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- "use strict";
- Object.defineProperty(exports, "__esModule", { value: true });
- exports.RemoveScrollBar = exports.lockAttribute = void 0;
- var tslib_1 = require("tslib");
- var React = tslib_1.__importStar(require("react"));
- var react_style_singleton_1 = require("react-style-singleton");
- var constants_1 = require("./constants");
- var utils_1 = require("./utils");
- var Style = (0, react_style_singleton_1.styleSingleton)();
- exports.lockAttribute = 'data-scroll-locked';
- // important tip - once we measure scrollBar width and remove them
- // we could not repeat this operation
- // thus we are using style-singleton - only the first "yet correct" style will be applied.
- var getStyles = function (_a, allowRelative, gapMode, important) {
- var left = _a.left, top = _a.top, right = _a.right, gap = _a.gap;
- if (gapMode === void 0) { gapMode = 'margin'; }
- return "\n .".concat(constants_1.noScrollbarsClassName, " {\n overflow: hidden ").concat(important, ";\n padding-right: ").concat(gap, "px ").concat(important, ";\n }\n body[").concat(exports.lockAttribute, "] {\n overflow: hidden ").concat(important, ";\n overscroll-behavior: contain;\n ").concat([
- allowRelative && "position: relative ".concat(important, ";"),
- gapMode === 'margin' &&
- "\n padding-left: ".concat(left, "px;\n padding-top: ").concat(top, "px;\n padding-right: ").concat(right, "px;\n margin-left:0;\n margin-top:0;\n margin-right: ").concat(gap, "px ").concat(important, ";\n "),
- gapMode === 'padding' && "padding-right: ".concat(gap, "px ").concat(important, ";"),
- ]
- .filter(Boolean)
- .join(''), "\n }\n \n .").concat(constants_1.zeroRightClassName, " {\n right: ").concat(gap, "px ").concat(important, ";\n }\n \n .").concat(constants_1.fullWidthClassName, " {\n margin-right: ").concat(gap, "px ").concat(important, ";\n }\n \n .").concat(constants_1.zeroRightClassName, " .").concat(constants_1.zeroRightClassName, " {\n right: 0 ").concat(important, ";\n }\n \n .").concat(constants_1.fullWidthClassName, " .").concat(constants_1.fullWidthClassName, " {\n margin-right: 0 ").concat(important, ";\n }\n \n body[").concat(exports.lockAttribute, "] {\n ").concat(constants_1.removedBarSizeVariable, ": ").concat(gap, "px;\n }\n");
- };
- /**
- * Removes page scrollbar and blocks page scroll when mounted
- */
- var RemoveScrollBar = function (props) {
- var noRelative = props.noRelative, noImportant = props.noImportant, _a = props.gapMode, gapMode = _a === void 0 ? 'margin' : _a;
- /*
- gap will be measured on every component mount
- however it will be used only by the "first" invocation
- due to singleton nature of <Style
- */
- var gap = React.useMemo(function () { return (0, utils_1.getGapWidth)(gapMode); }, [gapMode]);
- React.useEffect(function () {
- document.body.setAttribute(exports.lockAttribute, '');
- return function () {
- document.body.removeAttribute(exports.lockAttribute);
- };
- }, []);
- return React.createElement(Style, { styles: getStyles(gap, !noRelative, gapMode, !noImportant ? '!important' : '') });
- };
- exports.RemoveScrollBar = RemoveScrollBar;
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