[
  {
    "type": "button", "icon": "new-task", "id": "task.new-task", "command": "application:new-task", "command-after": "application:show?page=index"
  },
  {
    "type": "spacer", "size": "small"
  },
  {
    "type": "group",
    "id": "task.task-list",
    "items": [
      {
        "type": "button", "icon": "task-active", "command": "application:task-list", "command-arg": { "status": "active" }
      },
      {
        "type": "button", "icon": "task-waiting", "command": "application:task-list", "command-arg": { "status": "waiting" }
      },
      {
        "type": "button", "icon": "task-stopped", "command": "application:task-list", "command-arg": { "status": "stopped" }
      }
    ]
  },
  {
    "type": "spacer", "size": "large"
  },
  {
    "type": "button", "icon": "preferences", "id": "app.preferences", "command": "application:preferences"
  },
  {
    "type": "spacer", "size": "small"
  },
  {
    "type": "button", "icon": "about", "id": "app.about", "command": "application:about", "command-before": "application:show?page=index"
  }
]