pregnancy_guard/BaseProject/AppDelegate.m
@@ -81,6 +81,7 @@ LoginPage *root = [[LoginPage alloc]init]; UINavigationController *nav = [[UINavigationController alloc]initWithRootViewController:root];//先将root添加在navigation上 nav.navigationBarHidden = YES; NSLog(@"123"); [self.window setRootViewController:nav];//navigation加在window上 [self.window makeKeyAndVisible]; }