Infinite Scrolling in UIScrollView
- (void)viewDidLoad
{
[super viewDidLoad];
[theScrollView setContentSize:CGSizeMake(3 * theScrollView.bounds.size.width, theScrollView.bounds.size.height)];
[theScrollView setPagingEnabled:YES];
CGRect aFrame = theScrollView.bounds;
UIView* view;
NSLog(@"Frame: %@", NSStringFromCGRect(aFrame));
view = [[UIView alloc] initWithFrame:aFrame];
[view setBackgroundColor:[UIColor blueColor]];
[theScrollView addSubview:view];
aFrame = CGRectOffset(aFrame, theScrollView.bounds.size.width, 0);
NSLog(@"Frame: %@", NSStringFromCGRect(aFrame));
view = [[UIView alloc] initWithFrame:aFrame];
[view setBackgroundColor:[UIColor redColor]];
[theScrollView addSubview:view];
aFrame = CGRectOffset(aFrame, theScrollView.bounds.size.width, 0);
NSLog(@"Frame: %@", NSStringFromCGRect(aFrame));
view = [[UIView alloc] initWithFrame:aFrame];
[view setBackgroundColor:[UIColor yellowColor]];
[theScrollView addSubview:view];
}
{
[super viewDidLoad];
[theScrollView setContentSize:CGSizeMake(3 * theScrollView.bounds.size.width, theScrollView.bounds.size.height)];
[theScrollView setPagingEnabled:YES];
CGRect aFrame = theScrollView.bounds;
UIView* view;
NSLog(@"Frame: %@", NSStringFromCGRect(aFrame));
view = [[UIView alloc] initWithFrame:aFrame];
[view setBackgroundColor:[UIColor blueColor]];
[theScrollView addSubview:view];
aFrame = CGRectOffset(aFrame, theScrollView.bounds.size.width, 0);
NSLog(@"Frame: %@", NSStringFromCGRect(aFrame));
view = [[UIView alloc] initWithFrame:aFrame];
[view setBackgroundColor:[UIColor redColor]];
[theScrollView addSubview:view];
aFrame = CGRectOffset(aFrame, theScrollView.bounds.size.width, 0);
NSLog(@"Frame: %@", NSStringFromCGRect(aFrame));
view = [[UIView alloc] initWithFrame:aFrame];
[view setBackgroundColor:[UIColor yellowColor]];
[theScrollView addSubview:view];
}
分类:
Objective-C
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