当我将我的 tableView 连接到 detailtableView 时，我得到 detailtableView 落后一步的“错误”。例如，当单击 mastertableView 中的第二个单元格时，它会显示第一个单元格的详细信息。希望你能理解我的问题。
见我的.m。
#import "GuideTableViewController.h"
#import "GuideDetailTableViewController.h"
@interface GuideTableViewController (){
NSArray *guide;
}
@property (weak, nonatomic) IBOutlet UITableView *tableView;
@end
@implementation GuideTableViewController
- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
if (self) {
// Custom initialization
}
return self;
}
//JSONmetod
- (void) loadJSON{
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
//code
NSData *data = [NSData dataWithContentsOfURL:[NSURL URLWithString:@"https://dl.dropbox.com/u/100670549/test.json"]];
NSError *error;
if (data)
{
guide = [NSJSONSerialization JSONObjectWithData:data options:0 error:&error];
for (NSDictionary *dictionary in guide){
NSLog([dictionary description]);
}
}else
{
NSLog(@"Could not load data");
}
dispatch_sync(dispatch_get_main_queue(), ^{
// code
[self.tableView reloadData];
});
});
}
- (void)viewDidLoad
{
[super viewDidLoad];
// Do any additional setup after loading the view.
//Anropa json
[self loadJSON];
}
- (void)didReceiveMemoryWarning
{
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
//TableView
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
return guide.count;
}
-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"Cell"];
NSDictionary *dict = [guide objectAtIndex:indexPath.row];
cell.textLabel.text = [dict valueForKey:@"title"];
return cell;
}
//Till detailView
-(void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender{
if ([segue.identifier isEqualToString:@"showStay"]){
GuideDetailTableViewController *tvc = [segue destinationViewController];
NSIndexPath *index = sender;
NSDictionary *dict = [guide objectAtIndex:index.row];
tvc.stay = dict;
}
}
-(void)tableView:(UITableView *)tableView didDeselectRowAtIndexPath:(NSIndexPath *)indexPath{
[self performSegueWithIdentifier:@"showStay" sender:indexPath];
}
@end
提前致谢！