handsontable/shortcutContexts/commands/extendCellsSelection/toMostBottom.js

Handsontable is a JavaScript Data Grid available for React, Angular and Vue.

"use strict";

exports.__esModule = true;
const command = exports.command = {
  name: 'extendCellsSelectionToMostBottom',
  callback(hot) {
    const {
      selection,
      rowIndexMapper
    } = hot;
    const {
      highlight,
      from,
      to
    } = hot.getSelectedRangeLast();
    const isFocusHighlightedByHeader = highlight.isHeader() && selection.isSelectedByRowHeader();
    if (highlight.isCell() || isFocusHighlightedByHeader) {
      const row = rowIndexMapper.getNearestNotHiddenIndex(hot.countRows() - 1, -1);
      const newFrom = from.clone();
      newFrom.row = highlight.row;
      selection.markSource('keyboard');
      selection.setRangeStart(newFrom, undefined, false, highlight.clone());

      // Restore the row highlight by header flag after setting up a new selection.
      if (isFocusHighlightedByHeader) {
        selection.selectedByRowHeader.add(selection.getLayerLevel());
      }
      selection.setRangeEnd(hot._createCellCoords(row, to.col));
      selection.markEndSource();
    }
  }
};