/*

     File: InspectorController.m 

 Abstract: Header file for the Inspector window controller. 

  Version: 1.1 

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 */

#import "InspectorController.h"

@implementation InspectorController

-(id)init {

    self = [super initWithWindowNibName:@"Inspector"];

    return self;

}

-(void)dealloc {

    [fadeTimer release];

    [super dealloc];

}

-(void)setFadeTimer:(NSTimer *)timer {

    if (fadeTimer != timer) {

    [fadeTimer invalidate];

    [fadeTimer release];

    fadeTimer = [timer retain];

    }

}

// When the window loads add the tracking area to catch mouse entered and mouse exited events

-(void)windowDidLoad {

    NSView *containingView = [[[self window] contentView] superview];

    NSTrackingArea *area = [[NSTrackingArea alloc] initWithRect:[containingView frame] options:NSTrackingMouseEnteredAndExited | NSTrackingActiveInActiveApp | NSTrackingInVisibleRect owner:self userInfo:nil];

    [containingView addTrackingArea:area];

    [area release];

    NSTimer *timer = [NSTimer scheduledTimerWithTimeInterval:4.0 target:self selector:@selector(startFade:) userInfo:nil repeats:NO];

    [self setFadeTimer: timer];

}

// Mouse entered.  Turn off the fade timer, and animate to full opacity

-(void)mouseEntered:(NSEvent *)event {

    [self setFadeTimer: nil];

    [[[self window] animator] setAlphaValue:1.0];

}

// Mouse exited.  Set a timer to give a few seconds before we start fading.

// (Note that this effect could also be done with a custom CAKeyframeAnimation)

-(void)mouseExited:(NSEvent *)event {

    NSTimer *timer = [NSTimer scheduledTimerWithTimeInterval:2.0 target:self selector:@selector(startFade:) userInfo:nil repeats:NO];

    [self setFadeTimer: timer];

}

// After a delay start the fade.

-(void)startFade:(NSTimer *)timer {

    [NSAnimationContext beginGrouping];

    [[NSAnimationContext currentContext] setDuration:10.0]; 

    [[[self window] animator] setAlphaValue:0.3];

    [NSAnimationContext endGrouping];

    [self setFadeTimer: nil];

}

@end