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Code Issues Releases Wiki Activity

Simplify simulated unfill

pull/21833/head
Luke Barnard 2017-04-05 17:48:24 +01:00
parent 5737994957
commit 47f29b9454
1 changed files with 8 additions and 8 deletions
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16
src/components/structures/ScrollPanel.js
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@ -344,17 +344,17 @@ module.exports = React.createClass({
// pagination. // pagination.
// //
// If backwards is true, we unpaginate (remove) tiles from the back (top). // If backwards is true, we unpaginate (remove) tiles from the back (top).
let i = backwards ? 0 : tiles.length - 1; for (let i = 0; i < tiles.length; i++) {
while ( const tile = tiles[backwards ? tiles.length - 1 - i : i];
(backwards ? i < tiles.length : i > 0) && excessHeight > tiles[i].clientHeight
) {
// Subtract height of tile as if it were unpaginated // Subtract height of tile as if it were unpaginated
excessHeight -= tiles[i].clientHeight; excessHeight -= tile.clientHeight;
// The tile may not have a scroll token, so guard it // The tile may not have a scroll token, so guard it
if (tiles[i].dataset.scrollToken) { if (tile.dataset.scrollToken) {
markerScrollToken = tiles[i].dataset.scrollToken; markerScrollToken = tile.dataset.scrollToken;
}
if (tile.clientHeight > excessHeight) {
break;
} }
i += backwards ? 1 : -1;
} }
if (markerScrollToken) { if (markerScrollToken) {