Files
railwaysystem/RuoYi-Vue/ruoyi-ui/node_modules2/handsontable/plugins/mergeCells/mergeCells.js
T
2026-09-10 15:40:10 +08:00

1214 lines
46 KiB
JavaScript

"use strict";
exports.__esModule = true;
require("core-js/modules/es.array.push.js");
var _base = require("../base");
var _pluginHooks = _interopRequireDefault(require("../../pluginHooks"));
var _cellsCollection = _interopRequireDefault(require("./cellsCollection"));
var _cellCoords = _interopRequireDefault(require("./cellCoords"));
var _autofill = _interopRequireDefault(require("./calculations/autofill"));
var _selection = _interopRequireDefault(require("./calculations/selection"));
var _toggleMerge = _interopRequireDefault(require("./contextMenuItem/toggleMerge"));
var _array = require("../../helpers/array");
var _object = require("../../helpers/object");
var _console = require("../../helpers/console");
var _number = require("../../helpers/number");
var _utils = require("./utils");
var _element = require("../../helpers/dom/element");
var _browser = require("../../helpers/browser");
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
_pluginHooks.default.getSingleton().register('beforeMergeCells');
_pluginHooks.default.getSingleton().register('afterMergeCells');
_pluginHooks.default.getSingleton().register('beforeUnmergeCells');
_pluginHooks.default.getSingleton().register('afterUnmergeCells');
const PLUGIN_KEY = 'mergeCells';
exports.PLUGIN_KEY = PLUGIN_KEY;
const PLUGIN_PRIORITY = 150;
exports.PLUGIN_PRIORITY = PLUGIN_PRIORITY;
const privatePool = new WeakMap();
const SHORTCUTS_GROUP = PLUGIN_KEY;
/* eslint-disable jsdoc/require-description-complete-sentence */
/**
* @plugin MergeCells
* @class MergeCells
*
* @description
* Plugin, which allows merging cells in the table (using the initial configuration, API or context menu).
*
* @example
*
* ::: only-for javascript
* ```js
* const hot = new Handsontable(document.getElementById('example'), {
* data: getData(),
* mergeCells: [
* {row: 0, col: 3, rowspan: 3, colspan: 3},
* {row: 2, col: 6, rowspan: 2, colspan: 2},
* {row: 4, col: 8, rowspan: 3, colspan: 3}
* ],
* ```
* :::
*
* ::: only-for react
* ```jsx
* <HotTable
* data={getData()}
* // enable plugin
* mergeCells={[
* {row: 0, col: 3, rowspan: 3, colspan: 3},
* {row: 2, col: 6, rowspan: 2, colspan: 2},
* {row: 4, col: 8, rowspan: 3, colspan: 3}
* ]}
* />
* ```
* :::
*/
class MergeCells extends _base.BasePlugin {
static get PLUGIN_KEY() {
return PLUGIN_KEY;
}
static get PLUGIN_PRIORITY() {
return PLUGIN_PRIORITY;
}
constructor(hotInstance) {
super(hotInstance);
privatePool.set(this, {
lastDesiredCoords: null
});
/**
* A container for all the merged cells.
*
* @private
* @type {MergedCellsCollection}
*/
this.mergedCellsCollection = null;
/**
* Instance of the class responsible for all the autofill-related calculations.
*
* @private
* @type {AutofillCalculations}
*/
this.autofillCalculations = null;
/**
* Instance of the class responsible for the selection-related calculations.
*
* @private
* @type {SelectionCalculations}
*/
this.selectionCalculations = null;
}
/**
* Checks if the plugin is enabled in the handsontable settings. This method is executed in {@link Hooks#beforeInit}
* hook and if it returns `true` then the {@link MergeCells#enablePlugin} method is called.
*
* @returns {boolean}
*/
isEnabled() {
return !!this.hot.getSettings()[PLUGIN_KEY];
}
/**
* Enables the plugin functionality for this Handsontable instance.
*/
enablePlugin() {
var _this = this;
if (this.enabled) {
return;
}
this.mergedCellsCollection = new _cellsCollection.default(this);
this.autofillCalculations = new _autofill.default(this);
this.selectionCalculations = new _selection.default(this);
this.addHook('afterInit', function () {
return _this.onAfterInit(...arguments);
});
this.addHook('modifyTransformStart', function () {
return _this.onModifyTransformStart(...arguments);
});
this.addHook('afterModifyTransformStart', function () {
return _this.onAfterModifyTransformStart(...arguments);
});
this.addHook('modifyTransformEnd', function () {
return _this.onModifyTransformEnd(...arguments);
});
this.addHook('modifyGetCellCoords', function () {
return _this.onModifyGetCellCoords(...arguments);
});
this.addHook('beforeSetRangeStart', function () {
return _this.onBeforeSetRangeStart(...arguments);
});
this.addHook('beforeSetRangeStartOnly', function () {
return _this.onBeforeSetRangeStart(...arguments);
});
this.addHook('beforeSetRangeEnd', function () {
return _this.onBeforeSetRangeEnd(...arguments);
});
this.addHook('afterIsMultipleSelection', function () {
return _this.onAfterIsMultipleSelection(...arguments);
});
this.addHook('afterRenderer', function () {
return _this.onAfterRenderer(...arguments);
});
this.addHook('afterContextMenuDefaultOptions', function () {
return _this.addMergeActionsToContextMenu(...arguments);
});
this.addHook('afterGetCellMeta', function () {
return _this.onAfterGetCellMeta(...arguments);
});
this.addHook('afterViewportRowCalculatorOverride', function () {
return _this.onAfterViewportRowCalculatorOverride(...arguments);
});
this.addHook('afterViewportColumnCalculatorOverride', function () {
return _this.onAfterViewportColumnCalculatorOverride(...arguments);
});
this.addHook('modifyAutofillRange', function () {
return _this.onModifyAutofillRange(...arguments);
});
this.addHook('afterCreateCol', function () {
return _this.onAfterCreateCol(...arguments);
});
this.addHook('afterRemoveCol', function () {
return _this.onAfterRemoveCol(...arguments);
});
this.addHook('afterCreateRow', function () {
return _this.onAfterCreateRow(...arguments);
});
this.addHook('afterRemoveRow', function () {
return _this.onAfterRemoveRow(...arguments);
});
this.addHook('afterChange', function () {
return _this.onAfterChange(...arguments);
});
this.addHook('beforeDrawBorders', function () {
return _this.onBeforeDrawAreaBorders(...arguments);
});
this.addHook('afterDrawSelection', function () {
return _this.onAfterDrawSelection(...arguments);
});
this.addHook('beforeRemoveCellClassNames', function () {
return _this.onBeforeRemoveCellClassNames(...arguments);
});
this.addHook('beforeUndoStackChange', (action, source) => {
if (source === 'MergeCells') {
return false;
}
});
this.registerShortcuts();
super.enablePlugin();
}
/**
* Disables the plugin functionality for this Handsontable instance.
