purewhiter--mobilegym
wehub-resource-sync
47 行
2.0 KiB
TypeScript
47 行
2.0 KiB
TypeScript
/**
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* FileManager Navigation Handler
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*
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* Handles system integration: back handler, route tracking, and per-activity navigator.
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* Cross-app callers指定具体子页时使用 intent.route（IntentResolver 让 caller hint 优先于
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* filter.route），OS 直接 navigateToActivity 到目标路由，不需要 App 端再做 dispatch。
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*/
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import React, { useCallback, useEffect } from 'react';
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import { useNavigate, UNSAFE_NavigationContext } from 'react-router-dom';
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import { useAppNavigationHandler } from '../../../os/hooks/useAppNavigationHandler';
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import { AppNavigatorRegistry } from '../../../os/AppNavigatorRegistry';
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import { useActivityContext } from '../../../os/ActivityContext';
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export const FileManagerNavigationHandler: React.FC = () => {
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const navigate = useNavigate();
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const { navigator } = React.useContext(UNSAFE_NavigationContext);
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const { activityId } = useActivityContext();
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const handleBack = useCallback((): boolean => {
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const index = (navigator as any).index || 0;
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if (index > 0) {
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navigate(-1);
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return true;
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}
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return false;
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}, [navigate, navigator]);
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useAppNavigationHandler('file_manager', { onBack: handleBack });
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// Activity-level navigator 注册：用于 OS 在 foreign-task push 时（如 Settings 调用
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// ACTION_VIEW + type=inode/directory 把 FileManager Activity 推到 Settings task 上）通过
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// navigateToActivity 把内部路由切到 baseRoute（intent.route 或 filter.route）。
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// 不注册的话，OS 的 waitForNavigator 会等到 5 秒超时。
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// 默认 replace=true 保持兼容；显式 { replace: false } 时尊重 push 语义。
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useEffect(() => {
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const navFn = (path: string, opts?: { replace?: boolean }) => {
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navigate(path, { replace: opts?.replace ?? true });
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};
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AppNavigatorRegistry.registerActivity(activityId, { navigate: navFn, back: handleBack }, 'file_manager');
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return () => {
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AppNavigatorRegistry.unregisterActivity(activityId);
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};
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}, [activityId, handleBack, navigate]);
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return null;
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};
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