Main Scene and Game State - Learn SpriteBuilder for iOS Game Development - page 233

color of the Highlighted State to a light gray color. And, on the Item Code Connections
tab, enter shouldClose in the Selector field. You should also clear the Title field to remove
all text from the button.
That's all there is to the button's CCB file. You should open SettingsLayer.ccb and drag
and drop CloseButton.ccb onto the settingsLayer node. Drag and move the button so that
it is in the upper right corner of the S_bg background image (position 140x75) as seen in
Figure 7-12 . Or, if you would rather align it with the corner, you can change the position
types to % and use 100, 100 or a little less for the position.
Figure 7-12 . The final version of the SettingsLayer.ccb
In Xcode, create yet another Objective-C class with the name CloseButton and using
CCNode as the subclass. Open the CloseButton.m file to add the method highlighted in
Listing 7-6 .
Listing 7-6 . Forwarding the CloseButton message to the nearest parent node
#import "CloseButton.h"
@implementation CloseButton
-(void) shouldClose