*/
disablePlugin() {
this.clearCollections();
this.unregisterShortcuts();
this.hot.render();
super.disablePlugin();
}
/**
* Updates the plugin's state.
*
* This method is executed when [`updateSettings()`](@/api/core.md#updatesettings) is invoked with any of the
* following configuration options:
* - [`mergeCells`](@/api/options.md#mergecells)
*/
updatePlugin() {
const settings = this.hot.getSettings()[PLUGIN_KEY];
this.disablePlugin();
this.enablePlugin();
this.generateFromSettings(settings);
super.updatePlugin();
}
/**
* If the browser is recognized as Chrome, force an additional repaint to prevent showing the effects of a Chrome bug.
*
* Issue described in https://github.com/handsontable/dev-handsontable/issues/521.
*
* @private
*/
ifChromeForceRepaint() {
if (!(0, _browser.isChrome)()) {
return;
}
const rowsToRefresh = [];
let rowIndexesToRefresh = [];
this.mergedCellsCollection.mergedCells.forEach(mergedCell => {
const {
row,
rowspan
} = mergedCell;
for (let r = row + 1; r < row + rowspan; r++) {
rowIndexesToRefresh.push(r);
}
});
// Remove duplicates
rowIndexesToRefresh = [...new Set(rowIndexesToRefresh)];
rowIndexesToRefresh.forEach(rowIndex => {
const renderableRowIndex = this.hot.rowIndexMapper.getRenderableFromVisualIndex(rowIndex);
this.hot.view._wt.wtOverlays.getOverlays(true).map(overlay => (overlay === null || overlay === void 0 ? void 0 : overlay.name) === 'master' ? overlay : overlay.clone.wtTable).forEach(wtTableRef => {
const rowToRefresh = wtTableRef.getRow(renderableRowIndex);
if (rowToRefresh) {
// Modify the TR's `background` property to later modify it asynchronously.
// The background color is getting modified only with the alpha, so the change should not be visible (and is
// covered by the TDs' background color).
rowToRefresh.style.background = (0, _element.getStyle)(rowToRefresh, 'backgroundColor').replace(')', ', 0.99)');
rowsToRefresh.push(rowToRefresh);
}
});
});
// Asynchronously revert the TRs' `background` property to force a fresh repaint.
this.hot._registerTimeout(() => {
rowsToRefresh.forEach(rowElement => {
rowElement.style.background = (0, _element.getStyle)(rowElement, 'backgroundColor').replace(', 0.99)', ')');
});
}, 1);
}
/**
* Validates a single setting object, represented by a single merged cell information object.
*
* @private
* @param {object} setting An object with `row`, `col`, `rowspan` and `colspan` properties.
* @returns {boolean}
*/
validateSetting(setting) {
let valid = true;
if (!setting) {
return false;
}
if (_cellCoords.default.containsNegativeValues(setting)) {
(0, _console.warn)(_cellCoords.default.NEGATIVE_VALUES_WARNING(setting));
valid = false;
} else if (_cellCoords.default.isOutOfBounds(setting, this.hot.countRows(), this.hot.countCols())) {
(0, _console.warn)(_cellCoords.default.IS_OUT_OF_BOUNDS_WARNING(setting));
valid = false;
} else if (_cellCoords.default.isSingleCell(setting)) {
(0, _console.warn)(_cellCoords.default.IS_SINGLE_CELL(setting));
valid = false;
} else if (_cellCoords.default.containsZeroSpan(setting)) {
(0, _console.warn)(_cellCoords.default.ZERO_SPAN_WARNING(setting));
valid = false;
}
return valid;
}
/**
* Generates the merged cells from the settings provided to the plugin.
*
* @private
* @param {Array|boolean} settings The settings provided to the plugin.
*/
generateFromSettings(settings) {
if (Array.isArray(settings)) {
const populatedNulls = [];
(0, _array.arrayEach)(settings, setting => {
if (!this.validateSetting(setting)) {
return;
}
const highlight = this.hot._createCellCoords(setting.row, setting.col);
const rangeEnd = this.hot._createCellCoords(setting.row + setting.rowspan - 1, setting.col + setting.colspan - 1);
const mergeRange = this.hot._createCellRange(highlight, highlight, rangeEnd);
// Merging without data population.
this.mergeRange(mergeRange, true, true);
(0, _number.rangeEach)(setting.row, setting.row + setting.rowspan - 1, rowIndex => {
(0, _number.rangeEach)(setting.col, setting.col + setting.colspan - 1, columnIndex => {
// Not resetting a cell representing a merge area's value.
if ((rowIndex === setting.row && columnIndex === setting.col) === false) {
populatedNulls.push([rowIndex, columnIndex, null]);
}
});
});
});
// There are no merged cells. Thus, no data population is needed.
if (populatedNulls.length === 0) {
return;
}
this.hot.setDataAtCell(populatedNulls);
}
}
/**
* Clears the merged cells from the merged cell container.
