MainWindow creates and draws the main window for the application.

NewTreeView takes as an argument a view.TreeView, and creates a new map to hold the Rola id's and rows of the tree view.

Constants corresponding to the column numbers in the tree view.

Constants corresponding to the column numbers in the tree view.

Constants corresponding to the column numbers in the tree view.

Constants corresponding to the column numbers in the tree view.

Constants corresponding to the column numbers in the tree view.

Constants corresponding to the column numbers in the tree view.

Constants corresponding to the column numbers in the tree view.

Principal is the main window controller.

RowInfo binds the information contained in a row in a single object.

A SongInfo holds the information of a Rola to show in the bottom of the main window, including the image obtained from the ID3v2 tag.

TreeView represents the tree view in the main window of the application.