Sara
c3f9669b10
git-subtree-dir: engine git-subtree-mainline:b74841629egit-subtree-split:a8e37fc010
200 lines
11 KiB
C++
200 lines
11 KiB
C++
/**************************************************************************/
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/* accessibility_server_accesskit.h */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#pragma once
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#ifdef ACCESSKIT_ENABLED
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#include "core/templates/rid_owner.h"
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#include "servers/display/accessibility_server.h"
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#include <accesskit.h>
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class AccessibilityServerAccessKit : public AccessibilityServer {
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GDSOFTCLASS(AccessibilityServerAccessKit, AccessibilityServer);
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static AccessibilityServer *create_func(Error &r_error);
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struct AccessibilityElement {
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HashMap<accesskit_action, Callable> actions;
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DisplayServerEnums::WindowID window_id = DisplayServerEnums::INVALID_WINDOW_ID;
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RID parent;
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LocalVector<RID> children;
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Vector3i run;
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Variant meta;
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String name;
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String name_extra_info;
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Variant value;
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int64_t flags = 0;
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accesskit_role role = ACCESSKIT_ROLE_UNKNOWN;
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accesskit_node *node = nullptr;
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};
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mutable RID_PtrOwner<AccessibilityElement> rid_owner;
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struct WindowData {
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// Adapter.
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#ifdef WINDOWS_ENABLED
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accesskit_windows_subclassing_adapter *adapter = nullptr;
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#endif
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#ifdef MACOS_ENABLED
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accesskit_macos_subclassing_adapter *adapter = nullptr;
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#endif
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#ifdef LINUXBSD_ENABLED
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accesskit_unix_adapter *adapter = nullptr;
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#endif
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RID root_id;
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bool initial_update_completed = false;
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HashSet<RID> update;
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Callable activate;
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Callable deactivate;
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bool activated = false;
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};
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RID focus;
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HashMap<DisplayServerEnums::WindowID, WindowData> windows;
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HashMap<AccessibilityServerEnums::AccessibilityRole, accesskit_role> role_map;
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HashMap<AccessibilityServerEnums::AccessibilityAction, accesskit_action> action_map;
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_FORCE_INLINE_ accesskit_role _accessibility_role(AccessibilityServerEnums::AccessibilityRole p_role) const;
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_FORCE_INLINE_ accesskit_action _accessibility_action(AccessibilityServerEnums::AccessibilityAction p_action) const;
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void _free_recursive(WindowData *p_wd, const RID &p_id);
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_FORCE_INLINE_ void _ensure_node(const RID &p_id, AccessibilityElement *p_ae);
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static void _accessibility_action_callback(struct accesskit_action_request *p_request, void *p_user_data);
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static accesskit_tree_update *_accessibility_initial_tree_update_callback(void *p_user_data);
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static void _accessibility_deactivation_callback(void *p_user_data);
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static accesskit_tree_update *_accessibility_build_tree_update(void *p_user_data);
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bool in_accessibility_update = false;
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Callable update_cb;
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public:
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bool is_supported() const override { return true; }
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bool window_create(DisplayServerEnums::WindowID p_window_id, void *p_handle) override;
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void window_destroy(DisplayServerEnums::WindowID p_window_id) override;
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RID create_element(DisplayServerEnums::WindowID p_window_id, AccessibilityServerEnums::AccessibilityRole p_role) override;
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RID create_sub_element(const RID &p_parent_rid, AccessibilityServerEnums::AccessibilityRole p_role, int p_insert_pos = -1) override;
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virtual RID create_sub_text_edit_elements(const RID &p_parent_rid, const RID &p_shaped_text, float p_min_height, int p_insert_pos = -1, bool p_is_last_line = false) override;
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bool has_element(const RID &p_id) const override;
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void free_element(const RID &p_id) override;
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void element_set_meta(const RID &p_id, const Variant &p_meta) override;
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Variant element_get_meta(const RID &p_id) const override;
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void update_if_active(const Callable &p_callable) override;
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void update_set_focus(const RID &p_id) override;
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RID get_window_root(DisplayServerEnums::WindowID p_window_id) const override;
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void set_window_rect(DisplayServerEnums::WindowID p_window_id, const Rect2 &p_rect_out, const Rect2 &p_rect_in) override;
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void set_window_focused(DisplayServerEnums::WindowID p_window_id, bool p_focused) override;
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void set_window_callbacks(DisplayServerEnums::WindowID p_window_id, const Callable &p_activate_callable, const Callable &p_deativate_callable) override;
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void window_activation_completed(DisplayServerEnums::WindowID p_window_id) override;
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void window_deactivation_completed(DisplayServerEnums::WindowID p_window_id) override;
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void update_set_role(const RID &p_id, AccessibilityServerEnums::AccessibilityRole p_role) override;
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void update_set_name(const RID &p_id, const String &p_name) override;
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void update_set_braille_label(const RID &p_id, const String &p_name) override;
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void update_set_braille_role_description(const RID &p_id, const String &p_description) override;
