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// $hash=c68d422a83fa1de8bd4e53e8b95223303cff206e$
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#ifndef CEF_INCLUDE_CAPI_CEF_PERMISSION_HANDLER_CAPI_H_
#define CEF_INCLUDE_CAPI_CEF_PERMISSION_HANDLER_CAPI_H_
#pragma once

#if defined(BUILDING_CEF_SHARED)
#error This file cannot be included DLL-side
#endif

#include "include/capi/cef_base_capi.h"
#include "include/capi/cef_browser_capi.h"

#ifdef __cplusplus
extern "C" {
#endif

///
/// Callback structure used for asynchronous continuation of media access
/// permission requests.
///
/// NOTE: This struct is allocated DLL-side.
///
typedef struct _cef_media_access_callback_t {
  ///
  /// Base structure.
  ///
  cef_base_ref_counted_t base;

  ///
  /// Call to allow or deny media access. If this callback was initiated in
  /// response to a getUserMedia (indicated by
  /// CEF_MEDIA_PERMISSION_DEVICE_AUDIO_CAPTURE and/or
  /// CEF_MEDIA_PERMISSION_DEVICE_VIDEO_CAPTURE being set) then
  /// |allowed_permissions| must match |required_permissions| passed to
  /// OnRequestMediaAccessPermission.
  ///
  void(CEF_CALLBACK* cont)(struct _cef_media_access_callback_t* self,
                           uint32_t allowed_permissions);

  ///
  /// Cancel the media access request.
  ///
  void(CEF_CALLBACK* cancel)(struct _cef_media_access_callback_t* self);
} cef_media_access_callback_t;

///
/// Callback structure used for asynchronous continuation of permission prompts.
///
/// NOTE: This struct is allocated DLL-side.
///
typedef struct _cef_permission_prompt_callback_t {
  ///
  /// Base structure.
  ///
  cef_base_ref_counted_t base;

  ///
  /// Complete the permissions request with the specified |result|.
  ///
  void(CEF_CALLBACK* cont)(struct _cef_permission_prompt_callback_t* self,
                           cef_permission_request_result_t result);
} cef_permission_prompt_callback_t;

///
/// Implement this structure to handle events related to permission requests.
/// The functions of this structure will be called on the browser process UI
/// thread.
///
/// NOTE: This struct is allocated client-side.
///
typedef struct _cef_permission_handler_t {
  ///
  /// Base structure.
  ///
  cef_base_ref_counted_t base;

  ///
  /// Called when a page requests permission to access media.
  /// |requesting_origin| is the URL origin requesting permission.
  /// |requested_permissions| is a combination of values from
  /// cef_media_access_permission_types_t that represent the requested
  /// permissions. Return true (1) and call cef_media_access_callback_t
  /// functions either in this function or at a later time to continue or cancel
  /// the request. Return false (0) to proceed with default handling. With
  /// Chrome style, default handling will display the permission request UI.
  /// With Alloy style, default handling will deny the request. This function
  /// will not be called if the "--enable-media-stream" command-line switch is
  /// used to grant all permissions.
  ///
  int(CEF_CALLBACK* on_request_media_access_permission)(
      struct _cef_permission_handler_t* self,
      struct _cef_browser_t* browser,
      struct _cef_frame_t* frame,
      const cef_string_t* requesting_origin,
      uint32_t requested_permissions,
      struct _cef_media_access_callback_t* callback);

  ///
  /// Called when a page should show a permission prompt. |prompt_id| uniquely
  /// identifies the prompt. |requesting_origin| is the URL origin requesting
  /// permission. |requested_permissions| is a combination of values from
  /// cef_permission_request_types_t that represent the requested permissions.
  /// Return true (1) and call cef_permission_prompt_callback_t::Continue either
  /// in this function or at a later time to continue or cancel the request.
  /// Return false (0) to proceed with default handling. With Chrome style,
  /// default handling will display the permission prompt UI. With Alloy style,
  /// default handling is CEF_PERMISSION_RESULT_IGNORE.
  ///
  int(CEF_CALLBACK* on_show_permission_prompt)(
      struct _cef_permission_handler_t* self,
      struct _cef_browser_t* browser,
      uint64_t prompt_id,
      const cef_string_t* requesting_origin,
      uint32_t requested_permissions,
      struct _cef_permission_prompt_callback_t* callback);

  ///
  /// Called when a permission prompt handled via OnShowPermissionPrompt is
  /// dismissed. |prompt_id| will match the value that was passed to
  /// OnShowPermissionPrompt. |result| will be the value passed to
  /// cef_permission_prompt_callback_t::Continue or CEF_PERMISSION_RESULT_IGNORE
  /// if the dialog was dismissed for other reasons such as navigation, browser
  /// closure, etc. This function will not be called if OnShowPermissionPrompt
  /// returned false (0) for |prompt_id|.
  ///
  void(CEF_CALLBACK* on_dismiss_permission_prompt)(
      struct _cef_permission_handler_t* self,
      struct _cef_browser_t* browser,
      uint64_t prompt_id,
      cef_permission_request_result_t result);
} cef_permission_handler_t;

#ifdef __cplusplus
}
#endif

#endif  // CEF_INCLUDE_CAPI_CEF_PERMISSION_HANDLER_CAPI_H_
