[
  {
    "namespace": "mailTabs",
    "types": [
      {
        "id": "FolderMode",
        "enums": {
          "all": {
            "annotations": [
              {
                "text": "Show all folders."
              }
            ]
          },
          "unified": {
            "annotations": [
              {
                "text": "Show the unified folder view."
              }
            ]
          },
          "tags": {
            "annotations": [
              {
                "text": "Show virtual tag folders."
              }
            ]
          },
          "unread": {
            "annotations": [
              {
                "text": "Show only folders with unread messages."
              }
            ]
          },
          "favorite": {
            "annotations": [
              {
                "text": "Show only favorite folders."
              }
            ]
          },
          "recent": {
            "annotations": [
              {
                "text": "Show recently used folders."
              }
            ]
          }
        }
      },
      {
        "id": "MailTab",
        "properties": {
          "groupType": {
            "enums": {
              "ungrouped": {
                "annotations": [
                  {
                    "text": "Messages are not grouped."
                  }
                ]
              },
              "groupedByThread": {
                "annotations": [
                  {
                    "text": "Messages are grouped by threads."
                  }
                ]
              },
              "groupedBySortType": {
                "annotations": [
                  {
                    "text": "Messages are grouped by the current sort type."
                  }
                ]
              }
            }
          },
          "sortType": {
            "enums": {
              "none": {
                "annotations": [
                  {
                    "text": "Not sorted."
                  }
                ]
              },
              "date": {
                "annotations": [
                  {
                    "text": "Sort by date."
                  }
                ]
              },
              "subject": {
                "annotations": [
                  {
                    "text": "Sort by subject."
                  }
                ]
              },
              "author": {
                "annotations": [
                  {
                    "text": "Sort by author."
                  }
                ]
              },
              "id": {
                "annotations": [
                  {
                    "text": "Sort by the Message-ID header, a unique identifier assigned by the sending server."
                  }
                ]
              },
              "thread": {
                "annotations": [
                  {
                    "text": "Sort by thread, grouping messages that belong to the same conversation."
                  }
                ]
              },
              "priority": {
                "annotations": [
                  {
                    "text": "Sort by priority."
                  }
                ]
              },
              "status": {
                "annotations": [
                  {
                    "text": "Sort by message status."
                  }
                ]
              },
              "size": {
                "annotations": [
                  {
                    "text": "Sort by message size."
                  }
                ]
              },
              "flagged": {
                "annotations": [
                  {
                    "text": "Sort by starred status."
                  }
                ]
              },
              "unread": {
                "annotations": [
                  {
                    "text": "Sort by unread status."
                  }
                ]
              },
              "recipient": {
                "annotations": [
                  {
                    "text": "Sort by recipient."
                  }
                ]
              },
              "location": {
                "annotations": [
                  {
                    "text": "Sort by folder location."
                  }
                ]
              },
              "tags": {
                "annotations": [
                  {
                    "text": "Sort by tags."
                  }
                ]
              },
              "junkStatus": {
                "annotations": [
                  {
                    "text": "Sort by spam status."
                  }
                ]
              },
              "attachments": {
                "annotations": [
                  {
                    "text": "Sort by attachment status."
                  }
                ]
              },
              "account": {
                "annotations": [
                  {
                    "text": "Sort by account, grouping messages belonging to the same account."
                  }
                ]
              },
              "custom": {
                "annotations": [
                  {
                    "text": "Sort by a custom column."
                  }
                ]
              },
              "received": {
                "annotations": [
                  {
                    "text": "Sort by received date."
                  }
                ]
              },
              "correspondent": {
                "annotations": [
                  {
                    "text": "Sort by correspondents."
                  }
                ]
              }
            }
          },
          "sortOrder": {
            "enums": {
              "none": {
                "annotations": [
                  {
                    "text": "No sort order."
                  }
                ]
              },
              "ascending": {
                "annotations": [
                  {
                    "text": "Ascending sort order."
                  }
                ]
              },
              "descending": {
                "annotations": [
                  {
                    "text": "Descending sort order."
                  }
                ]
              }
            }
          },
          "viewType": {
            "enums": {
              "ungrouped": {
                "annotations": [
                  {
                    "text": "Messages are not grouped."
                  }
                ]
              },
              "groupedByThread": {
                "annotations": [
                  {
                    "text": "Messages are grouped by threads."
                  }
                ]
              },
              "groupedBySortType": {
                "annotations": [
                  {
                    "text": "Messages are grouped by the current sort type."
                  }
                ]
              }
            }
          },
          "layout": {
            "enums": {
              "standard": {
                "annotations": [
                  {
                    "text": "The standard layout with the folder pane on the left, and the message list and message display stacked on the right."
