[英]Works on iPad Simulator but crashes on iPad
嗨,我正在嘗試在ipad上開發一個新應用。 我正在使用spitTableView並將ModalPresentationPage添加到視圖中。 這在xcode iPad sim上完美運行,但在我的iPad上崩潰。 如此您就知道我正在使用xcode 5BATA並在iPad上運行IOS 5。
這是我的代碼
DetailViewController.h
#import <UIKit/UIKit.h>
@interface DetailViewController : UIViewController <UISplitViewControllerDelegate>{
}
-(IBAction)loadView:(id)sender;
@property (strong, nonatomic) id detailItem;
@property (strong, nonatomic) IBOutlet UILabel *detailDescriptionLabel;
@property (strong, nonatomic) IBOutlet UIToolbar *toolbar;
@end
DetailViewController.m
#import "DetailViewController.h"
#import "ModalViewController.h"
#import "RootViewController.h"
@interface DetailViewController ()
@property (strong, nonatomic) UIPopoverController *popoverController;
- (void)configureView;
@end
@implementation DetailViewController
@synthesize detailItem = _detailItem;
@synthesize detailDescriptionLabel = _detailDescriptionLabel;
@synthesize toolbar = _toolbar;
@synthesize popoverController = _myPopoverController;
-(IBAction)loadView:(id)sender{
ModalViewController *mvc = [[ModalViewController alloc]initWithNibName:@"modalViewController"bundle:nil];
mvc.modalPresentationStyle = UIModalPresentationPageSheet;
mvc.modalTransitionStyle = UIModalTransitionStyleCoverVertical;
[self presentModalViewController:mvc animated:YES];
}
- (id)initWithCoder:(NSCoder *)coder
{
self = [super initWithCoder:coder];
if (self) {
}
return self;
}
#pragma mark - Managing the detail item
- (void)setDetailItem:(id)newDetailItem
{
if (_detailItem != newDetailItem) {
_detailItem = newDetailItem;
// Update the view.
[self configureView];
}
if (self.popoverController != nil) {
[self.popoverController dismissPopoverAnimated:YES];
}
}
- (void)configureView
{
// Update the user interface for the detail item.
if (self.detailItem) {
self.detailDescriptionLabel.text = [self.detailItem description];
}
}
- (void)didReceiveMemoryWarning
{
[super didReceiveMemoryWarning];
// Release any cached data, images, etc that aren't in use.
}
#pragma mark - View lifecycle
- (void)viewDidLoad
{
[super viewDidLoad];
// Do any additional setup after loading the view, typically from a nib.
[self configureView];
self.splitViewController.delegate = self;
}
- (void)viewDidUnload
{
[super viewDidUnload];
// Release any retained subviews of the main view.
// e.g. self.myOutlet = nil;
}
- (void)viewWillAppear:(BOOL)animated
{
[super viewWillAppear:animated];
}
- (void)viewDidAppear:(BOOL)animated
{
[super viewDidAppear:animated];
}
- (void)viewWillDisappear:(BOOL)animated
{
[super viewWillDisappear:animated];
}
- (void)viewDidDisappear:(BOOL)animated
{
[super viewDidDisappear:animated];
}
- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
{
// Return YES for supported orientations
return YES;
}
#pragma mark - Split view
- (void)splitViewController:(UISplitViewController *)svc willHideViewController:(UIViewController *)aViewController withBarButtonItem:(UIBarButtonItem *)barButtonItem forPopoverController: (UIPopoverController *)pc
{
barButtonItem.title = @"Master";
NSMutableArray *items = [[self.toolbar items] mutableCopy];
[items insertObject:barButtonItem atIndex:0];
[self.toolbar setItems:items animated:YES];
self.popoverController = pc;
}
- (void)splitViewController:(UISplitViewController *)svc willShowViewController:(UIViewController *)aViewController invalidatingBarButtonItem:(UIBarButtonItem *)barButtonItem
{
// Called when the view is shown again in the split view, invalidating the button and popover controller.
NSMutableArray *items = [[self.toolbar items] mutableCopy];
[items removeObjectAtIndex:0];
[self.toolbar setItems:items animated:YES];
self.popoverController = nil;
}
@end
不屬於NDA的零件:
items
。 modalViewController
嗎? 可能存在設備區分大小寫的問題。
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