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godot/editor/editor_help_search.cpp
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/**************************************************************************/
/* editor_help_search.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "editor_help_search.h"
#include "core/os/keyboard.h"
#include "editor/editor_feature_profile.h"
#include "editor/editor_node.h"
#include "editor/editor_settings.h"
#include "editor/editor_string_names.h"
#include "editor/themes/editor_scale.h"
#include "editor/themes/editor_theme_manager.h"
bool EditorHelpSearch::_all_terms_in_name(const Vector<String> &p_terms, const String &p_name) const {
for (int i = 0; i < p_terms.size(); i++) {
if (!p_name.containsn(p_terms[i])) {
return false;
}
}
return true;
}
void EditorHelpSearch::_match_method_name_and_push_back(const String &p_term, const Vector<String> &p_terms, Vector<DocData::MethodDoc> &p_methods, const String &p_type, const String &p_metatype, const String &p_class_name, Dictionary &r_result) const {
// Constructors, Methods, Operators...
for (int i = 0; i < p_methods.size(); i++) {
String method_name = p_methods[i].name.to_lower();
if (_all_terms_in_name(p_terms, method_name) ||
(p_term.begins_with(".") && method_name.begins_with(p_term.substr(1))) ||
(p_term.ends_with("(") && method_name.ends_with(p_term.left(p_term.length() - 1).strip_edges())) ||
(p_term.begins_with(".") && p_term.ends_with("(") && method_name == p_term.substr(1, p_term.length() - 2).strip_edges())) {
r_result[vformat("class_%s:%s:%s", p_metatype, p_class_name, p_methods[i].name)] = vformat("%s > %s: %s", p_class_name, p_type, p_methods[i].name);
}
}
}
void EditorHelpSearch::_match_const_name_and_push_back(const String &p_term, const Vector<String> &p_terms, Vector<DocData::ConstantDoc> &p_constants, const String &p_type, const String &p_metatype, const String &p_class_name, Dictionary &r_result) const {
for (int i = 0; i < p_constants.size(); i++) {
String method_name = p_constants[i].name.to_lower();
if (_all_terms_in_name(p_terms, method_name) ||
(p_term.begins_with(".") && method_name.begins_with(p_term.substr(1))) ||
(p_term.ends_with("(") && method_name.ends_with(p_term.left(p_term.length() - 1).strip_edges())) ||
(p_term.begins_with(".") && p_term.ends_with("(") && method_name == p_term.substr(1, p_term.length() - 2).strip_edges())) {
r_result[vformat("class_%s:%s:%s", p_metatype, p_class_name, p_constants[i].name)] = vformat("%s > %s: %s", p_class_name, p_type, p_constants[i].name);
}
}
}
void EditorHelpSearch::_match_property_name_and_push_back(const String &p_term, const Vector<String> &p_terms, Vector<DocData::PropertyDoc> &p_properties, const String &p_type, const String &p_metatype, const String &p_class_name, Dictionary &r_result) const {
for (int i = 0; i < p_properties.size(); i++) {
String method_name = p_properties[i].name.to_lower();
if (_all_terms_in_name(p_terms, method_name) ||
(p_term.begins_with(".") && method_name.begins_with(p_term.substr(1))) ||
(p_term.ends_with("(") && method_name.ends_with(p_term.left(p_term.length() - 1).strip_edges())) ||
(p_term.begins_with(".") && p_term.ends_with("(") && method_name == p_term.substr(1, p_term.length() - 2).strip_edges())) {
r_result[vformat("class_%s:%s:%s", p_metatype, p_class_name, p_properties[i].name)] = vformat("%s > %s: %s", p_class_name, p_type, p_properties[i].name);
}
}
}
void EditorHelpSearch::_match_theme_property_name_and_push_back(const String &p_term, const Vector<String> &p_terms, Vector<DocData::ThemeItemDoc> &p_properties, const String &p_type, const String &p_metatype, const String &p_class_name, Dictionary &r_result) const {