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void update_set_extra_info(const RID &p_id, const String &p_name_extra_info) override;
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void update_set_description(const RID &p_id, const String &p_description) override;
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void update_set_value(const RID &p_id, const String &p_value) override;
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void update_set_tooltip(const RID &p_id, const String &p_tooltip) override;
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void update_set_bounds(const RID &p_id, const Rect2 &p_rect) override;
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void update_set_transform(const RID &p_id, const Transform2D &p_transform) override;
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void update_add_child(const RID &p_id, const RID &p_child_id) override;
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void update_add_related_controls(const RID &p_id, const RID &p_related_id) override;
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void update_add_related_details(const RID &p_id, const RID &p_related_id) override;
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void update_add_related_described_by(const RID &p_id, const RID &p_related_id) override;
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void update_add_related_flow_to(const RID &p_id, const RID &p_related_id) override;
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void update_add_related_labeled_by(const RID &p_id, const RID &p_related_id) override;
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void update_add_related_radio_group(const RID &p_id, const RID &p_related_id) override;
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void update_set_active_descendant(const RID &p_id, const RID &p_other_id) override;
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void update_set_next_on_line(const RID &p_id, const RID &p_other_id) override;
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void update_set_previous_on_line(const RID &p_id, const RID &p_other_id) override;
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void update_set_member_of(const RID &p_id, const RID &p_group_id) override;
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void update_set_in_page_link_target(const RID &p_id, const RID &p_other_id) override;
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void update_set_error_message(const RID &p_id, const RID &p_other_id) override;
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void update_set_live(const RID &p_id, AccessibilityServerEnums::AccessibilityLiveMode p_live) override;
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void update_add_action(const RID &p_id, AccessibilityServerEnums::AccessibilityAction p_action, const Callable &p_callable) override;
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void update_add_custom_action(const RID &p_id, int p_action_id, const String &p_action_description) override;
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void update_set_table_row_count(const RID &p_id, int p_count) override;
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void update_set_table_column_count(const RID &p_id, int p_count) override;
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void update_set_table_row_index(const RID &p_id, int p_index) override;
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void update_set_table_column_index(const RID &p_id, int p_index) override;
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void update_set_table_cell_position(const RID &p_id, int p_row_index, int p_column_index) override;
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void update_set_table_cell_span(const RID &p_id, int p_row_span, int p_column_span) override;
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void update_set_list_item_count(const RID &p_id, int p_size) override;
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void update_set_list_item_index(const RID &p_id, int p_index) override;
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void update_set_list_item_level(const RID &p_id, int p_level) override;
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void update_set_list_item_selected(const RID &p_id, bool p_selected) override;
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void update_set_list_item_expanded(const RID &p_id, bool p_expanded) override;
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void update_set_popup_type(const RID &p_id, AccessibilityServerEnums::AccessibilityPopupType p_popup) override;
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void update_set_checked(const RID &p_id, bool p_checekd) override;
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void update_set_num_value(const RID &p_id, double p_position) override;
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void update_set_num_range(const RID &p_id, double p_min, double p_max) override;
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void update_set_num_step(const RID &p_id, double p_step) override;
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void update_set_num_jump(const RID &p_id, double p_jump) override;
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void update_set_scroll_x(const RID &p_id, double p_position) override;
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void update_set_scroll_x_range(const RID &p_id, double p_min, double p_max) override;
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void update_set_scroll_y(const RID &p_id, double p_position) override;
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void update_set_scroll_y_range(const RID &p_id, double p_min, double p_max) override;
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void update_set_text_decorations(const RID &p_id, bool p_underline, bool p_strikethrough, bool p_overline, const Color &p_color) override;
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void update_set_text_align(const RID &p_id, HorizontalAlignment p_align) override;
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void update_set_text_selection(const RID &p_id, const RID &p_text_start_id, int p_start_char, const RID &p_text_end_id, int p_end_char) override;
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void update_set_flag(const RID &p_id, AccessibilityServerEnums::AccessibilityFlags p_flag, bool p_value) override;
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void update_set_classname(const RID &p_id, const String &p_classname) override;
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void update_set_placeholder(const RID &p_id, const String &p_placeholder) override;
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void update_set_language(const RID &p_id, const String &p_language) override;
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void update_set_text_orientation(const RID &p_id, bool p_vertical) override;
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void update_set_list_orientation(const RID &p_id, bool p_vertical) override;
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void update_set_shortcut(const RID &p_id, const String &p_shortcut) override;
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void update_set_url(const RID &p_id, const String &p_url) override;
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void update_set_role_description(const RID &p_id, const String &p_description) override;
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void update_set_state_description(const RID &p_id, const String &p_description) override;
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void update_set_color_value(const RID &p_id, const Color &p_color) override;
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void update_set_background_color(const RID &p_id, const Color &p_color) override;
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void update_set_foreground_color(const RID &p_id, const Color &p_color) override;
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static void register_create_func();
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AccessibilityServerAccessKit();
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~AccessibilityServerAccessKit();
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};
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#endif // ACCESSKIT_ENABLED
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