Instance is an Imager application.
This class is the primary controller. It creates all of the views and other objects. However, after start-up, it delegates all activity to the Main class.
Instance is a controller for a LoadDialog, a pop-up dialog to load a file.
The View for this controller is defined in imager.kv.
Instance is a controller for a SaveDialog, a pop-up dialog to save a file.
The View for this controller is defined in imager.kv.
Instance is a controller for an ErrorDialog, a pop-up dialog to notify the user of an error.
The View for this controller is defined in imager.kv.
Instance is a controller for a WarningDialog, a pop-up dialog to warn the user.
It differs from ErrorDialog in that it may be nested inside of another pop-up dialog.
The View for this controller is defined in imager.kv.