// Copyright (c) 2022 Marshall A. Greenblatt. All rights reserved. // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above // copyright notice, this list of conditions and the following disclaimer // in the documentation and/or other materials provided with the // distribution. // * Neither the name of Google Inc. nor the name Chromium Embedded // Framework nor the names of its contributors may be used to endorse // or promote products derived from this software without specific prior // written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. 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See the translator.README.txt file in the tools directory for // more information. // // $hash=f8a604f73a04bec535d72ec7d05906da8c953b6b$ // #ifndef CEF_INCLUDE_CAPI_CEF_BROWSER_CAPI_H_ #define CEF_INCLUDE_CAPI_CEF_BROWSER_CAPI_H_ #pragma once #include "include/capi/cef_base_capi.h" #include "include/capi/cef_devtools_message_observer_capi.h" #include "include/capi/cef_drag_data_capi.h" #include "include/capi/cef_frame_capi.h" #include "include/capi/cef_image_capi.h" #include "include/capi/cef_navigation_entry_capi.h" #include "include/capi/cef_registration_capi.h" #include "include/capi/cef_request_context_capi.h" #ifdef __cplusplus extern "C" { #endif struct _cef_browser_host_t; struct _cef_client_t; /// /// Structure used to represent a browser. When used in the browser process the /// functions of this structure may be called on any thread unless otherwise /// indicated in the comments. When used in the render process the functions of /// this structure may only be called on the main thread. /// typedef struct _cef_browser_t { /// /// Base structure. /// cef_base_ref_counted_t base; /// /// True if this object is currently valid. This will return false (0) after /// cef_life_span_handler_t::OnBeforeClose is called. /// int(CEF_CALLBACK* is_valid)(struct _cef_browser_t* self); /// /// Returns the browser host object. This function can only be called in the /// browser process. /// struct _cef_browser_host_t*(CEF_CALLBACK* get_host)( struct _cef_browser_t* self); /// /// Returns true (1) if the browser can navigate backwards. /// int(CEF_CALLBACK* can_go_back)(struct _cef_browser_t* self); /// /// Navigate backwards. /// void(CEF_CALLBACK* go_back)(struct _cef_browser_t* self); /// /// Returns true (1) if the browser can navigate forwards. /// int(CEF_CALLBACK* can_go_forward)(struct _cef_browser_t* self); /// /// Navigate forwards. /// void(CEF_CALLBACK* go_forward)(struct _cef_browser_t* self); /// /// Returns true (1) if the browser is currently loading. /// int(CEF_CALLBACK* is_loading)(struct _cef_browser_t* self); /// /// Reload the current page. /// void(CEF_CALLBACK* reload)(struct _cef_browser_t* self); /// /// Reload the current page ignoring any cached data. /// void(CEF_CALLBACK* reload_ignore_cache)(struct _cef_browser_t* self); /// /// Stop loading the page. /// void(CEF_CALLBACK* stop_load)(struct _cef_browser_t* self); /// /// Returns the globally unique identifier for this browser. This value is /// also used as the tabId for extension APIs. /// int(CEF_CALLBACK* get_identifier)(struct _cef_browser_t* self); /// /// Returns true (1) if this object is pointing to the same handle as |that| /// object. /// int(CEF_CALLBACK* is_same)(struct _cef_browser_t* self, struct _cef_browser_t* that); /// /// Returns true (1) if the browser is a popup. /// int(CEF_CALLBACK* is_popup)(struct _cef_browser_t* self); /// /// Returns true (1) if a document has been loaded in the browser. /// int(CEF_CALLBACK* has_document)(struct _cef_browser_t* self); /// /// Returns the main (top-level) frame for the browser. In the browser process /// this will return a valid object until after /// cef_life_span_handler_t::OnBeforeClose is called. In the renderer process /// this will return NULL if the main frame is hosted in a different renderer /// process (e.g. for cross-origin sub-frames). The main frame object will /// change during cross-origin navigation or re-navigation after renderer /// process termination (due to crashes, etc). /// struct _cef_frame_t*(CEF_CALLBACK* get_main_frame)( struct _cef_browser_t* self); /// /// Returns the focused frame for the browser. /// struct _cef_frame_t*(CEF_CALLBACK* get_focused_frame)( struct _cef_browser_t* self); /// /// Returns the frame with the specified identifier, or NULL if not found. /// struct _cef_frame_t*(CEF_CALLBACK* get_frame_byident)( struct _cef_browser_t* self, int64 identifier); /// /// Returns the frame with the specified name, or NULL if not found. /// struct _cef_frame_t*(CEF_CALLBACK* get_frame)(struct _cef_browser_t* self, const cef_string_t* name); /// /// Returns the number of frames that currently exist. /// size_t(CEF_CALLBACK* get_frame_count)(struct _cef_browser_t* self); /// /// Returns the identifiers of all existing frames. /// void(CEF_CALLBACK* get_frame_identifiers)(struct _cef_browser_t* self, size_t* identifiersCount, int64* identifiers); /// /// Returns the names of all existing frames. /// void(CEF_CALLBACK* get_frame_names)(struct _cef_browser_t* self, cef_string_list_t names); } cef_browser_t; /// /// Callback structure for cef_browser_host_t::RunFileDialog. The functions of /// this structure will be called on the browser process UI thread. /// typedef struct _cef_run_file_dialog_callback_t { /// /// Base structure. /// cef_base_ref_counted_t base; /// /// Called asynchronously after the file dialog is dismissed. |file_paths| /// will be a single value or a list of values depending on the dialog mode. /// If the selection was cancelled |file_paths| will be NULL. /// void(CEF_CALLBACK* on_file_dialog_dismissed)( struct _cef_run_file_dialog_callback_t* self, cef_string_list_t file_paths); } cef_run_file_dialog_callback_t; /// /// Callback structure for cef_browser_host_t::GetNavigationEntries. The /// functions of this structure will be called on the browser process UI thread. /// typedef struct _cef_navigation_entry_visitor_t { /// /// Base structure. /// cef_base_ref_counted_t base; /// /// Method that will be executed. Do not keep a reference to |entry| outside /// of this callback. Return true (1) to continue visiting entries or false /// (0) to stop. |current| is true (1) if this entry is the currently loaded /// navigation entry. |index| is the 0-based index of this entry and |total| /// is the total number of entries. /// int(CEF_CALLBACK* visit)(struct _cef_navigation_entry_visitor_t* self, struct _cef_navigation_entry_t* entry, int current, int index, int total); } cef_navigation_entry_visitor_t; /// /// Callback structure for cef_browser_host_t::PrintToPDF. The functions of this /// structure will be called on the browser process UI thread. /// typedef struct _cef_pdf_print_callback_t { /// /// Base structure. /// cef_base_ref_counted_t base; /// /// Method that will be executed when the PDF printing has completed. |path| /// is the output path. |ok| will be true (1) if the printing completed /// successfully or false (0) otherwise. /// void(CEF_CALLBACK* on_pdf_print_finished)( struct _cef_pdf_print_callback_t* self, const cef_string_t* path, int ok); } cef_pdf_print_callback_t; /// /// Callback structure for cef_browser_host_t::DownloadImage. The functions of /// this structure will be called on the browser process UI thread. /// typedef struct _cef_download_image_callback_t { /// /// Base structure. /// cef_base_ref_counted_t base; /// /// Method that will be executed when the image download has completed. /// |image_url| is the URL that was downloaded and |http_status_code| is the /// resulting HTTP status code. |image| is the resulting image, possibly at /// multiple scale factors, or NULL if the download failed. /// void(CEF_CALLBACK* on_download_image_finished)( struct _cef_download_image_callback_t* self, const cef_string_t* image_url, int http_status_code, struct _cef_image_t* image); } cef_download_image_callback_t; /// /// Structure used to represent the browser process aspects of a browser. The /// functions of this structure can only be called in the browser process. They /// may be called on any thread in that process unless otherwise indicated in /// the comments. /// typedef struct _cef_browser_host_t { /// /// Base structure. /// cef_base_ref_counted_t base; /// /// Returns the hosted browser object. /// struct _cef_browser_t*(CEF_CALLBACK* get_browser)( struct _cef_browser_host_t* self); /// /// Request that the browser close. The JavaScript 'onbeforeunload' event will /// be fired. If |force_close| is false (0) the event handler, if any, will be /// allowed to prompt the user and the user can optionally cancel the close. /// If |force_close| is true (1) the prompt will not be displayed and the /// close will proceed. Results in a call to /// cef_life_span_handler_t::do_close() if the event handler allows the close /// or if |force_close| is true (1). See