import { ToolbarElement } from './ToolbarElement';
export declare class ToolbarImageElement extends ToolbarElement {
    readonly name: string;
    entryElement: HTMLDivElement;
    overlayElement: HTMLDivElement;
    protected urlInput: HTMLInputElement;
    protected showPanel: boolean;
    constructor(overlayContainer: HTMLDivElement, name: string);
    getEntryElement(): HTMLElement;
    protected initDom(): void;
    protected initEvent(): void;
    protected showOverlay(): void;
    protected hideOverlay(): void;
}