*/
clearCollections() {
this.mergedCellsCollection.clear();
}
/**
* Returns `true` if a range is mergeable.
*
* @private
* @param {object} newMergedCellInfo Merged cell information object to test.
* @param {boolean} [auto=false] `true` if triggered at initialization.
* @returns {boolean}
*/
canMergeRange(newMergedCellInfo) {
let auto = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
return auto ? true : this.validateSetting(newMergedCellInfo);
}
/**
* Merge or unmerge, based on last selected range.
*
* @private
*/
toggleMergeOnSelection() {
const currentRange = this.hot.getSelectedRangeLast();
if (!currentRange) {
return;
}
currentRange.setDirection(this.hot.isRtl() ? 'NE-SW' : 'NW-SE');
const {
from,
to
} = currentRange;
this.toggleMerge(currentRange);
this.hot.selectCell(from.row, from.col, to.row, to.col, false);
}
/**
* Merges the selection provided as a cell range.
*
* @param {CellRange} [cellRange] Selection cell range.
*/
mergeSelection() {
let cellRange = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this.hot.getSelectedRangeLast();
if (!cellRange) {
return;
}
cellRange.setDirection(this.hot.isRtl() ? 'NE-SW' : 'NW-SE');
const {
from,
to
} = cellRange;
this.unmergeRange(cellRange, true);
this.mergeRange(cellRange);
this.hot.selectCell(from.row, from.col, to.row, to.col, false);
}
/**
* Unmerges the selection provided as a cell range.
*
* @param {CellRange} [cellRange] Selection cell range.
*/
unmergeSelection() {
let cellRange = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this.hot.getSelectedRangeLast();
if (!cellRange) {
return;
}
const {
from,
to
} = cellRange;
this.unmergeRange(cellRange, true);
this.hot.selectCell(from.row, from.col, to.row, to.col, false);
}
/**
* Merges cells in the provided cell range.
*
* @private
* @param {CellRange} cellRange Cell range to merge.
* @param {boolean} [auto=false] `true` if is called automatically, e.g. At initialization.
* @param {boolean} [preventPopulation=false] `true`, if the method should not run `populateFromArray` at the end,
* but rather return its arguments.
* @returns {Array|boolean} Returns an array of [row, column, dataUnderCollection] if preventPopulation is set to
* true. If the the merging process went successful, it returns `true`, otherwise - `false`.
* @fires Hooks#beforeMergeCells
* @fires Hooks#afterMergeCells
*/
mergeRange(cellRange) {
let auto = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
let preventPopulation = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
const topStart = cellRange.getTopStartCorner();
const bottomEnd = cellRange.getBottomEndCorner();
const mergeParent = {
row: topStart.row,
col: topStart.col,
rowspan: bottomEnd.row - topStart.row + 1,
colspan: bottomEnd.col - topStart.col + 1
};
const clearedData = [];
let populationInfo = null;
if (!this.canMergeRange(mergeParent, auto)) {
return false;
}
this.hot.runHooks('beforeMergeCells', cellRange, auto);
(0, _number.rangeEach)(0, mergeParent.rowspan - 1, i => {
(0, _number.rangeEach)(0, mergeParent.colspan - 1, j => {
let clearedValue = null;
if (!clearedData[i]) {
clearedData[i] = [];
}
if (i === 0 && j === 0) {
clearedValue = this.hot.getSourceDataAtCell(this.hot.toPhysicalRow(mergeParent.row), this.hot.toPhysicalColumn(mergeParent.col));
} else {
this.hot.setCellMeta(mergeParent.row + i, mergeParent.col + j, 'hidden', true);
}
clearedData[i][j] = clearedValue;
});
});
this.hot.setCellMeta(mergeParent.row, mergeParent.col, 'spanned', true);
const mergedCellAdded = this.mergedCellsCollection.add(mergeParent);
if (mergedCellAdded) {
if (preventPopulation) {
populationInfo = [mergeParent.row, mergeParent.col, clearedData];
} else {
this.hot.populateFromArray(mergeParent.row, mergeParent.col, clearedData, void 0, void 0, this.pluginName);
}
if (!auto) {
this.ifChromeForceRepaint();
}
this.hot.runHooks('afterMergeCells', cellRange, mergeParent, auto);
return populationInfo;
}
return true;
}
/**
* Unmerges the selection provided as a cell range. If no cell range is provided, it uses the current selection.
*
* @private
* @param {CellRange} cellRange Selection cell range.
* @param {boolean} [auto=false] `true` if called automatically by the plugin.
*
* @fires Hooks#beforeUnmergeCells
* @fires Hooks#afterUnmergeCells
*/
unmergeRange(cellRange) {
let auto = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
const mergedCells = this.mergedCellsCollection.getWithinRange(cellRange);
if (!mergedCells) {
return;
}
this.hot.runHooks('beforeUnmergeCells', cellRange, auto);
(0, _array.arrayEach)(mergedCells, currentCollection => {
this.mergedCellsCollection.remove(currentCollection.row, currentCollection.col);
(0, _number.rangeEach)(0, currentCollection.rowspan - 1, i => {
(0, _number.rangeEach)(0, currentCollection.colspan - 1, j => {
this.hot.removeCellMeta(currentCollection.row + i, currentCollection.col + j, 'hidden');
this.hot.removeCellMeta(currentCollection.row + i, currentCollection.col + j, 'copyable');
});
});
this.hot.removeCellMeta(currentCollection.row, currentCollection.col, 'spanned');
});
this.hot.runHooks('afterUnmergeCells', cellRange, auto);
this.hot.render();
}
/**
* Merges or unmerges, based on the cell range provided as `cellRange`.
