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Timeline: Scroll to bottom even if last row is taller than screen

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This commit is contained in:
Scott Nonnenberg 2019-09-13 16:33:02 -07:00
parent 095cd884a2
commit bd13a2087f
1 changed files with 39 additions and 24 deletions
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63
patches/react-virtualized+9.21.0.patch
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@ -24,7 +24,7 @@ index d9716a0..e7a9f9f 100644
}
}
diff --git a/node_modules/react-virtualized/dist/commonjs/CellMeasurer/CellMeasurerCache.js b/node_modules/react-virtualized/dist/commonjs/CellMeasurer/CellMeasurerCache.js
index 262776b..95d6a80 100644
index 262776b..156cf0f 100644
--- a/node_modules/react-virtualized/dist/commonjs/CellMeasurer/CellMeasurerCache.js
+++ b/node_modules/react-virtualized/dist/commonjs/CellMeasurer/CellMeasurerCache.js
@@ -65,6 +65,7 @@ var CellMeasurerCache = function () {
@ -70,7 +70,7 @@ index 262776b..95d6a80 100644
this._cellHeightCache[key] = height;
this._cellWidthCache[key] = width;
diff --git a/node_modules/react-virtualized/dist/commonjs/Grid/Grid.js b/node_modules/react-virtualized/dist/commonjs/Grid/Grid.js
index e1b959a..31f3b56 100644
index e1b959a..89163a5 100644
--- a/node_modules/react-virtualized/dist/commonjs/Grid/Grid.js
+++ b/node_modules/react-virtualized/dist/commonjs/Grid/Grid.js
@@ -132,6 +132,9 @@ var Grid = function (_React$PureComponent) {
@ -155,7 +155,7 @@ index e1b959a..31f3b56 100644
});
this._maybeCallOnScrollbarPresenceChange();
@@ -584,6 +616,60 @@ var Grid = function (_React$PureComponent) {
@@ -584,6 +616,65 @@ var Grid = function (_React$PureComponent) {
}
}
@ -198,25 +198,30 @@ index e1b959a..31f3b56 100644
+ if (scrollToRow >= 0 && !this._hasScrolledToRowTarget) {
+ const scrollBottom = scrollTop + height;
+ const targetRow = instanceProps.rowSizeAndPositionManager.getSizeAndPositionOfCell(scrollToRow);
+ const maxScroll = totalRowsHeight - height;
+
+ let isVisible = false;
+ if (targetRow.size <= height) {
+ const targetRowBottom = targetRow.offset + targetRow.size;
+ isVisible = (targetRow.offset >= scrollTop && targetRowBottom <= scrollBottom);
+ // When scrolling to bottom row, we want to go all the way to the bottom
+ if (scrollToRow === rowCount - 1) {
+ this._hasScrolledToRowTarget = scrollTop >= maxScroll;
+ } else {
+ isVisible = (targetRow.offset >= scrollTop && targetRow.offset <= scrollBottom);
+ }
+ let isVisible = false;
+ if (targetRow.size <= height) {
+ const targetRowBottom = targetRow.offset + targetRow.size;
+ isVisible = (targetRow.offset >= scrollTop && targetRowBottom <= scrollBottom);
+ } else {
+ isVisible = (targetRow.offset >= scrollTop && targetRow.offset <= scrollBottom);
+ }
+
+ if (isVisible) {
+ const maxScroll = totalRowsHeight - height;
+ this._hasScrolledToRowTarget = (scrollTop >= maxScroll || targetRow.offset === scrollTop);
+ if (isVisible) {
+ this._hasScrolledToRowTarget = (scrollTop >= maxScroll || targetRow.offset === scrollTop);
+ }
+ }
+ }
+
// Special case where the previous size was 0:
// In this case we don't show any windowed cells at all.
// So we should always recalculate offset afterwards.
