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Fix React Native multiline TextInput container overflow #56836

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Fix React Native multiline TextInput container overflow #56836

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5 changes: 5 additions & 0 deletions packages/react-native/Libraries/Text/TextInput/Multiline/RCTUITextView.mm
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Original file line number Diff line number Diff line change
Expand Up @@ -281,6 +281,11 @@ - (void)layoutSubviews
[super layoutSubviews];

CGRect textFrame = UIEdgeInsetsInsetRect(self.bounds, self.textContainerInset);

// Sync NSTextContainer.size with the current container bounds to prevent
// _UITextLayoutFragmentView from retaining a stale width after frame changes.
self.textContainer.size = CGSizeMake(textFrame.size.width, CGFLOAT_MAX);

CGFloat placeholderHeight = [_placeholderView sizeThatFits:textFrame.size].height;
textFrame.size.height = MIN(placeholderHeight, textFrame.size.height);
_placeholderView.frame = textFrame;
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