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# Model/View Classes

These classes use the model/view design pattern in which the underlying data (in the model) is kept separate from the way the data is presented and manipulated by the user (in the view). See also Model/View Programming.

QAbstractItemDelegate | Used to display and edit data items from a model
QAbstractItemModel | The abstract interface for item model classes
QAbstractItemView | The basic functionality for item view classes
QAbstractListModel | Abstract model that can be subclassed to create one-dimensional list models
QAbstractProxyModel | Base class for proxy item models that can do sorting, filtering or other data processing tasks
QAbstractTableModel | Abstract model that can be subclassed to create table models
QColumnView | Model/view implementation of a column view
QDataWidgetMapper | Mapping between a section of a data model to widgets
QDirModel | Data model for the local filesystem
QFileSystemModel | Data model for the local filesystem
QHeaderView | Header row or header column for item views
QItemDelegate | Display and editing facilities for data items from a model
QItemEditorCreator | Makes it possible to create item editor creator bases without subclassing QItemEditorCreatorBase
QItemEditorCreatorBase | Abstract base class that must be subclassed when implementing new item editor creators
QItemEditorFactory | Widgets for editing item data in views and delegates
QItemSelection | Manages information about selected items in a model
QItemSelectionModel | Keeps track of a view's selected items
QItemSelectionRange | Manages information about a range of selected items in a model
QListView | List or icon view onto a model
QListWidget | Item-based list widget
QListWidgetItem | Item for use with the QListWidget item view class
QModelIndex | Used to locate data in a data model
QPersistentModelIndex | Used to locate data in a data model
QProxyModel | Support for processing data passed between another model and a view
QSortFilterProxyModel | Support for sorting and filtering data passed between another model and a view
QStandardItem | Item for use with the QStandardItemModel class
QStandardItemEditorCreator | The possibility to register widgets without having to subclass QItemEditorCreatorBase
QStandardItemModel | Generic model for storing custom data
QStringListModel | Model that supplies strings to views
QStyledItemDelegate | Display and editing facilities for data items from a model
QTableView | Default model/view implementation of a table view
QTableWidget | Item-based table view with a default model
QTableWidgetItem | Item for use with the QTableWidget class
QTableWidgetSelectionRange | Container for storing a selection range in a QTableWidget
QTreeView | Default model/view implementation of a tree view
QTreeWidget | Tree view that uses a predefined tree model
QTreeWidgetItem | Item for use with the QTreeWidget convenience class
QTreeWidgetItemIterator | Way to iterate over the items in a QTreeWidget instance