Here are the classes, structs, unions and interfaces with brief descriptions:

[detail level 123]

▼NmaxLibQt	QML controls and components
▼Ncontrols
CMLDoubleSpinBox	MLDoubleSpinBox is a drop-in replacement for QtQuick Controls 2 SpinBox which can handle double-precision numbers and long integers
CMLHexSpinBox	MLHexSpinBox allows editing integers using hexadecimal notation
CActionPushButton	`QPushButton` which takes a default `QAction`, just like a `QToolButton` can
CAppDebugMessageHandler	Custom debug/message handler class to work in conjunction with `qDebug()` family of functions
CBuddyLabel	QLabel with enhanced "buddy" capabilities
CCollapsingToolBar	The CollapsingToolBar will change the `QToolButton::toolButtonStyle` of all added `QToolButtons` (via `QAction` or directly) depending on the total available width
CExportableTableView	Regular QTableView but with features to export the data as plain text or HTML
▼CGroupedItemsProxyModel	GroupedItemsProxyModel allows a grouped item presentation of a flat table data model
CGroupedProxyItem
COverlayStackLayout	The OverlayStackLayout re-implements a `QStackedLayout` with additional features to allow stacks with "floating" overlay widgets, such as toolbars, buttons, messages, etc., while still allowing interaction with exposed areas of the widget(s) underneath
CRoundedMessageBox	Frameless `QMessageBox` implementation
CScrollableMessageBox	A simple message box with a large scrollable area (a `QTextEdit` ) for detailed text (including HTML formatting)
CTimerEdit	A time value line editor which accepts negative and large times (> 23:59:59), suitable for a timer, etc
CTreeComboBox	A `QComboBox` control which works with a tree-based data model & view, allowing drill-down selection of items
CTreeComboBoxView	QTreeView subclass used to display the combo box popup items
CTreeComboItemDelegate	An item rendering delegate to highlight parent items and draw better item separators