cef/include/capi/cef_request_context_handler_capi.h

// Copyright (c) 2023 Marshall A. Greenblatt. All rights reserved.
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#ifndef CEF_INCLUDE_CAPI_CEF_REQUEST_CONTEXT_HANDLER_CAPI_H_
#define CEF_INCLUDE_CAPI_CEF_REQUEST_CONTEXT_HANDLER_CAPI_H_
#pragma once

#include "include/capi/cef_base_capi.h"
#include "include/capi/cef_browser_capi.h"
#include "include/capi/cef_frame_capi.h"
#include "include/capi/cef_preference_capi.h"
#include "include/capi/cef_request_capi.h"
#include "include/capi/cef_resource_request_handler_capi.h"

#ifdef __cplusplus
extern "C" {
#endif

///
/// Implement this structure to provide handler implementations. The handler
/// instance will not be released until all objects related to the context have
/// been destroyed.
///
typedef struct _cef_request_context_handler_t {
  ///
  /// Base structure.
  ///
  cef_base_ref_counted_t base;

  ///
  /// Called on the browser process UI thread immediately after the request
  /// context has been initialized.
  ///
  void(CEF_CALLBACK* on_request_context_initialized)(
      struct _cef_request_context_handler_t* self,
      struct _cef_request_context_t* request_context);

  ///
  /// Called on the browser process IO thread before a resource request is
  /// initiated. The |browser| and |frame| values represent the source of the
  /// request, and may be NULL for requests originating from service workers or
  /// cef_urlrequest_t. |request| represents the request contents and cannot be
  /// modified in this callback. |is_navigation| will be true (1) if the
  /// resource request is a navigation. |is_download| will be true (1) if the
  /// resource request is a download. |request_initiator| is the origin (scheme
  /// + domain) of the page that initiated the request. Set
  /// |disable_default_handling| to true (1) to disable default handling of the
  /// request, in which case it will need to be handled via
  /// cef_resource_request_handler_t::GetResourceHandler or it will be canceled.
  /// To allow the resource load to proceed with default handling return NULL.
  /// To specify a handler for the resource return a
  /// cef_resource_request_handler_t object. This function will not be called if
  /// the client associated with |browser| returns a non-NULL value from
  /// cef_request_handler_t::GetResourceRequestHandler for the same request
  /// (identified by cef_request_t::GetIdentifier).
  ///
  struct _cef_resource_request_handler_t*(
      CEF_CALLBACK* get_resource_request_handler)(
      struct _cef_request_context_handler_t* self,
      struct _cef_browser_t* browser,
      struct _cef_frame_t* frame,
      struct _cef_request_t* request,
      int is_navigation,
      int is_download,
      const cef_string_t* request_initiator,
      int* disable_default_handling);
} cef_request_context_handler_t;

#ifdef __cplusplus
}
#endif

#endif  // CEF_INCLUDE_CAPI_CEF_REQUEST_CONTEXT_HANDLER_CAPI_H_