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pl_kode wrote: obj.path="c:\folder\file1.txt";
Use below code,
obj.path="c:\\folder\\file1.txt";
Regards,
Paresh.
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pl_kode wrote: myfile.open (obj.path.c_str(), ios::app);
obj has not been initialized.
"Love people and use things, not love things and use people." - Unknown
"To have a respect for ourselves guides our morals; to have deference for others governs our manners." - Laurence Sterne
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i created 3 property pages i am doing one of those 3 pages
i am getting like this
unresolved external symbol "public: static struct CRuntimeClass const CNSPropertyPage::classCNSPropertyPage" (?classCNSPropertyPage@CNSPropertyPage@@2UCRuntimeClass@@B)
followed by 30 LNK2001 errors
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forgetting to link some libs ?
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i checked but no libs missed
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i created class CNSVirtualcircuitPath which is inherited from CNSPropertypage which is derived from CResizablePage
code i am writing for this page is already existing in my App i copied same code but this error is coming
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and here i am giving some of examples
error LNK2001: unresolved external symbol "public: virtual bool __thiscall CNSPropertyPage::SkipFieldUpdate(class CString)" (?SkipFieldUpdate@CNSPropertyPage@@UAE_NVCString@@@Z)
NSPathInformationPage.obj : error LNK2001: unresolved external symbol "public: virtual void __thiscall CNSPropertyPage::InitializeTagMap(void)" (?InitializeTagMap@CNSPropertyPage@@UAEXXZ)
NSPathInformationPage.obj : error LNK2001: unresolved external symbol "public: virtual void __thiscall CNSPropertyPage::CreateTagMap(void)" (?CreateTagMap@CNSPropertyPage@@UAEXXZ)
NSPathInformationPage.obj : error LNK2001: unresolved external symbol "public: virtual void __thiscall CNSPropertyPage::GetEditableDependentsList(class std::list<struct NSObject::ObjectDependencyInfo const *,class std::allocator<struct NSObject::Obj
ectDependencyInfo const *> > &)" (?GetEditableDependentsList@CNSPropertyPage@@UAEXAAV?$list@PBUObjectDependencyInfo@NSObject@@V?$allocator@PBUObjectDependencyInfo@NSObject@@@std@@@std@@@Z)
NSPathInformationPage.obj :
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Did you add the .cpp file which contains the definition of CNSPropertyPage in your project ?
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and here i am giving some of examples
error LNK2001: unresolved external symbol "public: virtual bool __thiscall CNSPropertyPage::SkipFieldUpdate(class CString)" (?SkipFieldUpdate@CNSPropertyPage@@UAE_NVCString@@@Z)
NSPathInformationPage.obj : error LNK2001: unresolved external symbol "public: virtual void __thiscall CNSPropertyPage::InitializeTagMap(void)" (?InitializeTagMap@CNSPropertyPage@@UAEXXZ)
NSPathInformationPage.obj : error LNK2001: unresolved external symbol "public: virtual void __thiscall CNSPropertyPage::CreateTagMap(void)" (?CreateTagMap@CNSPropertyPage@@UAEXXZ)
NSPathInformationPage.obj : error LNK2001: unresolved external symbol "public: virtual void __thiscall CNSPropertyPage::GetEditableDependentsList(class std::list<struct NSObject::ObjectDependencyInfo const *,class std::allocator<struct NSObject::Obj
ectDependencyInfo const *> > &)" (?GetEditableDependentsList@CNSPropertyPage@@UAEXAAV?$list@PBUObjectDependencyInfo@NSObject@@V?$allocator@PBUObjectDependencyInfo@NSObject@@@std@@@std@@@Z)
NSPathInformationPage.obj :
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did u miss the IMPLEMENT_DYNCREATE() macro in the cpp file of the property page? Put the following code in your cpp file just after the #includes...
IMPLEMENT_DYNCREATE(CNSPropertyPage, CPropertyPage)
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i think that is not the problem i added correctly as
IMPLEMENT_DYNCREATE(CNSVirtualcircuitPath, CNSPropertyPage)
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ok.
Have you added the file that contains the class CNSPropertyPage into the project? I mean, just take the file view tab and confirm that the cpp file is listed there.
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i properly added that .h file in header file of CNSVirtualcircuitPath
but that file is in different DLL is there any communucation problem i am getting
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If the body is in another DLL then you need to use dllexport and dllimport to tell the linker to put it into the DLL .lib file. Add the following code to your header file
#ifdef BUILDING_DLL/// export Dlls
#define SDK_EXPORT __declspec(dllexport)
#else
#define SDK_EXPORT __declspec(dllimport)
#endif
and then declare your class as follows:
class SDK_EXPORT CNSVirtualcircuitPath
{
...
}
Define BUILDING_DLL as a proprocessor define in the DLL project (and only in this project)
Graham
Librarians rule, Ook!
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you mean the CNSPropertyPage is another dll? if so you definitly have to export the CNSPropertyPage class...
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I created a dialog based appln.
How to add menu items to that dlg?
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Insert-->Resource-->Menu..
Create your menu items.
ASdd this to the dialog by right clicking on the dialog..
Properties->General->Menu->IDR_MENU1
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Its working!
Thank you for repling instantly.
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Create a menu in the resource editor. Select dialog properties. there you will find an entry for Menu. Specify the resource id of the menu that you created. Compile and run. if everything is ok you should see the menu
Somethings seem HARD to do, until we know how to do them.
_AnShUmAn_
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Yes its working! Thanks for replying instantly.
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How to know a function/API is deprecated by Microsoft?
I am using midiOutGetDevCaps() to get list of MIDI output devices.
Is this function deprecated?
Thanks,
Suman
--
"Programming is an art that fights back!"
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If a function is deprecated then typically compiler issues a warning. If you want to be sure then check MSDN.
-Saurabh
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rp_suman wrote: How to know a function/API is deprecated by Microsoft?
by looking on the MSDN[^] web site !
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