import type { WebViewImmersiveModeEffect } from '@devvit/protos/json/devvit/ui/effects/web_view/v1alpha/immersive_mode.js';
import { type WebViewAppMessage } from '@devvit/protos/json/devvit/ui/effects/web_view/v1alpha/post_message.js';
import type { WebViewTelemetryClickEffect, WebViewTelemetryLoadedEffect } from '@devvit/protos/json/devvit/ui/effects/web_view/v1alpha/telemetry.js';
import type { WebViewInternalEventMessage } from '@devvit/protos/json/devvit/ui/events/v1alpha/web_view.js';
import type { JsonObject, JsonValue } from '@devvit/shared-types/json.js';
import type { PropertyValues } from 'lit';
import { LitElement } from 'lit';
import { type Share } from '../../client/effects/share.js';
import type { BridgeContextWithMeta } from '../../client/web-view.js';
import type { DevvitBlocksElement } from './DevvitBlocksElement.js';
export type DevvitWebViewClickEvent = CustomEvent<WebViewTelemetryClickEffect>;
export type DevvitWebViewLoadedEvent = CustomEvent<WebViewTelemetryLoadedEffect>;
declare global {
    interface HTMLElementTagNameMap {
        'devvit-blocks-web-view': DevvitBlocksWebView;
    }
    interface HTMLElementEventMap {
        'devvit-web-view-message': CustomEvent<JsonValue>;
        /** Custom event type for web view click events */
        'devvit-web-view-click': DevvitWebViewClickEvent;
        /** Custom event type for web view loaded duration */
        'devvit-web-view-loaded': DevvitWebViewLoadedEvent;
        'devvit-web-view-share': CustomEvent<Share | undefined>;
        'devvit-web-view-immersive-mode': CustomEvent<WebViewImmersiveModeEffect>;
    }
}
/**
 * Wraps an iframe to capture messages sent from within to be handled by the app rendering the Blocks
 */
export declare class DevvitBlocksWebView extends LitElement implements DevvitBlocksElement {
    #private;
    context: BridgeContextWithMeta | undefined;
    src: string | undefined;
    devMode: boolean;
    /**
     * Handles messages sent from the web view to the Devvit app. Only present on fullscreen web views.
     *
     * Originates from WebViewEffectHandler.
     * */
    onReceivedPostMessage?: (data: JsonValue) => void;
    /**
     * Use ui.webView.postMessage()
     * @deprecated
     */
    state: JsonObject | undefined;
    focusOnLoad: boolean;
    /**
     * When true, the embedded iframe will be focusable via keyboard navigation (tabindex="0").
     * Defaults to false so that web views are not keyboard-focusable unless explicitly opted in.
     */
    focusable: boolean;
    private _originDiffers;
    private _targetOrigin;
    pendingSrc: string | undefined;
    private _iframe;
    static get styles(): import("lit").CSSResult[];
    connectedCallback(): void;
    disconnectedCallback(): void;
    /**
     * Send an event to the iframe. Events may be in response to effects or
     * initiated by the user.
     *
     * The data flow for effect responses is usually to
     * implement an `EffectHandler` subclass that owns observing the effect DOM
     * Event and then propagating it as a `devvit-ui-effect` Event with an
     * `onEvent()` callback that can be used to respond.
     */
    postEvent(ev: Readonly<WebViewInternalEventMessage>): void;
    protected getUpdateComplete(): Promise<boolean>;
    protected willUpdate(changedProperties: PropertyValues<this>): void;
    protected updated(props: PropertyValues<this>): void;
    reset(): void;
    /** @deprecated Blocks only. */
    postMessage(message: WebViewAppMessage): void;
    render(): import("lit-html").TemplateResult<1>;
}
//# sourceMappingURL=devvit-blocks-web-view.d.ts.map