import { Ctx } from '../ctx/base';
import { Icon } from '../icon';
export type MainNavigationTabsHook = {
    /**
     * Use this function to declare new tabs you want to add in the top-bar of the
     * UI
     *
     * @tag pages
     */
    mainNavigationTabs: (ctx: MainNavigationTabsCtx) => MainNavigationTab[];
};
export type MainNavigationTabsCtx = Ctx;
/**
 * An object expressing a tab to be displayed in the top-bar of the UI
 *
 * @see {isMainNavigationTab}
 */
export type MainNavigationTab = {
    /** Label to be shown. Must be unique. */
    label: string;
    /**
     * Icon to be shown alongside the label. Can be a FontAwesome icon name (ie.
     * `"address-book"`) or a custom SVG definition. To maintain visual
     * consistency with the rest of the interface, try to use FontAwesome icons
     * whenever possible.
     */
    icon: Icon;
    /** ID of the page/inspector linked to the tab */
    pointsTo: {
        pageId: string;
    } | {
        inspectorId: string;
        /** The preferred width for the sidebar */
        preferredWidth?: number;
        /** The inspector panel to render when first loaded */
        initialInspectorPanel?: {
            /** ID of the inspector panel to render */
            panelId: string;
            /**
             * An arbitrary configuration object that will be passed as the `parameters`
             * property of the second argument of the `renderInspectorPanel` function
             */
            parameters?: Record<string, unknown>;
        };
    };
    /**
     * Expresses where you want to place the tab in the top-bar. If not specified,
     * the tab will be placed after the standard tabs provided by DatoCMS itself.
     */
    placement?: [
        'before' | 'after',
        'content' | 'media' | 'schema' | 'configuration' | 'cdaPlayground'
    ];
    /**
     * If different plugins specify the same `placement` for their tabs, they will
     * be displayed by ascending `rank`. If you want to specify an explicit value
     * for `rank`, make sure to offer a way for final users to customize it inside
     * the plugin's settings form, otherwise the hardcoded value you choose might
     * clash with the one of another plugin!
     */
    rank?: number;
};
export declare function isMainNavigationTab(value: unknown): value is MainNavigationTab;
export declare function isReturnTypeOfMainNavigationTabsHook(value: unknown): value is MainNavigationTab[];