/**
 *
 * Panel is a container with the optional content toggle feature.
 *
 * [Live Demo](https://www.primevue.org/panel/)
 *
 * @module panel
 *
 */
import { ButtonHTMLAttributes, VNode } from 'vue';
import { ClassComponent, GlobalComponentConstructor } from '../ts-helpers';

export declare type PanelPassThroughOptionType = PanelPassThroughAttributes | ((options: { props: PanelProps; state: PanelState }) => PanelPassThroughAttributes) | null | undefined;

/**
 * Custom toggle event.
 * @see {@link PanelEmits.toggle}
 */
export interface PanelToggleEvent {
    /**
     * Browser event.
     */
    originalEvent: Event;
    /**
     * Collapsed state as a boolean
     */
    value: boolean;
}

/**
 * Custom passthrough(pt) options.
 * @see {@link PanelProps.pt}
 */
export interface PanelPassThroughOptions {
    /**
     * Uses to pass attributes to the root's DOM element.
     */
    root?: PanelPassThroughOptionType;
    /**
     * Uses to pass attributes to the header's DOM element.
     */
    header?: PanelPassThroughOptionType;
    /**
     * Uses to pass attributes to the title's DOM element.
     */
    title?: PanelPassThroughOptionType;
    /**
     * Uses to pass attributes to the title's DOM element.
     */
    icons?: PanelPassThroughOptionType;
    /**
     * Uses to pass attributes to the toggler's DOM element.
     */
    toggler?: PanelPassThroughOptionType;
    /**
     * Uses to pass attributes to the headericon's DOM element.
     */
    headericon?: PanelPassThroughOptionType;
    /**
     * Uses to pass attributes to the toggleablecontent's DOM element.
     */
    toggleablecontent?: PanelPassThroughOptionType;
    /**
     * Uses to pass attributes to the content's DOM element.
     */
    content?: PanelPassThroughOptionType;
}

/**
 * Custom passthrough attributes for each DOM elements
 */
export interface PanelPassThroughAttributes {
    [key: string]: any;
}

/**
 * Defines current inline state in Panel component.
 */
export interface PanelState {
    /**
     * Current collapsed state as a boolean
     */
    d_collapsed: boolean;
}

/**
 * Defines valid properties in Panel component.
 */
export interface PanelProps {
    /**
     * Header text of the panel.
     */
    header?: string;
    /**
     * Defines if content of panel can be expanded and collapsed.
     * @defaultValue false
     */
    toggleable?: boolean;
    /**
     * Defines the initial state of panel content.
     * @defaultValue false
     */
    collapsed?: boolean;
    /**
     * Uses to pass the custom value to read for the button inside the component.
     * @deprecated since v3.26.0. Use 'pt' property instead.
     */
    toggleButtonProps?: ButtonHTMLAttributes | undefined;
    /**
     * Uses to pass attributes to DOM elements inside the component.
     * @type {PanelPassThroughOptions}
     */
    pt?: PanelPassThroughOptions;
}

/**
 * Defines valid slots in Panel slots.
 */
export interface PanelSlots {
    /**
     * Custom content template.
     */
    default(): VNode[];
    /**
     * Custom header template.
     */
    header(): VNode[];
    /**
     * Custom icons template.
     */
    icons(): VNode[];
    /**
     * Custom header icon template of panel.
     * @param {Object} scope - header icon slot's params.
     */
    headericon(scope: {
        /**
         * Collapsed state as a boolean
         */
        collapsed: boolean;
    }): VNode[];
}

/**
 * Defines valid emits in Panel component.
 */
export interface PanelEmits {
    /**
     * Emitted when the collapsed changes.
     * @param {boolean} value - New value.
     */
    'update:collapsed'(value: boolean): void;
    /**
     * Callback to invoke when a tab toggle.
     * @param {PanelToggleEvent} event - Custom toggle event.
     */
    toggle(event: PanelToggleEvent): void;
}

/**
 * **PrimeVue - Panel**
 *
 * _Panel is a container with the optional content toggle feature._
 *
 * [Live Demo](https://www.primevue.org/panel/)
 * --- ---
 * ![PrimeVue](https://primefaces.org/cdn/primevue/images/logo-100.png)
 *
 * @group Component
 *
 */
declare class Panel extends ClassComponent<PanelProps, PanelSlots, PanelEmits> {}

declare module '@vue/runtime-core' {
    interface GlobalComponents {
        Panel: GlobalComponentConstructor<Panel>;
    }
}

export default Panel;