*
* @private
* @param {CellRange} cellRange The cell range to merge or unmerged.
*/
toggleMerge(cellRange) {
const mergedCell = this.mergedCellsCollection.get(cellRange.from.row, cellRange.from.col);
const mergedCellCoversWholeRange = mergedCell.row === cellRange.from.row && mergedCell.col === cellRange.from.col && mergedCell.row + mergedCell.rowspan - 1 === cellRange.to.row && mergedCell.col + mergedCell.colspan - 1 === cellRange.to.col;
if (mergedCellCoversWholeRange) {
this.unmergeRange(cellRange);
} else {
this.mergeSelection(cellRange);
}
}
/**
* Merges the specified range.
*
* @param {number} startRow Start row of the merged cell.
* @param {number} startColumn Start column of the merged cell.
* @param {number} endRow End row of the merged cell.
* @param {number} endColumn End column of the merged cell.
* @fires Hooks#beforeMergeCells
* @fires Hooks#afterMergeCells
*/
merge(startRow, startColumn, endRow, endColumn) {
const start = this.hot._createCellCoords(startRow, startColumn);
const end = this.hot._createCellCoords(endRow, endColumn);
this.mergeRange(this.hot._createCellRange(start, start, end));
}
/**
* Unmerges the merged cell in the provided range.
*
* @param {number} startRow Start row of the merged cell.
* @param {number} startColumn Start column of the merged cell.
* @param {number} endRow End row of the merged cell.
* @param {number} endColumn End column of the merged cell.
* @fires Hooks#beforeUnmergeCells
* @fires Hooks#afterUnmergeCells
*/
unmerge(startRow, startColumn, endRow, endColumn) {
const start = this.hot._createCellCoords(startRow, startColumn);
const end = this.hot._createCellCoords(endRow, endColumn);
this.unmergeRange(this.hot._createCellRange(start, start, end));
}
/**
* `afterInit` hook callback.
*
* @private
*/
onAfterInit() {
this.generateFromSettings(this.hot.getSettings()[PLUGIN_KEY]);
this.hot.render();
}
/**
* Register shortcuts responsible for toggling a merge.
*
* @private
*/
registerShortcuts() {
const shortcutManager = this.hot.getShortcutManager();
const gridContext = shortcutManager.getContext('grid');
gridContext.addShortcut({
keys: [['Control', 'm']],
callback: () => {
this.toggleMerge(this.hot.getSelectedRangeLast());
this.hot.render();
},
runOnlyIf: event => !event.altKey,
// right ALT in some systems triggers ALT+CTRL
group: SHORTCUTS_GROUP
});
}
/**
* Unregister shortcuts responsible for toggling a merge.
*
* @private
*/
unregisterShortcuts() {
const shortcutManager = this.hot.getShortcutManager();
const gridContext = shortcutManager.getContext('grid');
gridContext.removeShortcutsByGroup(SHORTCUTS_GROUP);
}
/**
* Modifies the information on whether the current selection contains multiple cells. The `afterIsMultipleSelection`
* hook callback.
*
* @private
* @param {boolean} isMultiple Determines whether the current selection contains multiple cells.
* @returns {boolean}
*/
onAfterIsMultipleSelection(isMultiple) {
if (isMultiple) {
const mergedCells = this.mergedCellsCollection.mergedCells;
const selectionRange = this.hot.getSelectedRangeLast();
for (let group = 0; group < mergedCells.length; group += 1) {
if (selectionRange.from.row === mergedCells[group].row && selectionRange.from.col === mergedCells[group].col && selectionRange.to.row === mergedCells[group].row + mergedCells[group].rowspan - 1 && selectionRange.to.col === mergedCells[group].col + mergedCells[group].colspan - 1) {
return false;
}
}
}
return isMultiple;
}
/**
* `modifyTransformStart` hook callback.
*
* @private
* @param {object} delta The transformation delta.
