Builds the visual tree for the RibbonSplitMenuItem when a new template is applied.
Assembly: System.Windows.Controls.Ribbon (in System.Windows.Controls.Ribbon.dll)
This method is invoked whenever application code or an internal process, such as a rebuilding layout pass, calls the ApplyTemplate method.
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.