runAnimationGroup and dispatch_after

gistfile1.m

+ (void)showNotificationString:(NSString*)label inView:(NSView*)parentView
{
    NSRect frame=parentView.frame;
    frame.origin=NSZeroPoint;
    frame.size.height=20;
    frame.origin.y-=frame.size.height;
    DTNotificationView* noteView=[[DTNotificationView alloc]initWithFrame:frame];
    noteView.label=label;
    
    [parentView addSubview:noteView];
    frame.origin.y=0;
    
    //出現して
    [NSAnimationContext runAnimationGroup:^(NSAnimationContext *context) {
        context.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionDefault];
        [[noteView animator]setFrame:frame];
    } completionHandler:^{
        double delayInSeconds = 3.0; // 3秒後
        dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, (int64_t)(delayInSeconds * NSEC_PER_SEC));
        dispatch_after(popTime, dispatch_get_main_queue(), ^(void){
            //消える
            [NSAnimationContext runAnimationGroup:^(NSAnimationContext *context) {
                //context.duration=0.33f;
                context.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionDefault];
                NSRect outRect=noteView.frame;
                outRect.origin.y-=outRect.size.height;
                [[noteView animator]setFrame:outRect];
                //[[noteView animator]setAlphaValue:0.0f];
            } completionHandler:^{[noteView removeFromSuperview];}];
        });
    }];
    
}