Answer Questions

• Icemandia std::string.compare() bug?

  Can anyone confirm that this is a bug: std::string s1( "Mytest" ); std::string s2( "Mytest1"); if ( s1.compare( 0, 6, s2 ) != 0 ) return false; I get a result of -1 while I think it should be 0. The workaround is listed below which returns the expected value of 0. if ( s1.compare( 0, 6, s2, 0, 6 ) != 0 ) return false; Hi, I guess your problem is to ...Show All

• nicomp Problem using named pipes

  Hi I am trying to have 2 COM objects running in different threadsd communicate through NamedPipes. First object creates the pipe (project compiled as UNICODE) : lpszPipename = new unsigned short[100]; wsprintf(lpszPipename, L"\\\\.\\pipe\\simpipe%i", ssid); m_hPort = CreateNamedPipe(lpszPipename, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_READMODE_BYTE | PIPE_WAIT, PIPE_UNLIMITED_INSTANCES, 512, 512, 20000, NULL); this works fine, the h ...Show All

• Didde vertical bar

  how can i create a vertical bar liek outlook in MFC program Could you be a little more specific Which vertical bar in Outlook are you talking about thanks for the replay , and the vertical bar look like th vertical bar in outlook 2003 with drop bottons mido1971 wrote: thanks for the replay , and the vertical bar look like th vertical bar in outlook 2003 with drop bottons Here's a WTL version : http://www.codepr ...Show All

• Geckex int = string; problems with atoi

  I want to set an integer value to the value inside a string of string type (I have my own ways of making sure the value inside of a string is an a valid integer). The problem is that I can't do this, where question is an integer and input is a string of string type.  question = input; or this: question = static_cast<int>(input); or this: question = atoi(input);   Anybody have any ideas T ...Show All

• HarmonicSoftware How to convert .Lib to .DLL?

  I have a library file(for Djvu file Interaction),which is written in Unmanaged code(MFC).I want to convert it in DLL so that I can use it with C#.Net. How this can be done OR is there any equvilant way to do that. Thanks From Azeem Sarwar I think Chris assumed that the DLL was developed by someone else other than Azeem (the person asking the question). My guess is that Azeem either wrote the code o ...Show All

• Nikola_Smircic error C2065: 'NULL' : undeclared identifier

  Hi,I have problem to determine whether a point is a NULL point in vc++ 2005, Here is my source code: private: System::Void treeView1_MouseClick(System::Object^ sender, System::Windows::Forms::MouseEventArgs^ e) { Point mouseDownLocation = Point(e->X,e->Y); TreeNode ^newNode = treeView1->GetNodeAt(mouseDownLocation); if(newNode == NULL ) ...... } There is error whith these code,the error message is:error C206 ...Show All

• Andy Kerr About CScrollView

  When I use CScrollView, I must call CScrollView::SetScrollSizes. If I set a large size, the scroll bar will be shown. When I call ScrollView::SetScrollSizes at a second time and this time the size parameter is small enought, the scroll bar will disapear. I don't expect the scrollbar to disapear, I just require it to be disabled. For my image in the scroll view would zoom in and zoom out. If the scrollbar disappeared, the size of the view would c ...Show All

• xiaopang It can't find windows.h!

  Hi All: Volume in drive F has no label. Volume Serial Number is 9C05-F02F Directory of F:\CFILES~1\Windbg 05/26/2006 10:16 AM <DIR> . 05/26/2006 10:16 AM <DIR> .. 05/26/2006 10:12 AM <DIR> Debug 12/03/2003 05:46 PM 1,318 ReadMe.txt 12/25/2003 01:07 PM 312 stdafx.cpp 12/25/2003 01:03 PM 392 stdafx.h 05/26/2006 10:16 AM 0 temp.tmp 03/20/2004 11:35 PM 4,454 WindbgEx1.cpp 05 ...Show All

• SauloMachado C++/C#

  What's the difference between C++ and C# Jean They are different computer languages: so there are a lot of differences. The "major" distinction that most people initially remark on is that C# is a garbage collected language while in C++ memory management is left up to the user (or to the library developer). It's a more productive language than C++.  I'm sure people who wrote BASIC for much of their software careers would f ...Show All

• VBScriptor STDMETHODIMP

  I am trying to compile some VC++ 6.0 code on VC++2005, and I get the following error: error C4430: missing type specifier - int assumed. Note: C++ does not support default-int The line of code is simple:  STDMETHODIMP Func(WORD Index); Knowing that STDMETHODIMP boils down to " LONG __stdcall ", what's the problem here The same compiler error is generated for STDMETHOD. Any clue Thanks, Mo ...Show All

• Victor Luo Creating a tabbed view in an SDI

  Hi,       I just want to know how to create a simple tab in a SDI document. Are there any good examples of this I found one in the www.codeproject.com but it was too difficult to understand. Much obliged! It is MFC. "I suggest switching to a CFormView view and use the designer to drop a tab control into the view" Is this the only way to do thi ...Show All

• Bob Rivers How can I download a file???

  I want to write a program which donloads a file which is entered by the user. How can I do this in Visual Studio .NET by using C-C++. Can you help me This depends on the protocoll you want to use if you want to read chunks of a file. C++ should be a problem. You can always merge C and C++ code. I think you will not find such code as C. Nobody really wants to code C... :-) Thank you. But I have ...Show All

• Daguza error C2143: syntax error : missing ';' before 'PCH creation point'

  I am attempting to port a simple c++ project to MS Visual Studio 6. All my C++ programs give me the error error C2143: syntax error : missing ';' before 'PCH creation point' These programs all compile fine in Borland C++. How can I fix this. Thanks for the help. I found and fixed the problem. Pre-compiled headers were selected even though I had been careful to not check the pre-compiled header box wh ...Show All

• Gallo_Teo Please Help me !

  I have try to create a program like Easy Cafe. But i faced with some problem. I would like to promote user not to close my App (how to hide Close icon on top right corner of my App). I wanna ask how to prevent user turn off my of (even though in Task Manager) Another purpose of my App is lock screen. First, the screen only display some picture and a dialog box. After user press on "Start" button on dialog box, my App'll minimize on task bar and ...Show All

• darach Visual C++ 2005 MFC support

  Hi, When will 2005 C++ be available with MFC support If the answer is never, what are my options to compile a C++ program with MFC now and in the future Please do not tell me Microsoft is now having home developers (like myself) puchase the full blown Visual Studio 2005 just to compile a MFC C++ application. Brian Ronald, I see where Brian is coming from. In my case, I am just trying to learn VC++ by reading S ...Show All