public:

using struct_type = typename traits::struct_type;

CefStructBase() { Init(); }

~CefStructBase() {

// Only clear this object's data if it isn't currently attached to a

// structure.

if (!attached_to_) {

Clear(this);

}

}

CefStructBase(const CefStructBase& r) {

Init();

*this = r;

}

CefStructBase(const struct_type& r) {

Init();

*this = r;

}

///

/// Attach to the source structure's existing values. DetachTo() can be called

/// to insert the values back into the existing structure.

///

void AttachTo(struct_type& source) {

// Only clear this object's data if it isn't currently attached to a

// structure.

if (!attached_to_) {

Clear(this);

}

// This object is now attached to the new structure.

attached_to_ = &source;

// Source structure may be smaller size.

const size_t source_size = std::min(source.size, sizeof(struct_type));

// Reference values from the source structure, and keep the same size.

memcpy(static_cast<struct_type*>(this), &source, source_size);

this->size = source_size;

}

///

/// Relinquish ownership of values to the target structure.

///

void DetachTo(struct_type& target) {

if (attached_to_ != &target) {

// Clear the target structure's values only if we are not currently

// attached to that structure.

Clear(&target);

}

// Target structure may be smaller size.

const size_t target_size = std::min(target.size, sizeof(struct_type));

// Transfer ownership of the values to the target structure.

memcpy(&target, static_cast<struct_type*>(this), target_size);

if (target_size < sizeof(struct_type)) {

// Zero the transferred portion and clear the remainder.

memset(static_cast<struct_type*>(this), 0, target_size);

this->size = sizeof(struct_type);

Clear(this);

}

// Zero everything. We return to the default size.

Init();

}

///

/// Set this object's values. If |copy| is true the source structure's values

/// will be copied instead of referenced.

///

void Set(const struct_type& source, bool copy) {

if (source.size < sizeof(struct_type)) {

// Clear newer members that won't be set.

Clear(this);

}

traits::set(&source, this, copy);

}

CefStructBase& operator=(const CefStructBase& s) {

return operator=(static_cast<const struct_type&>(s));

}

CefStructBase& operator=(const struct_type& s) {

Set(s, true);

return *this;

}

protected:

void Init() {

memset(static_cast<struct_type*>(this), 0, sizeof(struct_type));

attached_to_ = NULL;

traits::init(this);

}

static void Clear(struct_type* s) { traits::clear(s); }

struct_type* attached_to_ = nullptr;

public:

CefStructBaseSimple() : struct_type{sizeof(struct_type)} {}

CefStructBaseSimple(const struct_type& r) { *this = r; }

CefStructBaseSimple& operator=(const struct_type& r) {

memcpy(static_cast<struct_type*>(this), &r,

std::min(r.size, sizeof(struct_type)));

this->size = sizeof(struct_type);

return *this;

}

public:

CefPoint() : cef_point_t{} {}

CefPoint(const cef_point_t& r) : cef_point_t(r) {}

CefPoint(int x, int y) : cef_point_t{x, y} {}

bool IsEmpty() const { return x <= 0 && y <= 0; }

void Set(int x_val, int y_val) { x = x_val, y = y_val; }

public:

CefRect() : cef_rect_t{} {}

CefRect(const cef_rect_t& r) : cef_rect_t(r) {}

CefRect(int x, int y, int width, int height)

: cef_rect_t{x, y, width, height} {}

bool IsEmpty() const { return width <= 0 || height <= 0; }

void Set(int x_val, int y_val, int width_val, int height_val) {

x = x_val, y = y_val, width = width_val, height = height_val;

}

///

/// Returns true if the point identified by point_x and point_y falls inside

/// this rectangle. The point (x, y) is inside the rectangle, but the

/// point (x + width, y + height) is not.

