Andreas Hocevar
60 lines
2.2 KiB
JavaScript
60 lines
2.2 KiB
JavaScript
// Copyright 2007 The Closure Library Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS-IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/**
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* @fileoverview A toolbar class that hosts {@link goog.ui.Control}s such as
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* buttons and menus, along with toolbar-specific renderers of those controls.
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*
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* @author attila@google.com (Attila Bodis)
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* @see ../demos/toolbar.html
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*/
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goog.provide('goog.ui.Toolbar');
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goog.require('goog.ui.Container');
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goog.require('goog.ui.ToolbarRenderer');
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/**
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* A toolbar class, implemented as a {@link goog.ui.Container} that defaults to
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* having a horizontal orientation and {@link goog.ui.ToolbarRenderer} as its
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* renderer.
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* @param {goog.ui.ToolbarRenderer=} opt_renderer Renderer used to render or
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* decorate the toolbar; defaults to {@link goog.ui.ToolbarRenderer}.
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* @param {?goog.ui.Container.Orientation=} opt_orientation Toolbar orientation;
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* defaults to {@code HORIZONTAL}.
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* @param {goog.dom.DomHelper=} opt_domHelper Optional DOM helper.
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* @constructor
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* @extends {goog.ui.Container}
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*/
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goog.ui.Toolbar = function(opt_renderer, opt_orientation, opt_domHelper) {
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goog.ui.Container.call(this, opt_orientation, opt_renderer ||
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goog.ui.ToolbarRenderer.getInstance(), opt_domHelper);
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};
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goog.inherits(goog.ui.Toolbar, goog.ui.Container);
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/** @override */
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goog.ui.Toolbar.prototype.handleFocus = function(e) {
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goog.ui.Toolbar.base(this, 'handleFocus', e);
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// Highlight the first highlightable item on focus via the keyboard for ARIA
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// spec compliance. Do not highlight the item if the mouse button is pressed,
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// since this method is also called from handleMouseDown when a toolbar button
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// is clicked.
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if (!this.isMouseButtonPressed()) {
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this.highlightFirst();
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}
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};
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