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Floating UITableView section headers when scrolling. #3

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Floating UITableView section headers when scrolling. #3

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5f8fc1c
Fix floating table section headers when scrolling
justjimmy Mar 27, 2014
076ac14
reverse changes in podspec
justjimmy Mar 27, 2014
3e61563
add method - (AAPullToRefresh *)addPullToRefreshPosition:(AAPullToRef…
justjimmy Apr 15, 2014
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1 change: 1 addition & 0 deletions AAPullToRefresh/AAPullToRefresh.h
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Original file line number Diff line number Diff line change
Expand Up @@ -37,4 +37,5 @@ typedef NS_ENUM(NSUInteger, AAPullToRefreshPosition) {

@interface UIScrollView (AAPullToRefresh)
- (AAPullToRefresh *)addPullToRefreshPosition:(AAPullToRefreshPosition)position actionHandler:(void (^)(AAPullToRefresh *v))handler;
- (AAPullToRefresh *)addPullToRefreshPosition:(AAPullToRefreshPosition)position image:(UIImage *)image actionHandler:(void (^)(AAPullToRefresh *v))handler;
@end
43 changes: 42 additions & 1 deletion AAPullToRefresh/AAPullToRefresh.m
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Expand Up @@ -34,6 +34,37 @@ - (AAPullToRefresh *)addPullToRefreshPosition:(AAPullToRefreshPosition)position

return view;
}

- (AAPullToRefresh *)addPullToRefreshPosition:(AAPullToRefreshPosition)position image:(UIImage *)image actionHandler:(void (^)(AAPullToRefresh *v))handler
{
AAPullToRefresh *view = [[AAPullToRefresh alloc] initWithImage:image
position:position];
switch (view.position) {
case AAPullToRefreshPositionTop:
case AAPullToRefreshPositionBottom:
view.frame = CGRectMake((self.bounds.size.width - view.bounds.size.width)/2,
-view.bounds.size.height, view.bounds.size.width, view.bounds.size.height);
break;
case AAPullToRefreshPositionLeft:
view.frame = CGRectMake(-view.bounds.size.width, self.bounds.size.height/2.0f, view.bounds.size.width, view.bounds.size.height);
break;
case AAPullToRefreshPositionRight:
view.frame = CGRectMake(self.bounds.size.width, self.bounds.size.height/2.0f, view.bounds.size.width, view.bounds.size.height);
break;
default:
break;
}

view.pullToRefreshHandler = handler;
view.scrollView = self;
view.originalInsetTop = self.contentInset.top;
view.originalInsetBottom = self.contentInset.bottom;
view.showPullToRefresh = YES;
[self addSubview:view];

return view;
}

@end

@interface AAPullToRefreshBackgroundLayer : CALayer
Expand Down Expand Up @@ -363,8 +394,18 @@ - (void)scrollViewDidScroll:(CGPoint)contentOffset
}
break;
case AAPullToRefreshStateStopped: // finish
case AAPullToRefreshStateLoading: // wait until stopIndicatorAnimation
break;
case AAPullToRefreshStateLoading:
{
if (self.position == AAPullToRefreshPositionTop) {
CGFloat height = self.bounds.size.height + 20.0f;
CGFloat insetAdjustment = yOffset < 0 ? fmaxf(0, height + yOffset) : height;
UIEdgeInsets currentInsets = self.scrollView.contentInset;
currentInsets.top = height - insetAdjustment;
self.scrollView.contentInset = currentInsets;
}
break;
}
default:
break;
}
Expand Down