Chris@0: /**
Chris@0: * DO NOT EDIT THIS FILE.
Chris@0: * See the following change record for more information,
Chris@0: * https://www.drupal.org/node/2815083
Chris@0: * @preserve
Chris@0: **/
Chris@0: 
Chris@0: (function (Drupal, Backbone, $) {
Chris@0:   Drupal.ckeditor.AuralView = Backbone.View.extend({
Chris@0:     events: {
Chris@0:       'click .ckeditor-buttons a': 'announceButtonHelp',
Chris@0:       'click .ckeditor-multiple-buttons a': 'announceSeparatorHelp',
Chris@0:       'focus .ckeditor-button a': 'onFocus',
Chris@0:       'focus .ckeditor-button-separator a': 'onFocus',
Chris@0:       'focus .ckeditor-toolbar-group': 'onFocus'
Chris@0:     },
Chris@0: 
Chris@0:     initialize: function initialize() {
Chris@0:       this.listenTo(this.model, 'change:isDirty', this.announceMove);
Chris@0:     },
Chris@0:     announceMove: function announceMove(model, isDirty) {
Chris@0:       if (!isDirty) {
Chris@0:         var item = document.activeElement || null;
Chris@0:         if (item) {
Chris@0:           var $item = $(item);
Chris@0:           if ($item.hasClass('ckeditor-toolbar-group')) {
Chris@0:             this.announceButtonGroupPosition($item);
Chris@0:           } else if ($item.parent().hasClass('ckeditor-button')) {
Chris@0:             this.announceButtonPosition($item.parent());
Chris@0:           }
Chris@0:         }
Chris@0:       }
Chris@0:     },
Chris@0:     onFocus: function onFocus(event) {
Chris@0:       event.stopPropagation();
Chris@0: 
Chris@0:       var $originalTarget = $(event.target);
Chris@0:       var $currentTarget = $(event.currentTarget);
Chris@0:       var $parent = $currentTarget.parent();
Chris@0:       if ($parent.hasClass('ckeditor-button') || $parent.hasClass('ckeditor-button-separator')) {
Chris@0:         this.announceButtonPosition($currentTarget.parent());
Chris@0:       } else if ($originalTarget.attr('role') !== 'button' && $currentTarget.hasClass('ckeditor-toolbar-group')) {
Chris@0:         this.announceButtonGroupPosition($currentTarget);
Chris@0:       }
Chris@0:     },
Chris@0:     announceButtonGroupPosition: function announceButtonGroupPosition($group) {
Chris@0:       var $groups = $group.parent().children();
Chris@0:       var $row = $group.closest('.ckeditor-row');
Chris@0:       var $rows = $row.parent().children();
Chris@0:       var position = $groups.index($group) + 1;
Chris@0:       var positionCount = $groups.not('.placeholder').length;
Chris@0:       var row = $rows.index($row) + 1;
Chris@0:       var rowCount = $rows.not('.placeholder').length;
Chris@0:       var text = Drupal.t('@groupName button group in position @position of @positionCount in row @row of @rowCount.', {
Chris@0:         '@groupName': $group.attr('data-drupal-ckeditor-toolbar-group-name'),
Chris@0:         '@position': position,
Chris@0:         '@positionCount': positionCount,
Chris@0:         '@row': row,
Chris@0:         '@rowCount': rowCount
Chris@0:       });
Chris@0: 
Chris@0:       if (position === 1 && row === rowCount) {
Chris@0:         text += '\n';
Chris@0:         text += Drupal.t('Press the down arrow key to create a new row.');
Chris@0:       }
Chris@0:       Drupal.announce(text, 'assertive');
Chris@0:     },
Chris@0:     announceButtonPosition: function announceButtonPosition($button) {
Chris@0:       var $row = $button.closest('.ckeditor-row');
Chris@0:       var $rows = $row.parent().children();
Chris@0:       var $buttons = $button.closest('.ckeditor-buttons').children();
Chris@0:       var $group = $button.closest('.ckeditor-toolbar-group');
Chris@0:       var $groups = $group.parent().children();
Chris@0:       var groupPosition = $groups.index($group) + 1;
Chris@0:       var groupPositionCount = $groups.not('.placeholder').length;
Chris@0:       var position = $buttons.index($button) + 1;
Chris@0:       var positionCount = $buttons.length;
Chris@0:       var row = $rows.index($row) + 1;
Chris@0:       var rowCount = $rows.not('.placeholder').length;
Chris@0: 
Chris@0:       var type = $button.attr('data-drupal-ckeditor-type') === 'separator' ? '' : Drupal.t('button');
