TreeItem is a class in the Qt framework's item model that provides a base for implementing tree structures. It can be used to create hierarchical models that represent data in a tree view. TreeItem class provides an interface to represent tree nodes and encapsulate node data.
Example: Here is an example for using TreeItem class which provides an interface to represent tree nodes.
In this example, TreeItem is used to create a hierarchical model for a tree view. It provides functions to insert child items, retrieve data for a particular column, and manage the parent-child relationships between tree items.
Package/Library: This implementation requires the Qt framework's item model, which can be found in the Qt library.
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