expo-router
Version:
Expo Router is a file-based router for React Native and web applications.
154 lines • 7.22 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (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 () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.createNativeStackNavigator = createNativeStackNavigator;
const native_1 = require("@react-navigation/native");
const native_stack_1 = require("@react-navigation/native-stack");
const React = __importStar(require("react"));
const LinkPreviewContext_1 = require("../../link/preview/LinkPreviewContext");
function NativeStackNavigator({ id, initialRouteName, children, layout, screenListeners, screenOptions, screenLayout, UNSTABLE_router, ...rest }) {
const { state, describe, descriptors, navigation, NavigationContent } = (0, native_1.useNavigationBuilder)(native_1.StackRouter, {
id,
initialRouteName,
children,
layout,
screenListeners,
screenOptions,
screenLayout,
UNSTABLE_router,
});
React.useEffect(() =>
// @ts-expect-error: there may not be a tab navigator in parent
navigation?.addListener?.('tabPress', (e) => {
const isFocused = navigation.isFocused();
// Run the operation in the next frame so we're sure all listeners have been run
// This is necessary to know if preventDefault() has been called
requestAnimationFrame(() => {
if (state.index > 0 && isFocused && !e.defaultPrevented) {
// When user taps on already focused tab and we're inside the tab,
// reset the stack to replicate native behaviour
navigation.dispatch({
...native_1.StackActions.popToTop(),
target: state.key,
});
}
});
}), [navigation, state.index, state.key]);
// START FORK
const { openPreviewKey, setOpenPreviewKey } = (0, LinkPreviewContext_1.useLinkPreviewContext)();
// This is used to track the preview screen that is currently transitioning on the native side
const [previewTransitioningScreenId, setPreviewTransitioningScreenId] = React.useState();
React.useEffect(() => {
if (previewTransitioningScreenId) {
// This means that the state was updated after the preview transition
if (state.routes.some((route) => route.key === previewTransitioningScreenId)) {
// We no longer need to track the preview transitioning screen
setPreviewTransitioningScreenId(undefined);
}
}
}, [state, previewTransitioningScreenId]);
const navigationWrapper = React.useMemo(() => {
if (openPreviewKey) {
const emit = (...args) => {
const { target, type, data } = args[0];
if (target === openPreviewKey && data && 'closing' in data && !data.closing) {
// onWillAppear
if (type === 'transitionStart') {
// The screen from preview will appear, so we need to start tracking it
setPreviewTransitioningScreenId(openPreviewKey);
}
// onAppear
else if (type === 'transitionEnd') {
// The screen from preview appeared.
// We can now restore the stack animation
setOpenPreviewKey(undefined);
}
}
return navigation.emit(...args);
};
return {
...navigation,
emit,
};
}
return navigation;
}, [navigation, openPreviewKey, setOpenPreviewKey]);
const { computedState, computedDescriptors } = React.useMemo(() => {
// The preview screen was pushed on the native side, but react-navigation state was not updated yet
if (previewTransitioningScreenId) {
const preloadedRoute = state.preloadedRoutes.find((route) => route.key === previewTransitioningScreenId);
if (preloadedRoute) {
const newState = {
...state,
// On native side the screen is already pushed, so we need to update the state
preloadedRoutes: state.preloadedRoutes.filter((route) => route.key !== previewTransitioningScreenId),
routes: [...state.routes, preloadedRoute],
index: state.index + 1,
};
const newDescriptors = previewTransitioningScreenId in descriptors
? descriptors
: {
...descriptors,
// We need to add the descriptor. For react-navigation this is still preloaded screen
// Replicating the logic from https://github.com/react-navigation/react-navigation/blob/eaf1100ac7d99cb93ba11a999549dd0752809a78/packages/native-stack/src/views/NativeStackView.native.tsx#L489
[previewTransitioningScreenId]: describe(preloadedRoute, true),
};
return {
computedState: newState,
computedDescriptors: newDescriptors,
};
}
}
return {
computedState: state,
computedDescriptors: descriptors,
};
}, [state, previewTransitioningScreenId, describe, descriptors]);
// END FORK
return (<NavigationContent>
<native_stack_1.NativeStackView {...rest}
// START FORK
state={computedState} navigation={navigationWrapper} descriptors={computedDescriptors}
// state={state}
// navigation={navigation}
// descriptors={descriptors}
// END FORK
describe={describe}/>
</NavigationContent>);
}
function createNativeStackNavigator(config) {
return (0, native_1.createNavigatorFactory)(NativeStackNavigator)(config);
}
//# sourceMappingURL=createNativeStackNavigator.js.map