//
// ViewController.m
// test_UIscrollView_03
//
// Created by admin on 4/19/16.
// Copyright © 2016 jeffasd. All rights reserved.
//
#import "ViewController.h"
#define VIEW_WIDTH self.view.frame.size.width
#define VIEW_HEIGHT self.view.frame.size.height
@interface ViewController () <UIScrollViewDelegate>
@property (nonatomic, strong)UIScrollView *scrollView;
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
[self.view addSubview:self.scrollView];
}
- (UIScrollView *)scrollView{
if (_scrollView == nil) {
_scrollView = [[UIScrollView alloc] initWithFrame:CGRectMake(0, 0, VIEW_WIDTH, VIEW_HEIGHT)];
// _scrollView = [UIScrollView new];
// _scrollView.backgroundColor = [UIColor cyanColor];
UIView *view = [UIView new];
view.backgroundColor = [UIColor cyanColor];
view.frame = self.view.bounds;
[_scrollView addSubview:view];
_scrollView.delegate = self;
_scrollView.alwaysBounceVertical = YES;
_scrollView.contentInset = UIEdgeInsetsMake(100, 0, 0, 0);
_scrollView.contentSize = CGSizeMake(VIEW_WIDTH, VIEW_HEIGHT);
}
return _scrollView;
}
- (void)scrollViewDidScroll:(UIScrollView *)scrollView{
NSLog(@"scrollView contentInset is %@", NSStringFromUIEdgeInsets(scrollView.contentInset));
NSLog(@"scrollView contentOffset is %@", NSStringFromCGPoint(scrollView.contentOffset));
NSLog(@"scrollView contentSize is %@", NSStringFromCGSize(scrollView.contentSize));
}
//- (void)scrollViewWillBeginDragging:(UIScrollView *)scrollView{
//
//}
//- (void)scrollViewWillEndDragging:(UIScrollView *)scrollView withVelocity:(CGPoint)velocity targetContentOffset:(inout CGPoint *)targetContentOffset NS_AVAILABLE_IOS(5_0);
//- (void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate;
//- (void)scrollViewWillBeginDecelerating:(UIScrollView *)scrollView; // called on finger up as we are moving
- (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView{
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
@end
