Skip to content


Subversion checkout URL

You can clone with
Download ZIP
tree: c8aada8440
Fetching contributors…

Cannot retrieve contributors at this time

executable file 67 lines (48 sloc) 1.746 kb
// LoadImagesOperation.m
// DrillDown
// Created by Paul Booth on 22/07/2010.
// Copyright 2010 __MyCompanyName__. All rights reserved.
#import "LoadImagesOperation.h"
#import "NSOperation+ActivityIndicator.h"
@implementation LoadImagesOperation
@interface LoadImagesOperation(Private)
-(UIImage *)loadImageForKeyPath:(NSString *)keypath;
@synthesize delegate;
@synthesize tweet;
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
[self setNetworkActivityIndicatorVisible:YES];
// Load the images.
UIImage *profileImage = [self loadImageForKeyPath:@"user.profile_image_url"];
UIImage *backgroundImage = [self loadImageForKeyPath:@"user.profile_background_image_url"];
// TODO: Call the delegate method to return the images
NSArray *images = [[NSArray alloc] initWithObjects:profileImage,backgroundImage,nil];
[self performSelectorOnMainThread:@selector(imagesLoaded:) withObject:images waitUntilDone:YES];
[self.tweet release];
[self setNetworkActivityIndicatorVisible:NO];
[pool drain];
#pragma mark -
#pragma mark Private Methods
-(UIImage *)loadImageForKeyPath:(NSString *)keypath
UIImage *theImage = [UIImage imageWithData:[NSData dataWithContentsOfURL:[NSURL URLWithString:[self.tweet valueForKeyPath:keypath]]]];
return theImage;
#pragma mark -
#pragma mark Main Thread
-(void)imagesLoaded:(NSArray *)images
// Only make the delegate call if we haven't been cancelled
if (![self isCancelled])
// Make delegate call to pass images back to view
[delegate imagesOperation:self didLoadProfileImage:[images objectAtIndex:0] andBackgroundImage:[images objectAtIndex:1]];
Jump to Line
Something went wrong with that request. Please try again.