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我想建立一个自定义标签栏控制器,但由于某些原因,视图不会切换...初始视图加载正常。这里是我的init方法:自定义标签栏控制器不工作?
- (id)initWithNibName:(NSString *)nibNameOrNil
bundle:(NSBundle *)nibBundleOrNil
{
AccountViewController *accountViewController = [[AccountViewController alloc]
initWithNibName:@"AccountViewController" bundle:nil];
MoreViewController *moreViewController = [[MoreViewController alloc]
initWithNibName:@"MoreViewController" bundle:nil];
BarTabViewController *barTabViewController = [[BarTabViewController alloc]
initWithNibName:@"BarTabViewController" bundle:nil];
LocationsViewController *locationsViewController = [[LocationsViewController alloc]
initWithNibName:@"LocationsViewController" bundle:nil];
self.viewControllers = [NSArray arrayWithObjects:locationsViewController, accountViewController,
barTabViewController, moreViewController, nil];
[self.view addSubview:locationsViewController.view];
self.selectedController = locationsViewController;
return self;
}
就像我说的,这会正确显示所选择的控制器,但是当应用程序启动,我尝试切换视图与标签栏,子视图只是变成灰色......我一直在浏览几个教程来试图解决这个问题,但看起来我正在做的完全一样。我也检查了IB文件以确保我的标签连接正确,他们是。下面是切换项目代码:
- (void)tabBar:(UITabBar *)tabBar didSelectItem:(UITabBarItem *)item
{
if (item == locationsTabBarItem) {
UIViewController *locationsController = [viewControllers objectAtIndex:0];
[self.selectedController.view removeFromSuperview];
[self.view addSubview:locationsController.view];
self.selectedController = locationsController;
}
else if (item == accountsTabBarItem) {
UIViewController *accountsController = [viewControllers objectAtIndex:1];
[self.selectedController.view removeFromSuperview];
[self.view addSubview:accountsController.view];
self.selectedController = accountsController;
}
else if (item == barTabTabBarItem) {
UIViewController *barTabController = [viewControllers objectAtIndex:2];
[self.selectedController.view removeFromSuperview];
[self.view addSubview:barTabController.view];
self.selectedController = barTabController;
}
else {
UIViewController *moreController = [viewControllers objectAtIndex:3];
[self.selectedController.view removeFromSuperview];
[self.view addSubview:moreController.view];
self.selectedController = moreController;
}
}
你是不是在您的视图标签栏控制器整合 – Hiren 2012-02-14 05:59:50