Tree, List and Icon Grid Widgets

Tree and List Widget Overview — Overview of GtkTreeModel, GtkTreeView, and friends
GtkTreeModel
GtkTreeSelection
GtkTreeViewColumn
GtkTreeView
GtkTreeView drag-and-drop
GtkCellView
GtkIconView
GtkTreeSortable
GtkTreeModelSort
GtkTreeModelFilter
GtkCellLayout
GtkCellRenderer
GtkCellEditable
GtkCellRendererAccel
GtkCellRendererCombo
GtkCellRendererPixbuf
GtkCellRendererProgress
GtkCellRendererSpin
GtkCellRendererText
GtkCellRendererToggle
GtkCellRendererSpinner — Renders a spinning animation in a cell
GtkListStore
GtkTreeStore