如何对NavigationController的返回按钮自定义
展开全部
id appearance = [UIBarButtonItem appearanceWhenContainedInInstancesOfClasses:@[[WENavigationController class]]];
[appearance setBackButtonBackgroundImage:backButtonBackgroundImage forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
}
- (void)pushViewController:(UIViewController *)viewController animated:(BOOL)animated {
[super pushViewController:viewController animated:YES];
viewController.navigationItem.backBarButtonItem = [[UIBarButtonItem alloc] i
[appearance setBackButtonBackgroundImage:backButtonBackgroundImage forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
}
- (void)pushViewController:(UIViewController *)viewController animated:(BOOL)animated {
[super pushViewController:viewController animated:YES];
viewController.navigationItem.backBarButtonItem = [[UIBarButtonItem alloc] i
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