// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

module tabs_api.mojom;

import "components/browser_apis/tab_strip/tab_strip_api_data_model.mojom";
import "components/browser_apis/tab_strip/tab_strip_api_types.mojom";

struct OnTabsCreatedEvent {
  // Tab ids of the newly created tabs.
  array<TabCreatedContainer> tabs;
};

struct OnTabsClosedEvent {
  // Tab ids of the closed tabs.
  array<NodeId> tabs;
};

struct OnDataChangedEvent {
  // The updated data for the node in the tab strip. The client can use the ID
  // within the data union to identify which node was updated.
  Data data;
};

struct OnCollectionCreatedEvent {
  // Position of the node in the tab strip.
  Position position;
  Container collection;
};

// Fired when any node in the tab strip tree is moved.
// "Node" is the generic term for any item which can be a single Tab
// or a collection (ie: TabGroup or SplitTab).
struct OnNodeMovedEvent {
  // The id of the node that moved.
  NodeId id;
  // The original position.
  Position from;
  // The new position.
  Position to;
};