one/dist/cjs/useHeaderHeight.cjs

One is a React framework for web, iOS, and Android apps.

var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
	for (var name in all) __defProp(target, name, {
		get: all[name],
		enumerable: true
	});
};
var __copyProps = (to, from, except, desc) => {
	if (from && typeof from === "object" || typeof from === "function") {
		for (let key of __getOwnPropNames(from)) if (!__hasOwnProp.call(to, key) && key !== except) __defProp(to, key, {
			get: () => from[key],
			enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable
		});
	}
	return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var useHeaderHeight_exports = {};
__export(useHeaderHeight_exports, { useHeaderHeight: () => useHeaderHeight });
module.exports = __toCommonJS(useHeaderHeight_exports);
var import_react = require("react");
const contextsKey = "__react_navigation__elements_contexts";
const contextName = "HeaderHeightContext";
let headerHeightContext;
function getHeaderHeightContext() {
	if (headerHeightContext) return headerHeightContext;
	let contexts = Reflect.get(globalThis, contextsKey);
	if (!contexts) {
		contexts = /* @__PURE__ */ new Map();
		Reflect.set(globalThis, contextsKey, contexts);
	}
	let context = contexts.get(contextName);
	if (!context) {
		context = (0, import_react.createContext)(void 0);
		context.displayName = contextName;
		contexts.set(contextName, context);
	}
	headerHeightContext = context;
	return context;
}
function useHeaderHeight() {
	return (0, import_react.useContext)(getHeaderHeightContext()) ?? 0;
}