Creating User Interfaces
Interface Builder enables iOS developers to easily create their user interfaces using a powerful graphical user interface. It provides the ability to build user interfaces by simply dragging objects from Interface Builder’s library to the editor.
Interface Builder stores your user interface design in one or more resource files, called storyboards and XIBs. These resource files contain the interface objects, their properties, and their relationships.
To build a user interface, simply drag objects from Interface Builder’s Object Library pane onto your view or scene. Actions and outlets are two key components of Interface Builder that help you streamline the development process.
Your objects trigger actions ...