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UIScrollView & adjust offset #38

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UIScrollView & adjust offset #38

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13 changes: 10 additions & 3 deletions Framework/Sources/View/UIScrollView+HLSExtensions.m
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Original file line number Diff line number Diff line change
Expand Up @@ -242,7 +242,7 @@ - (void)adjustOffsetWithKeyboardEndFrameInWindow:(CGRect)keyboardEndFrameInWindo
// Adjust content. Adjust depending on the space available vertically (398 is the horizontal keyboard height on a standard reference iPad)
self.contentInset = UIEdgeInsetsMake(self.contentInset.top,
self.contentInset.left,
keyboardHeightAdjustment + keyboardDistance * (CGRectGetHeight([UIScreen mainScreen].bounds) - CGRectGetHeight(keyboardEndFrameInWindow)) / (768.f - 398.f),
keyboardHeightAdjustment + keyboardDistance,
self.contentInset.right);
self.scrollIndicatorInsets = UIEdgeInsetsMake(self.scrollIndicatorInsets.top,
self.scrollIndicatorInsets.left,
Expand All @@ -251,9 +251,16 @@ - (void)adjustOffsetWithKeyboardEndFrameInWindow:(CGRect)keyboardEndFrameInWindo
[s_adjustedScrollViews addObject:self];

void (^scrollBlock)(CGRect) = ^(CGRect focusRect) {
CGRect focusRectInScrollView = [self convertRect:focusRect fromView:firstResponderView];
CGFloat focusViewYPlusHeight = focusRectInScrollView.origin.y + focusRectInScrollView.size.height;
CGFloat keyboardExpandPosition = CGRectGetHeight(self.bounds) - keyboardHeightAdjustment - keyboardDistance;
[UIView animateWithDuration:0.25 animations:^{
CGRect focusRectInScrollView = [self convertRect:focusRect fromView:firstResponderView];
[self scrollRectToVisible:focusRectInScrollView animated:NO];
if (focusViewYPlusHeight > keyboardExpandPosition) {
[self setContentOffset:CGPointMake(0.f, focusViewYPlusHeight - keyboardExpandPosition) animated:NO];
}
else {
[self setContentOffset:CGPointMake(0.f, -(keyboardExpandPosition - focusViewYPlusHeight)) animated:NO];
}
}];
};

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