47 lines
2.1 KiB
JavaScript
47 lines
2.1 KiB
JavaScript
'use strict';
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var UI = require('../../document/UI.js');
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require('../../utils/click/isClickableInput.js');
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require('../../utils/dataTransfer/Clipboard.js');
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require('../../utils/edit/isEditable.js');
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require('../../utils/edit/maxLength.js');
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require('../../utils/keyDef/readNextDescriptor.js');
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require('../../utils/misc/level.js');
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require('../../options.js');
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var resolveCaretPosition = require('./resolveCaretPosition.js');
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function modifySelectionPerMouseMove(selectionRange, { document, target, node, offset }) {
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const selectionFocus = resolveCaretPosition.resolveCaretPosition({
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target,
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node,
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offset
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});
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if ('node' in selectionRange) {
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// When the mouse is dragged outside of an input/textarea,
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// the selection is extended to the beginning or end of the input
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// depending on pointer position.
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// TODO: extend selection according to pointer position
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/* istanbul ignore else */ if (selectionFocus.node === selectionRange.node) {
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const anchorOffset = selectionFocus.offset < selectionRange.start ? selectionRange.end : selectionRange.start;
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const focusOffset = selectionFocus.offset > selectionRange.end || selectionFocus.offset < selectionRange.start ? selectionFocus.offset : selectionRange.end;
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UI.setUISelection(selectionRange.node, {
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anchorOffset,
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focusOffset
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});
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}
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} else {
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const range = selectionRange.cloneRange();
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const cmp = range.comparePoint(selectionFocus.node, selectionFocus.offset);
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if (cmp < 0) {
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range.setStart(selectionFocus.node, selectionFocus.offset);
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} else if (cmp > 0) {
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range.setEnd(selectionFocus.node, selectionFocus.offset);
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}
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const selection = document.getSelection();
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selection === null || selection === void 0 ? void 0 : selection.removeAllRanges();
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selection === null || selection === void 0 ? void 0 : selection.addRange(range.cloneRange());
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}
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}
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exports.modifySelectionPerMouseMove = modifySelectionPerMouseMove;
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