TreeStructures example in the \p QtilitiesExamples project shows a few trees which you can play around with or change to code to change the trees. The screenshot
below shows this example in action:

\image html example_building_tree_structures.jpg "Building Tree Structures Example"

\subsection tree_basic_trees Basic trees

Lets look at a very simple tree with a depth of 2 which looks like the one shown below.

\image html observer_dot_graph_example_tree_dot.jpg "Basic Tree Of Depth 2"

To build this tree u