for (int i = 0; i < p_properties.size(); i++) {
String method_name = p_properties[i].name.to_lower();
if (_all_terms_in_name(p_terms, method_name) ||
(p_term.begins_with(".") && method_name.begins_with(p_term.substr(1))) ||
(p_term.ends_with("(") && method_name.ends_with(p_term.left(p_term.length() - 1).strip_edges())) ||
(p_term.begins_with(".") && p_term.ends_with("(") && method_name == p_term.substr(1, p_term.length() - 2).strip_edges())) {
r_result[vformat("class_%s:%s:%s", p_metatype, p_class_name, p_properties[i].name)] = vformat("%s > %s: %s", p_class_name, p_type, p_properties[i].name);
}
}
}
Dictionary EditorHelpSearch::_native_search_cb(const String &p_search_string, int p_result_limit) {
Dictionary ret;
const String &term = p_search_string.strip_edges().to_lower();
Vector<String> terms = term.split_spaces();
if (terms.is_empty()) {
terms.append(term);
}
for (HashMap<String, DocData::ClassDoc>::Iterator iterator_doc = EditorHelp::get_doc_data()->class_list.begin(); iterator_doc; ++iterator_doc) {
DocData::ClassDoc &class_doc = iterator_doc->value;
if (class_doc.name.is_empty()) {
continue;
}
if (class_doc.name.containsn(term)) {
ret[vformat("class_name:%s", class_doc.name)] = class_doc.name;
}
if (term.length() > 1 || term == "@") {
_match_method_name_and_push_back(term, terms, class_doc.constructors, TTRC("Constructor"), "method", class_doc.name, ret);
_match_method_name_and_push_back(term, terms, class_doc.methods, TTRC("Method"), "method", class_doc.name, ret);
_match_method_name_and_push_back(term, terms, class_doc.operators, TTRC("Operator"), "method", class_doc.name, ret);
_match_method_name_and_push_back(term, terms, class_doc.signals, TTRC("Signal"), "signal", class_doc.name, ret);
_match_const_name_and_push_back(term, terms, class_doc.constants, TTRC("Constant"), "constant", class_doc.name, ret);
_match_property_name_and_push_back(term, terms, class_doc.properties, TTRC("Property"), "property", class_doc.name, ret);
_match_theme_property_name_and_push_back(term, terms, class_doc.theme_properties, TTRC("Theme Property"), "theme_item", class_doc.name, ret);
_match_method_name_and_push_back(term, terms, class_doc.annotations, TTRC("Annotation"), "annotation", class_doc.name, ret);
}
if (ret.size() > p_result_limit) {
break;
}
}
return ret;
}
void EditorHelpSearch::_native_action_cb(const String &p_item_string) {
emit_signal(SNAME("go_to_help"), p_item_string);
}
void EditorHelpSearch::_update_results() {
String term = search_box->get_text();
int search_flags = filter_combo->get_selected_id();
if (case_sensitive_button->is_pressed()) {
search_flags |= SEARCH_CASE_SENSITIVE;
}
if (hierarchy_button->is_pressed()) {
search_flags |= SEARCH_SHOW_HIERARCHY;
}
search = Ref<Runner>(memnew(Runner(results_tree, results_tree, &tree_cache, term, search_flags)));
set_process(true);
}
void EditorHelpSearch::_search_box_gui_input(const Ref<InputEvent> &p_event) {
// Redirect up and down navigational key events to the results list.
Ref<InputEventKey> key = p_event;
if (key.is_valid()) {
switch (key->get_keycode()) {
case Key::UP:
case Key::DOWN:
case Key::PAGEUP:
case Key::PAGEDOWN: {
results_tree->gui_input(key);
search_box->accept_event();
} break;
default:
break;
}
}
}
void EditorHelpSearch::_search_box_text_changed(const String &p_text) {
_update_results();
}
void EditorHelpSearch::_filter_combo_item_selected(int p_option) {
_update_results();
}
void EditorHelpSearch::_confirmed() {
TreeItem *item = results_tree->get_selected();
if (!item) {
return;
}
// Activate the script editor and emit the signal with the documentation link to display.
