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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/*
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* @package atto_align
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* @copyright 2014 Frédéric Massart
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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/**
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* @module moodle-atto_align-button
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*/
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/**
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* Atto text editor align plugin.
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*
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* @namespace M.atto_align
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* @class button
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* @extends M.editor_atto.EditorPlugin
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*/
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Y.namespace('M.atto_align').Button = Y.Base.create('button', Y.M.editor_atto.EditorPlugin, [], {
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initializer: function() {
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var alignment;
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alignment = 'justifyLeft';
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this.addButton({
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icon: 'e/align_left',
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title: 'leftalign',
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buttonName: alignment,
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callback: this._changeStyle,
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callbackArgs: alignment
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});
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alignment = 'justifyCenter';
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this.addButton({
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icon: 'e/align_center',
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title: 'center',
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buttonName: alignment,
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callback: this._changeStyle,
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callbackArgs: alignment
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});
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alignment = 'justifyRight';
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this.addButton({
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icon: 'e/align_right',
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title: 'rightalign',
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buttonName: alignment,
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callback: this._changeStyle,
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callbackArgs: alignment
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});
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},
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/**
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* Change the alignment to the specified justification.
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*
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* @method _changeStyle
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* @param {EventFacade} e
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* @param {string} justification The execCommand for the new justification.
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* @private
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*/
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_changeStyle: function(e, justification) {
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var host = this.get('host');
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// We temporarily re-enable CSS styling to try to have the most consistency.
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// Though, IE, as always, is stubborn and will do its own thing...
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host.enableCssStyling();
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document.execCommand(justification, false, null);
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// To clean up IE's mess.
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this.editor.all('*[align]').each(function(node) {
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var align = node.get('align');
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if (align) {
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node.setStyle('text-align', align);
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node.removeAttribute('align');
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}
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}, this);
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// Re-disable the CSS styling after making the change.
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host.disableCssStyling();
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// Mark the text as having been updated.
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this.markUpdated();
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this.editor.focus();
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}
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});
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