///

bool Contains(int point_x, int point_y) const {

return (point_x >= x) && (point_x < x + width) && (point_y >= y) &&

(point_y < y + height);

}

bool Contains(const CefPoint& point) const {

return Contains(point.x, point.y);

}

public:

CefSize() : cef_size_t{} {}

CefSize(const cef_size_t& r) : cef_size_t(r) {}

CefSize(int width, int height) : cef_size_t{width, height} {}

bool IsEmpty() const { return width <= 0 || height <= 0; }

void Set(int width_val, int height_val) {

width = width_val, height = height_val;

}

public:

CefRange() : cef_range_t{} {}

CefRange(const cef_range_t& r) : cef_range_t(r) {}

CefRange(uint32_t from, uint32_t to) : cef_range_t{from, to} {}

static CefRange InvalidRange() {

return CefRange((std::numeric_limits<uint32_t>::max)(),

(std::numeric_limits<uint32_t>::max)());

}

void Set(int from_val, int to_val) { from = from_val, to = to_val; }

public:

CefInsets() : cef_insets_t{} {}

CefInsets(const cef_insets_t& r) : cef_insets_t(r) {}

CefInsets(int top, int left, int bottom, int right)

: cef_insets_t{top, left, bottom, right} {}

void Set(int top_val, int left_val, int bottom_val, int right_val) {

top = top_val, left = left_val, bottom = bottom_val, right = right_val;

}

public:

CefDraggableRegion() : cef_draggable_region_t{} {}

CefDraggableRegion(const cef_draggable_region_t& r)

: cef_draggable_region_t(r) {}

CefDraggableRegion(const cef_rect_t& bounds, bool draggable)

: cef_draggable_region_t{bounds, draggable} {}

void Set(const CefRect& bounds_val, bool draggable_val) {

bounds = bounds_val, draggable = draggable_val;

}

public:

using base_type = CefStructBaseSimple<cef_screen_info_t>;

using base_type::CefStructBaseSimple;

using base_type::operator=;

CefScreenInfo(float device_scale_factor,

int depth,

int depth_per_component,

bool is_monochrome,

const cef_rect_t& rect,

const cef_rect_t& available_rect) {

Set(device_scale_factor, depth, depth_per_component, is_monochrome, rect,

available_rect);

}

void Set(float device_scale_factor_val,

int depth_val,

int depth_per_component_val,

bool is_monochrome_val,

const CefRect& rect_val,

const CefRect& available_rect_val) {

device_scale_factor = device_scale_factor_val;

depth = depth_val;

depth_per_component = depth_per_component_val;

is_monochrome = is_monochrome_val;

rect = rect_val;

available_rect = available_rect_val;

}

public:

CefMouseEvent() : cef_mouse_event_t{} {}

CefMouseEvent(const cef_mouse_event_t& r) : cef_mouse_event_t(r) {}

public:

CefTouchEvent() : cef_touch_event_t{} {}

CefTouchEvent(const cef_touch_event_t& r) : cef_touch_event_t(r) {}

using struct_type = cef_settings_t;

static inline void init(struct_type* s) { s->size = sizeof(struct_type); }

static inline void clear(struct_type* s) {

cef_string_clear(&s->browser_subprocess_path);

cef_string_clear(&s->framework_dir_path);

cef_string_clear(&s->main_bundle_path);

cef_string_clear(&s->cache_path);

cef_string_clear(&s->root_cache_path);

cef_string_clear(&s->user_agent);

cef_string_clear(&s->user_agent_product);

cef_string_clear(&s->locale);

cef_string_clear(&s->log_file);

cef_string_clear(&s->javascript_flags);

cef_string_clear(&s->resources_dir_path);

cef_string_clear(&s->locales_dir_path);

cef_string_clear(&s->accept_language_list);

cef_string_clear(&s->cookieable_schemes_list);

cef_string_clear(&s->chrome_policy_id);

