/**
 * Returns an HTML menu item with a label and grey keyboard shortcut.
 *
 * @param labelText The text of the mneu item.
 * @param action The identifier of an action to use the keyboard shortcut of.
 * @returns A nicely formatted menu item.
 */
export declare function getMenuItem(labelText: string, action: string): HTMLElement;
/**
 * Find the primary shortcut for this platform and return it as single string
 * in a short user facing format.
 *
 * @param action The action name, e.g. "cut".
 * @returns The formatted shortcut.
 */
export declare function getShortActionShortcut(action: string): string;
/**
 * Find the relevant shortcuts for the given action for the current platform.
 * Keys are returned in a long user facing format.
 *
 * @param action The action name, e.g. "cut".
 * @returns The formatted shortcuts as individual keys.
 */
export declare function getLongActionShortcutsAsKeys(action: string): string[][];
/**
 * Convert the first character to uppercase.
 *
 * @param str String.
 * @returns The string in title case.
 */
export declare function upperCaseFirst(str: string): string;
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