Allow users of Airship/StoreFront API to specify their own animations

allowanimations.diff

diff --git a/Airship/StoreFront/StoreFront.h b/Airship/StoreFront/StoreFront.h
index 740467a..8433950 100644
--- a/Airship/StoreFront/StoreFront.h
+++ b/Airship/StoreFront/StoreFront.h
@@ -44,6 +44,7 @@
 
 
 SINGLETON_INTERFACE(StoreFront)
++(UIView*)makeStoreFrontView;
 +(void)displayStoreFront;
 +(void)quitStoreFront;
 
diff --git a/Airship/StoreFront/StoreFront.m b/Airship/StoreFront/StoreFront.m
index 0aac8d3..3373921 100644
--- a/Airship/StoreFront/StoreFront.m
+++ b/Airship/StoreFront/StoreFront.m
@@ -48,27 +48,32 @@ SINGLETON_IMPLEMENTATION(StoreFront)
 -(id)init {
 	UALOG(@"INIT");
 	
-    if (self = [super init]) {
+	if (self = [super init]) {
 		//Setup transaction observer
 		sfObserver = [[UAStoreKitObserver alloc] init];
-    }
-    return self;
+	}
+	return self;
 }
 
-+ (void)displayStoreFront {
++ (UIView*)makeStoreFrontView {
 	StoreFront* sf = [StoreFront shared];
 	[[SKPaymentQueue defaultQueue] addTransactionObserver: sf.sfObserver];
-	UIWindow* kwin =  [[UIApplication sharedApplication] keyWindow];
 	UAStoreTabBarController* tabBarController = [[UAStoreTabBarController alloc] initWithNibName:nil bundle:nil];
 	sf.rootViewController = tabBarController;	
-	[kwin addSubview: tabBarController.view];	
 	// Let download history know about updates to inventory
 	sf.inventory = [[UAInventory alloc] initWithStatusDelegate: tabBarController.downloadController];
+	return tabBarController.view;
+}
+
++ (void)displayStoreFront {
+	UIWindow* kwin =  [[UIApplication sharedApplication] keyWindow];
+	[kwin addSubview: [self makeStoreFrontView]];
 }
 
 + (void)quitStoreFront {
 	StoreFront* sf = [StoreFront shared];
 	[[SKPaymentQueue defaultQueue] removeTransactionObserver: sf.sfObserver];
+	[sf.delegate storeFrontWillHide];
 	[sf.rootViewController.view removeFromSuperview];
 	[sf.delegate storeFrontDidHide];
 	sf.rootViewController = nil;
@@ -77,3 +82,4 @@ SINGLETON_IMPLEMENTATION(StoreFront)
 }
 
 @end
+//vim:noet
diff --git a/Airship/StoreFront/StoreFrontDelegate.h b/Airship/StoreFront/StoreFrontDelegate.h
index dfa0211..eb29ac5 100644
--- a/Airship/StoreFront/StoreFrontDelegate.h
+++ b/Airship/StoreFront/StoreFrontDelegate.h
@@ -28,6 +28,7 @@
 @protocol StoreFrontDelegate
 
 -(void)productPurchased:(UAProduct*) product;
+-(void)storeFrontWillHide;
 -(void)storeFrontDidHide;
 
 @end