Parent Object: ValueCommandInput Defined in namespace "adsk::core" and the header file is <Core/UserInterface/ValueCommandInput.h>
Gets or sets additional text to display progressively along with the tooltip. The text for the description can contain some basic HTML formatting tags to format the tags. For example the br tag can be used to create multiple paragraphs. The tooltip is always shown but as the user hovers over the control it will progressively display the tool clip and description text.