Add support for the ability to disable column virtualization

.changelogs/10599.json

@@ -0,0 +1,8 @@
+{
+  "issuesOrigin": "private",
+  "title": "Added support for the ability to disable column virtualization via the new `renderAllColumns` option",
+  "type": "added",
+  "issueOrPR": 10599,
+  "breaking": false,
+  "framework": "none"
+}

handsontable/src/3rdparty/walkontable/src/calculator/index.js

@@ -1,8 +1,12 @@
-import ViewportColumnsCalculator from './viewportColumns';
-import ViewportRowsCalculator from './viewportRows';
+import { RenderAllColumnsCalculator } from './renderAllColumns';
+import { RenderAllRowsCalculator } from './renderAllRows';
+import { ViewportColumnsCalculator } from './viewportColumns';
+import { ViewportRowsCalculator } from './viewportRows';
 
 export * from './constants';
 export {
+  RenderAllColumnsCalculator,
+  RenderAllRowsCalculator,
   ViewportColumnsCalculator,
   ViewportRowsCalculator,
 };

handsontable/src/3rdparty/walkontable/src/calculator/renderAllColumns.js

@@ -0,0 +1,43 @@
+/**
+ * @typedef {object} RenderAllColumnsCalculatorOptions
+ * @property {number} totalColumns Total number of columns.
+ */
+/**
+ * Holds all calculations needed to perform rendering of the all columns.
+ *
+ * @class RenderAllColumnsCalculator
+ */
+export class RenderAllColumnsCalculator {
+  /**
+   * Number of rendered/visible columns.
+   *
+   * @type {number}
+   */
+  count = 0;
+  /**
+   * Index of the first rendered/visible column.
+   *
+   * @type {number}
+   */
+  startColumn = 0;
+  /**
+   * Index of the last rendered/visible column.
+   *
+   * @type {number}
+   */
+  endColumn = 0;
+  /**
+   * Position of the first rendered/visible column (in px).
+   *
+   * @type {number}
+   */
+  startPosition = 0;
+
+  /**
+   * @param {RenderAllColumnsCalculatorOptions} options Object with all options specified for column viewport calculation.
+   */
+  constructor(options) {
+    this.count = options.totalColumns;
+    this.endColumn = this.count - 1;
+  }
+}

handsontable/src/3rdparty/walkontable/src/calculator/renderAllRows.js

@@ -0,0 +1,43 @@
+/**
+ * @typedef {object} RenderAllRowsCalculatorOptions
+ * @property {number} totalRows Total number of rows.
+ */
+/**
+ * Holds all calculations needed to perform rendering of the all rows.
+ *
+ * @class RenderAllRowsCalculator
+ */
+export class RenderAllRowsCalculator {
+  /**
+   * Number of rendered/visible rows.
+   *
+   * @type {number}
+   */
+  count = 0;
+  /**
+   * Index of the first rendered/visible row.
+   *
+   * @type {number}
+   */
+  startRow = 0;
+  /**
+   * Index of the last rendered/visible row.
+   *
+   * @type {number}
+   */
+  endRow = 0;
+  /**
+   * Position of the first rendered/visible row (in px).
+   *
+   * @type {number}
+   */
+  startPosition = 0;
+
+  /**
+   * @param {RenderAllRowsCalculatorOptions} options Object with all options specified for row viewport calculation.
+   */
+  constructor(options) {
+    this.count = options.totalRows;
+    this.endRow = this.count - 1;
+  }
+}

handsontable/src/3rdparty/walkontable/src/calculator/viewportColumns.js

@@ -19,7 +19,7 @@ import { RENDER_TYPE, FULLY_VISIBLE_TYPE } from './constants';
  *
  * @class ViewportColumnsCalculator
  */
-class ViewportColumnsCalculator {
+export class ViewportColumnsCalculator {
   /**
    * Default column width.
    *
@@ -59,26 +59,6 @@ class ViewportColumnsCalculator {
    * @type {boolean}
    */
   isVisibleInTrimmingContainer = false;
-  /**
-   * @type {number}
-   */
-  stretchAllRatio = 0;
-  /**
-   * @type {number}
-   */
-  stretchLastWidth = 0;
-  /**
-   * @type {number}
-   */
-  #totalTargetWidth = 0;
-  /**
-   * @type {boolean}
-   */
-  needVerifyLastColumnWidth = true;
-  /**
-   * @type {number[]}
-   */
-  stretchAllColumnsWidth = [];
   /**
    * The calculator options.
    *
@@ -91,11 +71,6 @@ class ViewportColumnsCalculator {
    */
   constructor(options) {
     this.#options = options;
-
-    if (typeof this.#options.stretchingColumnWidthFn !== 'function') {
-      this.#options.stretchingColumnWidthFn = width => width;
-    }
-
     this.calculate();
   }
 
