chrome/browser/ui/webui/infobar_internals/infobar_internals.mojom

// 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 infobar_internals.mojom;

// Types for every infobar that can be triggered from the internals page.
enum InfoBarType {
  kInstallerDownloader,
  kSessionRestore,
};

// Metadata describing an individual infobar that can be triggered.
struct InfoBarEntry {
  // The type associated with this infobar entry.
  InfoBarType type;

  // Human-readable label shown in the WebUI.
  string name;

  // Human-readable description shown in the WebUI explaining how this infobar
  // works or is triggered.
  string description;
};

// Interface for browser-to-page events
interface Page {
  // Intentionally empty. No communication browser -> renderer is expected for
  // now.
};

// Interface that implements page-to-browser events.
interface PageHandler {
  // Returns the list of infobars registered for testing.
  GetInfoBars() => (array<InfoBarEntry> infobars);

  // Invokes the C++ logic to trigger the infobar identified by `type`.
  TriggerInfoBar(InfoBarType type) => (bool success);
};

// Used by the WebUI page to bootstrap bidirectional communication.
interface PageHandlerFactory {
  // Creates and binds a new PageHandler instance for the requesting page.
  CreatePageHandler(pending_remote<Page> page,
                    pending_receiver<PageHandler> handler);
};