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Use 'visibleLength' if 'contentLength' is less

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Summary: This prevents the 'distanceFromEnd' from being negative when 'offset' is zero, for example.
Closes https://github.com/facebook/react-native/pull/3074

Reviewed By: svcscm

Differential Revision: D2610771

Pulled By: sahrens

fb-gh-sync-id: f878f1c1b865063294013c3bb96b90831877d372
This commit is contained in:
aleclarsoniv
2015-11-03 10:11:51 -08:00
committed by facebook-github-bot-4
parent 2797bc2069
commit 5dd3b88a81
1 changed files with 5 additions and 3 deletions
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8
Libraries/CustomComponents/ListView/ListView.js
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@@ -500,9 +500,11 @@ var ListView = React.createClass({
}, },
_getDistanceFromEnd: function(scrollProperties) { _getDistanceFromEnd: function(scrollProperties) {
return scrollProperties.contentLength - var maxLength = Math.max(
scrollProperties.visibleLength - scrollProperties.contentLength,
scrollProperties.offset; scrollProperties.visibleLength
);
return maxLength - scrollProperties.visibleLength - scrollProperties.offset;
}, },
_updateVisibleRows: function(updatedFrames) { _updateVisibleRows: function(updatedFrames) {