Question

我有一个RSS源在我的应用程序中工作，但它没有显示每篇文章的所有文本。它只显示它应该在uiwebview中显示的大约一半的文本。无论如何要使它显示大量的文本？我一直在寻找代码一段时间，我似乎无法弄明白。有什么建议欢迎吗？
TABLEVIEW.H

    @class NewsreelViewController;

    @interface ClubNewsTableView : UITableViewController {UITableViewDelegate,        UITableViewDataSource} {  
       UIActivityIndicatorView *activityIndicator;    
    NSArray *items;  
    IBOutlet UITableView *clubNewsTableView;  
    NSMutableArray *clubNewsArray;  
    NewsreelViewController *newsreelViewController;  
    }  
    @property (nonatomic, retain) NSMutableArray *clubNewsArray;  
    @property (nonatomic, retain) NewsreelViewController *newsreelViewController;  
    @property (retain, nonatomic) UIActivityIndicatorView *activityIndicator;    
    @property (retain, nonatomic) NSArray *items;    
    @end

TABLEVIEW.M

    @interface ClubNewsTableView (PrivateMethods)    
    - (void)loadData;    
    @end     


    @implementation ClubNewsTableView  
    @synthesize clubNewsArray;  
    @synthesize newsreelViewController;  
    @synthesize activityIndicator, items;  

    - (id)initWithStyle:(UITableViewStyle)style  
    {  
    self = [super initWithStyle:style];  
    if (self) {  
    // Custom initialization  

    }  
     return self;    
    }  

    - (void)dealloc  
    {  
    [activityIndicator release];    
    [items release];  
    [clubNewsArray release];  
    [super dealloc];  
    }  

    - (void)didReceiveMemoryWarning  
    {  
    // Releases the view if it doesn't have a superview.  
    [super didReceiveMemoryWarning];  

    // Release any cached data, images, etc that aren't in use.  
     }  


    - (void)viewDidLoad  
    {  
        [super viewDidLoad];  

        // Uncomment the following line to preserve selection between presentations.  
        // self.clearsSelectionOnViewWillAppear = NO;  

        // Uncomment the following line to display an Edit button in the navigation bar for this view controller.  
        // self.navigationItem.rightBarButtonItem = self.editButtonItem;  
        UIActivityIndicatorView *indicator = [[UIActivityIndicatorView alloc]  initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhite];    
       indicator.hidesWhenStopped = YES;    
        [indicator stopAnimating];    
        self.activityIndicator = indicator;    
        [indicator release];    

        UIBarButtonItem *rightButton = [[UIBarButtonItem alloc] initWithCustomView:indicator];    
        self.navigationItem.rightBarButtonItem = rightButton;    
        [rightButton release];    
    }  

    - (void)viewDidUnload  
    {  
        [super viewDidUnload];  
        self.clubNewsArray = nil;  
        // Release any retained subviews of the main view.  
        // e.g. self.myOutlet = nil;  
    }  

    - (void)viewWillAppear:(BOOL)animated  
    {  
        [super viewWillAppear:animated];  
    }  

    - (void)viewDidAppear:(BOOL)animated  
    {  
        [self loadData];  
        [super viewDidAppear:animated];  
    }  

    - (void)loadData {    
        if (items == nil) {    
            [activityIndicator startAnimating];    

            Parser *rssParser = [[Parser alloc] init];    
            [rssParser parseRssFeed:@"http://www.clontarfrugby.com/feed/" withDelegate:self];    

            [rssParser release];    

        } else {    
            [self.tableView reloadData];    
        }    

    }    

    - (void)receivedItems:(NSArray *)theItems {    
        items = theItems;    
        [self.tableView reloadData];    
        [activityIndicator stopAnimating];    
    }    

    - (void)viewWillDisappear:(BOOL)animated  
    {  
        [super viewWillDisappear:animated];  
    }  

    - (void)viewDidDisappear:(BOOL)animated  
    {  
        [super viewDidDisappear:animated];  
    }  

    - (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation  
    {  
        // Return YES for supported orientations  
        return (interfaceOrientation == UIInterfaceOrientationPortrait);  
    }  

    - (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView  
    {  
    //#warning Potentially incomplete method implementation.  
        // Return the number of sections.  
        return 1;  
    }  

    - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section  
    {  
    //#warning Incomplete method implementation.  
        // Return the number of rows in the section.  
        return [items count];  
    }  

    - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath  
    {  
        static NSString *CellIdentifier = @"Cell";  

        UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];  
        if (cell == nil) {  
            cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];  
        }  