}

static inline void set(const struct_type* src,

struct_type* target,

bool copy) {

target->no_sandbox = src->no_sandbox;

cef_string_set(src->browser_subprocess_path.str,

src->browser_subprocess_path.length,

&target->browser_subprocess_path, copy);

cef_string_set(src->framework_dir_path.str, src->framework_dir_path.length,

&target->framework_dir_path, copy);

cef_string_set(src->main_bundle_path.str, src->main_bundle_path.length,

&target->main_bundle_path, copy);

target->multi_threaded_message_loop = src->multi_threaded_message_loop;

target->external_message_pump = src->external_message_pump;

target->windowless_rendering_enabled = src->windowless_rendering_enabled;

target->command_line_args_disabled = src->command_line_args_disabled;

cef_string_set(src->cache_path.str, src->cache_path.length,

&target->cache_path, copy);

cef_string_set(src->root_cache_path.str, src->root_cache_path.length,

&target->root_cache_path, copy);

target->persist_session_cookies = src->persist_session_cookies;

cef_string_set(src->user_agent.str, src->user_agent.length,

&target->user_agent, copy);

cef_string_set(src->user_agent_product.str, src->user_agent_product.length,

&target->user_agent_product, copy);

cef_string_set(src->locale.str, src->locale.length, &target->locale, copy);

cef_string_set(src->log_file.str, src->log_file.length, &target->log_file,

copy);

target->log_severity = src->log_severity;

target->log_items = src->log_items;

cef_string_set(src->javascript_flags.str, src->javascript_flags.length,

&target->javascript_flags, copy);

cef_string_set(src->resources_dir_path.str, src->resources_dir_path.length,

&target->resources_dir_path, copy);

cef_string_set(src->locales_dir_path.str, src->locales_dir_path.length,

&target->locales_dir_path, copy);

target->remote_debugging_port = src->remote_debugging_port;

target->uncaught_exception_stack_size = src->uncaught_exception_stack_size;

target->background_color = src->background_color;

cef_string_set(src->accept_language_list.str,

src->accept_language_list.length,

&target->accept_language_list, copy);

cef_string_set(src->cookieable_schemes_list.str,

src->cookieable_schemes_list.length,

&target->cookieable_schemes_list, copy);

target->cookieable_schemes_exclude_defaults =

src->cookieable_schemes_exclude_defaults;

cef_string_set(src->chrome_policy_id.str, src->chrome_policy_id.length,

&target->chrome_policy_id, copy);

target->chrome_app_icon_id = src->chrome_app_icon_id;

#if defined(OS_POSIX) && !defined(OS_ANDROID)

target->disable_signal_handlers = src->disable_signal_handlers;

#endif

#if CEF_API_ADDED(14600)

if (CEF_MEMBER_EXISTS(src, use_views_default_popup)) {

target->use_views_default_popup = src->use_views_default_popup;

}

#endif

}

using struct_type = cef_request_context_settings_t;

static inline void init(struct_type* s) { s->size = sizeof(struct_type); }

static inline void clear(struct_type* s) {

cef_string_clear(&s->cache_path);

cef_string_clear(&s->accept_language_list);

cef_string_clear(&s->cookieable_schemes_list);

}

static inline void set(const struct_type* src,

struct_type* target,

bool copy) {

cef_string_set(src->cache_path.str, src->cache_path.length,

&target->cache_path, copy);

target->persist_session_cookies = src->persist_session_cookies;

cef_string_set(src->accept_language_list.str,

src->accept_language_list.length,

&target->accept_language_list, copy);

cef_string_set(src->cookieable_schemes_list.str,

src->cookieable_schemes_list.length,

&target->cookieable_schemes_list, copy);

target->cookieable_schemes_exclude_defaults =

src->cookieable_schemes_exclude_defaults;

}

using struct_type = cef_browser_settings_t;

static inline void init(struct_type* s) { s->size = sizeof(struct_type); }

static inline void clear(struct_type* s) {

cef_string_clear(&s->standard_font_family);

cef_string_clear(&s->fixed_font_family);

cef_string_clear(&s->serif_font_family);

cef_string_clear(&s->sans_serif_font_family);

cef_string_clear(&s->cursive_font_family);

cef_string_clear(&s->fantasy_font_family);

cef_string_clear(&s->default_encoding);