cef_life_span_handler_t::do_close() /// documentation for additional usage information. /// void(CEF_CALLBACK* close_browser)(struct _cef_browser_host_t* self, int force_close); /// /// Helper for closing a browser. Call this function from the top-level window /// close handler (if any). Internally this calls CloseBrowser(false (0)) if /// the close has not yet been initiated. This function returns false (0) /// while the close is pending and true (1) after the close has completed. See /// close_browser() and cef_life_span_handler_t::do_close() documentation for /// additional usage information. This function must be called on the browser /// process UI thread. /// int(CEF_CALLBACK* try_close_browser)(struct _cef_browser_host_t* self); /// /// Set whether the browser is focused. /// void(CEF_CALLBACK* set_focus)(struct _cef_browser_host_t* self, int focus); /// /// Retrieve the window handle (if any) for this browser. If this browser is /// wrapped in a cef_browser_view_t this function should be called on the /// browser process UI thread and it will return the handle for the top-level /// native window. /// cef_window_handle_t(CEF_CALLBACK* get_window_handle)( struct _cef_browser_host_t* self); /// /// Retrieve the window handle (if any) of the browser that opened this /// browser. Will return NULL for non-popup browsers or if this browser is /// wrapped in a cef_browser_view_t. This function can be used in combination /// with custom handling of modal windows. /// cef_window_handle_t(CEF_CALLBACK* get_opener_window_handle)( struct _cef_browser_host_t* self); /// /// Returns true (1) if this browser is wrapped in a cef_browser_view_t. /// int(CEF_CALLBACK* has_view)(struct _cef_browser_host_t* self); /// /// Returns the client for this browser. /// struct _cef_client_t*(CEF_CALLBACK* get_client)( struct _cef_browser_host_t* self); /// /// Returns the request context for this browser. /// struct _cef_request_context_t*(CEF_CALLBACK* get_request_context)( struct _cef_browser_host_t* self); /// /// Get the current zoom level. The default zoom level is 0.0. This function /// can only be called on the UI thread. /// double(CEF_CALLBACK* get_zoom_level)(struct _cef_browser_host_t* self); /// /// Change the zoom level to the specified value. Specify 0.0 to reset the /// zoom level. If called on the UI thread the change will be applied /// immediately. Otherwise, the change will be applied asynchronously on the /// UI thread. /// void(CEF_CALLBACK* set_zoom_level)(struct _cef_browser_host_t* self, double zoomLevel); /// /// Call to run a file chooser dialog. Only a single file chooser dialog may /// be pending at any given time. |mode| represents the type of dialog to /// display. |title| to the title to be used for the dialog and may be NULL to /// show the default title ("Open" or "Save" depending on the mode). /// |default_file_path| is the path with optional directory and/or file name /// component that will be initially selected in the dialog. |accept_filters| /// are used to restrict the selectable file types and may any combination of /// (a) valid lower-cased MIME types (e.g. "text/*" or "image/*"), (b) /// individual file extensions (e.g. ".txt" or ".png"), or (c) combined /// description and file extension delimited using "|" and ";" (e.g. "Image /// Types|.png;.gif;.jpg"). |callback| will be executed after the dialog is /// dismissed or immediately if another dialog is already pending. The dialog /// will be initiated asynchronously on the UI thread. /// void(CEF_CALLBACK* run_file_dialog)( struct _cef_browser_host_t* self, cef_file_dialog_mode_t mode, const cef_string_t* title, const cef_string_t* default_file_path, cef_string_list_t accept_filters, struct _cef_run_file_dialog_callback_t* callback); /// /// Download the file at |url| using cef_download_handler_t. /// void(CEF_CALLBACK* start_download)(struct _cef_browser_host_t* self, const cef_string_t* url); /// /// Download |image_url| and execute |callback| on completion with the images /// received from the renderer. If |is_favicon| is true (1) then cookies are /// not sent and not accepted during download. Images with density independent /// pixel (DIP) sizes larger than |max_image_size| are filtered out from the /// image results. Versions of the image at different scale factors may be /// downloaded up to the maximum scale factor supported by the system. If /// there are no image results <= |max_image_size| then the smallest image is /// resized to |max_image_size| and is the only result. A |max_image_size| of /// 0 means unlimited. If |bypass_cache| is true (1) then |image_url| is /// requested from the server even if it is present in the browser cache. /// void(CEF_CALLBACK* download_image)( struct _cef_browser_host_t* self, const cef_string_t* image_url, int is_favicon, uint32 max_image_size, int bypass_cache, struct _cef_download_image_callback_t* callback); /// /// Print the current browser contents. /// void(CEF_CALLBACK* print)(struct _cef_browser_host_t* self); /// /// Print the current browser contents to the PDF file specified by |path| and /// execute |callback| on completion. The caller is responsible for deleting /// |path| when done. For PDF printing to work on Linux you must implement the /// cef_print_handler_t::GetPdfPaperSize function. /// void(CEF_CALLBACK* print_to_pdf)( struct _cef_browser_host_t* self, const cef_string_t* path, const struct _cef_pdf_print_settings_t* settings, struct _cef_pdf_print_callback_t* callback); /// /// Search for |searchText|. |forward| indicates whether to search forward or /// backward within the page. |matchCase| indicates whether the search should /// be case-sensitive. |findNext| indicates whether this is the first request /// or a follow-up. The search will be restarted if |searchText| or /// |matchCase| change. The search will be stopped if |searchText| is NULL. /// The cef_find_handler_t instance, if any, returned via /// cef_client_t::GetFindHandler will be called to report find results. /// void(CEF_CALLBACK* find)(struct _cef_browser_host_t* self, const cef_string_t* searchText, int forward, int matchCase, int findNext); /// /// Cancel all searches that are currently going on. /// void(CEF_CALLBACK* stop_finding)(struct _cef_browser_host_t* self, int clearSelection); /// /// Open developer tools (DevTools) in its own browser. The DevTools browser /// will remain associated with this browser. If the DevTools browser is /// already open then it will be focused, in which case the |windowInfo|, /// |client| and |settings| parameters will be ignored. If /// |inspect_element_at| is non-NULL then the element at the specified (x,y) /// location will be inspected. The |windowInfo| parameter will be ignored if /// this browser is wrapped in a cef_browser_view_t. /// void(CEF_CALLBACK* show_dev_tools)( struct _cef_browser_host_t* self, const struct _cef_window_info_t* windowInfo, struct _cef_client_t* client, const struct _cef_browser_settings_t* settings, const cef_point_t* inspect_element_at); /// /// Explicitly close the associated DevTools browser, if any. /// void(CEF_CALLBACK* close_dev_tools)(struct _cef_browser_host_t* self); /// /// Returns true (1) if this browser currently has an associated DevTools /// browser. Must be called on the browser process UI thread. /// int(CEF_CALLBACK* has_dev_tools)(struct _cef_browser_host_t* self); /// /// Send a function call message over the DevTools protocol. |message| must be /// a UTF8-encoded JSON dictionary that contains "id" (int), "function" /// (string) and "params" (dictionary, optional) values. See the DevTools /// protocol documentation at https://chromedevtools.github.io/devtools- /// protocol/ for details of supported functions and the expected "params" /// dictionary contents. |message| will be copied if necessary. This function /// will return true (1) if called on the UI thread and the message was /// successfully submitted for validation, otherwise false (0). Validation /// will be applied asynchronously and any messages that fail due to /// formatting errors or missing parameters may be discarded without /// notification. Prefer ExecuteDevToolsMethod if a more structured approach /// to message formatting is desired. /// /// Every valid function call will result in an asynchronous function result /// or error message that references the sent message "id". Event messages are /// received while notifications are enabled (for example, between function /// calls for "Page.enable" and "Page.disable"). All received messages will be /// delivered to the observer(s) registered with AddDevToolsMessageObserver. /// See cef_dev_tools_message_observer_t::OnDevToolsMessage documentation for /// details of received message contents. /// /// Usage of the SendDevToolsMessage, ExecuteDevToolsMethod and /// AddDevToolsMessageObserver functions does not require an active DevTools /// front-end or remote-debugging session. Other active DevTools