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Using the word "plz" just drips with sincerity. I so want to help people who use it.
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Try using :
CRect rc;
GetClientRect(&rc);
dc.FillSolidRect(&rc,RGB(255,128,162));
Somethings seem HARD to do, until we know how to do them.
_AnShUmAn_
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try on
WM_ERASEBKGND
Regards,
FarPointer
Blog:http://farpointer.blogspot.com/
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this is the error:
error LNK2001: unresolved external symbol "class std::basic_string<c...
This is what I have at the top of the cpp file:
#include <string>
using std::
At this point VS gives me a short list that doesn't look like the string class. It shows:
_Bool_allocator
_Vbase
_VBITS
vector
Vector <class_Bool, class alocator<_Vbase>
Any idea on why I'm not getting the right class?
Thanks,
Jim
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Should it be:
using namespace std;
- It's easier to make than to correct a mistake.
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I still get the same error when I use this...
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It usually has something to do with linked libraries.
What compiler are you using?
What runtime library settings are you using?
Have you tried a Rebuild All?
- It's easier to make than to correct a mistake.
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I have rebuilt everything many times.
I'm using ../vc98/lib and ../vc98/mfc/lib
I'm compliling with Visual C++ 6.0
Thanks for the help, I'm really lost on how to debug this..
Jim
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I mean what C/C++ run-time libraries you are linking.
Could you add "msvcprt.lib" to the additional libraries?
- It's easier to make than to correct a mistake.
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msvcprt.lit wasn't in the additional libraries so I added it and re-compiled everything and still received the same errors.
this is the whole error, it may help:
error LNK2001: unresolved external symbol "class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> > __cdecl GetConfiguredClientTypes(class std::vector<class std::basic_string<char,struct std::char_traits<
char>,class std::allocator<char> >,class std::allocator<class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> > > > *)" (?GetConfiguredClientTypes@@YA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@PAV
?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@2@@Z)
thanks again!
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Could you check two things:
1) Whick one of the following appears in your linker settings:
/ML
/MT
/MD
/MLd
/MTd
/MDd
Let me know if more than one are being used.
2) Does your app load any other modules (DLLs)?
- It's easier to make than to correct a mistake.
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/MLd is the only one I saw in there.
The app does load 1 DLL*****I take that back, it doesn't link to a dll
-- modified at 13:32 Thursday 15th June, 2006
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If you've set /nodefaultlibs, try to scrap it.
- It's easier to make than to correct a mistake.
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Anybody else have any ideas on where to go from here?
It really seems like the info from <string> is getting stepped on or something.
Help I'm totally stuck!!
Thanks,
Jim
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Would it make a difference that I have both C & CPP files in this project?
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My class h file is
class CScale : public CStatic
{
public:
CScale();
public:
public:
public:
protected:
protected:
virtual BOOL OnNotify(WPARAM wParam, LPARAM lParam, LRESULT* pResult);
virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam);
virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
public:
CFont m_font;
COLORREF *BC, BGC;
protected:
afx_msg BOOL OnPaint(CDC* pDC);
DECLARE_MESSAGE_MAP()
};
I have all the function bodies in the cpp file.
When I compile I get:
GraphCtrl.obj : error LNK2001: unresolved external symbol "protected: virtual struct AFX_MSGMAP const * __thiscall CScale::GetMessageMap(void)const " (?GetMessageMap@CScale@@MBEPBUAFX_MSGMAP@@XZ)
Release/RunCadMFCDLL.dll : fatal error LNK1120: 1 unresolved externals
thanks for helping,
sb
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Do you have BEGIN_MESSAGE_MAP() in your class' .cpp file?
"The largest fire starts but with the smallest spark." - David Crow
"Judge not by the eye but by the heart." - Native American Proverb
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Duh!
I made the cpp file from scratch (the class wizard didn't make it), and I did not even think about the message map section needing to be in there (though I know its always there. thanks to both of you - you diagnosed it right away
sb
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It seems that for your CScale control there is no corresponding BEGIN_MESSAGE_MAP /END_MESSAGE_MAP zone (created by Class Wizard) in CPP file.
Open the CPP file where the implementation of CScale class is provided, and check if there is a BEGIN_MESSAGE_MAP and END_MESSAGE_MAP macros here, something like this:
BEGIN_MESSAGE_MAP(CScale, CStatic)
END_MESSAGE_MAP()
In addition, check if your CPP file is included in the project, i.e. is listed in the Solution Explorer panel, and is not excluded from build process.
Hope it helps.
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What the others have said, and also, if you want ClassWizard to work correctly, you need to make all this stuff match ...
// ClassWizard generated virtual function overrides
//{{AFX_VIRTUAL(CGraphCtrl)
should be
// ClassWizard generated virtual function overrides
//{{AFX_VIRTUAL(CScale)
Be careful what you cut and paste - don't forget the edit!
I've seen better runs in my shorts! - Patches O'Houlihan
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When I declare a member static in a class, it throws a linker error stating it's an unresolved external symbol..
Error Message:
<br />
CTimp error LNK2001: unresolved external symbol "public: static char * CAvCT::m_szApplicationName" (?m_szApplicationName@CAvCT@@2PADA)<br />
When I make it non-static, it works fine. Why is that so??
Please help.
The member is declared public. i.e :
<br />
public:<br />
static int x;<br />
<marquee scrollamount="1" scrolldelay="1" direction="up" height="10" step="1">--[ ]--
[My Current Status]
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you still need to define the variable:
foo.h
CFoo
{
public:
static int blah;
};
foo.cpp
#include "foo.h"
int CFoo::blah = 0;
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