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#ifndef CEF_INCLUDE_CAPI_CEF_DISPLAY_HANDLER_CAPI_H_
#define CEF_INCLUDE_CAPI_CEF_DISPLAY_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"

#ifdef __cplusplus
extern "C" {
#endif

///
/// Implement this structure to handle events related to browser display state.
/// The functions of this structure will be called on the UI thread.
///
typedef struct _cef_display_handler_t {
  ///
  /// Base structure.
  ///
  cef_base_ref_counted_t base;

  ///
  /// Called when a frame's address has changed.
  ///
  void(CEF_CALLBACK* on_address_change)(struct _cef_display_handler_t* self,
                                        struct _cef_browser_t* browser,
                                        struct _cef_frame_t* frame,
                                        const cef_string_t* url);

  ///
  /// Called when the page title changes.
  ///
  void(CEF_CALLBACK* on_title_change)(struct _cef_display_handler_t* self,
                                      struct _cef_browser_t* browser,
                                      const cef_string_t* title);

  ///
  /// Called when the page icon changes.
  ///
  void(CEF_CALLBACK* on_favicon_urlchange)(struct _cef_display_handler_t* self,
                                           struct _cef_browser_t* browser,
                                           cef_string_list_t icon_urls);

  ///
  /// Called when web content in the page has toggled fullscreen mode. If
  /// |fullscreen| is true (1) the content will automatically be sized to fill
  /// the browser content area. If |fullscreen| is false (0) the content will
  /// automatically return to its original size and position. With the Alloy
  /// runtime the client is responsible for triggering the fullscreen transition
  /// (for example, by calling cef_window_t::SetFullscreen when using Views).
  /// With the Chrome runtime the fullscreen transition will be triggered
  /// automatically. The cef_window_delegate_t::OnWindowFullscreenTransition
  /// function will be called during the fullscreen transition for notification
  /// purposes.
  ///
  void(CEF_CALLBACK* on_fullscreen_mode_change)(
      struct _cef_display_handler_t* self,
      struct _cef_browser_t* browser,
      int fullscreen);

  ///
  /// Called when the browser is about to display a tooltip. |text| contains the
  /// text that will be displayed in the tooltip. To handle the display of the
  /// tooltip yourself return true (1). Otherwise, you can optionally modify
  /// |text| and then return false (0) to allow the browser to display the
  /// tooltip. When window rendering is disabled the application is responsible
  /// for drawing tooltips and the return value is ignored.
  ///
  int(CEF_CALLBACK* on_tooltip)(struct _cef_display_handler_t* self,
                                struct _cef_browser_t* browser,
                                cef_string_t* text);

  ///
  /// Called when the browser receives a status message. |value| contains the
  /// text that will be displayed in the status message.
  ///
  void(CEF_CALLBACK* on_status_message)(struct _cef_display_handler_t* self,
                                        struct _cef_browser_t* browser,
                                        const cef_string_t* value);

  ///
  /// Called to display a console message. Return true (1) to stop the message
  /// from being output to the console.
  ///
  int(CEF_CALLBACK* on_console_message)(struct _cef_display_handler_t* self,
                                        struct _cef_browser_t* browser,
                                        cef_log_severity_t level,
                                        const cef_string_t* message,
                                        const cef_string_t* source,
                                        int line);

  ///
  /// Called when auto-resize is enabled via
  /// cef_browser_host_t::SetAutoResizeEnabled and the contents have auto-
  /// resized. |new_size| will be the desired size in view coordinates. Return
  /// true (1) if the resize was handled or false (0) for default handling.
  ///
  int(CEF_CALLBACK* on_auto_resize)(struct _cef_display_handler_t* self,
                                    struct _cef_browser_t* browser,
                                    const cef_size_t* new_size);

  ///
  /// Called when the overall page loading progress has changed. |progress|
  /// ranges from 0.0 to 1.0.
  ///
  void(CEF_CALLBACK* on_loading_progress_change)(
      struct _cef_display_handler_t* self,
      struct _cef_browser_t* browser,
      double progress);

  ///
  /// Called when the browser's cursor has changed. If |type| is CT_CUSTOM then
  /// |custom_cursor_info| will be populated with the custom cursor information.
  /// Return true (1) if the cursor change was handled or false (0) for default
  /// handling.
  ///
  int(CEF_CALLBACK* on_cursor_change)(
      struct _cef_display_handler_t* self,
      struct _cef_browser_t* browser,
      cef_cursor_handle_t cursor,
      cef_cursor_type_t type,
      const cef_cursor_info_t* custom_cursor_info);

  ///
  /// Called when the browser's access to an audio and/or video source has
  /// changed.
  ///
  void(CEF_CALLBACK* on_media_access_change)(
      struct _cef_display_handler_t* self,
      struct _cef_browser_t* browser,
      int has_video_access,
      int has_audio_access);
} cef_display_handler_t;

#ifdef __cplusplus
}
#endif

#endif  // CEF_INCLUDE_CAPI_CEF_DISPLAY_HANDLER_CAPI_H_