                  }
                ]
              },
              "wide": {
                "annotations": [
                  {
                    "text": "The wide layout with the folder pane and message list side by side on top, and the message display on the bottom."
                  }
                ]
              },
              "vertical": {
                "annotations": [
                  {
                    "text": "The vertical layout with the folder pane, message list, and message display side by side in three columns."
                  }
                ]
              }
            }
          }
        }
      },
      {
        "id": "MailTabProperties",
        "properties": {
          "groupType": {
            "enums": {
              "ungrouped": {
                "annotations": [
                  {
                    "text": "Messages are not grouped."
                  }
                ]
              },
              "groupedByThread": {
                "annotations": [
                  {
                    "text": "Messages are grouped by threads."
                  }
                ]
              },
              "groupedBySortType": {
                "annotations": [
                  {
                    "text": "Messages are grouped by the current sort type."
                  }
                ]
              }
            }
          },
          "sortType": {
            "enums": {
              "none": {
                "annotations": [
                  {
                    "text": "Not sorted."
                  }
                ]
              },
              "date": {
                "annotations": [
                  {
                    "text": "Sort by date."
                  }
                ]
              },
              "subject": {
                "annotations": [
                  {
                    "text": "Sort by subject."
                  }
                ]
              },
              "author": {
                "annotations": [
                  {
                    "text": "Sort by author."
                  }
                ]
              },
              "id": {
                "annotations": [
                  {
                    "text": "Sort by the Message-ID header, a unique identifier assigned by the sending server."
                  }
                ]
              },
              "thread": {
                "annotations": [
                  {
                    "text": "Sort by thread, grouping messages that belong to the same conversation."
                  }
                ]
              },
              "priority": {
                "annotations": [
                  {
                    "text": "Sort by priority."
                  }
                ]
              },
              "status": {
                "annotations": [
                  {
                    "text": "Sort by message status."
                  }
                ]
              },
              "size": {
                "annotations": [
                  {
                    "text": "Sort by message size."
                  }
                ]
              },
              "flagged": {
                "annotations": [
                  {
                    "text": "Sort by starred status."
                  }
                ]
              },
              "unread": {
                "annotations": [
                  {
                    "text": "Sort by unread status."
                  }
                ]
              },
              "recipient": {
                "annotations": [
                  {
                    "text": "Sort by recipient."
                  }
                ]
              },
              "location": {
                "annotations": [
                  {
                    "text": "Sort by folder location."
                  }
                ]
              },
              "tags": {
                "annotations": [
                  {
                    "text": "Sort by tags."
                  }
                ]
              },
              "junkStatus": {
                "annotations": [
                  {
                    "text": "Sort by spam status."
                  }
                ]
              },
              "attachments": {
                "annotations": [
                  {
                    "text": "Sort by attachment status."
                  }
                ]
              },
              "account": {
                "annotations": [
                  {
                    "text": "Sort by account, grouping messages belonging to the same account."
                  }
                ]
              },
              "custom": {
                "annotations": [
                  {
                    "text": "Sort by a custom column."
                  }
                ]
              },
              "received": {
                "annotations": [
                  {
                    "text": "Sort by received date."
                  }
                ]
              },
              "correspondent": {
                "annotations": [
                  {
                    "text": "Sort by correspondents."
                  }
                ]
              }
            }
          },
          "sortOrder": {
            "enums": {
              "none": {
                "annotations": [
                  {
                    "text": "No sort order."
                  }
                ]
              },
              "ascending": {
                "annotations": [
                  {
                    "text": "Ascending sort order."
                  }
                ]
              },
              "descending": {
                "annotations": [
                  {
                    "text": "Descending sort order."
                  }
                ]
              }
            }
          },
          "viewType": {
            "enums": {
              "ungrouped": {
                "annotations": [
                  {
                    "text": "Messages are not grouped."
                  }
                ]
              },
              "groupedByThread": {
                "annotations": [
                  {
                    "text": "Messages are grouped by threads."
                  }
                ]
              },
              "groupedBySortType": {
                "annotations": [
                  {
                    "text": "Messages are grouped by the current sort type."
                  }
                ]
              }
            }
          },
          "layout": {
            "enums": {
              "standard": {
                "annotations": [
                  {
                    "text": "The standard layout with the folder pane on the left, and the message list and message display stacked on the right."
                  }
                ]
              },
              "wide": {
                "annotations": [
                  {
                    "text": "The wide layout with the folder pane and message list side by side on top, and the message display on the bottom."
                  }
                ]
              },
              "vertical": {
                "annotations": [
                  {
                    "text": "The vertical layout with the folder pane, message list, and message display side by side in three columns."
                  }
                ]
              }
            }
          }
        }
      }
    ]
  }
]