RBScrollViewObserver Protocol Reference

Conforms to NSObject
Declared in RBScrollView.h

Overview

An observer to receive scroll view events for an RBScrollView object.

– scrollViewWasTapped:

Called when the scroll view is tapped anywhere.

- (void)scrollViewWasTapped:(nonnull RBScrollView *)scrollView

Parameters

scrollView

The RBScrollView object.

Declared In

RBScrollView.h

– scrollView:willBeginScrollAtOrigin:

Called when a scroll operation will begin.

- (void)scrollView:(nonnull RBScrollView *)scrollView willBeginScrollAtOrigin:(CGPoint)origin

Parameters

scrollView

The RBScrollView object.

origin

The content origin at the start of the scroll operation.

Declared In

RBScrollView.h

– scrollView:didScrollToOrigin:fromOrigin:

Called when the scroll operation did update to the given content offset.

- (void)scrollView:(nonnull RBScrollView *)scrollView didScrollToOrigin:(CGPoint)origin fromOrigin:(CGPoint)fromOrigin

Parameters

scrollView

The RBScrollView object.

origin

The current content offset of the scroll operation.

fromOrigin

The original content offset of the scroll operation.

Declared In

RBScrollView.h

– scrollView:didEndDragging:

Called when the user stopped the dragging interaction part of the scroll.

- (void)scrollView:(nonnull RBScrollView *)scrollView didEndDragging:(BOOL)willDecelerate

Parameters

scrollView

The RBScrollView object.

willDecelerate

Whether or not the scroll will continue in deceleration mode.

Declared In

RBScrollView.h

– scrollView:didFinishScrollToOrigin:fromOrigin:

Called when a scroll operation has finished.

- (void)scrollView:(nonnull RBScrollView *)scrollView didFinishScrollToOrigin:(CGPoint)origin fromOrigin:(CGPoint)fromOrigin

Parameters

scrollView

The RBScrollView object.

origin

The final content offset of the scroll operation.

fromOrigin

The original content offset of the scroll operation.

Declared In

RBScrollView.h

– scrollView:visibleContentFrameDidChangeTo:

Called when the visible content frame has changed.

- (void)scrollView:(nonnull RBScrollView *)scrollView visibleContentFrameDidChangeTo:(CGRect)visibleContentFrame

Parameters

scrollView

The RBScrollView object.

visibleContentFrame

The content frame that is currently visible.

Declared In

RBScrollView.h