}

static inline void set(const struct_type* src,

struct_type* target,

bool copy) {

target->windowless_frame_rate = src->windowless_frame_rate;

cef_string_set(src->standard_font_family.str,

src->standard_font_family.length,

&target->standard_font_family, copy);

cef_string_set(src->fixed_font_family.str, src->fixed_font_family.length,

&target->fixed_font_family, copy);

cef_string_set(src->serif_font_family.str, src->serif_font_family.length,

&target->serif_font_family, copy);

cef_string_set(src->sans_serif_font_family.str,

src->sans_serif_font_family.length,

&target->sans_serif_font_family, copy);

cef_string_set(src->cursive_font_family.str,

src->cursive_font_family.length,

&target->cursive_font_family, copy);

cef_string_set(src->fantasy_font_family.str,

src->fantasy_font_family.length,

&target->fantasy_font_family, copy);

target->default_font_size = src->default_font_size;

target->default_fixed_font_size = src->default_fixed_font_size;

target->minimum_font_size = src->minimum_font_size;

target->minimum_logical_font_size = src->minimum_logical_font_size;

cef_string_set(src->default_encoding.str, src->default_encoding.length,

&target->default_encoding, copy);

target->remote_fonts = src->remote_fonts;

target->javascript = src->javascript;

target->javascript_close_windows = src->javascript_close_windows;

target->javascript_access_clipboard = src->javascript_access_clipboard;

target->javascript_dom_paste = src->javascript_dom_paste;

target->image_loading = src->image_loading;

target->image_shrink_standalone_to_fit =

src->image_shrink_standalone_to_fit;

target->text_area_resize = src->text_area_resize;

target->tab_to_links = src->tab_to_links;

target->local_storage = src->local_storage;

#if !CEF_API_ADDED(13800)

target->databases = src->databases;

#endif

target->webgl = src->webgl;

target->background_color = src->background_color;

target->chrome_status_bubble = src->chrome_status_bubble;

target->chrome_zoom_bubble = src->chrome_zoom_bubble;

#if CEF_API_ADDED(CEF_EXPERIMENTAL)

target->ax_viewport_collapse = src->ax_viewport_collapse;

#endif

}

using struct_type = cef_urlparts_t;

static inline void init(struct_type* s) { s->size = sizeof(struct_type); }

static inline void clear(struct_type* s) {

cef_string_clear(&s->spec);

cef_string_clear(&s->scheme);

cef_string_clear(&s->username);

cef_string_clear(&s->password);

cef_string_clear(&s->host);

cef_string_clear(&s->port);

cef_string_clear(&s->origin);

cef_string_clear(&s->path);

cef_string_clear(&s->query);

cef_string_clear(&s->fragment);

}

static inline void set(const struct_type* src,

struct_type* target,

bool copy) {

cef_string_set(src->spec.str, src->spec.length, &target->spec, copy);

cef_string_set(src->scheme.str, src->scheme.length, &target->scheme, copy);

cef_string_set(src->username.str, src->username.length, &target->username,

copy);

cef_string_set(src->password.str, src->password.length, &target->password,

copy);

cef_string_set(src->host.str, src->host.length, &target->host, copy);

cef_string_set(src->port.str, src->port.length, &target->port, copy);

cef_string_set(src->origin.str, src->origin.length, &target->origin, copy);

cef_string_set(src->path.str, src->path.length, &target->path, copy);

cef_string_set(src->query.str, src->query.length, &target->query, copy);

cef_string_set(src->fragment.str, src->fragment.length, &target->fragment,

copy);

}

using struct_type = cef_cookie_t;

static inline void init(struct_type* s) { s->size = sizeof(struct_type); }

static inline void clear(struct_type* s) {

cef_string_clear(&s->name);

cef_string_clear(&s->value);

cef_string_clear(&s->domain);

cef_string_clear(&s->path);

}

static inline void set(const struct_type* src,

struct_type* target,

bool copy) {

cef_string_set(src->name.str, src->name.length, &target->name, copy);

cef_string_set(src->value.str, src->value.length, &target->value, copy);

cef_string_set(src->domain.str, src->domain.length, &target->domain, copy);

cef_string_set(src->path.str, src->path.length, &target->path, copy);

target->secure = src->secure;

target->httponly = src->httponly;

target->creation = src->creation;

target->last_access = src->last_access;

target->has_expires = src->has_expires;

target->expires = src->expires;

target->same_site = src->same_site;

target->priority = src->priority;