sessions will /// continue to function independently. However, any modification of global /// browser state by one session may not be reflected in the UI of other /// sessions. /// /// Communication with the DevTools front-end (when displayed) can be logged /// for development purposes by passing the `--devtools-protocol-log- /// file=` command-line flag. /// int(CEF_CALLBACK* send_dev_tools_message)(struct _cef_browser_host_t* self, const void* message, size_t message_size); /// /// Execute a function call over the DevTools protocol. This is a more /// structured version of SendDevToolsMessage. |message_id| is an incremental /// number that uniquely identifies the message (pass 0 to have the next /// number assigned automatically based on previous values). |function| is the /// function name. |params| are the function parameters, which may be NULL. /// See the DevTools protocol documentation (linked above) for details of /// supported functions and the expected |params| dictionary contents. This /// function will return the assigned message ID if called on the UI thread /// and the message was successfully submitted for validation, otherwise 0. /// See the SendDevToolsMessage documentation for additional usage /// information. /// int(CEF_CALLBACK* execute_dev_tools_method)( struct _cef_browser_host_t* self, int message_id, const cef_string_t* method, struct _cef_dictionary_value_t* params); /// /// Add an observer for DevTools protocol messages (function results and /// events). The observer will remain registered until the returned /// Registration object is destroyed. See the SendDevToolsMessage /// documentation for additional usage information. /// struct _cef_registration_t*(CEF_CALLBACK* add_dev_tools_message_observer)( struct _cef_browser_host_t* self, struct _cef_dev_tools_message_observer_t* observer); /// /// Retrieve a snapshot of current navigation entries as values sent to the /// specified visitor. If |current_only| is true (1) only the current /// navigation entry will be sent, otherwise all navigation entries will be /// sent. /// void(CEF_CALLBACK* get_navigation_entries)( struct _cef_browser_host_t* self, struct _cef_navigation_entry_visitor_t* visitor, int current_only); /// /// If a misspelled word is currently selected in an editable node calling /// this function will replace it with the specified |word|. /// void(CEF_CALLBACK* replace_misspelling)(struct _cef_browser_host_t* self, const cef_string_t* word); /// /// Add the specified |word| to the spelling dictionary. /// void(CEF_CALLBACK* add_word_to_dictionary)(struct _cef_browser_host_t* self, const cef_string_t* word); /// /// Returns true (1) if window rendering is disabled. /// int(CEF_CALLBACK* is_window_rendering_disabled)( struct _cef_browser_host_t* self); /// /// Notify the browser that the widget has been resized. The browser will /// first call cef_render_handler_t::GetViewRect to get the new size and then /// call cef_render_handler_t::OnPaint asynchronously with the updated /// regions. This function is only used when window rendering is disabled. /// void(CEF_CALLBACK* was_resized)(struct _cef_browser_host_t* self); /// /// Notify the browser that it has been hidden or shown. Layouting and /// cef_render_handler_t::OnPaint notification will stop when the browser is /// hidden. This function is only used when window rendering is disabled. /// void(CEF_CALLBACK* was_hidden)(struct _cef_browser_host_t* self, int hidden); /// /// Send a notification to the browser that the screen info has changed. The /// browser will then call cef_render_handler_t::GetScreenInfo to update the /// screen information with the new values. This simulates moving the webview /// window from one display to another, or changing the properties of the /// current display. This function is only used when window rendering is /// disabled. /// void(CEF_CALLBACK* notify_screen_info_changed)( struct _cef_browser_host_t* self); /// /// Invalidate the view. The browser will call cef_render_handler_t::OnPaint /// asynchronously. This function is only used when window rendering is /// disabled. /// void(CEF_CALLBACK* invalidate)(struct _cef_browser_host_t* self, cef_paint_element_type_t type); /// /// Issue a BeginFrame request to Chromium. Only valid when /// cef_window_tInfo::external_begin_frame_enabled is set to true (1). /// void(CEF_CALLBACK* send_external_begin_frame)( struct _cef_browser_host_t* self); /// /// Send a key event to