scrollLocker.js 5.3 KB

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  1. "use strict";
  2. var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
  3. Object.defineProperty(exports, "__esModule", {
  4. value: true
  5. });
  6. exports.default = void 0;
  7. var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));
  8. var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));
  9. var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));
  10. var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
  11. var _getScrollBarSize = _interopRequireDefault(require("../../_util/getScrollBarSize"));
  12. var _setStyle = _interopRequireDefault(require("../../_util/setStyle"));
  13. var locks = [];
  14. var scrollingEffectClassName = 'ant-scrolling-effect';
  15. var scrollingEffectClassNameReg = new RegExp("".concat(scrollingEffectClassName), 'g');
  16. var uuid = 0;
  17. // https://github.com/ant-design/ant-design/issues/19340
  18. // https://github.com/ant-design/ant-design/issues/19332
  19. var cacheStyle = new Map();
  20. var ScrollLocker = /*#__PURE__*/(0, _createClass2.default)(function ScrollLocker(_options) {
  21. var _this = this;
  22. (0, _classCallCheck2.default)(this, ScrollLocker);
  23. (0, _defineProperty2.default)(this, "getContainer", function () {
  24. var _this$options;
  25. return (_this$options = _this.options) === null || _this$options === void 0 ? void 0 : _this$options.container;
  26. });
  27. (0, _defineProperty2.default)(this, "reLock", function (options) {
  28. var findLock = locks.find(function (_ref) {
  29. var target = _ref.target;
  30. return target === _this.lockTarget;
  31. });
  32. if (findLock) {
  33. _this.unLock();
  34. }
  35. _this.options = options;
  36. if (findLock) {
  37. findLock.options = options;
  38. _this.lock();
  39. }
  40. });
  41. (0, _defineProperty2.default)(this, "lock", function () {
  42. var _this$options3;
  43. // If lockTarget exist return
  44. if (locks.some(function (_ref2) {
  45. var target = _ref2.target;
  46. return target === _this.lockTarget;
  47. })) {
  48. return;
  49. }
  50. // If same container effect, return
  51. if (locks.some(function (_ref3) {
  52. var _this$options2;
  53. var options = _ref3.options;
  54. return (options === null || options === void 0 ? void 0 : options.container) === ((_this$options2 = _this.options) === null || _this$options2 === void 0 ? void 0 : _this$options2.container);
  55. })) {
  56. locks = [].concat((0, _toConsumableArray2.default)(locks), [{
  57. target: _this.lockTarget,
  58. options: _this.options
  59. }]);
  60. return;
  61. }
  62. var scrollBarSize = 0;
  63. var container = ((_this$options3 = _this.options) === null || _this$options3 === void 0 ? void 0 : _this$options3.container) || document.body;
  64. if (container === document.body && window.innerWidth - document.documentElement.clientWidth > 0 || container.scrollHeight > container.clientHeight) {
  65. scrollBarSize = (0, _getScrollBarSize.default)();
  66. }
  67. var containerClassName = container.className;
  68. if (locks.filter(function (_ref4) {
  69. var _this$options4;
  70. var options = _ref4.options;
  71. return (options === null || options === void 0 ? void 0 : options.container) === ((_this$options4 = _this.options) === null || _this$options4 === void 0 ? void 0 : _this$options4.container);
  72. }).length === 0) {
  73. cacheStyle.set(container, (0, _setStyle.default)({
  74. width: scrollBarSize !== 0 ? "calc(100% - ".concat(scrollBarSize, "px)") : undefined,
  75. overflow: 'hidden',
  76. overflowX: 'hidden',
  77. overflowY: 'hidden'
  78. }, {
  79. element: container
  80. }));
  81. }
  82. // https://github.com/ant-design/ant-design/issues/19729
  83. if (!scrollingEffectClassNameReg.test(containerClassName)) {
  84. var addClassName = "".concat(containerClassName, " ").concat(scrollingEffectClassName);
  85. container.className = addClassName.trim();
  86. }
  87. locks = [].concat((0, _toConsumableArray2.default)(locks), [{
  88. target: _this.lockTarget,
  89. options: _this.options
  90. }]);
  91. });
  92. (0, _defineProperty2.default)(this, "unLock", function () {
  93. var _this$options5;
  94. var findLock = locks.find(function (_ref5) {
  95. var target = _ref5.target;
  96. return target === _this.lockTarget;
  97. });
  98. locks = locks.filter(function (_ref6) {
  99. var target = _ref6.target;
  100. return target !== _this.lockTarget;
  101. });
  102. if (!findLock || locks.some(function (_ref7) {
  103. var _findLock$options;
  104. var options = _ref7.options;
  105. return (options === null || options === void 0 ? void 0 : options.container) === ((_findLock$options = findLock.options) === null || _findLock$options === void 0 ? void 0 : _findLock$options.container);
  106. })) {
  107. return;
  108. }
  109. // Remove Effect
  110. var container = ((_this$options5 = _this.options) === null || _this$options5 === void 0 ? void 0 : _this$options5.container) || document.body;
  111. var containerClassName = container.className;
  112. if (!scrollingEffectClassNameReg.test(containerClassName)) return;
  113. (0, _setStyle.default)(cacheStyle.get(container), {
  114. element: container
  115. });
  116. cacheStyle.delete(container);
  117. container.className = container.className.replace(scrollingEffectClassNameReg, '').trim();
  118. });
  119. // eslint-disable-next-line no-plusplus
  120. this.lockTarget = uuid++;
  121. this.options = _options;
  122. });
  123. exports.default = ScrollLocker;