}

public:

CefCursorInfo() : cef_cursor_info_t{} {}

CefCursorInfo(const cef_cursor_info_t& r) : cef_cursor_info_t(r) {}

using struct_type = cef_pdf_print_settings_t;

static inline void init(struct_type* s) { s->size = sizeof(struct_type); }

static inline void clear(struct_type* s) {

cef_string_clear(&s->page_ranges);

cef_string_clear(&s->header_template);

cef_string_clear(&s->footer_template);

}

static inline void set(const struct_type* src,

struct_type* target,

bool copy) {

target->landscape = src->landscape;

target->print_background = src->print_background;

target->scale = src->scale;

target->paper_width = src->paper_width;

target->paper_height = src->paper_height;

target->prefer_css_page_size = src->prefer_css_page_size;

target->margin_type = src->margin_type;

target->margin_top = src->margin_top;

target->margin_right = src->margin_right;

target->margin_bottom = src->margin_bottom;

target->margin_left = src->margin_left;

cef_string_set(src->page_ranges.str, src->page_ranges.length,

&target->page_ranges, copy);

target->display_header_footer = src->display_header_footer;

cef_string_set(src->header_template.str, src->header_template.length,

&target->header_template, copy);

cef_string_set(src->footer_template.str, src->footer_template.length,

&target->footer_template, copy);

target->generate_tagged_pdf = src->generate_tagged_pdf;

target->generate_document_outline = src->generate_document_outline;

}

: public CefStructBaseSimple<cef_box_layout_settings_t> {

public:

using base_type = CefStructBaseSimple<cef_box_layout_settings_t>;

using base_type::CefStructBaseSimple;

using base_type::operator=;

CefBoxLayoutSettings() { cross_axis_alignment = CEF_AXIS_ALIGNMENT_STRETCH; }

using struct_type = cef_media_sink_device_info_t;

static inline void init(struct_type* s) { s->size = sizeof(struct_type); }

static inline void clear(struct_type* s) {

cef_string_clear(&s->ip_address);

cef_string_clear(&s->model_name);

}

static inline void set(const struct_type* src,

struct_type* target,

bool copy) {

cef_string_set(src->ip_address.str, src->ip_address.length,

&target->ip_address, copy);

target->port = src->port;

cef_string_set(src->model_name.str, src->model_name.length,

&target->model_name, copy);

}

using struct_type = cef_task_info_t;

static inline void init(struct_type* s) { s->size = sizeof(struct_type); }

static inline void clear(struct_type* s) { cef_string_clear(&s->title); }

static inline void set(const struct_type* src,

struct_type* target,

bool copy) {

target->id = src->id;

target->type = src->type;

target->is_killable = src->is_killable;

cef_string_set(src->title.str, src->title.length, &target->title, copy);

target->cpu_usage = src->cpu_usage;

target->number_of_processors = src->number_of_processors;

target->memory = src->memory;

target->gpu_memory = src->gpu_memory;

target->is_gpu_memory_inflated = src->is_gpu_memory_inflated;

}

using struct_type = cef_linux_window_properties_t;

static inline void init(struct_type* s) { s->size = sizeof(struct_type); }

static inline void clear(struct_type* s) {

cef_string_clear(&s->wayland_app_id);

cef_string_clear(&s->wm_class_class);

cef_string_clear(&s->wm_class_name);

cef_string_clear(&s->wm_role_name);

}

static inline void set(const struct_type* src,

struct_type* target,

bool copy) {

cef_string_set(src->wayland_app_id.str, src->wayland_app_id.length,

&target->wayland_app_id, copy);

cef_string_set(src->wm_class_class.str, src->wm_class_class.length,

&target->wm_class_class, copy);

cef_string_set(src->wm_class_name.str, src->wm_class_name.length,

&target->wm_class_name, copy);

cef_string_set(src->wm_role_name.str, src->wm_role_name.length,

&target->wm_role_name, copy);

}