The Tooltip will by default return the tooltip text entered in its DAML declaration. Use this property if you need to change the tooltip at run-time.
<button id="acme_rename" caption="Rename" className="RenameProjectItem" smallImage="/Images/GenericPencil16.png"> <tooltip heading="Rename">Rename the project item. <disabledText>No project loaded.</disabledText> </tooltip> </button>
Target Platforms: Windows 10, Windows 8.1