Re: CFont and DeleteObject()

From:
"AliR \(VC++ MVP\)" <AliR@online.nospam>
Newsgroups:
microsoft.public.vc.mfc
Date:
Thu, 5 Jun 2008 11:25:10 -0500
Message-ID:
<ZqU1k.3597$ZE5.2319@nlpi061.nbdc.sbc.com>
I guess that for demonstration purposes. Obviously you can call
DeleteObject and then create a new font using the same variable.
But you don't have to call DeleteObject, as CFont inherits from CGdiObject
and it's destructor calls DeleteObject.

AliR.

"James Juno" <jj@asteroid.fake> wrote in message
news:VIOdnTBN6LjyjdXVnZ2dnUVZ_vCdnZ2d@scnresearch.com...

Most of the member function descriptions involving font creation either
explicitly state it or otherwise show it in their example snippets. For
instance,

http://msdn.microsoft.com/en-us/library/2ek64h34(VS.71).aspx

"When you finish with the CFont object created by the CreateFont function,
first select the font out of the device context, then delete the CFont
object."

-JJ

AliR (VC++ MVP) wrote:

Where does it say to explicity call DeleteObject on a CFont? I can't
find it.

AliR.

"James Juno" <jj@asteroid.fake> wrote in message
news:X46dnQZtG5rgkdXVnZ2dnUVZ_hKdnZ2d@scnresearch.com...

Why does MSDN tell me to explicitly call DeleteObject() on a CFont
object but doesn't make the same requirement for other types of GDI
objects? I've gotten in the habit of always calling DeleteObject()
because I don't understand the scope of this inconsistency.

Much thanks,
JJ

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