定制回退按钮
1 UIImage *buttonBack30 = [[UIImage imageNamed:@"button_back_textured_30"] resizableImageWithCapInsets:UIEdgeInsetsMake(0, 13, 0, 5)]; 2 UIImage *buttonBack24 = [[UIImage imageNamed:@"button_back_textured_24"] resizableImageWithCapInsets:UIEdgeInsetsMake(0, 12, 0, 5)]; 3 [[UIBarButtonItem appearance] setBackButtonBackgroundImage:buttonBack30 forState:UIControlStateNormal barMetrics:UIBarMetricsDefault]; 4 [[UIBarButtonItem appearance] setBackButtonBackgroundImage:buttonBack24 forState:UIControlStateNormal barMetrics:UIBarMetricsLandscapePhone];
设置右侧按钮
1 UIImage *button30 = [[UIImage imageNamed:@"button_textured_30"] resizableImageWithCapInsets:UIEdgeInsetsMake(0, 5, 0, 5)]; 2 UIImage *button24 = [[UIImage imageNamed:@"button_textured_24"] resizableImageWithCapInsets:UIEdgeInsetsMake(0, 5, 0, 5)]; 3 [[UIBarButtonItem appearance] setBackgroundImage:button30 4 forState:UIControlStateNormal 5 barMetrics:UIBarMetricsDefault]; 6 [[UIBarButtonItem appearance] setBackgroundImage:button24 7 forState:UIControlStateNormal 8 barMetrics:UIBarMetricsLandscapePhone];