Excel Add-in Development in C/C++: Applications in ... - F9

Accessing Excel Functionality Using the C API 227The following code is equivalent to the above, but uses the cpp_xloper class.xloper * __stdcall get_workbook(int arg_num, char *book_name){cpp_xloper Arg1(arg_num, 1, 38);if(!Arg1.IsType(xltypeInt))return p_xlErrValue;}cpp_xloper Arg2(book_name);cpp_xloper RetVal;Excel4(xlfGetWorkbook, &RetVal, 2, &Arg1, &Arg2);return RetVal.ExtractXloper(true);8.9.11 Information about the workspace: xlfGetWorkspaceOverview:Enumeration value:Callable from:Return type:Arguments:The function returns information about the workspace.The argument corresponds to the information you are trying toget. The meaning of the most useful of these 72 values isgiven in Table 8.17. 6186 (xba)Commands and macro sheet functions.Various, depending on the value of the first argument.ArgNum: A number from 1 to 72 inclusive.Table 8.17 Selected argument to xlfGetWorkspaceArgNumWhat the function returns1 The current environment and version number, e.g., Windows (32-bit) NT 5.00.2 The Excel version number as a string.3 If fixed decimals are set, returns the number of decimals, otherwise 0.4 True if in R1C1 mode.5 True if scroll bars are displayed.See also xlfGetWindow with ArgNum = 26 and 27.6 True if the status bar is displayed.7 True if the formula bar is displayed.(continued overleaf )6 For values not covered, see the Macro Sheet Function Help included with the Excel SDK.