@arco-design/web-react
Version:
Arco Design React UI Library.
115 lines (114 loc) • 5.25 kB
JavaScript
;
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var react_1 = __importStar(require("react"));
var resize_observer_polyfill_1 = __importDefault(require("resize-observer-polyfill"));
var throttle_1 = __importDefault(require("lodash/throttle"));
var react_dom_1 = require("../_util/react-dom");
var is_1 = require("./is");
var ResizeObserverComponent = /** @class */ (function (_super) {
__extends(ResizeObserverComponent, _super);
function ResizeObserverComponent() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.getRootElement = function () {
var getTargetDOMNode = _this.props.getTargetDOMNode;
return (0, react_dom_1.findDOMNode)((getTargetDOMNode === null || getTargetDOMNode === void 0 ? void 0 : getTargetDOMNode()) || _this.rootDOMRef, _this);
};
_this.getRootDOMNode = function () {
return _this.getRootElement();
};
_this.componentWillUnmount = function () {
if (_this.resizeObserver) {
_this.destroyResizeObserver();
}
};
_this.createResizeObserver = function () {
var _a = _this.props.throttle, throttle = _a === void 0 ? true : _a;
var onResize = function (entry) {
var _a, _b;
(_b = (_a = _this.props).onResize) === null || _b === void 0 ? void 0 : _b.call(_a, entry);
};
var resizeHandler = throttle ? (0, throttle_1.default)(onResize) : onResize;
var firstExec = true; // 首次监听时，立即执行一次 onResize，之前行为保持一致，避免布局类组件出现闪动的情况
_this.resizeObserver = new resize_observer_polyfill_1.default(function (entry) {
if (firstExec) {
firstExec = false;
onResize(entry);
}
resizeHandler(entry);
});
var targetNode = _this.getRootElement();
targetNode && _this.resizeObserver.observe(targetNode);
};
_this.destroyResizeObserver = function () {
_this.resizeObserver && _this.resizeObserver.disconnect();
_this.resizeObserver = null;
};
return _this;
}
ResizeObserverComponent.prototype.componentDidMount = function () {
if (!react_1.default.isValidElement(this.props.children)) {
console.warn('The children of ResizeObserver is invalid.');
}
else {
this.createResizeObserver();
}
};
ResizeObserverComponent.prototype.componentDidUpdate = function () {
if (!this.resizeObserver && this.getRootElement()) {
this.createResizeObserver();
}
};
ResizeObserverComponent.prototype.render = function () {
var _this = this;
var children = this.props.children;
if ((0, is_1.supportRef)(children) && (0, react_1.isValidElement)(children) && !this.props.getTargetDOMNode) {
return (0, react_1.cloneElement)(children, {
ref: function (node) {
_this.rootDOMRef = node;
(0, react_dom_1.callbackOriginRef)(children, node);
},
});
}
this.rootDOMRef = null;
return this.props.children;
};
return ResizeObserverComponent;
}(react_1.default.Component));
exports.default = ResizeObserverComponent;