the browser. /// void(CEF_CALLBACK* send_key_event)(struct _cef_browser_host_t* self, const cef_key_event_t* event); /// /// Send a mouse click event to the browser. The |x| and |y| coordinates are /// relative to the upper-left corner of the view. /// void(CEF_CALLBACK* send_mouse_click_event)(struct _cef_browser_host_t* self, const cef_mouse_event_t* event, cef_mouse_button_type_t type, int mouseUp, int clickCount); /// /// Send a mouse move event to the browser. The |x| and |y| coordinates are /// relative to the upper-left corner of the view. /// void(CEF_CALLBACK* send_mouse_move_event)(struct _cef_browser_host_t* self, const cef_mouse_event_t* event, int mouseLeave); /// /// Send a mouse wheel event to the browser. The |x| and |y| coordinates are /// relative to the upper-left corner of the view. The |deltaX| and |deltaY| /// values represent the movement delta in the X and Y directions /// respectively. In order to scroll inside select popups with window /// rendering disabled cef_render_handler_t::GetScreenPoint should be /// implemented properly. /// void(CEF_CALLBACK* send_mouse_wheel_event)(struct _cef_browser_host_t* self, const cef_mouse_event_t* event, int deltaX, int deltaY); /// /// Send a touch event to the browser for a windowless browser. /// void(CEF_CALLBACK* send_touch_event)(struct _cef_browser_host_t* self, const cef_touch_event_t* event); /// /// Send a capture lost event to the browser. /// void(CEF_CALLBACK* send_capture_lost_event)(struct _cef_browser_host_t* self); /// /// Notify the browser that the window hosting it is about to be moved or /// resized. This function is only used on Windows and Linux. /// void(CEF_CALLBACK* notify_move_or_resize_started)( struct _cef_browser_host_t* self); /// /// Returns the maximum rate in frames per second (fps) that /// cef_render_handler_t::OnPaint will be called for a windowless browser. The /// actual fps may be lower if the browser cannot generate frames at the /// requested rate. The minimum value is 1 and the maximum value is 60 /// (default 30). This function can only be called on the UI thread. /// int(CEF_CALLBACK* get_windowless_frame_rate)( struct _cef_browser_host_t* self); /// /// Set the maximum rate in frames per second (fps) that /// cef_render_handler_t:: OnPaint will be called for a windowless browser. /// The actual fps may be lower if the browser cannot generate frames at the /// requested rate. The minimum value is 1 and the maximum value is 60 /// (default 30). Can also be set at browser creation via /// cef_browser_tSettings.windowless_frame_rate. /// void(CEF_CALLBACK* set_windowless_frame_rate)( struct _cef_browser_host_t* self, int frame_rate); /// /// Begins a new composition or updates the existing composition. Blink has a /// special node (a composition node) that allows the input function to change /// text without affecting other DOM nodes. |text| is the optional text that /// will be inserted into the composition node. |underlines| is an optional /// set of ranges that will be underlined in the resulting text. /// |replacement_range| is an optional range of the existing text that will be /// replaced. |selection_range| is an optional range of the resulting text /// that will be selected after insertion or replacement. The /// |replacement_range| value is only used on OS X. /// /// This function may be called multiple times as the composition changes. /// When the client is done making changes the composition should either be /// canceled or completed. To cancel the composition call /// ImeCancelComposition. To complete the composition call either /// ImeCommitText or ImeFinishComposingText. Completion is usually signaled /// when: /// /// 1. The client receives a WM_IME_COMPOSITION message with a GCS_RESULTSTR /// flag (on Windows), or; /// 2. The client receives a "commit" signal of GtkIMContext (on Linux), or; /// 3. insertText of NSTextInput is called (on Mac). /// /// This function is only used when window rendering is disabled. /// void(CEF_CALLBACK* ime_set_composition)( struct _cef_browser_host_t* self, const cef_string_t* text, size_t underlinesCount, cef_composition_underline_t const* underlines, const cef_range_t* replacement_range, const cef_range_t* selection_range); /// /// Completes the existing composition by optionally inserting the specified /// |text| into the composition node. |replacement_range| is an optional range /// of the existing text that will be replaced. |relative_cursor_pos| is