slickgrid
Version:
A lightning fast JavaScript grid/spreadsheet
127 lines (125 loc) • 8.56 kB
JavaScript
"use strict";
(() => {
var __defProp = Object.defineProperty;
var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: !0, configurable: !0, writable: !0, value }) : obj[key] = value;
var __publicField = (obj, key, value) => __defNormalProp(obj, typeof key != "symbol" ? key + "" : key, value);
// src/plugins/slick.cellselectionmodel.ts
var SlickEvent = Slick.Event, SlickEventData = Slick.EventData, SlickRange = Slick.Range, SlickCellRangeSelector = Slick.CellRangeSelector, Utils = Slick.Utils, SlickCellSelectionModel = class {
constructor(options) {
// --
// public API
__publicField(this, "pluginName", "CellSelectionModel");
__publicField(this, "onSelectedRangesChanged", new SlickEvent("onSelectedRangesChanged"));
// --
// protected props
__publicField(this, "_cachedPageRowCount", 0);
__publicField(this, "_dataView");
__publicField(this, "_grid");
__publicField(this, "_prevSelectedRow");
__publicField(this, "_prevKeyDown", "");
__publicField(this, "_ranges", []);
__publicField(this, "_selector");
__publicField(this, "_options");
__publicField(this, "_defaults", {
selectActiveCell: !0
});
options === void 0 || options.cellRangeSelector === void 0 ? this._selector = new SlickCellRangeSelector({ selectionCss: { border: "2px solid black" } }) : this._selector = options.cellRangeSelector;
}
init(grid) {
this._options = Utils.extend(!0, {}, this._defaults, this._options), this._grid = grid, grid.hasDataView() && (this._dataView = grid.getData()), this._grid.onActiveCellChanged.subscribe(this.handleActiveCellChange.bind(this)), this._grid.onKeyDown.subscribe(this.handleKeyDown.bind(this)), grid.registerPlugin(this._selector), this._selector.onCellRangeSelected.subscribe(this.handleCellRangeSelected.bind(this)), this._selector.onBeforeCellRangeSelected.subscribe(this.handleBeforeCellRangeSelected.bind(this));
}
destroy() {
var _a;
this._grid.onActiveCellChanged.unsubscribe(this.handleActiveCellChange.bind(this)), this._grid.onKeyDown.unsubscribe(this.handleKeyDown.bind(this)), this._selector.onCellRangeSelected.unsubscribe(this.handleCellRangeSelected.bind(this)), this._selector.onBeforeCellRangeSelected.unsubscribe(this.handleBeforeCellRangeSelected.bind(this)), this._grid.unregisterPlugin(this._selector), (_a = this._selector) == null || _a.destroy();
}
removeInvalidRanges(ranges) {
let result = [];
for (let i = 0; i < ranges.length; i++) {
let r = ranges[i];
this._grid.canCellBeSelected(r.fromRow, r.fromCell) && this._grid.canCellBeSelected(r.toRow, r.toCell) && result.push(r);
}
return result;
}
rangesAreEqual(range1, range2) {
let areDifferent = range1.length !== range2.length;
if (!areDifferent) {
for (let i = 0; i < range1.length; i++)
if (range1[i].fromCell !== range2[i].fromCell || range1[i].fromRow !== range2[i].fromRow || range1[i].toCell !== range2[i].toCell || range1[i].toRow !== range2[i].toRow) {
areDifferent = !0;
break;
}
}
return !areDifferent;
}
/** Provide a way to force a recalculation of page row count (for example on grid resize) */
resetPageRowCount() {
this._cachedPageRowCount = 0;
}
setSelectedRanges(ranges, caller = "SlickCellSelectionModel.setSelectedRanges") {
if ((!this._ranges || this._ranges.length === 0) && (!ranges || ranges.length === 0))
return;
let rangeHasChanged = !this.rangesAreEqual(this._ranges, ranges);
if (this._ranges = this.removeInvalidRanges(ranges), rangeHasChanged) {
let eventData = new SlickEventData(new CustomEvent("click", { detail: { caller } }), this._ranges);
this.onSelectedRangesChanged.notify(this._ranges, eventData);
}
}
getSelectedRanges() {
return this._ranges;
}
refreshSelections() {
this.setSelectedRanges(this.getSelectedRanges());
}
handleBeforeCellRangeSelected(e) {
if (this._grid.getEditorLock().isActive())
return e.stopPropagation(), !1;
}
handleCellRangeSelected(_e, args) {
