xllplus.h contains all the core classes and definitions for XLL+ add-in projects.
The file is automatically included in the project files when the AppWizard creates the XLL+ project.
The table below lists the C++ object classes declared in the header file.
|CXllApp||The object representing the add-in library itself. It can be used to store data that is global to the library.|
|CXlOper||A result sent back to Excel by an add-in function.|
|CXlRef||A reference to a rectangular block of cells.|
|CXllFn||A representation of a single add-in function.|
|CExcelWnd||An MFC window class that provides access to the Excel application window.|
|CXlArray||An array of floating-point numbers passed by or returned to Excel.|
|CXlBinaryNameData||A memory-managing data holder for BinaryName data.|
|CXlCell||A reference to a single cell within a CXlOper which holds an array.|
|CXlConstCell||A read-only reference to a single cell within a CXlOper which holds an array.|
The table below lists the principal functions and macros declared in the header file.
|IMPLEMENT_XLLFN4||Declare and describe an add-in function.|
|XllGetApp||Get a pointer to the global data block.|
The table below lists the enumerations declared in the header file.