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Failed to release DC

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svn path=/trunk/; revision=5497
This commit is contained in:
Gé van Geldorp 2003-08-09 21:14:01 +00:00
parent 3d7fc85f62
commit 0d95af3a22
1 changed files with 29 additions and 14 deletions
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43
reactos/subsys/win32k/objects/text.c
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@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/ */
/* $Id: text.c,v 1.39 2003/08/09 12:03:10 gvg Exp $ */ /* $Id: text.c,v 1.40 2003/08/09 21:14:01 gvg Exp $ */
#undef WIN32_LEAN_AND_MEAN #undef WIN32_LEAN_AND_MEAN
@ -531,7 +531,7 @@ W32kGetTextCharsetInfo(HDC hDC,
static BOOL static BOOL
FASTCALL FASTCALL
TextIntGetTextExtentPoint(PDC dc, TextIntGetTextExtentPoint(PTEXTOBJ TextObj,
LPCWSTR String, LPCWSTR String,
int Count, int Count,
int MaxExtent, int MaxExtent,
@ -539,7 +539,6 @@ TextIntGetTextExtentPoint(PDC dc,
LPINT Dx, LPINT Dx,
LPSIZE Size) LPSIZE Size)
{ {
PTEXTOBJ TextObj;
PFONTGDI FontGDI; PFONTGDI FontGDI;
FT_Face face; FT_Face face;
FT_GlyphSlot glyph; FT_GlyphSlot glyph;
@ -548,7 +547,6 @@ TextIntGetTextExtentPoint(PDC dc,
FT_CharMap charmap, found = NULL; FT_CharMap charmap, found = NULL;
BOOL use_kerning; BOOL use_kerning;
TextObj = TEXTOBJ_LockText(dc->w.hFont);
GetFontObjectsFromTextObj(TextObj, NULL, NULL, &FontGDI); GetFontObjectsFromTextObj(TextObj, NULL, NULL, &FontGDI);
face = FontGDI->face; face = FontGDI->face;
if (NULL != Fit) if (NULL != Fit)
@ -644,8 +642,6 @@ TextIntGetTextExtentPoint(PDC dc,
String++; String++;
} }
TEXTOBJ_UnlockText(dc->w.hFont);
Size->cx = TotalWidth; Size->cx = TotalWidth;
Size->cy = MaxHeight; Size->cy = MaxHeight;
@ -669,14 +665,8 @@ W32kGetTextExtentExPoint(HDC hDC,
BOOLEAN Result; BOOLEAN Result;
INT Fit; INT Fit;
LPINT Dx; LPINT Dx;
PTEXTOBJ TextObj;
dc = DC_HandleToPtr(hDC);
if (NULL == dc)
{
SetLastWin32Error(ERROR_INVALID_HANDLE);
return FALSE;
}
if (Count < 0) if (Count < 0)
{ {
SetLastWin32Error(ERROR_INVALID_PARAMETER); SetLastWin32Error(ERROR_INVALID_PARAMETER);
@ -729,8 +719,22 @@ W32kGetTextExtentExPoint(HDC hDC,
return FALSE; return FALSE;
} }
Result = TextIntGetTextExtentPoint(dc, String, Count, MaxExtent, dc = DC_HandleToPtr(hDC);
if (NULL == dc)
{
if (NULL != Dx)
{
ExFreePool(Dx);
}
ExFreePool(String);
SetLastWin32Error(ERROR_INVALID_HANDLE);
return FALSE;
}
TextObj = TEXTOBJ_LockText(dc->w.hFont);
DC_ReleasePtr(hDC);
Result = TextIntGetTextExtentPoint(TextObj, String, Count, MaxExtent,
NULL == UnsafeFit ? NULL : &Fit, Dx, &Size); NULL == UnsafeFit ? NULL : &Fit, Dx, &Size);
TEXTOBJ_UnlockText(dc->w.hFont);
ExFreePool(String); ExFreePool(String);
if (! Result) if (! Result)
@ -806,6 +810,7 @@ W32kGetTextExtentPoint32(HDC hDC,
SIZE Size; SIZE Size;
NTSTATUS Status; NTSTATUS Status;
BOOLEAN Result; BOOLEAN Result;
PTEXTOBJ TextObj;
dc = DC_HandleToPtr(hDC); dc = DC_HandleToPtr(hDC);
@ -847,7 +852,17 @@ W32kGetTextExtentPoint32(HDC hDC,
return FALSE; return FALSE;
} }
dc = DC_HandleToPtr(hDC);
if (NULL == dc)
{
ExFreePool(String);
SetLastWin32Error(ERROR_INVALID_HANDLE);
return FALSE;
}
TextObj = TEXTOBJ_LockText(dc->w.hFont);
DC_ReleasePtr(hDC);
Result = TextIntGetTextExtentPoint(dc, String, Count, 0, NULL, NULL, &Size); Result = TextIntGetTextExtentPoint(dc, String, Count, 0, NULL, NULL, &Size);
TEXTOBJ_UnlockText(dc->w.hFont);
ExFreePool(String); ExFreePool(String);
if (! Result) if (! Result)