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added refreshEnabledProperty which allows to disable/enable refresh manually #13

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added refreshEnabledProperty which allows to disable/enable refresh manually #13

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2 changes: 2 additions & 0 deletions Classes/PullRefreshTableViewController.h
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,7 @@
NSString *textPull;
NSString *textRelease;
NSString *textLoading;
BOOL refreshEnabled;
}

@property (nonatomic, retain) UIView *refreshHeaderView;
Expand All @@ -49,6 +50,7 @@
@property (nonatomic, copy) NSString *textPull;
@property (nonatomic, copy) NSString *textRelease;
@property (nonatomic, copy) NSString *textLoading;
@property (nonatomic, assign) BOOL refreshEnabled;

- (void)setupStrings;
- (void)addPullToRefreshHeader;
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13 changes: 10 additions & 3 deletions Classes/PullRefreshTableViewController.m
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Original file line number Diff line number Diff line change
Expand Up @@ -35,7 +35,7 @@

@implementation PullRefreshTableViewController

@synthesize textPull, textRelease, textLoading, refreshHeaderView, refreshLabel, refreshArrow, refreshSpinner;
@synthesize textPull, textRelease, textLoading, refreshHeaderView, refreshLabel, refreshArrow, refreshSpinner, refreshEnabled;

- (id)initWithStyle:(UITableViewStyle)style {
self = [super initWithStyle:style];
Expand Down Expand Up @@ -70,6 +70,7 @@ - (void)setupStrings{
textPull = [[NSString alloc] initWithString:@"Pull down to refresh..."];
textRelease = [[NSString alloc] initWithString:@"Release to refresh..."];
textLoading = [[NSString alloc] initWithString:@"Loading..."];
refreshEnabled = YES;
}

- (void)addPullToRefreshHeader {
Expand All @@ -93,6 +94,7 @@ - (void)addPullToRefreshHeader {
[refreshHeaderView addSubview:refreshLabel];
[refreshHeaderView addSubview:refreshArrow];
[refreshHeaderView addSubview:refreshSpinner];
refreshHeaderView.hidden = !refreshEnabled;
[self.tableView addSubview:refreshHeaderView];
}

Expand All @@ -108,7 +110,7 @@ - (void)scrollViewDidScroll:(UIScrollView *)scrollView {
self.tableView.contentInset = UIEdgeInsetsZero;
else if (scrollView.contentOffset.y >= -REFRESH_HEADER_HEIGHT)
self.tableView.contentInset = UIEdgeInsetsMake(-scrollView.contentOffset.y, 0, 0, 0);
} else if (isDragging && scrollView.contentOffset.y < 0) {
} else if (refreshEnabled && isDragging && scrollView.contentOffset.y < 0) {
// Update the arrow direction and label
[UIView beginAnimations:nil context:NULL];
if (scrollView.contentOffset.y < -REFRESH_HEADER_HEIGHT) {
Expand All @@ -126,7 +128,7 @@ - (void)scrollViewDidScroll:(UIScrollView *)scrollView {
- (void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate {
if (isLoading) return;
isDragging = NO;
if (scrollView.contentOffset.y <= -REFRESH_HEADER_HEIGHT) {
if (refreshEnabled && scrollView.contentOffset.y <= -REFRESH_HEADER_HEIGHT) {
// Released above the header
[self startLoading];
}
Expand Down Expand Up @@ -168,6 +170,11 @@ - (void)stopLoadingComplete:(NSString *)animationID finished:(NSNumber *)finishe
[refreshSpinner stopAnimating];
}

-(void)setRefreshEnabled:(BOOL)enabled{
refreshEnabled = enabled;
refreshHeaderView.hidden = !enabled;
}

- (void)refresh {
// This is just a demo. Override this method with your custom reload action.
// Don't forget to call stopLoading at the end.
Expand Down