/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsIProtocolHandler.idl"

[scriptable, uuid(0e61f3b2-34d7-4c79-bfdc-4860bc7341b7)]
interface nsIExternalProtocolHandler: nsIProtocolHandler
{
    /**
     * This method checks if the external handler exists for a given scheme.
     *
     * @param scheme external scheme.
     * @return TRUE if the external handler exists for the input scheme, FALSE otherwise.
     */
    boolean externalAppExistsForScheme(in ACString scheme);
};
