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Dc allocation of DC_ATTR. If'ed out for now.

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svn path=/trunk/; revision=26525
This commit is contained in:
James Tabor 2007-04-26 16:28:50 +00:00
parent f2e37886f7
commit db6a940431
1 changed files with 50 additions and 1 deletions
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51
reactos/subsystems/win32/win32k/objects/dc.c
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@ -2264,10 +2264,42 @@ DC_AllocDC(PUNICODE_STRING Driver)
} }
return NULL; return NULL;
} }
#if 0
#define TAG_DCATTR TAG('D', 'C', 'A', 'T')
PVOID NewMem = NULL;
ULONG MemSize = PAGE_SIZE; //sizeof(DC_ATTR);
NTSTATUS Status = ZwAllocateVirtualMemory(NtCurrentProcess(),
&NewMem,
0,
&MemSize,
MEM_COMMIT,
PAGE_READWRITE);
KeEnterCriticalRegion();
{
INT Index = GDI_HANDLE_GET_INDEX((HGDIOBJ)hDC);
PGDI_TABLE_ENTRY Entry = &GdiHandleTable->Entries[Index];
if (NT_SUCCESS(Status))
{
RtlZeroMemory(NewMem, MemSize);
Entry->UserData = NewMem;
DPRINT1("DC_ATTR allocated! 0x%x\n",NewMem);
}
else
{
DPRINT1("DC_ATTR not allocated!\n");
}
}
KeLeaveCriticalRegion();
#endif
NewDC = DC_LockDc(hDC); NewDC = DC_LockDc(hDC);
/* FIXME - Handle NewDC == NULL! */ /* FIXME - Handle NewDC == NULL! */
#if 0
if(NewMem)
{
NewDC->pDc_Attr = NewMem; // Store pointer
}
#endif
if (Driver != NULL) if (Driver != NULL)
{ {
RtlCopyMemory(&NewDC->DriverName, Driver, sizeof(UNICODE_STRING)); RtlCopyMemory(&NewDC->DriverName, Driver, sizeof(UNICODE_STRING));
@ -2331,6 +2363,23 @@ DC_InitDC(HDC DCHandle)
VOID FASTCALL VOID FASTCALL
DC_FreeDC(HDC DCToFree) DC_FreeDC(HDC DCToFree)
{ {
#if 0
KeEnterCriticalRegion();
{
INT Index = GDI_HANDLE_GET_INDEX((HGDIOBJ)DCToFree);
PGDI_TABLE_ENTRY Entry = &GdiHandleTable->Entries[Index];
if(Entry->UserData)
{
ULONG MemSize = PAGE_SIZE;
NTSTATUS Status = ZwFreeVirtualMemory(NtCurrentProcess(),
&Entry->UserData,
&MemSize,
MEM_DECOMMIT);
if (NT_SUCCESS(Status)) Entry->UserData = NULL;
}
}
KeLeaveCriticalRegion();
#endif
if (!GDIOBJ_FreeObj(GdiHandleTable, DCToFree, GDI_OBJECT_TYPE_DC)) if (!GDIOBJ_FreeObj(GdiHandleTable, DCToFree, GDI_OBJECT_TYPE_DC))
{ {
DPRINT("DC_FreeDC failed\n"); DPRINT("DC_FreeDC failed\n");