KItemModels provides the following models: * KBreadcrumbSelectionModel - Selects the parents of selected items to create breadcrumbs * KCheckableProxyModel - Adds a checkable capability to a source model * KConcatenateRowsProxyModel - Concatenates rows from multiple source models * KDescendantsProxyModel - Proxy Model for restructuring a Tree into a list * KExtraColumnsProxyModel - Adds columns after existing columns * KLinkItemSelectionModel - Share a selection in multiple views which do not have the same source model * KModelIndexProxyMapper - Mapping of indexes and selections through proxy models * KRearrangeColumnsProxyModel - Can reorder and hide columns from the source model * KRecursiveFilterProxyModel - Recursive filtering of models * KSelectionProxyModel - A Proxy Model which presents a subset of its source model to observers