•  

GetAllGlobalParameters Method

Global Parameters Manager Get All Global Parameters Method

Returns all global parameters available in the given document.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)
Syntax 
public static ISet<ElementId> GetAllGlobalParameters(
	Document document
)

Parameters

document Document
The document containing the global parameters

Return Value

ISet ElementId
A collection of Element Ids of global parameter elements.
Exceptions
Exception Condition
ArgumentException Global parameters are not supported in the given document. A possible cause is that it is not a project document, for global parameters are not supported in Revit families.
ArgumentNullException A non-optional argument was null
Example 
/// <summary>
/// Returns all global parameter elements defined in the given document. 
/// </summary>
/// <param name="document">Revit project document.</param>
/// <returns>A set of ElementIds of global parameter elements</returns>
public ISet<ElementId> GetAllGlobalParameters(Document document)
{
    // Global parameters are not available in all documents.
    // They are available in projects, but not in families.
    if (GlobalParametersManager.AreGlobalParametersAllowed(document))
    {
        return GlobalParametersManager.GetAllGlobalParameters(document);
    }

    // return an empty set if global parameters are not available in the document
    return new HashSet<ElementId>();
}
See Also