How to define current directory? Actually a directory from which program started. And a back side of this: how to define whether file exist in a specified path ?

I create ATL component with a number of methods. Some of them run perform long operations, and I need send to client application status of this. How do I have to add event to my ATL and listen it in a client application ?

How to get out the progress status in DirectShow when I encode a media file for example ?

How do I have to connect to COM object from a simple console application. The problem I have is like that: Client.obj : error LNK2001: unresolved external symbol _CLSID_IOConverter Client.obj : error LNK2001: unresolved external symbol _IID_IIOConverter Debug/Client.exe : fatal error LNK1120: 2 unresolved externals Error executing link.exe. Client.exe - 3 error(s), 0 warning(s) My code: DEFINE_GUID(CLSID_IOConverter,...) DEFINE_GUID(CLSID_IOConverter,...) int main(int argc, char* argv[]) { CComPtr converter = NULL; CoInitializeEx(NULL, COINIT_APARTMENTTHREADED); CoCreateInstance(CLSID_IOConverter,NULL, CLSCTX_INPROC_SERVER,IID_IIOConverter,(void**)&converter); CoUninitialize(); return 0; } What do I have to change?

I have a problem with using COM in my application. For example, I create a simple dialog-based application in VC6 and I want to use COM here. What header files and where do I have to add, may be something I have to change in project settings.

When I insert VB ActiveX into a form (in VC++ for example) I have a problem with message boxes, which pop up when some event occurs. But my message boxes are not modal (I set vbApplicationModal). What do I have to do ?

I have the next problem: In text field I print some numeric value, which can't be out of some range. if it is, the next code inits Message Box: If CLng(txtTriggerActions(Index).Text) > MAX_TIME Then MsgBox GetResorceString(ME_txtMAX_VALUE_IS) & " " & CStr(MAX_TIME), vbApplicationModal + vbExclamation, GetResorceString(ME_mWARNING) txtTriggerActions(Index).Text = CStr(MAX_TIME) Exit Sub End If But Message Box as a result is not Modal. probably it can't determine to whom hat it to be modal, as it is initialized in some another frame (in java frame). what to do ? thanks to attention.

When I try to compile *.c files in Visual Studio, it lists me a lot of errors, like: error LNK2019: unresolved external symbol __imp__send@16 referenced in function _main and all this errors are referenced to identifires from library "winsock2.h" Please tell me, what to do. Thanks.

How to change language using VC++: for example, my windows XP is french and to read and use programs oriented for another language I have to perform a long operation of changing default language on my system. Where can I find information about this?

what to do if I get an error like: LINK : fatal error LNK1104: cannot open file "mfc42u.lib" Error executing link.exe.

Creating icon in system tray I can do now. My current problem is to put that icon to system tray, when Windows 2000(for example) starts.

Thanks for answer. Can you explain me in details what is Shell_NotifyIcon() and how use it.

how to make program appear, each time I boot computer, in system tray (like ICQ)?

how to prevent my program appear in task bar?

how can I catch event of clicking on minimize button

I have a little problem with distributing a program. As on other computers, which don't have installed VC6, don't exist some *.dll's, my application don't work. so, how do I have to register them during first install on computer?

I will write you some of my code, and if you can tell me please where is an error: CIPAddressCtrl m_ip_address; CString set1="127",set2="0",set3="0",set4="1"; int s1,s2,s3,s4; s1=atoi(set1); s2=atoi(set2); s3=atoi(set3); s4=atoi(set4); m_ip_address.SetAddress(a1,a2,a3,a4); it doesn't create, because in debugger I see such picture: a1 = 127 '' a2 = 0 '' a3 = 0 '' a4 = 1 '' I don't understand where it take's this ''.

how to initialize menu by right mouse click?

I am writing like this: "ses" is my serializable class I want to save "name" and "date" ses.Add(name); ses.Add(date); and after I am writing into the file. mode "write".

my problem is: I have a file, where I write some data(for example name, description, date). and I have to delete one record. how do I have to do this?