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Yeah I did to me
MSN Messenger.
prakashnadar@msn.com
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It makes sense.. Thanks for the answer, I`ll just have to look now when to put something in the dll and when it might not be the best solution... Because size matters in my apps.
thx again...
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Hai friends
I have problem while GIF decoding . What i do when a code is
coming which not in translation table ?. Can i output previous code or current code ? . what will i add to the translation table ?.
Please Help me
Thanks in Advance
by Krishandevan
krishnadevan@ushusteh.com
If anu useful site found please inform me friends
Its Urgent
krishnadk
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I want to write a program with MFC to read and write to Ms Excel and Access.
How can I do it?
Mehdi Hosseinpour
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Search MSDN for articles on Excel (OLE) Automation.
"The pointy end goes in the other man." - Antonio Banderas (Zorro, 1998)
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Hi all
i use the following piece of code to call an external program, however
i keep getting a warning message returned back which i compile
im using VS2003
the code is
HINSTANCE ok = ShellExecute(NULL, "open", "Update.exe", "NewUpdate", NULL, SW_SHOW);
if ((int)ok > 32)
{
AddToLog("Program run sucessfully",0);
}
else
{
AddToLog("Program failed to run ",0);
}
and the warning message i get back is
(1467): warning C4311: 'type cast' : pointer truncation from 'HINSTANCE' to 'int'
does ne1 have any ideas ??
thanks
si
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si_69 wrote:
if ((int)ok > 32)
nothing to worry about HINSTANCE is 32 bit data while
int is 16 bit data so when you type cast from higher bit size data to lowerbitsize data you tend to loose some data (16 high bits of information)
Logic is perfectly fine in this case and will work without any problem.
If you are still worried about the warning then
put long instead of int.
like this
if ((long)ok > 32)
MSN Messenger.
prakashnadar@msn.com
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Int is 32 bits in all versions of WIN32 Visual C++.
John
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Yeah you are right, he got a warning for trancation of data type, so obviously there was some size difference between the two.
MSN Messenger.
prakashnadar@msn.com
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According to the MSDN documentation, the HINSTANCE return value is not a true HINSTANCE type, but used for compatibility reasons.
So I assume it is safe to ignore the cast warning to an int (or you may suppress the warning with a #pragma, if it bothers you).
msdn ref[^]
I Dream of Absolute Zero
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si_69 wrote:
if ((int)ok > 32)
It's not good practice to use hard-wired numbers in your code. I suggest using HINSTANCE_ERROR instead. Then you can do something like:
HINSTANCE hResult = ShellExecute(...);
if (hResult < (HINSTANCE) HINSTANCE_ERROR)
AddToLog("Program failed to run", 0);
"The pointy end goes in the other man." - Antonio Banderas (Zorro, 1998)
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I'm trying to access function in a class which is defined in another class. I've tried to declare it as a friend, however this won't work for me.
Suggestions much appreciated
Kind Regards
Caoimh
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First either make the methods in the other class as public, or declare ClassB(from the class you are trying to access) as friend in ClassA(whose methods you are trying to access)
other way friendship does not work, its not mutual.
MSN Messenger.
prakashnadar@msn.com
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Could you post some example code? Too vague a question to really know what's going on.
Remember, even if you win the rat race, you're still a rat.
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How do I monitor traffic on an already open TCP/IP port? Do I need to use hooks?
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Do either of these tools help:
http://www.sysinternals.com/ntw2k/source/tcpview.shtml
http://www.sysinternals.com/ntw2k/freeware/tdimon.shtml
"The pointy end goes in the other man." - Antonio Banderas (Zorro, 1998)
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what steps i will have to do before i could use MFC in a win32 non mfc project.
Unmanaged in a .NET world
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Why?????
Isn't much simpler to use Win32 source files in MFC project?
Robert-Antonio
"A flower walked around a meadow. She saw a beatiful human and plucked off his head."
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Well i know it can be that way aswell , but i am more intrested in this cauz i have quite a few win32 projects (not written by me) and i want to extend them with MFC .
So still my question is same
Unmanaged in a .NET world
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Don't you just include the appropriate MFC header files (see StdAfx.h of standard MFC project)?
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If I Include all MFC Headers file it gives in linking error
"void * __cdecl operator new(unsigned int)" (??2@YAPAXI@Z) already defined in LIBCMT.lib(new.obj)
when compiming in MFC Statis Library mode
Unmanaged in a .NET world
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Sorry, don't know then. Was wondering how to include MFC into Win32 myself. I think it may be best to create an MFC project, and then put or link all your Win32 stuff in there. Only option I can think of.
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Belive me its a pain to convert win32 application to MFC application its not as easy as including few header files and thats it.
Besides ur current win32 logic may stop functioning or give unexected error coz both are off different architecture. and besides there nothing much that MFC can do that win32 can't.
MSN Messenger.
prakashnadar@msn.com
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Well I have solved this issue
1.First of include all headers files present in a MFC project stdafx.h
2.Go to Project --Settings ---General and select either MFC in shared library or MFC in static Library Option
3.In static library option it will give the already defined linking error to solve this issue follow this link and do the apropriate steps as given in this link
http://www.as-ltd.co.uk/cgi-bin/support/faq/XLPFAQ004.htm
after it include stdafx.h where u want to use MFC.
Unmanaged in a .NET world
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Too good man too good.
MSN Messenger.
prakashnadar@msn.com
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