ControlBuilder.AppendSubBuilder(ControlBuilder) Method

Definition

Namespace:

System.Web.UI

Assembly:

System.Web.dll

Adds builders to the ControlBuilder object for any child controls that belong to the container control.

public:
 virtual void AppendSubBuilder(System::Web::UI::ControlBuilder ^ subBuilder);

public virtual void AppendSubBuilder (System.Web.UI.ControlBuilder subBuilder);

abstract member AppendSubBuilder : System.Web.UI.ControlBuilder -> unit
override this.AppendSubBuilder : System.Web.UI.ControlBuilder -> unit

Public Overridable Sub AppendSubBuilder (subBuilder As ControlBuilder)

Parameters

subBuilder

ControlBuilder

The ControlBuilder object assigned to the child control.

Examples

The following example overrides the AppendSubBuilder method to throw an Exception if the control this control builder is applied to tries to include controls in its instance of ControlCollection class.

// Override the AppendSubBuilder method to throw an
// exception if the class it is applied to attempts
// to include child controls. 
public override void AppendSubBuilder(ControlBuilder subBuilder)
{
    throw new Exception(
        "A custom label control cannot contain other objects.");
}

' Override the AppendSubBuilder method to throw an
' exception if the class it is applied to attempts
' to include child controls. 
Public Overrides Sub AppendSubBuilder(ByVal subBuilder As ControlBuilder)
    Throw New Exception( _
       "A custom label control cannot contain other objects.")
End Sub

See also

• ControlBuilder