|Index as Long||A long expression that indicates the index of line where the icon is displayed.|
|Long||A long expression that indicates the index of line where the icon is displayed.|
Use the BookmarkImageLine property to assign an icon to a line. The line's icon is displayed in the control's bookmarks header bar. Use the BookmarkWidth property to display the control's bookmarks header bar. Use the BookmarkImage property to change the default bookmark picture. By default, the BookmarkImageLine property is -1. If the BookmarkImageLine property is -1, no icon is displayed. Use the Images method to assign a list of icons to the control, at run time. Use the ReplaceIcon method to add, remove or change an icon in the control's images list. Use the Bookmark property to bookmark a line.