Learn BlackBerry 10 App Development: A Cascades-Driven Approach

Chapter     6

ListView and DataModel

A ListView is a fundamental Cascades control because it gives you an efficient way of displaying to the user hierarchical data on a screen where the real estate is relatively limited. List views are therefore one of the most flexible controls available in the Cascades framework and provide you lots of options for specifying how your data will be rendered as list items. Another important aspect of list views is their ability to clearly separate your data from its visual appearance by using the model-view-controller pattern. As illustrated in Figure 6-1, the ListView plays the role of a controller, which handles—among other things—user interactions; the DataModel represents your data; and, finally, a ListItemComponent ...