Gets a hint associated with the gallery item.
A string that specifies the gallery item's hint.
Hints are displayed when hovering over a gallery item . If the Hint property is set to an empty string, the hint is not displayed.
The appearance and behavior of hints is determined by a Tool Tip Controller. If a gallery item is used within a RibbonControl, the Tool Tip Controller is specified by the RibbonControl.ToolTipController property. If a gallery item is used within a GalleryControl, the Tool Tip Controller is specified by the GalleryControl's inherited BaseControl.ToolTipController property.