{
pTemplate = (DLGTEMPLATE*)ppshpage->u.pResource;
resSize = GetTemplateSize(pTemplate);
}
else
{
HRSRC hResource;
@ -1209,13 +1349,13 @@ static BOOL PROPSHEET_CreatePage(HWND hwndParent,
/*
* Make a copy of the dialog template to make it writable
*/
temp = COMCTL32_Alloc(resSize);
if (!temp)
return FALSE;
memcpy(temp, pTemplate, resSize);
pTemplate = temp;
}
temp = COMCTL32_Alloc(resSize);
if (!temp)
return FALSE;
memcpy(temp, pTemplate, resSize);
pTemplate = temp;
if (((MyDLGTEMPLATEEX*)pTemplate)->signature == 0xFFFF)
{