Layout size sharing in a grid layout for a user interface

摘要: Described is an information sharing method and mechanism used by a layout system to share across related column row user interface elements (corresponding definitions). Definitions of table or grid are grouped together with respect sizing via common group name. Scope values may be limit the grouping selected subtrees elements. When occurs, size determined for group-related definitions object. Grouped thus sized largest content display any one element. Elements corresponding manually user, based on defined master element, such as width header. The scope value changed dynamically, interaction, which cause groups merge split.