comparison core/modules/ckeditor/js/views/AuralView.js @ 0:c75dbcec494b

Initial commit from drush-created site

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