| // Copyright 2008 The Closure Library Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS-IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| /** |
| * @fileoverview Renderer for {@link goog.ui.Toolbar}s. |
| * |
| * @author attila@google.com (Attila Bodis) |
| */ |
| |
| goog.provide('goog.ui.ToolbarRenderer'); |
| |
| goog.require('goog.a11y.aria.Role'); |
| goog.require('goog.ui.Container'); |
| goog.require('goog.ui.ContainerRenderer'); |
| goog.require('goog.ui.Separator'); |
| goog.require('goog.ui.ToolbarSeparatorRenderer'); |
| |
| |
| |
| /** |
| * Default renderer for {@link goog.ui.Toolbar}s, based on {@link |
| * goog.ui.ContainerRenderer}. |
| * @constructor |
| * @extends {goog.ui.ContainerRenderer} |
| */ |
| goog.ui.ToolbarRenderer = function() { |
| goog.ui.ContainerRenderer.call(this, goog.a11y.aria.Role.TOOLBAR); |
| }; |
| goog.inherits(goog.ui.ToolbarRenderer, goog.ui.ContainerRenderer); |
| goog.addSingletonGetter(goog.ui.ToolbarRenderer); |
| |
| |
| /** |
| * Default CSS class to be applied to the root element of toolbars rendered |
| * by this renderer. |
| * @type {string} |
| */ |
| goog.ui.ToolbarRenderer.CSS_CLASS = goog.getCssName('goog-toolbar'); |
| |
| |
| /** |
| * Inspects the element, and creates an instance of {@link goog.ui.Control} or |
| * an appropriate subclass best suited to decorate it. Overrides the superclass |
| * implementation by recognizing HR elements as separators. |
| * @param {Element} element Element to decorate. |
| * @return {goog.ui.Control?} A new control suitable to decorate the element |
| * (null if none). |
| * @override |
| */ |
| goog.ui.ToolbarRenderer.prototype.getDecoratorForChild = function(element) { |
| return element.tagName == 'HR' ? |
| new goog.ui.Separator(goog.ui.ToolbarSeparatorRenderer.getInstance()) : |
| goog.ui.ToolbarRenderer.superClass_.getDecoratorForChild.call(this, |
| element); |
| }; |
| |
| |
| /** |
| * Returns the CSS class to be applied to the root element of containers |
| * rendered using this renderer. |
| * @return {string} Renderer-specific CSS class. |
| * @override |
| */ |
| goog.ui.ToolbarRenderer.prototype.getCssClass = function() { |
| return goog.ui.ToolbarRenderer.CSS_CLASS; |
| }; |
| |
| |
| /** |
| * Returns the default orientation of containers rendered or decorated by this |
| * renderer. This implementation returns {@code HORIZONTAL}. |
| * @return {goog.ui.Container.Orientation} Default orientation for containers |
| * created or decorated by this renderer. |
| * @override |
| */ |
| goog.ui.ToolbarRenderer.prototype.getDefaultOrientation = function() { |
| return goog.ui.Container.Orientation.HORIZONTAL; |
| }; |