EditorNode::get_singleton()->set_visible_editor(EditorNode::EDITOR_SCRIPT);
emit_signal(SNAME("go_to_help"), item->get_metadata(0));
hide();
}
void EditorHelpSearch::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_NATIVE_HELP)) {
DisplayServer::get_singleton()->help_set_search_callbacks(callable_mp(this, &EditorHelpSearch::_native_search_cb), callable_mp(this, &EditorHelpSearch::_native_action_cb));
}
} break;
case NOTIFICATION_EXIT_TREE: {
if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_NATIVE_HELP)) {
DisplayServer::get_singleton()->help_set_search_callbacks();
}
} break;
case NOTIFICATION_VISIBILITY_CHANGED: {
if (!is_visible()) {
tree_cache.clear();
callable_mp(results_tree, &Tree::clear).call_deferred(); // Wait for the Tree's mouse event propagation.
get_ok_button()->set_disabled(true);
EditorSettings::get_singleton()->set_project_metadata("dialog_bounds", "search_help", Rect2(get_position(), get_size()));
}
} break;
case NOTIFICATION_READY: {
connect(SceneStringName(confirmed), callable_mp(this, &EditorHelpSearch::_confirmed));
} break;
case EditorSettings::NOTIFICATION_EDITOR_SETTINGS_CHANGED: {
if (!EditorThemeManager::is_generated_theme_outdated()) {
break;
}
[[fallthrough]];
}
case NOTIFICATION_THEME_CHANGED: {
const int icon_width = get_theme_constant(SNAME("class_icon_size"), EditorStringName(Editor));
results_tree->add_theme_constant_override("icon_max_width", icon_width);
search_box->set_right_icon(get_editor_theme_icon(SNAME("Search")));
search_box->add_theme_icon_override("right_icon", get_editor_theme_icon(SNAME("Search")));
case_sensitive_button->set_icon(get_editor_theme_icon(SNAME("MatchCase")));
hierarchy_button->set_icon(get_editor_theme_icon(SNAME("ClassList")));
if (is_visible()) {
_update_results();
}
} break;
case NOTIFICATION_PROCESS: {
// Update background search.
if (search.is_valid()) {
if (search->work()) {
// Search done.
// Only point to the match if it's a new search, and not just reopening a old one.
if (!old_search) {
results_tree->ensure_cursor_is_visible();
} else {
old_search = false;
}
get_ok_button()->set_disabled(!results_tree->get_selected());
search = Ref<Runner>();
set_process(false);
}
} else {
set_process(false);
}
} break;
}
}
void EditorHelpSearch::_bind_methods() {
ADD_SIGNAL(MethodInfo("go_to_help"));
}
void EditorHelpSearch::popup_dialog() {
popup_dialog(search_box->get_text());
}
void EditorHelpSearch::popup_dialog(const String &p_term) {
// Restore valid window bounds or pop up at default size.
Rect2 saved_size = EditorSettings::get_singleton()->get_project_metadata("dialog_bounds", "search_help", Rect2());
if (saved_size != Rect2()) {
popup(saved_size);
} else {
popup_centered_ratio(0.5F);
}
if (p_term.is_empty()) {
search_box->clear();
} else {
if (old_term == p_term) {
old_search = true;
} else {
old_term = p_term;
}
search_box->set_text(p_term);
search_box->select_all();
}
search_box->grab_focus();
_update_results();
}
EditorHelpSearch::EditorHelpSearch() {
set_hide_on_ok(false);
set_clamp_to_embedder(true);
set_title(TTR("Search Help"));
get_ok_button()->set_disabled(true);
set_ok_button_text(TTR("Open"));
// Split search and results area.
VBoxContainer *vbox = memnew(VBoxContainer);
add_child(vbox);
// Create the search box and filter controls (at the top).
HBoxContainer *hbox = memnew(HBoxContainer);
vbox->add_child(hbox);
search_box = memnew(LineEdit);
search_box->set_custom_minimum_size(Size2(200, 0) * EDSCALE);
search_box->set_h_size_flags(Control::SIZE_EXPAND_FILL);
search_box->set_clear_button_enabled(true);
search_box->connect(SceneStringName(gui_input), callable_mp(this, &EditorHelpSearch::_search_box_gui_input));
search_box->connect(SceneStringName(text_changed), callable_mp(this, &EditorHelpSearch::_search_box_text_changed));
register_text_enter(search_box);
hbox->add_child(search_box);
case_sensitive_button = memnew(Button);
case_sensitive_button->set_theme_type_variation("FlatButton");
case_sensitive_button->set_tooltip_text(TTR("Case Sensitive"));
case_sensitive_button->connect(SceneStringName(pressed), callable_mp(this, &EditorHelpSearch::_update_results));
case_sensitive_button->set_toggle_mode(true);
case_sensitive_button->set_focus_mode(Control::FOCUS_NONE);
hbox->add_child(case_sensitive_button);
hierarchy_button = memnew(Button);
hierarchy_button->set_theme_type_variation("FlatButton");
hierarchy_button->set_tooltip_text(TTR("Show Hierarchy"));
hierarchy_button->connect(SceneStringName(pressed), callable_mp(this, &EditorHelpSearch::_update_results));
hierarchy_button->set_toggle_mode(true);
hierarchy_button->set_pressed(true);
hierarchy_button->set_focus_mode(Control::FOCUS_NONE);
hbox->add_child(hierarchy_button);
filter_combo = memnew(OptionButton);
filter_combo->set_custom_minimum_size(Size2(200, 0) * EDSCALE);
filter_combo->set_stretch_ratio(0); // Fixed width.