*/
onModifyTransformStart(delta) {
const priv = privatePool.get(this);
const currentlySelectedRange = this.hot.getSelectedRangeLast();
let newDelta = {
row: delta.row,
col: delta.col
};
let nextPosition = null;
const currentPosition = this.hot._createCellCoords(currentlySelectedRange.highlight.row, currentlySelectedRange.highlight.col);
const mergedParent = this.mergedCellsCollection.get(currentPosition.row, currentPosition.col);
if (!priv.lastDesiredCoords) {
priv.lastDesiredCoords = this.hot._createCellCoords(null, null);
}
if (mergedParent) {
// only merge selected
const mergeTopLeft = this.hot._createCellCoords(mergedParent.row, mergedParent.col);
const mergeBottomRight = this.hot._createCellCoords(mergedParent.row + mergedParent.rowspan - 1, mergedParent.col + mergedParent.colspan - 1);
const mergeRange = this.hot._createCellRange(mergeTopLeft, mergeTopLeft, mergeBottomRight);
if (!mergeRange.includes(priv.lastDesiredCoords)) {
priv.lastDesiredCoords = this.hot._createCellCoords(null, null); // reset outdated version of lastDesiredCoords
}
newDelta.row = priv.lastDesiredCoords.row ? priv.lastDesiredCoords.row - currentPosition.row : newDelta.row;
newDelta.col = priv.lastDesiredCoords.col ? priv.lastDesiredCoords.col - currentPosition.col : newDelta.col;
if (delta.row > 0) {
// moving down
newDelta.row = mergedParent.row + mergedParent.rowspan - 1 - currentPosition.row + delta.row;
} else if (delta.row < 0) {
// moving up
newDelta.row = currentPosition.row - mergedParent.row + delta.row;
}
if (delta.col > 0) {
// moving right
newDelta.col = mergedParent.col + mergedParent.colspan - 1 - currentPosition.col + delta.col;
} else if (delta.col < 0) {
// moving left
newDelta.col = currentPosition.col - mergedParent.col + delta.col;
}
}
nextPosition = this.hot._createCellCoords(currentlySelectedRange.highlight.row + newDelta.row, currentlySelectedRange.highlight.col + newDelta.col);
const nextPositionMergedCell = this.mergedCellsCollection.get(nextPosition.row, nextPosition.col);
if (nextPositionMergedCell) {
// skipping the invisible cells in the merge range
const firstRenderableCoords = this.mergedCellsCollection.getFirstRenderableCoords(nextPositionMergedCell.row, nextPositionMergedCell.col);
priv.lastDesiredCoords = nextPosition;
newDelta = {
row: firstRenderableCoords.row - currentPosition.row,
col: firstRenderableCoords.col - currentPosition.col
};
}
if (newDelta.row !== 0) {
delta.row = newDelta.row;
}
if (newDelta.col !== 0) {
delta.col = newDelta.col;
}
}
/**
* `modifyTransformEnd` hook callback. Needed to handle "jumping over" merged merged cells, while selecting.
*
* @private
* @param {object} delta The transformation delta.
*/
onModifyTransformEnd(delta) {
const currentSelectionRange = this.hot.getSelectedRangeLast();
const newDelta = (0, _object.clone)(delta);
const newSelectionRange = this.selectionCalculations.getUpdatedSelectionRange(currentSelectionRange, delta);
let tempDelta = (0, _object.clone)(newDelta);
const mergedCellsWithinRange = this.mergedCellsCollection.getWithinRange(newSelectionRange, true);
do {
tempDelta = (0, _object.clone)(newDelta);
this.selectionCalculations.getUpdatedSelectionRange(currentSelectionRange, newDelta);
(0, _array.arrayEach)(mergedCellsWithinRange, mergedCell => {
this.selectionCalculations.snapDelta(newDelta, currentSelectionRange, mergedCell);
});
} while (newDelta.row !== tempDelta.row || newDelta.col !== tempDelta.col);
delta.row = newDelta.row;
delta.col = newDelta.col;
}
/**
* `modifyGetCellCoords` hook callback. Swaps the `getCell` coords with the merged parent coords.
*
* @private
* @param {number} row Row index.
* @param {number} column Visual column index.
* @returns {Array|undefined} Visual coordinates of the merge.
*/
onModifyGetCellCoords(row, column) {
if (row < 0 || column < 0) {
return;
}
const mergeParent = this.mergedCellsCollection.get(row, column);
if (!mergeParent) {
return;
}
const {
row: mergeRow,
col: mergeColumn,
colspan,
rowspan
} = mergeParent;
return [
// Most top-left merged cell coords.
mergeRow, mergeColumn,
// Most bottom-right merged cell coords.
mergeRow + rowspan - 1, mergeColumn + colspan - 1];
}
/**
* `afterContextMenuDefaultOptions` hook callback.
*
* @private
* @param {object} defaultOptions The default context menu options.
*/
addMergeActionsToContextMenu(defaultOptions) {
defaultOptions.items.push({
name: '---------'
}, (0, _toggleMerge.default)(this));
}
/**
* `afterRenderer` hook callback.
*
* @private
* @param {HTMLElement} TD The cell to be modified.
* @param {number} row Row index.
* @param {number} col Visual column index.
*/
onAfterRenderer(TD, row, col) {
const mergedCell = this.mergedCellsCollection.get(row, col);
// We shouldn't override data in the collection.
const mergedCellCopy = (0, _object.isObject)(mergedCell) ? (0, _object.clone)(mergedCell) : void 0;
if ((0, _object.isObject)(mergedCellCopy)) {
const {
rowIndexMapper: rowMapper,
columnIndexMapper: columnMapper
} = this.hot;
const {
row: mergeRow,
col: mergeColumn,
colspan,
rowspan
} = mergedCellCopy;
const [lastMergedRowIndex, lastMergedColumnIndex] = this.translateMergedCellToRenderable(mergeRow, rowspan, mergeColumn, colspan);
const renderedRowIndex = rowMapper.getRenderableFromVisualIndex(row);
const renderedColumnIndex = columnMapper.getRenderableFromVisualIndex(col);
const maxRowSpan = lastMergedRowIndex - renderedRowIndex + 1; // Number of rendered columns.
const maxColSpan = lastMergedColumnIndex - renderedColumnIndex + 1; // Number of rendered columns.
// We just try to determine some values basing on the actual number of rendered indexes (some columns may be hidden).
mergedCellCopy.row = rowMapper.getNearestNotHiddenIndex(mergedCellCopy.row, 1);
// We just try to determine some values basing on the actual number of rendered indexes (some columns may be hidden).
mergedCellCopy.col = columnMapper.getNearestNotHiddenIndex(mergedCellCopy.col, 1);
// The `rowSpan` property for a `TD` element should be at most equal to number of rendered rows in the merge area.
mergedCellCopy.rowspan = Math.min(mergedCellCopy.rowspan, maxRowSpan);
// The `colSpan` property for a `TD` element should be at most equal to number of rendered columns in the merge area.
mergedCellCopy.colspan = Math.min(mergedCellCopy.colspan, maxColSpan);
}
(0, _utils.applySpanProperties)(TD, mergedCellCopy, row, col);
}
/**
* `beforeSetRangeStart` and `beforeSetRangeStartOnly` hook callback.
