handsontable
Version:
Handsontable is a JavaScript Data Grid available for React, Angular and Vue.
53 lines (52 loc) • 1.69 kB
JavaScript
import "core-js/modules/es.error.cause.js";
import "core-js/modules/es.array.push.js";
import { toSingleLine } from "../../../../helpers/templateLiteralTag.mjs";
/**
* @param {TreeNode} nodeToProcess A tree node to process.
* @param {number} gridColumnIndex The visual column index that triggers the node modification.
* The index can be between the root node column index and
* column index plus node colspan length.
*/
export function hideColumn(nodeToProcess, gridColumnIndex) {
if (!Number.isInteger(gridColumnIndex)) {
throw new Error('The passed gridColumnIndex argument has invalid type.');
}
if (nodeToProcess.childs.length > 0) {
throw new Error(toSingleLine`The passed node is not the last node on the tree. Only for\x20
the last node, the hide column modification can be applied.`);
}
const {
crossHiddenColumns
} = nodeToProcess.data;
if (crossHiddenColumns.includes(gridColumnIndex)) {
return;
}
let isCollapsibleNode = false;
nodeToProcess.walkUp(node => {
const {
data: {
collapsible
}
} = node;
if (collapsible) {
isCollapsibleNode = true;
return false; // Cancel tree traversing
}
});
// TODO: When the node is collapsible do not hide the column. Currently collapsible headers
// does not work with hidden columns (hidden index map types).
if (isCollapsibleNode) {
return;
}
nodeToProcess.walkUp(node => {
const {
data
} = node;
data.crossHiddenColumns.push(gridColumnIndex);
if (data.colspan > 1) {
data.colspan -= 1;
} else {
data.isHidden = true;
}
});
}