How do you define a custom MVC widget's properties in Sitefinity?

Defining a custom MVC widget's properties in Sitefinity primarily involves implementing property getters and setters within the controller class. This approach allows you to establish a clear definition of your widget's properties, enabling them to be accessed and utilized in your widget’s functionality. The getters and setters provide a structured way to handle the data associated with the widget, making it easier to manage and maintain.

Within Sitefinity's architecture, the controller serves as the intermediary between the model (the data) and the view (the presentation). By implementing properties in the controller, you can bind these properties to your view, allowing for dynamic content rendering based on user interactions or other logic applied within the widget. This capability is essential for creating cohesive and interactive experiences within the Sitefinity environment.

The other methods mentioned do not align with how Sitefinity is designed to handle custom MVC widgets. For instance, while a JSON configuration file may be useful for various settings, it isn't the standard way for defining properties in the MVC widget context. Similarly, modifying the view directly does not adhere to the principles of encapsulating the widget’s functionality and data handling within the controller. Lastly, utilizing a built-in property editor does not apply to the custom widget context as extensively since it is more focused on standard