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Fixed multiline text input placeholder size (#23742)

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Summary:
After #23738 , we can add more text attributes to placeholder, so now, let's update the calculation of placeholder size based on placeholder attributes.

[iOS] [Fixed] - Fixed multiline text input placeholder size
Pull Request resolved: https://github.com/facebook/react-native/pull/23742

Differential Revision: D14320489

Pulled By: cpojer

fbshipit-source-id: 6b0f07fe7406d5c99c7280d584f8b8e51fc84c00
This commit is contained in:
zhongwuzw
2019-03-04 21:24:01 -08:00
committed by Facebook Github Bot
parent cd18527e77
commit aa3b0d99f4
1 changed files with 1 additions and 1 deletions
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2
Libraries/Text/TextInput/Multiline/RCTUITextView.m
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@@ -186,7 +186,7 @@ static UIColor *defaultPlaceholderColor()
UIEdgeInsets textContainerInset = self.textContainerInset;
NSString *placeholder = self.placeholder ?: @"";
CGSize maxPlaceholderSize = CGSizeMake(UIEdgeInsetsInsetRect(self.bounds, textContainerInset).size.width, CGFLOAT_MAX);
CGSize placeholderSize = [placeholder boundingRectWithSize:maxPlaceholderSize options:NSStringDrawingUsesLineFragmentOrigin attributes:@{NSFontAttributeName: self.font ?: defaultPlaceholderFont()} context:nil].size;
CGSize placeholderSize = [placeholder boundingRectWithSize:maxPlaceholderSize options:NSStringDrawingUsesLineFragmentOrigin attributes:[self placeholderEffectiveTextAttributes] context:nil].size;
placeholderSize = CGSizeMake(RCTCeilPixelValue(placeholderSize.width), RCTCeilPixelValue(placeholderSize.height));
placeholderSize.width += textContainerInset.left + textContainerInset.right;
placeholderSize.height += textContainerInset.top + textContainerInset.bottom;