snapshot of https://github.com/jitsi/jitsi-meet.git @ fd1749dd28f4138aa80234fc7f311b19aaffa0e7 (2026-09-15)

react/features/mobile/navigation/functions.tsx

@@ -0,0 +1,45 @@
+import React from 'react';
+import { GestureResponderEvent } from 'react-native';
+
+import { IStateful } from '../../base/app/types';
+import { PREJOIN_PAGE_ENABLED } from '../../base/flags/constants';
+import { getFeatureFlag } from '../../base/flags/functions';
+import { toState } from '../../base/redux/functions';
+import { isPrejoinEnabledInConfig } from '../../prejoin/functions.native';
+
+import LobbyCloseButton from './components/LobbyCloseButton';
+import ScreenCloseButton from './components/ScreenCloseButton';
+
+/**
+ * Close icon/text button based on platform.
+ *
+ * @param {Function} goBack - Goes back to the previous screen function.
+ * @returns {React.Component}
+ */
+export function screenHeaderCloseButton(goBack: (e?: GestureResponderEvent | React.MouseEvent) => void) {
+    return () => <ScreenCloseButton goBack = { goBack } />;
+}
+
+/**
+ * Determines whether the {@code Prejoin page} is enabled by the app itself
+ * (e.g. Programmatically via the Jitsi Meet SDK for Android and iOS).
+ *
+ * @param {Function|Object} stateful - The redux state or {@link getState}
+ * function.
+ * @returns {boolean} If the {@code Prejoin} is enabled by the app, then
+ * {@code true}; otherwise, {@code false}.
+ */
+export function isPrejoinPageEnabled(stateful: IStateful) {
+    const state = toState(stateful);
+
+    return getFeatureFlag(state, PREJOIN_PAGE_ENABLED, isPrejoinEnabledInConfig(state));
+}
+
+/**
+ * Close icon/text button for lobby screen based on platform.
+ *
+ * @returns {React.Component}
+ */
+export function lobbyScreenHeaderCloseButton() {
+    return LobbyCloseButton;
+}