filter_combo->add_item(TTR("Display All"), SEARCH_ALL);
filter_combo->add_separator();
filter_combo->add_item(TTR("Classes Only"), SEARCH_CLASSES);
filter_combo->add_item(TTR("Constructors Only"), SEARCH_CONSTRUCTORS);
filter_combo->add_item(TTR("Methods Only"), SEARCH_METHODS);
filter_combo->add_item(TTR("Operators Only"), SEARCH_OPERATORS);
filter_combo->add_item(TTR("Signals Only"), SEARCH_SIGNALS);
filter_combo->add_item(TTR("Annotations Only"), SEARCH_ANNOTATIONS);
filter_combo->add_item(TTR("Constants Only"), SEARCH_CONSTANTS);
filter_combo->add_item(TTR("Properties Only"), SEARCH_PROPERTIES);
filter_combo->add_item(TTR("Theme Properties Only"), SEARCH_THEME_ITEMS);
filter_combo->connect(SceneStringName(item_selected), callable_mp(this, &EditorHelpSearch::_filter_combo_item_selected));
hbox->add_child(filter_combo);
// Create the results tree.
results_tree = memnew(Tree);
results_tree->set_auto_translate_mode(AUTO_TRANSLATE_MODE_DISABLED);
results_tree->set_v_size_flags(Control::SIZE_EXPAND_FILL);
results_tree->set_columns(2);
results_tree->set_column_title(0, TTR("Name"));
results_tree->set_column_clip_content(0, true);
results_tree->set_column_title(1, TTR("Member Type"));
results_tree->set_column_expand(1, false);
results_tree->set_column_custom_minimum_width(1, 150 * EDSCALE);
results_tree->set_column_clip_content(1, true);
results_tree->set_custom_minimum_size(Size2(0, 100) * EDSCALE);
results_tree->set_hide_root(true);
results_tree->set_select_mode(Tree::SELECT_ROW);
results_tree->connect("item_activated", callable_mp(this, &EditorHelpSearch::_confirmed));
results_tree->connect(SceneStringName(item_selected), callable_mp((BaseButton *)get_ok_button(), &BaseButton::set_disabled).bind(false));
vbox->add_child(results_tree, true);
}
void EditorHelpSearch::TreeCache::clear() {
for (const KeyValue<String, TreeItem *> &E : item_cache) {
memdelete(E.value);
}
item_cache.clear();
}
bool EditorHelpSearch::Runner::_is_class_disabled_by_feature_profile(const StringName &p_class) {
Ref<EditorFeatureProfile> profile = EditorFeatureProfileManager::get_singleton()->get_current_profile();
if (profile.is_null()) {
return false;
}
StringName class_name = p_class;
while (class_name != StringName()) {
if (!ClassDB::class_exists(class_name)) {
return false;
}
if (profile->is_class_disabled(class_name)) {
return true;
}
class_name = ClassDB::get_parent_class(class_name);
}
return false;
}
bool EditorHelpSearch::Runner::_slice() {
bool phase_done = false;
switch (phase) {
case PHASE_MATCH_CLASSES_INIT:
phase_done = _phase_match_classes_init();
break;
case PHASE_MATCH_CLASSES:
phase_done = _phase_match_classes();
break;
case PHASE_CLASS_ITEMS_INIT:
phase_done = _phase_class_items_init();
break;
case PHASE_CLASS_ITEMS:
phase_done = _phase_class_items();
break;
case PHASE_MEMBER_ITEMS_INIT:
phase_done = _phase_member_items_init();
break;
case PHASE_MEMBER_ITEMS:
phase_done = _phase_member_items();
break;
case PHASE_SELECT_MATCH:
phase_done = _phase_select_match();
break;
case PHASE_MAX:
return true;
default:
WARN_PRINT("Invalid or unhandled phase in EditorHelpSearch::Runner, aborting search.");
return true;
};
if (phase_done) {
phase++;
}
return false;
}
bool EditorHelpSearch::Runner::_phase_match_classes_init() {
iterator_doc = nullptr;
iterator_stack.clear();
if (search_flags & SEARCH_SHOW_HIERARCHY) {
