// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

module chrome.mojom;

import "mojo/public/mojom/base/string16.mojom";
import "third_party/blink/public/web/window_features.mojom";
import "ui/gfx/geometry/mojo/geometry.mojom";

enum ImageFormat {
  JPEG,
  PNG,
};

[Native]
enum BrowserControlsState;

[Native]
struct WebApplicationInfo;

// Messages sent from chrome to the render frame.
interface ChromeRenderFrame {

  // Updates the window features of the main frame's render view.
  SetWindowFeatures(blink.mojom.WindowFeatures window_features);

  // Reloads the image selected by the most recently opened context menu
  // (if there indeed is an image at that location).
  RequestReloadImageForContextNode();

  // Requests an encoded thumbnail of the image selected by the most recently
  // opened context menu. The encoding format is specified as a parameter. If
  // no image is selected or there's an error capturing a thumbnail,
  // |thumbnail_data| will be empty. If the image area is larger than
  // |thumbnail_min_area_pixels| it will be downscaled to fit within
  // |thumbnail_max_size_pixels|.
  RequestThumbnailForContextNode(int32 thumbnail_min_area_pixels,
                                 gfx.mojom.Size thumbnail_max_size_pixels,
                                 ImageFormat image_format)
      => (array<uint8> thumbnail_data, gfx.mojom.Size original_size);

  // For WebUI testing, this message requests JavaScript to be executed at a
  // time which is late enough to not be thrown out, and early enough to be
  // before onload events are fired.
  ExecuteWebUIJavaScript(mojo_base.mojom.String16 javascript);

  // Sent when the profile changes the kSafeBrowsingEnabled preference.
  SetClientSidePhishingDetection(bool enable_phishing_detection);

  // Requests the web application info from the renderer.
  GetWebApplicationInfo() => (WebApplicationInfo web_application_info);

  // Notifies the renderer whether hiding/showing the browser controls is
  // enabled, what the current state should be, and whether or not to
  // animate to the proper state.
  UpdateBrowserControlsState(BrowserControlsState constraints,
                             BrowserControlsState current,
                             bool animate);
};