262 lines
11 KiB
C
262 lines
11 KiB
C
// Copyright (c) 2023 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. IN NO EVENT SHALL THE COPYRIGHT
|
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
//
|
|
// ---------------------------------------------------------------------------
|
|
//
|
|
// This file was generated by the CEF translator tool and should not edited
|
|
// by hand. See the translator.README.txt file in the tools directory for
|
|
// more information.
|
|
//
|
|
// $hash=32d8176f39b05487bae048990b2dee3212ae3b78$
|
|
//
|
|
|
|
#ifndef CEF_INCLUDE_CAPI_CEF_RENDER_HANDLER_CAPI_H_
|
|
#define CEF_INCLUDE_CAPI_CEF_RENDER_HANDLER_CAPI_H_
|
|
#pragma once
|
|
|
|
#include "include/capi/cef_accessibility_handler_capi.h"
|
|
#include "include/capi/cef_base_capi.h"
|
|
#include "include/capi/cef_browser_capi.h"
|
|
#include "include/capi/cef_drag_data_capi.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
///
|
|
/// Implement this structure to handle events when window rendering is disabled.
|
|
/// The functions of this structure will be called on the UI thread.
|
|
///
|
|
typedef struct _cef_render_handler_t {
|
|
///
|
|
/// Base structure.
|
|
///
|
|
cef_base_ref_counted_t base;
|
|
|
|
///
|
|
/// Return the handler for accessibility notifications. If no handler is
|
|
/// provided the default implementation will be used.
|
|
///
|
|
struct _cef_accessibility_handler_t*(CEF_CALLBACK* get_accessibility_handler)(
|
|
struct _cef_render_handler_t* self);
|
|
|
|
///
|
|
/// Called to retrieve the root window rectangle in screen DIP coordinates.
|
|
/// Return true (1) if the rectangle was provided. If this function returns
|
|
/// false (0) the rectangle from GetViewRect will be used.
|
|
///
|
|
int(CEF_CALLBACK* get_root_screen_rect)(struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
cef_rect_t* rect);
|
|
|
|
///
|
|
/// Called to retrieve the view rectangle in screen DIP coordinates. This
|
|
/// function must always provide a non-NULL rectangle.
|
|
///
|
|
void(CEF_CALLBACK* get_view_rect)(struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
cef_rect_t* rect);
|
|
|
|
///
|
|
/// Called to retrieve the translation from view DIP coordinates to screen
|
|
/// coordinates. Windows/Linux should provide screen device (pixel)
|
|
/// coordinates and MacOS should provide screen DIP coordinates. Return true
|
|
/// (1) if the requested coordinates were provided.
|
|
///
|
|
int(CEF_CALLBACK* get_screen_point)(struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
int viewX,
|
|
int viewY,
|
|
int* screenX,
|
|
int* screenY);
|
|
|
|
///
|
|
/// Called to allow the client to fill in the CefScreenInfo object with
|
|
/// appropriate values. Return true (1) if the |screen_info| structure has
|
|
/// been modified.
|
|
///
|
|
/// If the screen info rectangle is left NULL the rectangle from GetViewRect
|
|
/// will be used. If the rectangle is still NULL or invalid popups may not be
|
|
/// drawn correctly.
|
|
///
|
|
int(CEF_CALLBACK* get_screen_info)(struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
cef_screen_info_t* screen_info);
|
|
|
|
///
|
|
/// Called when the browser wants to show or hide the popup widget. The popup
|
|
/// should be shown if |show| is true (1) and hidden if |show| is false (0).
|
|
///
|
|
void(CEF_CALLBACK* on_popup_show)(struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
int show);
|
|
|
|
///
|
|
/// Called when the browser wants to move or resize the popup widget. |rect|
|
|
/// contains the new location and size in view coordinates.
|
|
///
|
|
void(CEF_CALLBACK* on_popup_size)(struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
const cef_rect_t* rect);
|
|
|
|
///
|
|
/// Called when an element should be painted. Pixel values passed to this
|
|
/// function are scaled relative to view coordinates based on the value of
|
|
/// CefScreenInfo.device_scale_factor returned from GetScreenInfo. |type|
|
|
/// indicates whether the element is the view or the popup widget. |buffer|
|
|
/// contains the pixel data for the whole image. |dirtyRects| contains the set
|
|
/// of rectangles in pixel coordinates that need to be repainted. |buffer|
|
|
/// will be |width|*|height|*4 bytes in size and represents a BGRA image with
|
|
/// an upper-left origin. This function is only called when
|
|
/// cef_window_tInfo::shared_texture_enabled is set to false (0).
