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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 | 1x 1x 1x 474x 237x 237x 159x 159x 159x 6x 159x 15x 15x 15x 15x 237x 20x 3x 159x 159x 55x 165x 165x 165x 546x 48x 546x 165x 48x 48x 48x 98x 98x 23x 11x 11x 23x 23x 23x 23x 46x 8x 8x 8x 8x 38x 46x 29x 29x 48x 48x 48x 12x 6x 1x 48x | import { isElementOfType, isNodeOfType, moveChildNodes } from 'roosterjs-content-model-dom'; import type { EditorCore, SnapshotSelection } from 'roosterjs-content-model-types'; import { getPath } from './getPath'; /** * @internal */ export function createSnapshotSelection(core: EditorCore): SnapshotSelection { const { physicalRoot, api } = core; const selection = api.getDOMSelection(core); // Normalize tables to ensure they have TBODY element between TABLE and TR so that the selection path will include correct values if (selection?.type == 'range') { const { startContainer, startOffset, endContainer, endOffset } = selection.range; let isDOMChanged = normalizeTableTree(startContainer, physicalRoot); if (endContainer != startContainer) { isDOMChanged = normalizeTableTree(endContainer, physicalRoot) || isDOMChanged; } if (isDOMChanged) { const newRange = physicalRoot.ownerDocument.createRange(); newRange.setStart(startContainer, startOffset); newRange.setEnd(endContainer, endOffset); api.setDOMSelection( core, { type: 'range', range: newRange, isReverted: !!selection.isReverted, }, true /*skipSelectionChangedEvent*/ ); } } switch (selection?.type) { case 'image': return { type: 'image', imageId: selection.image.id, }; case 'table': return { type: 'table', tableId: selection.table.id, firstColumn: selection.firstColumn, lastColumn: selection.lastColumn, firstRow: selection.firstRow, lastRow: selection.lastRow, }; case 'range': const range = selection.range; return { type: 'range', start: getPath(range.startContainer, range.startOffset, physicalRoot), end: getPath(range.endContainer, range.endOffset, physicalRoot), isReverted: !!selection.isReverted, }; default: return { type: 'range', start: [], end: [], isReverted: false, }; } } function normalizeTableTree(startNode: Node, root: Node) { let node: Node | null = startNode; let isDOMChanged = false; while (node && root.contains(node)) { if (isNodeOfType(node, 'ELEMENT_NODE') && isElementOfType(node, 'table')) { isDOMChanged = normalizeTable(node) || isDOMChanged; } node = node.parentNode; } return isDOMChanged; } function normalizeTable(table: HTMLTableElement): boolean { let isDOMChanged = false; let tbody: HTMLTableSectionElement | null = null; for (let child = table.firstChild; child; child = child.nextSibling) { const tag = isNodeOfType(child, 'ELEMENT_NODE') ? child.tagName : null; switch (tag) { case 'TR': if (!tbody) { tbody = table.ownerDocument.createElement('tbody'); table.insertBefore(tbody, child); } tbody.appendChild(child); child = tbody; isDOMChanged = true; break; case 'TBODY': if (tbody) { moveChildNodes(tbody, child, true /*keepExistingChildren*/); child.parentNode?.removeChild(child); child = tbody; isDOMChanged = true; } else { tbody = child as HTMLTableSectionElement; } break; default: tbody = null; break; } } const colgroups = table.querySelectorAll('colgroup'); const thead = table.querySelector('thead'); if (thead) { colgroups.forEach(colgroup => { if (!thead.contains(colgroup)) { thead.appendChild(colgroup); } }); } return isDOMChanged; } |