@@ -213,118 +188,6 @@ class ViewportColumnsCalculator {
     }
   }
 
-  /**
-   * Recalculate columns stretching.
-   *
-   * @param {number} totalWidth The total width of the table.
-   */
-  refreshStretching(totalWidth) {
-    if (this.#options.stretchMode === 'none') {
-      return;
-    }
-    let totalColumnsWidth = totalWidth;
-
-    this.#totalTargetWidth = totalColumnsWidth;
-
-    const totalColumns = this.#options.totalColumns;
-    let sumAll = 0;
-
-    for (let i = 0; i < totalColumns; i++) {
-      const columnWidth = this._getColumnWidth(i);
-      const permanentColumnWidth = this.#options.stretchingColumnWidthFn(undefined, i);
-
-      if (typeof permanentColumnWidth === 'number') {
-        totalColumnsWidth -= permanentColumnWidth;
-      } else {
-        sumAll += columnWidth;
-      }
-    }
-    const remainingSize = totalColumnsWidth - sumAll;
-
-    if (this.#options.stretchMode === 'all' && remainingSize > 0) {
-      this.stretchAllRatio = totalColumnsWidth / sumAll;
-      this.stretchAllColumnsWidth = [];
-      this.needVerifyLastColumnWidth = true;
-
-    } else if (this.#options.stretchMode === 'last' && totalColumnsWidth !== Infinity) {
-      const columnWidth = this._getColumnWidth(totalColumns - 1);
-      const lastColumnWidth = remainingSize + columnWidth;
-
-      this.stretchLastWidth = lastColumnWidth >= 0 ? lastColumnWidth : columnWidth;
-    }
-  }
-
-  /**
-   * Get stretched column width based on stretchH (all or last) setting passed in handsontable instance.
-   *
-   * @param {number} column The visual column index.
-   * @param {number} baseWidth The default column width.
-   * @returns {number|null}
-   */
-  getStretchedColumnWidth(column, baseWidth) {
-    let result = null;
-
-    if (this.#options.stretchMode === 'all' && this.stretchAllRatio !== 0) {
-      result = this._getStretchedAllColumnWidth(column, baseWidth);
-
-    } else if (this.#options.stretchMode === 'last' && this.stretchLastWidth !== 0) {
-      result = this._getStretchedLastColumnWidth(column);
-    }
-
-    return result;
-  }
-
-  /**
-   * @param {number} column The visual column index.
-   * @param {number} baseWidth The default column width.
-   * @returns {number}
-   * @private
-   */
-  _getStretchedAllColumnWidth(column, baseWidth) {
-    let sumRatioWidth = 0;
-    const totalColumns = this.#options.totalColumns;
-
-    if (!this.stretchAllColumnsWidth[column]) {
-      const stretchedWidth = Math.round(baseWidth * this.stretchAllRatio);
-      const newStretchedWidth = this.#options.stretchingColumnWidthFn(stretchedWidth, column);
-
-      if (newStretchedWidth === undefined) {
-        this.stretchAllColumnsWidth[column] = stretchedWidth;
-      } else {
-        this.stretchAllColumnsWidth[column] = isNaN(newStretchedWidth)
-          ? this._getColumnWidth(column) : newStretchedWidth;
-      }
-    }
-
-    if (this.stretchAllColumnsWidth.length === totalColumns && this.needVerifyLastColumnWidth) {
-      this.needVerifyLastColumnWidth = false;
-
-      for (let i = 0; i < this.stretchAllColumnsWidth.length; i++) {
-        sumRatioWidth += this.stretchAllColumnsWidth[i];
-      }
-      if (sumRatioWidth !== this.#totalTargetWidth) {
-        this.stretchAllColumnsWidth[this.stretchAllColumnsWidth.length - 1] += this.#totalTargetWidth - sumRatioWidth;
-      }
-    }
-
-    return this.stretchAllColumnsWidth[column];
-  }
-
-  /**
-   * @param {number} column The visual column index.
-   * @returns {number|null}
-   * @private
-   */
-  _getStretchedLastColumnWidth(column) {
-    const totalColumns = this.#options.totalColumns;
-
-    if (column === totalColumns - 1) {
-      return this.stretchLastWidth;
-    }
-
-    return null;
-  }
-
   /**
    * @param {number} column The visual column index.
    * @returns {number}
@@ -340,5 +203,3 @@ class ViewportColumnsCalculator {
     return width;
   }
 }
-
-export default ViewportColumnsCalculator;

