// Copyright (c) 2022 Marshall A. Greenblatt. 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See the translator.README.txt file in the tools directory for // more information. // // $hash=c213b335ccaf7ad2b95d0c66659807b2836548b0$ // #ifndef CEF_INCLUDE_CAPI_CEF_REQUEST_HANDLER_CAPI_H_ #define CEF_INCLUDE_CAPI_CEF_REQUEST_HANDLER_CAPI_H_ #pragma once #include "include/capi/cef_auth_callback_capi.h" #include "include/capi/cef_base_capi.h" #include "include/capi/cef_browser_capi.h" #include "include/capi/cef_callback_capi.h" #include "include/capi/cef_frame_capi.h" #include "include/capi/cef_request_capi.h" #include "include/capi/cef_resource_request_handler_capi.h" #include "include/capi/cef_ssl_info_capi.h" #include "include/capi/cef_x509_certificate_capi.h" #ifdef __cplusplus extern "C" { #endif /// /// Callback structure used to select a client certificate for authentication. /// typedef struct _cef_select_client_certificate_callback_t { /// /// Base structure. /// cef_base_ref_counted_t base; /// /// Chooses the specified certificate for client certificate authentication. /// NULL value means that no client certificate should be used. /// void(CEF_CALLBACK* select)( struct _cef_select_client_certificate_callback_t* self, struct _cef_x509certificate_t* cert); } cef_select_client_certificate_callback_t; /// /// Implement this structure to handle events related to browser requests. The /// functions of this structure will be called on the thread indicated. /// typedef struct _cef_request_handler_t { /// /// Base structure. /// cef_base_ref_counted_t base; /// /// Called on the UI thread before browser navigation. Return true (1) to /// cancel the navigation or false (0) to allow the navigation to proceed. The /// |request| object cannot be modified in this callback. /// cef_load_handler_t::OnLoadingStateChange will be called twice in all /// cases. If the navigation is allowed cef_load_handler_t::OnLoadStart and /// cef_load_handler_t::OnLoadEnd will be called. If the navigation is /// canceled cef_load_handler_t::OnLoadError will be called with an /// |errorCode| value of ERR_ABORTED. The |user_gesture| value will be true /// (1) if the browser navigated via explicit user gesture (e.g. clicking a /// link) or false (0) if it navigated automatically (e.g. via the /// DomContentLoaded event). /// int(CEF_CALLBACK* on_before_browse)(struct _cef_request_handler_t* self, struct _cef_browser_t* browser, struct _cef_frame_t* frame, struct _cef_request_t* request, int user_gesture, int is_redirect); /// /// Called on the UI thread before OnBeforeBrowse in certain limited cases /// where navigating a new or different browser might be desirable. This /// includes user-initiated navigation that might open in a special way (e.g. /// links clicked via middle-click or ctrl + left-click) and certain types of /// cross-origin navigation initiated from the renderer process (e.g. /// navigating the top-level frame to/from a file URL). The |browser| and /// |frame| values represent the source of the navigation. The /// |target_disposition| value indicates where the user intended to navigate /// the browser based on standard Chromium behaviors (e.g. current tab, new /// tab, etc). The |user_gesture| value will be true (1) if the browser /// navigated via explicit user gesture (e.g. clicking a link) or false (0) if /// it navigated automatically (e.g. via the DomContentLoaded event). Return /// true (1) to cancel the navigation or false (0) to allow the navigation to /// proceed in the source browser's top-level frame. /// int(CEF_CALLBACK* on_open_urlfrom_tab)( struct _cef_request_handler_t* self, struct _cef_browser_t* browser, struct _cef_frame_t* frame, const cef_string_t* target_url, cef_window_open_disposition_t target_disposition, int user_gesture); /// /// Called on the browser process IO thread before a resource request is /// initiated. The |browser| and |frame| values represent the source of the /// request. |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. If this callback returns NULL the /// same function will be called on the associated /// cef_request_context_handler_t, if any. /// struct _cef_resource_request_handler_t*( CEF_CALLBACK* get_resource_request_handler)( struct _cef_request_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); /// /// Called on the IO thread when the browser needs credentials from the user. /// |origin_url| is the origin making this authentication request. |isProxy| /// indicates whether the host is a proxy server. |host| contains the hostname /// and |port| contains the port number. |realm| is the realm of the challenge /// and may be NULL. |scheme| is the authentication scheme used, such as /// "basic" or "digest", and will be NULL if the source of the request is an /// FTP server. Return true (1) to continue the request and call /// cef_auth_callback_t::cont() either in this function or at a later time /// when the authentication information is available. Return false (0) to /// cancel the request immediately. /// int(CEF_CALLBACK* get_auth_credentials)( struct _cef_request_handler_t* self, struct _cef_browser_t* browser, const cef_string_t* origin_url, int isProxy, const cef_string_t* host, int port, const cef_string_t* realm, const cef_string_t* scheme, struct _cef_auth_callback_t* callback); /// /// Called on the UI thread to handle requests for URLs with an invalid SSL /// certificate. Return true (1) and call cef_callback_t functions either in /// this function or at a later time to continue or cancel the request. Return /// false (0) to cancel the request immediately. If /// cef_settings_t.ignore_certificate_errors is set all invalid certificates /// will be accepted without calling this function. /// int(CEF_CALLBACK* on_certificate_error)(struct _cef_request_handler_t* self, struct _cef_browser_t* browser, cef_errorcode_t cert_error, const cef_string_t* request_url, struct _cef_sslinfo_t* ssl_info, struct _cef_callback_t* callback); /// /// Called on the UI thread when a client certificate is being requested for /// authentication. Return false (0) to use the default behavior and /// automatically select the first certificate available. Return true (1) and /// call cef_select_client_certificate_callback_t::Select either in this /// function or at a later time to select a certificate. Do not call Select or /// call it with NULL to continue without using any certificate. |isProxy| /// indicates whether the host is an HTTPS proxy or the origin server. |host| /// and |port| contains the hostname and port of the SSL server. /// |certificates| is the list of certificates to choose from; this list has /// already been pruned by Chromium so that it only contains certificates from /// issuers that the server trusts. /// int(CEF_CALLBACK* on_select_client_certificate)( struct _cef_request_handler_t* self, struct _cef_browser_t* browser, int isProxy, const cef_string_t* host, int port, size_t certificatesCount, struct _cef_x509certificate_t* const* certificates, struct _cef_select_client_certificate_callback_t* callback); /// /// Called on the browser process UI thread when the render view associated /// with |browser| is ready to receive/handle IPC messages in the render /// process. /// void(CEF_CALLBACK* on_render_view_ready)(struct _cef_request_handler_t* self, struct _cef_browser_t* browser); /// /// Called on the browser process UI thread when the render process terminates /// unexpectedly. |status| indicates how the process terminated. /// void(CEF_CALLBACK* on_render_process_terminated)( struct _cef_request_handler_t* self, struct _cef_browser_t* browser, cef_termination_status_t status); /// /// Called on the browser process UI thread when the window.document object of /// the main frame has been created. /// void(CEF_CALLBACK* on_document_available_in_main_frame)( struct _cef_request_handler_t* self, struct _cef_browser_t* browser); } cef_request_handler_t; #ifdef __cplusplus } #endif #endif // CEF_INCLUDE_CAPI_CEF_REQUEST_HANDLER_CAPI_H_