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Fix issue with swipe to delete cell gesture. #trivial #46

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merged 1 commit into from
Apr 29, 2017
Merged

Fix issue with swipe to delete cell gesture. #trivial #46

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40 changes: 40 additions & 0 deletions Source/ASTableView.mm
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Original file line number Diff line number Diff line change
Expand Up @@ -51,6 +51,26 @@
return __val; \
}

#define UITABLEVIEW_RESPONDS_TO_SELECTOR() \
({ \
static BOOL superResponds; \
static dispatch_once_t onceToken; \
dispatch_once(&onceToken, ^{ \
superResponds = [UITableView instancesRespondToSelector:_cmd]; \
}); \
superResponds; \
})

@interface UITableView (ScrollViewDelegate)

- (void)scrollViewDidScroll:(UIScrollView *)scrollView;
- (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView;
- (void)scrollViewWillBeginDragging:(UIScrollView *)scrollView;
- (void)scrollViewWillEndDragging:(UIScrollView *)scrollView withVelocity:(CGPoint)velocity targetContentOffset:(inout CGPoint *)targetContentOffset;
- (void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate;

@end

#pragma mark -
#pragma mark ASCellNode<->UITableViewCell bridging.

Expand Down Expand Up @@ -1173,6 +1193,10 @@ - (void)tableView:(UITableView *)tableView performAction:(nonnull SEL)action for

- (void)scrollViewDidScroll:(UIScrollView *)scrollView
{
if (scrollView != self && UITABLEVIEW_RESPONDS_TO_SELECTOR()) {
[super scrollViewDidScroll:scrollView];
return;
}
// If a scroll happenes the current range mode needs to go to full
ASInterfaceState interfaceState = [self interfaceStateForRangeController:_rangeController];
if (ASInterfaceStateIncludesVisible(interfaceState)) {
Expand All @@ -1192,6 +1216,10 @@ - (void)scrollViewDidScroll:(UIScrollView *)scrollView

- (void)scrollViewWillEndDragging:(UIScrollView *)scrollView withVelocity:(CGPoint)velocity targetContentOffset:(inout CGPoint *)targetContentOffset
{
if (scrollView != self && UITABLEVIEW_RESPONDS_TO_SELECTOR()) {
[super scrollViewWillEndDragging:scrollView withVelocity:velocity targetContentOffset:targetContentOffset];
return;
}
CGPoint contentOffset = scrollView.contentOffset;
_deceleratingVelocity = CGPointMake(
contentOffset.x - ((targetContentOffset != NULL) ? targetContentOffset->x : 0),
Expand All @@ -1210,6 +1238,10 @@ - (void)scrollViewWillEndDragging:(UIScrollView *)scrollView withVelocity:(CGPoi

- (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView
{
if (scrollView != self && UITABLEVIEW_RESPONDS_TO_SELECTOR()) {
[super scrollViewDidEndDecelerating:scrollView];
return;
}
_deceleratingVelocity = CGPointZero;

if (_asyncDelegateFlags.scrollViewDidEndDecelerating) {
Expand All @@ -1219,6 +1251,10 @@ - (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView

- (void)scrollViewWillBeginDragging:(UIScrollView *)scrollView
{
if (scrollView != self && UITABLEVIEW_RESPONDS_TO_SELECTOR()) {
[super scrollViewWillBeginDragging:scrollView];
return;
}
for (_ASTableViewCell *tableViewCell in _cellsForVisibilityUpdates) {
[[tableViewCell node] cellNodeVisibilityEvent:ASCellNodeVisibilityEventWillBeginDragging
inScrollView:scrollView
Expand All @@ -1231,6 +1267,10 @@ - (void)scrollViewWillBeginDragging:(UIScrollView *)scrollView

- (void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate
{
if (scrollView != self && UITABLEVIEW_RESPONDS_TO_SELECTOR()) {
[super scrollViewDidEndDragging:scrollView willDecelerate:decelerate];
return;
}
for (_ASTableViewCell *tableViewCell in _cellsForVisibilityUpdates) {
[[tableViewCell node] cellNodeVisibilityEvent:ASCellNodeVisibilityEventDidEndDragging
inScrollView:scrollView
Expand Down