* A selection within merge area should be rewritten to the start of merge area.
*
* @private
* @param {object} coords Cell coords.
*/
onBeforeSetRangeStart(coords) {
// TODO: It is a workaround, but probably this hook may be needed. Every selection on the merge area
// could set start point of the selection to the start of the merge area. However, logic inside `expandByRange` need
// an initial start point. Click on the merge cell when there are some hidden indexes break the logic in some cases.
// Please take a look at #7010 for more information. I'm not sure if selection directions are calculated properly
// and what was idea for flipping direction inside `expandByRange` method.
if (this.mergedCellsCollection.isFirstRenderableMergedCell(coords.row, coords.col)) {
const mergeParent = this.mergedCellsCollection.get(coords.row, coords.col);
[coords.row, coords.col] = [mergeParent.row, mergeParent.col];
}
}
/**
* `beforeSetRangeEnd` hook callback.
* While selecting cells with keyboard or mouse, make sure that rectangular area is expanded to the extent of the
* merged cell.
*
* Note: Please keep in mind that callback may modify both start and end range coordinates by the reference.
*
* @private
* @param {object} coords Cell coords.
*/
onBeforeSetRangeEnd(coords) {
const selRange = this.hot.getSelectedRangeLast();
selRange.highlight = this.hot._createCellCoords(selRange.highlight.row, selRange.highlight.col); // clone in case we will modify its reference
selRange.to = coords;
let rangeExpanded = false;
if (this.hot.selection.isSelectedByColumnHeader() || this.hot.selection.isSelectedByRowHeader()) {
return;
}
do {
rangeExpanded = false;
for (let i = 0; i < this.mergedCellsCollection.mergedCells.length; i += 1) {
const cellInfo = this.mergedCellsCollection.mergedCells[i];
const mergedCellRange = cellInfo.getRange();
if (selRange.expandByRange(mergedCellRange)) {
coords.row = selRange.to.row;
coords.col = selRange.to.col;
rangeExpanded = true;
}
}
} while (rangeExpanded);
}
/**
* The `afterGetCellMeta` hook callback.
*
* @private
* @param {number} row Row index.
* @param {number} col Column index.
* @param {object} cellProperties The cell properties object.
*/
onAfterGetCellMeta(row, col, cellProperties) {
const mergeParent = this.mergedCellsCollection.get(row, col);
if (mergeParent) {
if (mergeParent.row !== row || mergeParent.col !== col) {
cellProperties.copyable = false;
} else {
cellProperties.rowspan = mergeParent.rowspan;
cellProperties.colspan = mergeParent.colspan;
}
}
}
/**
* `afterViewportRowCalculatorOverride` hook callback.
*
* @private
* @param {object} calc The row calculator object.
*/
onAfterViewportRowCalculatorOverride(calc) {
const nrOfColumns = this.hot.countCols();
this.modifyViewportRowStart(calc, nrOfColumns);
this.modifyViewportRowEnd(calc, nrOfColumns);
}
/**
* Modify viewport start when needed. We extend viewport when merged cells aren't fully visible.
*
* @private
* @param {object} calc The row calculator object.
* @param {number} nrOfColumns Number of visual columns.
*/
modifyViewportRowStart(calc, nrOfColumns) {
const rowMapper = this.hot.rowIndexMapper;
const visualStartRow = rowMapper.getVisualFromRenderableIndex(calc.startRow);
for (let visualColumnIndex = 0; visualColumnIndex < nrOfColumns; visualColumnIndex += 1) {
const mergeParentForViewportStart = this.mergedCellsCollection.get(visualStartRow, visualColumnIndex);
if ((0, _object.isObject)(mergeParentForViewportStart)) {
const renderableIndexAtMergeStart = rowMapper.getRenderableFromVisualIndex(rowMapper.getNearestNotHiddenIndex(mergeParentForViewportStart.row, 1));
// Merge start is out of the viewport (i.e. when we scrolled to the bottom and we can see just part of a merge).
if (renderableIndexAtMergeStart < calc.startRow) {
// We extend viewport when some rows have been merged.
calc.startRow = renderableIndexAtMergeStart;
// We are looking for next merges inside already extended viewport (starting again from row equal to 0).
this.modifyViewportRowStart(calc, nrOfColumns); // recursively search upwards
return; // Finish the current loop. Everything will be checked from the beginning by above recursion.
}
}
}
}
/**
* Modify viewport end when needed. We extend viewport when merged cells aren't fully visible.
*
* @private
* @param {object} calc The row calculator object.
* @param {number} nrOfColumns Number of visual columns.
*/
modifyViewportRowEnd(calc, nrOfColumns) {
const rowMapper = this.hot.rowIndexMapper;
const visualEndRow = rowMapper.getVisualFromRenderableIndex(calc.endRow);
for (let visualColumnIndex = 0; visualColumnIndex < nrOfColumns; visualColumnIndex += 1) {
const mergeParentForViewportEnd = this.mergedCellsCollection.get(visualEndRow, visualColumnIndex);
if ((0, _object.isObject)(mergeParentForViewportEnd)) {
const mergeEnd = mergeParentForViewportEnd.row + mergeParentForViewportEnd.rowspan - 1;
const renderableIndexAtMergeEnd = rowMapper.getRenderableFromVisualIndex(rowMapper.getNearestNotHiddenIndex(mergeEnd, -1));
// Merge end is out of the viewport.
if (renderableIndexAtMergeEnd > calc.endRow) {
// We extend the viewport when some rows have been merged.
calc.endRow = renderableIndexAtMergeEnd;
// We are looking for next merges inside already extended viewport (starting again from row equal to 0).
this.modifyViewportRowEnd(calc, nrOfColumns); // recursively search upwards
return; // Finish the current loop. Everything will be checked from the beginning by above recursion.
