weblayer/browser/controls_visibility_reason.h

// Copyright 2020 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.

#ifndef WEBLAYER_BROWSER_CONTROLS_VISIBILITY_REASON_H_
#define WEBLAYER_BROWSER_CONTROLS_VISIBILITY_REASON_H_

namespace weblayer {

// This enum represents actions or UI conditions that affect the visibility of
// top UI, and is used to track concurrent concerns and to allow native and Java
// code to coordinate.
//
// WARNING: only a subset of these are used if OnlyExpandTopControlsAtPageTop
// is true.
//
// GENERATED_JAVA_ENUM_PACKAGE: org.chromium.weblayer_private
// GENERATED_JAVA_CLASS_NAME_OVERRIDE: ImplControlsVisibilityReason
enum class ControlsVisibilityReason {
  // Browser controls are hidden when fullscreen is active.
  kFullscreen = 0,

  // Find in page forces browser controls to be visible.
  kFindInPage,

  // Tab modal dialogs obscure the content while leaving controls interactive.
  kTabModalDialog,

  // If accessibility is enabled, controls are forced shown.
  kAccessibility,

  // Browser controls visibility can be set to force them to animate in/out when
  // being set or cleared.
  kAnimation,

  // If the renderer isn't able to update the controls position because it is
  // being destroyed, crashed, or is unresponsive, show the controls.
  kRendererUnavailable,

  // Miscellaneous reasons for showing the controls, including:
  //  * User entering text
  //  * The URL being dangerous or having a warning
  //  * An interstitial is showing
  //  * chrome:// URL
  kOther,

  kReasonCount,
};

}  // namespace weblayer

#endif  // WEBLAYER_BROWSER_CONTROLS_VISIBILITY_REASON_H_