| // 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 Handles applying header styles to text. |
| * |
| */ |
| |
| goog.provide('goog.editor.plugins.HeaderFormatter'); |
| |
| goog.require('goog.editor.Command'); |
| goog.require('goog.editor.Plugin'); |
| goog.require('goog.userAgent'); |
| |
| |
| |
| /** |
| * Applies header styles to text. |
| * @constructor |
| * @extends {goog.editor.Plugin} |
| * @final |
| */ |
| goog.editor.plugins.HeaderFormatter = function() { |
| goog.editor.Plugin.call(this); |
| }; |
| goog.inherits(goog.editor.plugins.HeaderFormatter, goog.editor.Plugin); |
| |
| |
| /** @override */ |
| goog.editor.plugins.HeaderFormatter.prototype.getTrogClassId = function() { |
| return 'HeaderFormatter'; |
| }; |
| |
| // TODO(user): Move execCommand functionality from basictextformatter into |
| // here for headers. I'm not doing this now because it depends on the |
| // switch statements in basictextformatter and we'll need to abstract that out |
| // in order to seperate out any of the functions from basictextformatter. |
| |
| |
| /** |
| * Commands that can be passed as the optional argument to execCommand. |
| * @enum {string} |
| */ |
| goog.editor.plugins.HeaderFormatter.HEADER_COMMAND = { |
| H1: 'H1', |
| H2: 'H2', |
| H3: 'H3', |
| H4: 'H4' |
| }; |
| |
| |
| /** |
| * @override |
| */ |
| goog.editor.plugins.HeaderFormatter.prototype.handleKeyboardShortcut = function( |
| e, key, isModifierPressed) { |
| if (!isModifierPressed) { |
| return false; |
| } |
| var command = null; |
| switch (key) { |
| case '1': |
| command = goog.editor.plugins.HeaderFormatter.HEADER_COMMAND.H1; |
| break; |
| case '2': |
| command = goog.editor.plugins.HeaderFormatter.HEADER_COMMAND.H2; |
| break; |
| case '3': |
| command = goog.editor.plugins.HeaderFormatter.HEADER_COMMAND.H3; |
| break; |
| case '4': |
| command = goog.editor.plugins.HeaderFormatter.HEADER_COMMAND.H4; |
| break; |
| } |
| if (command) { |
| this.getFieldObject().execCommand( |
| goog.editor.Command.FORMAT_BLOCK, command); |
| // Prevent default isn't enough to cancel tab navigation in FF. |
| if (goog.userAgent.GECKO) { |
| e.stopPropagation(); |
| } |
| return true; |
| } |
| return false; |
| }; |