}
}
}
}
/**
* `afterViewportColumnCalculatorOverride` hook callback.
*
* @private
* @param {object} calc The column calculator object.
*/
onAfterViewportColumnCalculatorOverride(calc) {
const nrOfRows = this.hot.countRows();
this.modifyViewportColumnStart(calc, nrOfRows);
this.modifyViewportColumnEnd(calc, nrOfRows);
}
/**
* Modify viewport start when needed. We extend viewport when merged cells aren't fully visible.
*
* @private
* @param {object} calc The column calculator object.
* @param {number} nrOfRows Number of visual rows.
*/
modifyViewportColumnStart(calc, nrOfRows) {
const columnMapper = this.hot.columnIndexMapper;
const visualStartCol = columnMapper.getVisualFromRenderableIndex(calc.startColumn);
for (let visualRowIndex = 0; visualRowIndex < nrOfRows; visualRowIndex += 1) {
const mergeParentForViewportStart = this.mergedCellsCollection.get(visualRowIndex, visualStartCol);
if ((0, _object.isObject)(mergeParentForViewportStart)) {
const renderableIndexAtMergeStart = columnMapper.getRenderableFromVisualIndex(columnMapper.getNearestNotHiddenIndex(mergeParentForViewportStart.col, 1));
// Merge start is out of the viewport (i.e. when we scrolled to the right and we can see just part of a merge).
if (renderableIndexAtMergeStart < calc.startColumn) {
// We extend viewport when some columns have been merged.
calc.startColumn = renderableIndexAtMergeStart;
// We are looking for next merges inside already extended viewport (starting again from column equal to 0).
this.modifyViewportColumnStart(calc, nrOfRows); // recursively search upwards
return; // Finish the current loop. Everything will be checked from the beginning by above recursion.
}
}
}
}
/**
* Modify viewport end when needed. We extend viewport when merged cells aren't fully visible.
*
* @private
* @param {object} calc The column calculator object.
* @param {number} nrOfRows Number of visual rows.
*/
modifyViewportColumnEnd(calc, nrOfRows) {
const columnMapper = this.hot.columnIndexMapper;
const visualEndCol = columnMapper.getVisualFromRenderableIndex(calc.endColumn);
for (let visualRowIndex = 0; visualRowIndex < nrOfRows; visualRowIndex += 1) {
const mergeParentForViewportEnd = this.mergedCellsCollection.get(visualRowIndex, visualEndCol);
if ((0, _object.isObject)(mergeParentForViewportEnd)) {
const mergeEnd = mergeParentForViewportEnd.col + mergeParentForViewportEnd.colspan - 1;
const renderableIndexAtMergeEnd = columnMapper.getRenderableFromVisualIndex(columnMapper.getNearestNotHiddenIndex(mergeEnd, -1));
// Merge end is out of the viewport.
if (renderableIndexAtMergeEnd > calc.endColumn) {
// We extend the viewport when some columns have been merged.
calc.endColumn = renderableIndexAtMergeEnd;
// We are looking for next merges inside already extended viewport (starting again from column equal to 0).
this.modifyViewportColumnEnd(calc, nrOfRows); // recursively search upwards
return; // Finish the current loop. Everything will be checked from the beginning by above recursion.
}
}
}
}
/**
* Translates merged cell coordinates to renderable indexes.
*
* @private
* @param {number} parentRow Visual row index.
* @param {number} rowspan Rowspan which describes shift which will be applied to parent row
* to calculate renderable index which points to the most bottom
* index position. Pass rowspan as `0` to calculate the most top
* index position.
* @param {number} parentColumn Visual column index.
* @param {number} colspan Colspan which describes shift which will be applied to parent column
* to calculate renderable index which points to the most right
* index position. Pass colspan as `0` to calculate the most left
* index position.
* @returns {number[]}
*/
translateMergedCellToRenderable(parentRow, rowspan, parentColumn, colspan) {
const {
rowIndexMapper: rowMapper,
columnIndexMapper: columnMapper
} = this.hot;
let firstNonHiddenRow;
let firstNonHiddenColumn;
if (rowspan === 0) {
firstNonHiddenRow = rowMapper.getNearestNotHiddenIndex(parentRow, 1);
} else {
firstNonHiddenRow = rowMapper.getNearestNotHiddenIndex(parentRow + rowspan - 1, -1);
}
if (colspan === 0) {
firstNonHiddenColumn = columnMapper.getNearestNotHiddenIndex(parentColumn, 1);
} else {
firstNonHiddenColumn = columnMapper.getNearestNotHiddenIndex(parentColumn + colspan - 1, -1);
}
const renderableRow = parentRow >= 0 ? rowMapper.getRenderableFromVisualIndex(firstNonHiddenRow) : parentRow;
const renderableColumn = parentColumn >= 0 ? columnMapper.getRenderableFromVisualIndex(firstNonHiddenColumn) : parentColumn;
return [renderableRow, renderableColumn];
}
/**
* The `modifyAutofillRange` hook callback.
*
* @private
* @param {Array} drag The drag area coordinates.
* @param {Array} select The selection information.
* @returns {Array} The new drag area.
