The top extension option.

Namespace: Autodesk.Revit.DB.Structure
Assembly: RevitAPI (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0)
Since: 2015

Syntax

C#
`public StickElementExtension TopExtension { get; set; }`

Visual Basic
`Public Property TopExtension As StickElementExtension Get Set`

Visual C++
`public: property StickElementExtension TopExtension { StickElementExtension get (); void set (StickElementExtension value); }`

Examples

Copy C#

/// <summary>
/// Change the top extension for the column to Reference Level
/// </summary>
public void ChangeColumnTopExtension(FamilyInstance column)
{
    AnalyticalModelColumn amc = column.GetAnalyticalModel() as AnalyticalModelColumn;
    if (amc != null)
    {
        using (Transaction tran = new Transaction(column.Document, "Change Top Extension"))
        {
            tran.Start();

            StickElementExtension orgTopExt = amc.TopExtension;
            StickElementExtension newTopExt = StickElementExtension.ReferenceLevel;
            amc.TopExtension = newTopExt;

            TaskDialog.Show("AnalyticalModelColumn", "AnalyticalModelColumn ID: " + amc.Id + "; \nOriginal TopExtension value was: " + orgTopExt + "; \nNew TopExtension value: " + newTopExt);

            tran.Commit();
        }
    }
}

Exceptions

Exception	Condition
Autodesk.Revit.Exceptions ArgumentOutOfRangeException	When setting this property: A value passed for an enumeration argument is not a member of that enumeration

TopExtension Property

Syntax

Examples

Exceptions

See Also

Put AI to work inside Revit.