嗨,大家好我在我的ipad应用程序中使用splitviewcontroller,其中选择tableview中的每一行将显示新的detailviewcontroller和在我的detailview我再次推动一个新的detailview控制器(detailview2)类(detailview2)我正在定义一个协议并设置它,当按下后退按钮协议方法被解雇,我的rootview(tableview)正在实现该协议,但方法并没有被调用,即使设置委托后.if我定义在detailview1和rootview中的相同的协议正在实现,然后协议方法不会被调用下面我发布的代码。我不明白为什么它发生这样的。任何建议将是一个很大的帮助。 Detailview2.hsplitview委托方法没有被调用
@protocol ModalControllerDelegate;
@interface ViewController : UIViewController<UIPopoverControllerDelegate, UISplitViewControllerDelegate>{
}
@property (nonatomic, assign) id <ModalControllerDelegate> delegate;
@end
@protocol ModalControllerDelegate <NSObject>
- (void)modalControllerDidFinish:(ViewController*)modalController;
@end
Detailview2.m
-(void)back {
// Tell the controller to go back
NSLog(@"ghhskfh");
[delegate modalControllerDidFinish:self];
[self.navigationController popViewControllerAnimated:YES];
}
Rootview.h
@interface RootViewController : UITableViewController<UITableViewDelegate, UITableViewDataSource,ModalDelegate,ModalControllerDelegate> {
FirstDetailViewController *firstDetailViewController;
SecondDetailViewController *secondDetailViewController;
MultipleDetailViewsWithNavigatorAppDelegate *appDelegate;
}
@end
Rootview.m
- (void)viewDidLoad
{
[super viewDidLoad];
[email protected]"RootView";
self.viewcontroller=[[ViewController alloc]init];
self.viewcontroller.delegate=self;
//[self.tableView setDelegate:self];
//[self.tableView setDataSource:self];
}
#pragma mark -
#pragma mark ModalController delegate
- (void)modalControllerDidFinish:(ViewController *)modalController {
NSLog(@"modalControllerDidFinish");
}
myappdelegate.m(如有必要)
- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
// Override point for customization after app launch.
self.splitViewController =[[UISplitViewController alloc]init];
self.rootViewController=[[RootViewController alloc]init];
self.detailViewController=[[[FirstDetailViewController alloc]init] autorelease];
UINavigationController *rootNav=[[UINavigationController alloc]initWithRootViewController:rootViewController];
UINavigationController *detailNav=[[UINavigationController alloc]initWithRootViewController:detailViewController];
self.splitViewController.viewControllers=[NSArray arrayWithObjects:rootNav,detailNav,nil];
self.splitViewController.delegate=self.detailViewController;
// Add the split view controller's view to the window and display.
[window addSubview:self.splitViewController.view];
[window makeKeyAndVisible];
return YES;
}
你的代码是一个烂摊子 - 甚至无法读取。请正确缩进 – 2014-04-17 22:08:58