|
|
///
|
|
void(CEF_CALLBACK* on_paint)(struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
cef_paint_element_type_t type,
|
|
size_t dirtyRectsCount,
|
|
cef_rect_t const* dirtyRects,
|
|
const void* buffer,
|
|
int width,
|
|
int height);
|
|
|
|
///
|
|
/// Called when an element has been rendered to the shared texture handle.
|
|
/// |type| indicates whether the element is the view or the popup widget.
|
|
/// |dirtyRects| contains the set of rectangles in pixel coordinates that need
|
|
/// to be repainted. |shared_handle| is the handle for a D3D11 Texture2D that
|
|
/// can be accessed via ID3D11Device using the OpenSharedResource function.
|
|
/// This function is only called when cef_window_tInfo::shared_texture_enabled
|
|
/// is set to true (1), and is currently only supported on Windows.
|
|
///
|
|
void(CEF_CALLBACK* on_accelerated_paint)(struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
cef_paint_element_type_t type,
|
|
size_t dirtyRectsCount,
|
|
cef_rect_t const* dirtyRects,
|
|
void* shared_handle);
|
|
|
|
///
|
|
/// Called to retrieve the size of the touch handle for the specified
|
|
/// |orientation|.
|
|
///
|
|
void(CEF_CALLBACK* get_touch_handle_size)(
|
|
struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
cef_horizontal_alignment_t orientation,
|
|
cef_size_t* size);
|
|
|
|
///
|
|
/// Called when touch handle state is updated. The client is responsible for
|
|
/// rendering the touch handles.
|
|
///
|
|
void(CEF_CALLBACK* on_touch_handle_state_changed)(
|
|
struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
const cef_touch_handle_state_t* state);
|
|
|
|
///
|
|
/// Called when the user starts dragging content in the web view. Contextual
|
|
/// information about the dragged content is supplied by |drag_data|. (|x|,
|
|
/// |y|) is the drag start location in screen coordinates. OS APIs that run a
|
|
/// system message loop may be used within the StartDragging call.
|
|
///
|
|
/// Return false (0) to abort the drag operation. Don't call any of
|
|
/// cef_browser_host_t::DragSource*Ended* functions after returning false (0).
|
|
///
|
|
/// Return true (1) to handle the drag operation. Call
|
|
/// cef_browser_host_t::DragSourceEndedAt and DragSourceSystemDragEnded either
|
|
/// synchronously or asynchronously to inform the web view that the drag
|
|
/// operation has ended.
|
|
///
|
|
int(CEF_CALLBACK* start_dragging)(struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
struct _cef_drag_data_t* drag_data,
|
|
cef_drag_operations_mask_t allowed_ops,
|
|
int x,
|
|
int y);
|
|
|
|
///
|
|
/// Called when the web view wants to update the mouse cursor during a drag &
|
|
/// drop operation. |operation| describes the allowed operation (none, move,
|
|
/// copy, link).
|
|
///
|
|
void(CEF_CALLBACK* update_drag_cursor)(struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
cef_drag_operations_mask_t operation);
|
|
|
|
///
|
|
/// Called when the scroll offset has changed.
|
|
///
|
|
void(CEF_CALLBACK* on_scroll_offset_changed)(
|
|
struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
double x,
|
|
double y);
|
|
|
|
///
|
|
/// Called when the IME composition range has changed. |selected_range| is the
|
|
/// range of characters that have been selected. |character_bounds| is the
|
|
/// bounds of each character in view coordinates.
|
|
///
|
|
void(CEF_CALLBACK* on_ime_composition_range_changed)(
|
|
struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
const cef_range_t* selected_range,
|
|
size_t character_boundsCount,
|
|
cef_rect_t const* character_bounds);
|
|
|
|
///
|
|
/// Called when text selection has changed for the specified |browser|.
|
|
/// |selected_text| is the currently selected text and |selected_range| is the
|
|
/// character range.
|
|
///
|
|
void(CEF_CALLBACK* on_text_selection_changed)(
|
|
struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
const cef_string_t* selected_text,
|
|
const cef_range_t* selected_range);
|
|
|
|
///
|
|
/// Called when an on-screen keyboard should be shown or hidden for the
|
|
/// specified |browser|. |input_mode| specifies what kind of keyboard should
|
|
/// be opened. If |input_mode| is CEF_TEXT_INPUT_MODE_NONE, any existing
|
|
/// keyboard for this browser should be hidden.
|
|
///
|
|
void(CEF_CALLBACK* on_virtual_keyboard_requested)(
|
|
struct _cef_render_handler_t* self,
|
|
struct _cef_browser_t* browser,
|
|
cef_text_input_mode_t input_mode);
|
|
} cef_render_handler_t;
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif // CEF_INCLUDE_CAPI_CEF_RENDER_HANDLER_CAPI_H_
|