where /// the cursor will be positioned relative to the current cursor position. See /// comments on ImeSetComposition for usage. The |replacement_range| and /// |relative_cursor_pos| values are only used on OS X. This function is only /// used when window rendering is disabled. /// void(CEF_CALLBACK* ime_commit_text)(struct _cef_browser_host_t* self, const cef_string_t* text, const cef_range_t* replacement_range, int relative_cursor_pos); /// /// Completes the existing composition by applying the current composition /// node contents. If |keep_selection| is false (0) the current selection, if /// any, will be discarded. See comments on ImeSetComposition for usage. This /// function is only used when window rendering is disabled. /// void(CEF_CALLBACK* ime_finish_composing_text)( struct _cef_browser_host_t* self, int keep_selection); /// /// Cancels the existing composition and discards the composition node /// contents without applying them. See comments on ImeSetComposition for /// usage. This function is only used when window rendering is disabled. /// void(CEF_CALLBACK* ime_cancel_composition)(struct _cef_browser_host_t* self); /// /// Call this function when the user drags the mouse into the web view (before /// calling DragTargetDragOver/DragTargetLeave/DragTargetDrop). |drag_data| /// should not contain file contents as this type of data is not allowed to be /// dragged into the web view. File contents can be removed using /// cef_drag_data_t::ResetFileContents (for example, if |drag_data| comes from /// cef_render_handler_t::StartDragging). This function is only used when /// window rendering is disabled. /// void(CEF_CALLBACK* drag_target_drag_enter)( struct _cef_browser_host_t* self, struct _cef_drag_data_t* drag_data, const cef_mouse_event_t* event, cef_drag_operations_mask_t allowed_ops); /// /// Call this function each time the mouse is moved across the web view during /// a drag operation (after calling DragTargetDragEnter and before calling /// DragTargetDragLeave/DragTargetDrop). This function is only used when /// window rendering is disabled. /// void(CEF_CALLBACK* drag_target_drag_over)( struct _cef_browser_host_t* self, const cef_mouse_event_t* event, cef_drag_operations_mask_t allowed_ops); /// /// Call this function when the user drags the mouse out of the web view /// (after calling DragTargetDragEnter). This function is only used when /// window rendering is disabled. /// void(CEF_CALLBACK* drag_target_drag_leave)(struct _cef_browser_host_t* self); /// /// Call this function when the user completes the drag operation by dropping /// the object onto the web view (after calling DragTargetDragEnter). The /// object being dropped is |drag_data|, given as an argument to the previous /// DragTargetDragEnter call. This function is only used when window rendering /// is disabled. /// void(CEF_CALLBACK* drag_target_drop)(struct _cef_browser_host_t* self, const cef_mouse_event_t* event); /// /// Call this function when the drag operation started by a /// cef_render_handler_t::StartDragging call has ended either in a drop or by /// being cancelled. |x| and |y| are mouse coordinates relative to the upper- /// left corner of the view. If the web view is both the drag source and the /// drag target then all DragTarget* functions should be called before /// DragSource* mthods. This function is only used when window rendering is /// disabled. /// void(CEF_CALLBACK* drag_source_ended_at)(struct _cef_browser_host_t* self, int x, int y, cef_drag_operations_mask_t op); /// /// Call this function when the drag operation started by a /// cef_render_handler_t::StartDragging call has completed. This function may /// be called immediately without first calling DragSourceEndedAt to cancel a /// drag operation. If the web view is both the drag source and the drag /// target then all DragTarget* functions should be called before DragSource* /// mthods. This function is only used when window rendering is disabled. /// void(CEF_CALLBACK* drag_source_system_drag_ended)( struct _cef_browser_host_t* self); /// /// Returns the current visible navigation entry for this browser. This /// function can only be called on the UI thread. /// struct _cef_navigation_entry_t*(CEF_CALLBACK* get_visible_navigation_entry)( struct _cef_browser_host_t* self); /// /// Set accessibility state for all frames. |accessibility_state| may be /// default, enabled or disabled. If |accessibility_state| is