Hi All,
I have created one MFC Dialog Based application.now if i am
running the application its working fine,instead of closing
he application i minimized the application,if i run the
application again,i am getting the Dialog.

I want to prevent the calling of application multiple times.
please give me the code and let me know in which method i
need to make changes.

Praveer

Answer Posted / rajaram b

if(NULL != ::CreateMutex(NULL, TRUE,
_T("CSingleInstanceApp")))
{
long dwError = ::GetLastError();
if(dwError == ERROR_ALREADY_EXISTS)
EndDialog(IDOK);
}

Paste the above code snippet inside the "InitInstance"
function.

Is This Answer Correct ?    6 Yes 3 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Do you have an idea about MFC?

920


How to handle dynamic menus in mfc? What happens when client calls cocreateinstance?

698


2.create for 10 batch: Employee_Number Employee_name Employee_Dateofjoining Employee_address Employee_salary 1.select the employee name who deriving more than 10 thousand salary and joined before august 08. use structure and pointers

1811


What does mfc stand for?

961


What is mfc class hierarchy?

624






what is functioning of DIalodDataXchange ..?

1197


I want recent paper pattern for HP company?

1791


how to repaint when working with horizontal scroll bar

1549


what message is sent to an application when the user presses the primary button?

1388


What is the difference between Struts and JSF? Pls list some most suitable differences.

2847


what is the meaning of constant FILE EXCEEDS LENGTH LIMIT while loading from ps file to vsam in the jcl?

3346


How do I create a dialog box in mfc?

613


List out the basic features of MFC.

13707


plzz tell me what we can do and dont in tally ERP & sap business one?

1882