ClassFunctionManager
Central registry for managing spreadsheet functions, enabling registration, unregistration, and lookup of built-in and custom functions by name.
Definition
Namespace:Telerik.Windows.Documents.Spreadsheet.Expressions.Functions
Assembly:Telerik.Windows.Documents.Spreadsheet.dll
Syntax:
public static class FunctionManagerInheritance: objectFunctionManager
Methods
GetAllFunctions()
Retrieves all currently registered functions sorted by name for enumeration or discovery purposes.
Declaration
public static IEnumerable<FunctionBase> GetAllFunctions()Returns
FunctionBase instances of all registered functions.
GetFunctionByName(string)
Retrieves a registered function by name (case-insensitive) and returns null if not found.
Declaration
public static FunctionBase GetFunctionByName(string functionName)Parameters
functionName
Name of the function.
Returns
An FunctionBase instance.
RegisterFunction(FunctionBase)
Adds or replaces a function in the registry, making it available for use in formulas by its name.
Declaration
public static void RegisterFunction(FunctionBase function)Parameters
function
The function.
UnregisterFunction(FunctionBase)
Removes a function from the registry by instance, making it unavailable for use in formulas.
Declaration
public static void UnregisterFunction(FunctionBase function)Parameters
function
The function.
UnregisterFunction(string)
Removes a function from the registry by name (case-insensitive), making it unavailable for use in formulas.
Declaration
public static void UnregisterFunction(string functionName)Parameters
functionName
Name of the function.