STATE_DEFAULT /// then accessibility will be disabled by default and the state may be /// further controlled with the "force-renderer-accessibility" and "disable- /// renderer-accessibility" command-line switches. If |accessibility_state| is /// STATE_ENABLED then accessibility will be enabled. If |accessibility_state| /// is STATE_DISABLED then accessibility will be completely disabled. /// /// For windowed browsers accessibility will be enabled in Complete mode /// (which corresponds to kAccessibilityModeComplete in Chromium). In this /// mode all platform accessibility objects will be created and managed by /// Chromium's internal implementation. The client needs only to detect the /// screen reader and call this function appropriately. For example, on macOS /// the client can handle the @"AXEnhancedUserStructure" accessibility /// attribute to detect VoiceOver state changes and on Windows the client can /// handle WM_GETOBJECT with OBJID_CLIENT to detect accessibility readers. /// /// For windowless browsers accessibility will be enabled in TreeOnly mode /// (which corresponds to kAccessibilityModeWebContentsOnly in Chromium). In /// this mode renderer accessibility is enabled, the full tree is computed, /// and events are passed to CefAccessibiltyHandler, but platform /// accessibility objects are not created. The client may implement platform /// accessibility objects using CefAccessibiltyHandler callbacks if desired. /// void(CEF_CALLBACK* set_accessibility_state)(struct _cef_browser_host_t* self, cef_state_t accessibility_state); /// /// Enable notifications of auto resize via /// cef_display_handler_t::OnAutoResize. Notifications are disabled by /// default. |min_size| and |max_size| define the range of allowed sizes. /// void(CEF_CALLBACK* set_auto_resize_enabled)(struct _cef_browser_host_t* self, int enabled, const cef_size_t* min_size, const cef_size_t* max_size); /// /// Returns the extension hosted in this browser or NULL if no extension is /// hosted. See cef_request_context_t::LoadExtension for details. /// struct _cef_extension_t*(CEF_CALLBACK* get_extension)( struct _cef_browser_host_t* self); /// /// Returns true (1) if this browser is hosting an extension background /// script. Background hosts do not have a window and are not displayable. See /// cef_request_context_t::LoadExtension for details. /// int(CEF_CALLBACK* is_background_host)(struct _cef_browser_host_t* self); /// /// Set whether the browser's audio is muted. /// void(CEF_CALLBACK* set_audio_muted)(struct _cef_browser_host_t* self, int mute); /// /// Returns true (1) if the browser's audio is muted. This function can only /// be called on the UI thread. /// int(CEF_CALLBACK* is_audio_muted)(struct _cef_browser_host_t* self); } cef_browser_host_t; /// /// Create a new browser using the window parameters specified by |windowInfo|. /// All values will be copied internally and the actual window (if any) will be /// created on the UI thread. If |request_context| is NULL the global request /// context will be used. This function can be called on any browser process /// thread and will not block. The optional |extra_info| parameter provides an /// opportunity to specify extra information specific to the created browser /// that will be passed to cef_render_process_handler_t::on_browser_created() in /// the render process. /// CEF_EXPORT int cef_browser_host_create_browser( const cef_window_info_t* windowInfo, struct _cef_client_t* client, const cef_string_t* url, const struct _cef_browser_settings_t* settings, struct _cef_dictionary_value_t* extra_info, struct _cef_request_context_t* request_context); /// /// Create a new browser using the window parameters specified by |windowInfo|. /// If |request_context| is NULL the global request context will be used. This /// function can only be called on the browser process UI thread. The optional /// |extra_info| parameter provides an opportunity to specify extra information /// specific to the created browser that will be passed to /// cef_render_process_handler_t::on_browser_created() in the render process. /// CEF_EXPORT cef_browser_t* cef_browser_host_create_browser_sync( const cef_window_info_t* windowInfo, struct _cef_client_t* client, const cef_string_t* url, const struct _cef_browser_settings_t* settings, struct _cef_dictionary_value_t* extra_info, struct _cef_request_context_t* request_context); #ifdef __cplusplus } #endif #endif // CEF_INCLUDE_CAPI_CEF_BROWSER_CAPI_H_