        // Configure the cell...  
        cell.textLabel.text = [[items objectAtIndex:indexPath.row] objectForKey:@"title"];    
        cell.detailTextLabel.text = [[items objectAtIndex:indexPath.row] objectForKey:@"date"];    

        NSString *imageName = [[items objectAtIndex:indexPath.row] objectForKey:@"image"];  
        UIImageView *titleImage = (UIImageView *)[cell viewWithTag:2];  
        UIImage *image = [UIImage imageNamed:imageName];    
        [titleImage setImage:image];  


        // Format date    
        NSDateFormatter *dateFormatter = [[[NSDateFormatter alloc] init] autorelease];      
        [dateFormatter setDateStyle:NSDateFormatterMediumStyle];    
        [dateFormatter setTimeStyle:NSDateFormatterNoStyle];    
        //cell.detailTextLabel.text = [[[[self rssParser]rssItems]objectAtIndex:indexPath.row]description];  
        //cell.detailTextLabel.text = [[items objectAtIndex:indexPath.row]   objectForKey:@"date"];    
        cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;    
        return cell;    
    }  

    - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath         *)indexPath  
    {  
        // Navigation logic may go here. Create and push another view controller.  
        /*
         <#DetailViewController#> *detailViewController = [[<#DetailViewController#> alloc] initWithNibName:@"<#Nib name#>" bundle:nil];
         // ...
         // Pass the selected object to the new view controller.
         [self.navigationController pushViewController:detailViewController animated:YES];
         [detailViewController release];
         */

        NSDictionary *theItem = [items objectAtIndex:indexPath.row];    
        NewsreelViewController *nextController = [[NewsreelViewController alloc] initWithNibName:@"NewsreelViewController" bundle:nil];  
        nextController.item=theItem;    
        [self.navigationController pushViewController:nextController animated:YES];    
        [nextController release];   

    }  

    @end

DETAILVIEW.H

     #import <UIKit/UIKit.h>


    @interface NewsreelViewController : UIViewController {
NSDictionary *item;  
IBOutlet UILabel *itemTitle;  
IBOutlet UILabel *itemDate;  
IBOutlet UIWebView *itemSummary; 
IBOutlet UIWebView *itemImage;
     }  

    @property (retain, nonatomic) NSDictionary *item;  
    @property (retain, nonatomic) IBOutlet UILabel *itemTitle;  
    @property (retain, nonatomic) IBOutlet UILabel *itemDate;  
    @property (retain, nonatomic) IBOutlet UIWebView *itemSummary; 
    @property (retain, nonatomic) IBOutlet UIWebView *itemImage;

    - (id)initWithItem:(NSDictionary *)theItem;  

    @end

DETAILVIEW.M

    @implementation NewsreelViewController
    @synthesize item, itemTitle, itemDate, itemSummary, itemImage;
    - (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
    {
        self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
        if (self) {
            // Custom initialization
        }
        return self;
    }

    - (void)dealloc
    {
        [item release];  
        [itemTitle release];  
        [itemDate release];  
        [itemSummary release];  
        [itemImage release];
        [super dealloc];
    }

    - (void)didReceiveMemoryWarning
    {
        // Releases the view if it doesn't have a superview.
        [super didReceiveMemoryWarning];

        // Release any cached data, images, etc that aren't in use.
    }

    #pragma mark - View lifecycle

    - (id)initWithItem:(NSDictionary *)theItem {  
        if (self = [super initWithNibName:@"Detail" bundle:nil]) {  
            self.item = theItem;  
            self.title = [item objectForKey:@"title"];  
        }  

        return self;  
    }   

    - (void)viewDidLoad {  
        [super viewDidLoad];  

        self.itemTitle.text = [item objectForKey:@"title"];  

        NSDateFormatter *dateFormatter = [[[NSDateFormatter alloc] init] autorelease];    
        [dateFormatter setDateStyle:NSDateFormatterMediumStyle];  
        [dateFormatter setTimeStyle:NSDateFormatterNoStyle];  

        self.itemDate.text = [item objectForKey:@"date"];  
        [self.itemImage loadHTMLString:[item objectForKey:@"image"] baseURL:nil];
        [self.itemSummary loadHTMLString:[item objectForKey:@"summary"] baseURL:nil];  
    }

    - (void)viewDidUnload
    {
        [super viewDidUnload];
        // Release any retained subviews of the main view.
        // e.g. self.myOutlet = nil;
    }

    - (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
    {
        // Return YES for supported orientations
        return (interfaceOrientation == UIInterfaceOrientationPortrait);
    }
    @end

Answer 1

如果要在webview中显示内容，请尝试

webview.scalesPageToFit = YES;

一切顺利。

试图在iPhone应用程序中显示rss feed的全文

1 个答案: