/*

    File:       AppDelegate.h

    Contains:   Main app controller.

    Written by: DTS

    Copyright:  Copyright (c) 1997-2011 Apple Inc. All Rights Reserved.

    Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Inc.

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*/

#import <Cocoa/Cocoa.h>

@class SillyBallsView;

@interface AppDelegate : NSObject

{

    BOOL                running_;

    double              ballRate_;

    NSWindow *          window_;

    SillyBallsView *    sillyBallView_;

    NSSlider *          sliderView_;

    NSTextField *       textView_;

}

// All of the following are wired up via IB...

@property (nonatomic, retain, readwrite) IBOutlet NSWindow *        window;             // the main window

@property (nonatomic, retain, readwrite) IBOutlet SillyBallsView *  sillyBallView;      // the ball drawing view

@property (nonatomic, retain, readwrite) IBOutlet NSSlider *        ballRateSlider;     // controls the ball drawing rate

@property (nonatomic, retain, readwrite) IBOutlet NSTextField *     ballRateLabel;      // shows the current ball rate

- (IBAction)startStopAction:(id)sender;

    // An action method called by the Start/Stop button to start and stop ball drawing.

- (IBAction)clearAction:(id)sender;

    // An action method called by the Clear button to clear the current set of balls, 

    // making it easier to see the new ones being drawn.

- (IBAction)sliderDidChangeAction:(id)sender;

    // An action method called by the ball rate slider when its value changes.  We 

    // use this value to control the rate at which balls are drawn.

@end