iAdの実装サンプル.m

- (void)createAdView {
	self.adView = [[ADBannerView alloc] initWithFrame:CGRectZero];
	adView.requiredContentSizeIdentifiers = 
				[NSSet setWithObjects:ADBannerContentSizeIdentifier320x50,
						      ADBannerContentSizeIdentifier480x32,
						      nil];
	adView.currentContentSizeIdentifier = ADBannerContentSizeIdentifier320x50;
	adView.delegate = self;
	[self.view addSubview:adView];
}

- (BOOL)bannerViewActionShouldBegin:(ADBannerView *)banner willLeaveApplication:(BOOL)willLeave {
	if (!willLeave) {
		// ...
	}
	return YES;
}

- (void)bannerViewDidLoadAd:(ADBannerView *)banner {
	if (!self.bannerIsVisible) {
		[UIView beginAnimations:@"animateAdBannerOn" context:NULL];
        banner.frame = CGRectOffset(banner.frame, 0, 50);
        [UIView commitAnimations];
        self.bannerIsVisible = YES;
	}
}

- (void)bannerView:(ADBannerView *)banner didFailToReceiveAdWithError:(NSError *)error {
	if (self.bannerIsVisible) {
		[UIView beginAnimations:@"animateAdBannerOff" context:NULL];
		banner.frame = CGRectOffset(banner.frame, 0, -50);
		[UIView commitAnimations];
		self.bannerIsVissible = NO;
	}
}

- (void)bannerViewActionDidFinish:(ADBannerView *)banner {
	// ...
}