RestKit/Examples/RKTwitter/Classes/RKTwitterViewController.m

//
//  RKTwitterViewController.m
//  RKTwitter
//
//  Created by Blake Watters on 9/5/10.
//  Copyright (c) 2009-2012 RestKit. All rights reserved.
//

#import "RKTwitterViewController.h"
#import "RKTStatus.h"

@interface RKTwitterViewController (Private)
- (void)loadData;
@end

@implementation RKTwitterViewController

- (void)loadTimeline {
    // Load the object model via RestKit
    RKObjectManager* objectManager = [RKObjectManager sharedManager];
    objectManager.client.baseURL = [RKURL URLWithString:@"http://www.twitter.com"];
    [objectManager loadObjectsAtResourcePath:@"/status/user_timeline/RestKit" delegate:self];
}

- (void)loadView {
    [super loadView];

    // Setup View and Table View
    self.title = @"RestKit Tweets";
    [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackTranslucent;
    self.navigationController.navigationBar.tintColor = [UIColor blackColor];
    self.navigationItem.rightBarButtonItem = [[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemRefresh target:self action:@selector(loadTimeline)] autorelease];

    UIImageView* imageView = [[[UIImageView alloc] initWithImage:[UIImage imageNamed:@"BG.png"]] autorelease];
    imageView.frame = CGRectOffset(imageView.frame, 0, -64);

    [self.view insertSubview:imageView atIndex:0];

    _tableView = [[UITableView alloc] initWithFrame:CGRectMake(0, 0, 320, 480-64) style:UITableViewStylePlain];
    _tableView.dataSource = self;
    _tableView.delegate = self;
    _tableView.backgroundColor = [UIColor clearColor];
    _tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
    [self.view addSubview:_tableView];

    [self loadTimeline];
}

- (void)dealloc {
    [_tableView release];
    [_statuses release];
    [super dealloc];
}

#pragma mark RKObjectLoaderDelegate methods

- (void)request:(RKRequest*)request didLoadResponse:(RKResponse*)response {
    NSLog(@"Loaded payload: %@", [response bodyAsString]);
}

- (void)objectLoader:(RKObjectLoader*)objectLoader didLoadObjects:(NSArray*)objects {
    NSLog(@"Loaded statuses: %@", objects);
    [_statuses release];
    _statuses = [objects retain];
    [_tableView reloadData];
}

- (void)objectLoader:(RKObjectLoader*)objectLoader didFailWithError:(NSError*)error {
    UIAlertView* alert = [[[UIAlertView alloc] initWithTitle:@"Error" message:[error localizedDescription] delegate:nil cancelButtonTitle:@"OK" otherButtonTitles:nil] autorelease];
    [alert show];
    NSLog(@"Hit error: %@", error);
}

#pragma mark UITableViewDelegate methods

- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
    CGSize size = [[[_statuses objectAtIndex:indexPath.row] text] sizeWithFont:[UIFont systemFontOfSize:14] constrainedToSize:CGSizeMake(300, 9000)];
    return size.height + 10;
}

#pragma mark UITableViewDataSource methods

- (NSInteger)tableView:(UITableView *)table numberOfRowsInSection:(NSInteger)section {
    return [_statuses count];
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    NSString* reuseIdentifier = @"Tweet Cell";
    UITableViewCell* cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
    if (nil == cell) {
        cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:reuseIdentifier] autorelease];
        cell.textLabel.font = [UIFont systemFontOfSize:14];
        cell.textLabel.numberOfLines = 0;
        cell.textLabel.backgroundColor = [UIColor clearColor];
        cell.contentView.backgroundColor = [UIColor colorWithPatternImage:[UIImage imageNamed:@"listbg.png"]];
    }
    cell.textLabel.text = [[_statuses objectAtIndex:indexPath.row] text];
    return cell;
}

@end