Chris@0:       var text = void 0;
Chris@0: 
Chris@0:       if ($button.closest('.ckeditor-toolbar-disabled').length > 0) {
Chris@0:         text = Drupal.t('@name @type.', {
Chris@0:           '@name': $button.children().attr('aria-label'),
Chris@0:           '@type': type
Chris@0:         });
Chris@0:         text += '\n' + Drupal.t('Press the down arrow key to activate.');
Chris@0: 
Chris@0:         Drupal.announce(text, 'assertive');
Chris@0:       } else if ($group.not('.placeholder').length === 1) {
Chris@0:           text = Drupal.t('@name @type in position @position of @positionCount in @groupName button group in row @row of @rowCount.', {
Chris@0:             '@name': $button.children().attr('aria-label'),
Chris@0:             '@type': type,
Chris@0:             '@position': position,
Chris@0:             '@positionCount': positionCount,
Chris@0:             '@groupName': $group.attr('data-drupal-ckeditor-toolbar-group-name'),
Chris@0:             '@row': row,
Chris@0:             '@rowCount': rowCount
Chris@0:           });
Chris@0: 
Chris@0:           if (groupPosition === 1 && position === 1 && row === rowCount) {
Chris@0:             text += '\n';
Chris@0:             text += Drupal.t('Press the down arrow key to create a new button group in a new row.');
Chris@0:           }
Chris@0: 
Chris@0:           if (groupPosition === groupPositionCount && position === positionCount) {
Chris@0:             text += '\n';
Chris@0:             text += Drupal.t('This is the last group. Move the button forward to create a new group.');
Chris@0:           }
Chris@0:           Drupal.announce(text, 'assertive');
Chris@0:         }
Chris@0:     },
Chris@0:     announceButtonHelp: function announceButtonHelp(event) {
Chris@0:       var $link = $(event.currentTarget);
Chris@0:       var $button = $link.parent();
Chris@0:       var enabled = $button.closest('.ckeditor-toolbar-active').length > 0;
Chris@0:       var message = void 0;
Chris@0: 
Chris@0:       if (enabled) {
Chris@0:         message = Drupal.t('The "@name" button is currently enabled.', {
Chris@0:           '@name': $link.attr('aria-label')
Chris@0:         });
Chris@0:         message += '\n' + Drupal.t('Use the keyboard arrow keys to change the position of this button.');
Chris@0:         message += '\n' + Drupal.t('Press the up arrow key on the top row to disable the button.');
Chris@0:       } else {
Chris@0:         message = Drupal.t('The "@name" button is currently disabled.', {
Chris@0:           '@name': $link.attr('aria-label')
Chris@0:         });
Chris@0:         message += '\n' + Drupal.t('Use the down arrow key to move this button into the active toolbar.');
Chris@0:       }
Chris@0:       Drupal.announce(message);
Chris@0:       event.preventDefault();
Chris@0:     },
Chris@0:     announceSeparatorHelp: function announceSeparatorHelp(event) {
Chris@0:       var $link = $(event.currentTarget);
Chris@0:       var $button = $link.parent();
Chris@0:       var enabled = $button.closest('.ckeditor-toolbar-active').length > 0;
Chris@0:       var message = void 0;
Chris@0: 
Chris@0:       if (enabled) {
Chris@0:         message = Drupal.t('This @name is currently enabled.', {
Chris@0:           '@name': $link.attr('aria-label')
Chris@0:         });
Chris@0:         message += '\n' + Drupal.t('Use the keyboard arrow keys to change the position of this separator.');
Chris@0:       } else {
Chris@0:         message = Drupal.t('Separators are used to visually split individual buttons.');
Chris@0:         message += '\n' + Drupal.t('This @name is currently disabled.', {
Chris@0:           '@name': $link.attr('aria-label')
Chris@0:         });
Chris@0:         message += '\n' + Drupal.t('Use the down arrow key to move this separator into the active toolbar.');
Chris@0:         message += '\n' + Drupal.t('You may add multiple separators to each button group.');
Chris@0:       }
Chris@0:       Drupal.announce(message);
Chris@0:       event.preventDefault();
Chris@0:     }
Chris@0:   });
Chris@0: })(Drupal, Backbone, jQuery);