@@ -594,6 +680,8 @@ var Grid = function (_React$PureComponent) {
@@ -594,6 +685,8 @@ var Grid = function (_React$PureComponent) {
if (this._recomputeScrollLeftFlag) {
this._recomputeScrollLeftFlag = false;
this._updateScrollLeftForScrollToColumn(this.props);
@ -225,7 +230,7 @@ index e1b959a..31f3b56 100644
} else {
(0, _updateScrollIndexHelper2.default)({
cellSizeAndPositionManager: instanceProps.columnSizeAndPositionManager,
@@ -616,6 +704,8 @@ var Grid = function (_React$PureComponent) {
@@ -616,6 +709,8 @@ var Grid = function (_React$PureComponent) {
if (this._recomputeScrollTopFlag) {
this._recomputeScrollTopFlag = false;
this._updateScrollTopForScrollToRow(this.props);
@ -234,13 +239,7 @@ index e1b959a..31f3b56 100644
} else {
(0, _updateScrollIndexHelper2.default)({
cellSizeAndPositionManager: instanceProps.rowSizeAndPositionManager,
@@ -630,24 +720,55 @@ var Grid = function (_React$PureComponent) {
size: height,
sizeJustIncreasedFromZero: sizeJustIncreasedFromZero,
updateScrollIndexCallback: function updateScrollIndexCallback() {
- return _this2._updateScrollTopForScrollToRow(_this2.props);
+ _this2._updateScrollLeftForScrollToColumn(_this2.props);
}
@@ -635,19 +730,50 @@ var Grid = function (_React$PureComponent) {
});
}
@ -295,7 +294,7 @@ index e1b959a..31f3b56 100644
});
}
@@ -909,6 +1030,11 @@ var Grid = function (_React$PureComponent) {
@@ -909,6 +1035,11 @@ var Grid = function (_React$PureComponent) {
visibleRowIndices: visibleRowIndices
});
@ -307,7 +306,7 @@ index e1b959a..31f3b56 100644
// update the indices
this._columnStartIndex = columnStartIndex;
this._columnStopIndex = columnStopIndex;
@@ -962,7 +1088,11 @@ var Grid = function (_React$PureComponent) {
@@ -962,7 +1093,11 @@ var Grid = function (_React$PureComponent) {
var scrollLeft = _ref6.scrollLeft,
scrollTop = _ref6.scrollTop,
totalColumnsWidth = _ref6.totalColumnsWidth,
@ -320,7 +319,7 @@ index e1b959a..31f3b56 100644
this._onScrollMemoizer({
callback: function callback(_ref7) {
@@ -973,19 +1103,26 @@ var Grid = function (_React$PureComponent) {
@@ -973,19 +1108,26 @@ var Grid = function (_React$PureComponent) {
onScroll = _props7.onScroll,
width = _props7.width;
@ -350,6 +349,22 @@ index e1b959a..31f3b56 100644
}
});
}
@@ -1325,6 +1467,15 @@ var Grid = function (_React$PureComponent) {
var totalColumnsWidth = instanceProps.columnSizeAndPositionManager.getTotalSize();
var scrollBarSize = instanceProps.scrollbarSizeMeasured && totalColumnsWidth > width ? instanceProps.scrollbarSize : 0;
+ // If we're scrolling to the last row, then we scroll as far as we can,
+ // even if we can't see the entire row. We need to be at the bottom.
+ if (targetIndex === finalRow) {
+ const totalHeight = instanceProps.rowSizeAndPositionManager.getTotalSize();
+ const maxScroll = totalHeight - height;
+
+ return maxScroll;
+ }
+
return instanceProps.rowSizeAndPositionManager.getUpdatedOffsetForIndex({
align: scrollToAlignment,
containerSize: height - scrollBarSize,
diff --git a/node_modules/react-virtualized/dist/commonjs/Grid/accessibilityOverscanIndicesGetter.js b/node_modules/react-virtualized/dist/commonjs/Grid/accessibilityOverscanIndicesGetter.js
index 70b0abe..8e12ffc 100644
--- a/node_modules/react-virtualized/dist/commonjs/Grid/accessibilityOverscanIndicesGetter.js