/**
 * 浏览器环境适配器 - 提供真实的浏览器API包装
 */
import { PlatformAdapter, StorageAdapter, NetworkAdapter, NetworkEventListener } from './platform-adapter';
/**
 * 浏览器存储适配器 - 包装localStorage API
 */
export declare class BrowserStorageAdapter implements StorageAdapter {
    getItem(key: string): string | null;
    setItem(key: string, value: string): void;
    removeItem(key: string): void;
    keys(): string[];
}
/**
 * 浏览器网络适配器 - 包装window和navigator API
 */
export declare class BrowserNetworkAdapter implements NetworkAdapter {
    private readonly eventListeners;
    get isOnline(): boolean;
    addEventListener(event: 'online' | 'offline', listener: NetworkEventListener): void;
    removeEventListener(event: 'online' | 'offline', listener: NetworkEventListener): void;
    /**
     * 清理所有事件监听器 - 用于资源释放
     */
    cleanup(): void;
}
/**
 * 浏览器平台适配器 - 组合所有浏览器特定适配器
 */
export declare class BrowserPlatformAdapter implements PlatformAdapter {
    readonly storage: StorageAdapter;
    readonly network: BrowserNetworkAdapter;
    readonly isSupported: boolean;
    readonly platformName: string;
    constructor();
    /**
     * 检测浏览器功能支持情况
     */
    private detectBrowserSupport;
    /**
     * 清理资源
     */
    cleanup(): void;
}
/**
 * 创建浏览器适配器实例
 */
export declare function createBrowserAdapter(): BrowserPlatformAdapter;
//# sourceMappingURL=browser-adapter.d.ts.map