this._grid.setActiveCell(args.range.fromRow, args.range.fromCell, !1, !1, !0), this.setSelectedRanges([args.range]);
}
handleActiveCellChange(_e, args) {
var _a, _b;
this._prevSelectedRow = void 0;
let isCellDefined = Utils.isDefined(args.cell), isRowDefined = Utils.isDefined(args.row);
(_a = this._options) != null && _a.selectActiveCell && isRowDefined && isCellDefined ? this.setSelectedRanges([new SlickRange(args.row, args.cell)]) : (!((_b = this._options) != null && _b.selectActiveCell) || !isRowDefined && !isCellDefined) && this.setSelectedRanges([]);
}
isKeyAllowed(key, isShiftKeyPressed) {
return [
"ArrowLeft",
"ArrowRight",
"ArrowUp",
"ArrowDown",
"PageDown",
"PageUp",
"Home",
"End",
...isShiftKeyPressed ? [] : ["a", "A"]
].some((k) => k === key);
}
handleKeyDown(e) {
var _a, _b;
let ranges, last, colLn = this._grid.getColumns().length, active = this._grid.getActiveCell(), dataLn = 0;
if (this._dataView && "getPagingInfo" in this._dataView ? dataLn = ((_a = this._dataView) == null ? void 0 : _a.getPagingInfo().pageSize) || this._dataView.getLength() : dataLn = this._grid.getDataLength(), active && (e.shiftKey || e.ctrlKey) && !e.altKey && this.isKeyAllowed(e.key, e.shiftKey)) {
ranges = this.getSelectedRanges().slice(), ranges.length || ranges.push(new SlickRange(active.row, active.cell)), last = ranges.pop(), last.contains(active.row, active.cell) || (last = new SlickRange(active.row, active.cell));
let dRow = last.toRow - last.fromRow, dCell = last.toCell - last.fromCell, toCell, toRow = 0;
e.ctrlKey && ((_b = e.key) == null ? void 0 : _b.toLowerCase()) === "a" && (this._grid.setActiveCell(0, 0, !1, !1, !0), active.row = 0, active.cell = 0, toCell = colLn - 1, toRow = dataLn - 1);
let dirRow = active.row === last.fromRow ? 1 : -1, dirCell = active.cell === last.fromCell ? 1 : -1, isSingleKeyMove = e.key.startsWith("Arrow");
isSingleKeyMove && !e.ctrlKey ? (e.key === "ArrowLeft" ? dCell -= dirCell : e.key === "ArrowRight" ? dCell += dirCell : e.key === "ArrowUp" ? dRow -= dirRow : e.key === "ArrowDown" && (dRow += dirRow), toRow = active.row + dirRow * dRow) : (this._cachedPageRowCount < 1 && (this._cachedPageRowCount = this._grid.getViewportRowCount()), this._prevSelectedRow === void 0 && (this._prevSelectedRow = active.row), !e.ctrlKey && e.shiftKey && e.key === "Home" || e.ctrlKey && e.shiftKey && e.key === "ArrowLeft" ? (toCell = 0, toRow = active.row) : !e.ctrlKey && e.shiftKey && e.key === "End" || e.ctrlKey && e.shiftKey && e.key === "ArrowRight" ? (toCell = colLn - 1, toRow = active.row) : e.ctrlKey && e.shiftKey && e.key === "ArrowUp" ? toRow = 0 : e.ctrlKey && e.shiftKey && e.key === "ArrowDown" ? toRow = dataLn - 1 : e.ctrlKey && e.shiftKey && e.key === "Home" ? (toCell = 0, toRow = 0) : e.ctrlKey && e.shiftKey && e.key === "End" ? (toCell = colLn - 1, toRow = dataLn - 1) : e.key === "PageUp" ? (this._prevSelectedRow >= 0 && (toRow = this._prevSelectedRow - this._cachedPageRowCount), toRow < 0 && (toRow = 0)) : e.key === "PageDown" && (this._prevSelectedRow <= dataLn - 1 && (toRow = this._prevSelectedRow + this._cachedPageRowCount), toRow > dataLn - 1 && (toRow = dataLn - 1)), this._prevSelectedRow = toRow), toCell != null || (toCell = active.cell + dirCell * dCell);
let new_last = new SlickRange(active.row, active.cell, toRow, toCell);
if (this.removeInvalidRanges([new_last]).length) {
ranges.push(new_last);
let viewRow = dirRow > 0 ? new_last.toRow : new_last.fromRow, viewCell = dirCell > 0 ? new_last.toCell : new_last.fromCell;
isSingleKeyMove ? (this._grid.scrollRowIntoView(viewRow), this._grid.scrollCellIntoView(viewRow, viewCell)) : (this._grid.scrollRowIntoView(toRow), this._grid.scrollCellIntoView(toRow, viewCell));
} else
ranges.push(last);
this.setSelectedRanges(ranges), e.preventDefault(), e.stopPropagation(), this._prevKeyDown = e.key;
}
}
};
window.Slick && Utils.extend(!0, window, {
Slick: {
CellSelectionModel: SlickCellSelectionModel
}
});
})();
//# sourceMappingURL=slick.cellselectionmodel.js.map