*/
onModifyAutofillRange(drag, select) {
this.autofillCalculations.correctSelectionAreaSize(select);
const dragDirection = this.autofillCalculations.getDirection(select, drag);
let dragArea = drag;
if (this.autofillCalculations.dragAreaOverlapsCollections(select, dragArea, dragDirection)) {
dragArea = select;
return dragArea;
}
const mergedCellsWithinSelectionArea = this.mergedCellsCollection.getWithinRange({
from: {
row: select[0],
col: select[1]
},
to: {
row: select[2],
col: select[3]
}
});
if (!mergedCellsWithinSelectionArea) {
return dragArea;
}
dragArea = this.autofillCalculations.snapDragArea(select, dragArea, dragDirection, mergedCellsWithinSelectionArea);
return dragArea;
}
/**
* `afterCreateCol` hook callback.
*
* @private
* @param {number} column Column index.
* @param {number} count Number of created columns.
*/
onAfterCreateCol(column, count) {
this.mergedCellsCollection.shiftCollections('right', column, count);
}
/**
* `afterRemoveCol` hook callback.
*
* @private
* @param {number} column Column index.
* @param {number} count Number of removed columns.
*/
onAfterRemoveCol(column, count) {
this.mergedCellsCollection.shiftCollections('left', column, count);
}
/**
* `afterCreateRow` hook callback.
*
* @private
* @param {number} row Row index.
* @param {number} count Number of created rows.
* @param {string} source Source of change.
*/
onAfterCreateRow(row, count, source) {
if (source === 'auto') {
return;
}
this.mergedCellsCollection.shiftCollections('down', row, count);
}
/**
* `afterRemoveRow` hook callback.
*
* @private
* @param {number} row Row index.
* @param {number} count Number of removed rows.
*/
onAfterRemoveRow(row, count) {
this.mergedCellsCollection.shiftCollections('up', row, count);
}
/**
* `afterChange` hook callback. Used to propagate merged cells after using Autofill.
*
* @private
* @param {Array} changes The changes array.
* @param {string} source Determines the source of the change.
*/
onAfterChange(changes, source) {
if (source !== 'Autofill.fill') {
return;
}
this.autofillCalculations.recreateAfterDataPopulation(changes);
}
/**
* `beforeDrawAreaBorders` hook callback.
*
* @private
* @param {Array} corners Visual coordinates of the area corners.
* @param {string} className Class name for the area.
*/
onBeforeDrawAreaBorders(corners, className) {
if (className && className === 'area') {
const selectedRange = this.hot.getSelectedRangeLast();
const mergedCellsWithinRange = this.mergedCellsCollection.getWithinRange(selectedRange);
(0, _array.arrayEach)(mergedCellsWithinRange, mergedCell => {
if (selectedRange.getBottomEndCorner().row === mergedCell.getLastRow() && selectedRange.getBottomEndCorner().col === mergedCell.getLastColumn()) {
corners[2] = mergedCell.row;
corners[3] = mergedCell.col;
}
});
}
}
/**
* `afterModifyTransformStart` hook callback. Fixes a problem with navigating through merged cells at the edges of
* the table with the ENTER/SHIFT+ENTER/TAB/SHIFT+TAB keys.
*
* @private
* @param {CellCoords} coords Coordinates of the to-be-selected cell.
* @param {number} rowTransformDir Row transformation direction (negative value = up, 0 = none, positive value =
* down).
* @param {number} colTransformDir Column transformation direction (negative value = up, 0 = none, positive value =
* down).
*/
onAfterModifyTransformStart(coords, rowTransformDir, colTransformDir) {
if (!this.enabled) {
return;
}
const mergedCellAtCoords = this.mergedCellsCollection.get(coords.row, coords.col);
if (!mergedCellAtCoords) {
return;
}
const goingDown = rowTransformDir > 0;
const goingUp = rowTransformDir < 0;
const goingLeft = colTransformDir < 0;
const goingRight = colTransformDir > 0;
const mergedCellOnBottomEdge = mergedCellAtCoords.row + mergedCellAtCoords.rowspan - 1 === this.hot.countRows() - 1;
const mergedCellOnTopEdge = mergedCellAtCoords.row === 0;
const mergedCellOnRightEdge = mergedCellAtCoords.col + mergedCellAtCoords.colspan - 1 === this.hot.countCols() - 1;
const mergedCellOnLeftEdge = mergedCellAtCoords.col === 0;
if (goingDown && mergedCellOnBottomEdge || goingUp && mergedCellOnTopEdge || goingRight && mergedCellOnRightEdge || goingLeft && mergedCellOnLeftEdge) {
coords.row = mergedCellAtCoords.row;
coords.col = mergedCellAtCoords.col;
}
}
/**
* `afterDrawSelection` hook callback. Used to add the additional class name for the entirely-selected merged cells.
*
* @private
* @param {number} currentRow Visual row index of the currently processed cell.
* @param {number} currentColumn Visual column index of the currently cell.
* @param {Array} cornersOfSelection Array of the current selection in a form of `[startRow, startColumn, endRow,
* endColumn]`.
* @param {number|undefined} layerLevel Number indicating which layer of selection is currently processed.
* @returns {string|undefined} A `String`, which will act as an additional `className` to be added to the currently
* processed cell.
*/
onAfterDrawSelection(currentRow, currentColumn, cornersOfSelection, layerLevel) {
// Nothing's selected (hook might be triggered by the custom borders)
if (!cornersOfSelection) {
return;
}
return this.selectionCalculations.getSelectedMergedCellClassName(currentRow, currentColumn, cornersOfSelection, layerLevel);
}
/**
* `beforeRemoveCellClassNames` hook callback. Used to remove additional class name from all cells in the table.
*
* @private
* @returns {string[]} An `Array` of `String`s. Each of these strings will act like class names to be removed from
* all the cells in the table.
*/
onBeforeRemoveCellClassNames() {
return this.selectionCalculations.getSelectedMergedCellClassNameToRemove();
}
}
exports.MergeCells = MergeCells;