12 @interface SettingsViewController : UIViewController {

    12 @interface SettingsViewController : UIViewController {

    13 	UITextField *username;

    13 	UITextField *username;

    14 	UITextField *password;

    14 	UITextField *password;

    15 	UISwitch *musicOn;

    15 	UISwitch *musicOn;

    16 	UISwitch *effectsOn;

    16 	UISwitch *effectsOn;

    17 	UISlider *volumeSlider;

    18 	UISlider *volumeSlider;

    18 	UILabel *volumeLabel;

    19 	UILabel *volumeLabel;

    19 }

    20 }

    20 @property (nonatomic, retain) IBOutlet UITextField *username;

    21 @property (nonatomic, retain) IBOutlet UITextField *username;

    21 @property (nonatomic, retain) IBOutlet UITextField *password;

    22 @property (nonatomic, retain) IBOutlet UITextField *password;

    22 @property (nonatomic, retain) IBOutlet UISwitch *musicOn;

    23 @property (nonatomic, retain) IBOutlet UISwitch *musicOn;

    23 @property (nonatomic, retain) IBOutlet UISwitch *effectsOn;

    24 @property (nonatomic, retain) IBOutlet UISwitch *effectsOn;

    24 @property (nonatomic, retain) IBOutlet UISlider *volumeSlider;

    26 @property (nonatomic, retain) IBOutlet UISlider *volumeSlider;

    25 @property (nonatomic, retain) IBOutlet UILabel *volumeLabel;

    27 @property (nonatomic, retain) IBOutlet UILabel *volumeLabel;

    26 

    28 

    27 -(IBAction) sliderChanged: (id)sender;

    29 -(IBAction) sliderChanged: (id)sender;

    28 -(IBAction) backgroundTap: (id)sender;

    30 -(IBAction) backgroundTap: (id)sender;