// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * @module moodle-editor_atto-editor
 * @submodule toolbar
 */

/**
 * Toolbar functions for the Atto editor.
 *
 * See {{#crossLink "M.editor_atto.Editor"}}{{/crossLink}} for details.
 *
 * @namespace M.editor_atto
 * @class EditorToolbar
 */

function EditorToolbar() {}

EditorToolbar.ATTRS = {
};

EditorToolbar.prototype = {
    /**
     * A reference to the toolbar Node.
     *
     * @property toolbar
     * @type Node
     */
    toolbar: null,

    /**
     * A reference to any currently open menus in the toolbar.
     *
     * @property openMenus
     * @type Array
     */
    openMenus: null,

    /**
     * Setup the toolbar on the editor.
     *
     * @method setupToolbar
     * @chainable
     */
    setupToolbar: function() {
        this.toolbar = Y.Node.create('<div class="' + CSS.TOOLBAR + '" role="toolbar" aria-live="off"/>');
        this.openMenus = [];
        this._wrapper.appendChild(this.toolbar);

        if (this.textareaLabel) {
            this.toolbar.setAttribute('aria-labelledby', this.textareaLabel.get("id"));
        }

        // Add keyboard navigation for the toolbar.
        this.setupToolbarNavigation();

        return this;
    }
};

Y.Base.mix(Y.M.editor_atto.Editor, [EditorToolbar]);