popToViewController用法  [self.navigationController popToViewController:[self.navigationController.viewControllers objectAtIndex:2] animated:YES];或for (UIViewController *controller inself.navigationController.viewControllers) {    if ([controller isKin…

有人问popToViewController的用法 就写了下了 希望能帮到有需要的人 [self.navigationController popToViewController:[self.navigationController.viewControllers objectAtIndex:2]        animated:YES]; 或 for (UIViewController *temp inself.navigationController.viewControllers) {  …

[self.navigationController popToViewController:[self.navigationController.viewControllers objectAtIndex:] animated:YES]; 或 for (UIViewController *controller in self.navigationController.viewControllers) { if ([controller isKindOfClass:[你要跳转到的Controll…

一:UIViewController模态跳转 //展示模态视图 - (void)presentViewController:(UIViewController *)viewControllerToPresent animated: (BOOL)flag completion:(void (^ __nullable)(void))completion NS_AVAILABLE_IOS(5_0); //关闭模态视图 - (void)dismissViewControllerAnimated: (BO…

用导航控制器返回到上一页和返回到根控制器有其自带方法. 返回到特定的控制器的核心代码: popToViewController用法 方式一,不推荐[self.navigationController popToViewController:[self.navigationController.viewControllers objectAtIndex:2] animated:YES]; 方式二,推荐或(推荐下面这种,不受后期控制器数量影响)for (UIViewController *contr…

如果我们有ABC三个controller 1.使用present从A到B.再present到C.如果我们想从C直接回到A的话.直接使用 self  dismissViewControllerAnimated:  显然是不行的.页面会先到B.在dismiss才会回到A. 可以尝试使用[self.presentingViewController.presentingViewController dismissViewControllerAnimated:YES completion:^{      …

[self.navigationController popToViewController:[self.navigationController.viewControllers objectAtIndex:?] animated:YES]; 或 for (UIViewController *temp in self.navigationController.viewControllers) { if ([temp isKindOfClass:[你要跳转到的Controller class]])…

[self.navigationController popToViewController:[self.navigationController.viewControllers objectAtIndex:1] animated:YES]; 或 searchBarViewController *searchBarVC = [[searchBarViewController alloc]init]; for (UIViewController *temp in self.navigationCo…

看到群里有人问popToViewController的用法 就写了下了 希望能帮到有需要的人 [self.navigationController popToViewController:[self.navigationController.viewControllers objectAtIndex:2] animated:YES];或 for (UIViewController *temp in self.navigationController.viewControllers) {     …

title: EditText 基本用法 tags: EditText,编辑框,输入框 --- EditText介绍: EditText 在开发中也是经常用到的控件,也是一个比较必要的组件,可以说它是用户跟Android应用进行数据传输的窗户,比如实现一个登陆界面,需要用户输入账号密码,然后我们获取用户输入的内容,提交给服务器进行判断. EditText 支持的 XML 属性及相关方法 XML 属性 相关方法 说明 android:text setText(CharSequence text)…