Question

i have this code that put the value of a textbox field in the variable. The textbox is a Ip Address Control. How can i check if when the user press the OK button the field is empty or not? Thank you

char *myVar = new char[16];
*myVar = NULL;

GetDlgItemTextA(hDlg, IDC_MYVAR, myVar, 16);

delete [] myVar;

Answer 1

You probably have to use the IPM_ISBLANK message (i am not an expert on winapi, so i may be mistaken).