handsontable/src/3rdparty/walkontable/src/calculator/viewportRows.js

@@ -16,7 +16,7 @@ import { RENDER_TYPE, FULLY_VISIBLE_TYPE } from './constants';
  *
  * @class ViewportRowsCalculator
  */
-class ViewportRowsCalculator {
+export class ViewportRowsCalculator {
   /**
    * Default row height.
    *
@@ -175,5 +175,3 @@ class ViewportRowsCalculator {
     }
   }
 }
-
-export default ViewportRowsCalculator;

handsontable/src/3rdparty/walkontable/src/index.js

@@ -1,5 +1,7 @@
-import ViewportColumnsCalculator from './calculator/viewportColumns';
-import ViewportRowsCalculator from './calculator/viewportRows';
+import {
+  ViewportColumnsCalculator,
+  ViewportRowsCalculator,
+} from './calculator';
 
 import CellCoords from './cell/coords';
 import CellRange from './cell/range';

handsontable/src/3rdparty/walkontable/src/renderer/colGroup.js

@@ -1,6 +1,10 @@
 import BaseRenderer from './_base';
+import { warn } from './../../../../helpers/console';
+import { toSingleLine } from './../../../../helpers/templateLiteralTag';
 import { addClass } from './../../../../helpers/dom/element';
 
+let performanceWarningAppeared = false;
+
 /**
  * Colgroup renderer responsible for managing (inserting, tracking, rendering) COL elements.
  *
@@ -43,6 +47,13 @@ export default class ColGroupRenderer extends BaseRenderer {
 
     const { columnsToRender, rowHeadersCount } = this.table;
 
+    if (!performanceWarningAppeared && columnsToRender > 1000) {
+      performanceWarningAppeared = true;
+      warn(toSingleLine`Performance tip: Handsontable rendered more than 1000 visible columns.\x20
+        Consider limiting the number of rendered columns by specifying the table width and/or\x20
+        turning off the "renderAllColumns" option.`);
+    }
+
     // Render column nodes for row headers
     for (let visibleColumnIndex = 0; visibleColumnIndex < rowHeadersCount; visibleColumnIndex++) {
       const sourceColumnIndex = this.table.renderedColumnToSource(visibleColumnIndex);

handsontable/src/3rdparty/walkontable/src/renderer/rows.js

@@ -1,7 +1,7 @@
+import BaseRenderer from './_base';
 import { warn } from './../../../../helpers/console';
 import { toSingleLine } from './../../../../helpers/templateLiteralTag';
 import { OrderView } from './../utils/orderView';
-import BaseRenderer from './_base';
 import { setAttribute } from '../../../../helpers/dom/element';
 import {
   A11Y_ROW,
@@ -59,8 +59,9 @@ export default class RowsRenderer extends BaseRenderer {
 
     if (!performanceWarningAppeared && rowsToRender > 1000) {
       performanceWarningAppeared = true;
-      warn(toSingleLine`Performance tip: Handsontable rendered more than 1000 visible rows. Consider limiting\x20
-        the number of rendered rows by specifying the table height and/or turning off the "renderAllRows" option.`);
+      warn(toSingleLine`Performance tip: Handsontable rendered more than 1000 visible rows.\x20
+        Consider limiting the number of rendered rows by specifying the table height and/or\x20
+        turning off the "renderAllRows" option.`);
     }
 
     if (this.table.isAriaEnabled()) {

handsontable/src/3rdparty/walkontable/src/settings.js

@@ -29,6 +29,7 @@ import { objectEach } from '../../../helpers/object';
  * @property {Option} onBeforeStretchingColumnWidth Option `onBeforeStretchingColumnWidth`.
  * @property {Option} preventOverflow Option `preventOverflow`.
  * @property {Option} preventWheel Option `preventWheel`.
+ * @property {Option} renderAllColumns Option `renderAllColumns`.
  * @property {Option} renderAllRows Option `renderAllRows`.
  * @property {Option} rowHeaders Option `rowHeaders`.
  * @property {Option} rowHeight Option `,`.
@@ -226,6 +227,7 @@ export default class Settings {
       onWindowResize: null,
       onContainerElementResize: null,
 
+      renderAllColumns: false,
       renderAllRows: false,
       groups: false,
       rowHeaderWidth: null,