Buttons in Interface Builder
Buttons appear by default in the IB library as System button objects (see Figure 2-1). To use them, drag them into your interface. You can then change them to another button type via the Attributes inspector (View > Utility > Show Attributes Inspector, Command-Option-4). A button-type pop-up appears at the top of the inspector. Use this pop-up menu to select the button type you want to use.
If your button uses text, you can enter that text in the Title field. The Image and Background pull-downs let you choose a primary and background image for the button. Each button provides four configuration settings. The four button states are Default (the button in its normal state), Highlighted (when a user is currently touching ...
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