@@ -60,7 +60,7 @@ + (void)showBackground;
6060+ (void )hideBackgroundAnimated : (BOOL )animated ;
6161
6262- (void )setup ;
63- - (void )invaliadateLayout ;
63+ - (void )invalidateLayout ;
6464- (void )resetTransition ;
6565
6666@end
@@ -161,7 +161,7 @@ - (void)viewDidLoad
161161- (void )willRotateToInterfaceOrientation : (UIInterfaceOrientation)toInterfaceOrientation duration : (NSTimeInterval )duration
162162{
163163 [self .alertView resetTransition ];
164- [self .alertView invaliadateLayout ];
164+ [self .alertView invalidateLayout ];
165165}
166166
167167- (NSUInteger )supportedInterfaceOrientations
@@ -286,13 +286,13 @@ + (void)hideBackgroundAnimated:(BOOL)animated
286286- (void )setTitle : (NSString *)title
287287{
288288 _title = title;
289- [self invaliadateLayout ];
289+ [self invalidateLayout ];
290290}
291291
292292- (void )setMessage : (NSString *)message
293293{
294294 _message = message;
295- [self invaliadateLayout ];
295+ [self invalidateLayout ];
296296}
297297
298298#pragma mark - Public
@@ -633,7 +633,7 @@ - (void)layoutSubviews
633633 [self validateLayout ];
634634}
635635
636- - (void )invaliadateLayout
636+ - (void )invalidateLayout
637637{
638638 self.layoutDirty = YES ;
639639 [self setNeedsLayout ];
@@ -767,7 +767,7 @@ - (void)setup
767767 [self updateTitleLabel ];
768768 [self updateMessageLabel ];
769769 [self setupButtons ];
770- [self invaliadateLayout ];
770+ [self invalidateLayout ];
771771}
772772
773773- (void )teardown
@@ -818,7 +818,7 @@ - (void)updateTitleLabel
818818 [self .titleLabel removeFromSuperview ];
819819 self.titleLabel = nil ;
820820 }
821- [self invaliadateLayout ];
821+ [self invalidateLayout ];
822822}
823823
824824- (void )updateMessageLabel
@@ -841,7 +841,7 @@ - (void)updateMessageLabel
841841 [self .messageLabel removeFromSuperview ];
842842 self.messageLabel = nil ;
843843 }
844- [self invaliadateLayout ];
844+ [self invalidateLayout ];
845845}
846846
847847- (void )setupButtons
@@ -937,7 +937,7 @@ - (void)setTitleFont:(UIFont *)titleFont
937937 }
938938 _titleFont = titleFont;
939939 self.titleLabel .font = titleFont;
940- [self invaliadateLayout ];
940+ [self invalidateLayout ];
941941}
942942
943943- (void )setMessageFont : (UIFont *)messageFont
@@ -947,7 +947,7 @@ - (void)setMessageFont:(UIFont *)messageFont
947947 }
948948 _messageFont = messageFont;
949949 self.messageLabel .font = messageFont;
950- [self invaliadateLayout ];
950+ [self invalidateLayout ];
951951}
952952
953953- (void )setTitleColor : (UIColor *)titleColor
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