iterator_stack.push_back(EditorHelp::get_doc_data()->inheriting[""].front());
} else {
iterator_doc = EditorHelp::get_doc_data()->class_list.begin();
}
matches.clear();
matched_item = nullptr;
match_highest_score = 0;
terms = term.split_spaces();
if (terms.is_empty()) {
terms.append(term);
}
return true;
}
bool EditorHelpSearch::Runner::_phase_match_classes() {
if (!iterator_doc && iterator_stack.is_empty()) {
return true;
}
DocData::ClassDoc *class_doc = nullptr;
if (iterator_doc) {
class_doc = &iterator_doc->value;
} else if (!iterator_stack.is_empty() && iterator_stack[iterator_stack.size() - 1]) {
class_doc = EditorHelp::get_doc_data()->class_list.getptr(iterator_stack[iterator_stack.size() - 1]->get());
}
if (class_doc && class_doc->name.is_empty()) {
class_doc = nullptr;
}
if (class_doc && !_is_class_disabled_by_feature_profile(class_doc->name)) {
ClassMatch match;
match.doc = class_doc;
// Match class name.
if (search_flags & SEARCH_CLASSES) {
// If the search term is empty, add any classes which are not script docs or which don't start with
// a double-quotation. This will ensure that only C++ classes and explicitly named classes will
// be added.
match.name = (term.is_empty() && (!class_doc->is_script_doc || class_doc->name[0] != '\"')) || _match_string(term, class_doc->name);
match.keyword = _match_keywords(term, class_doc->keywords);
}
// Match members only if the term is long enough, to avoid slow performance from building a large tree.
// Make an exception for annotations, since there are not that many of them.
if (term.length() > 1 || term == "@") {
if (search_flags & SEARCH_CONSTRUCTORS) {
_match_method_name_and_push_back(class_doc->constructors, &match.constructors);
}
if (search_flags & SEARCH_METHODS) {
_match_method_name_and_push_back(class_doc->methods, &match.methods);
}
if (search_flags & SEARCH_OPERATORS) {
_match_method_name_and_push_back(class_doc->operators, &match.operators);
}
if (search_flags & SEARCH_SIGNALS) {
for (int i = 0; i < class_doc->signals.size(); i++) {
MemberMatch<DocData::MethodDoc> signal;
signal.name = _all_terms_in_name(class_doc->signals[i].name);
signal.keyword = _match_keywords_in_all_terms(class_doc->signals[i].keywords);
if (signal.name || !signal.keyword.is_empty()) {
signal.doc = const_cast<DocData::MethodDoc *>(&class_doc->signals[i]);
match.signals.push_back(signal);
}
}
}
if (search_flags & SEARCH_CONSTANTS) {
for (int i = 0; i < class_doc->constants.size(); i++) {
MemberMatch<DocData::ConstantDoc> constant;
constant.name = _all_terms_in_name(class_doc->constants[i].name);
constant.keyword = _match_keywords_in_all_terms(class_doc->constants[i].keywords);
if (constant.name || !constant.keyword.is_empty()) {
constant.doc = const_cast<DocData::ConstantDoc *>(&class_doc->constants[i]);
match.constants.push_back(constant);
}
}
}
if (search_flags & SEARCH_PROPERTIES) {
for (int i = 0; i < class_doc->properties.size(); i++) {
MemberMatch<DocData::PropertyDoc> property;
property.name = _all_terms_in_name(class_doc->properties[i].name);
property.keyword = _match_keywords_in_all_terms(class_doc->properties[i].keywords);
if (property.name || !property.keyword.is_empty()) {
property.doc = const_cast<DocData::PropertyDoc *>(&class_doc->properties[i]);
match.properties.push_back(property);
}
}
}
if (search_flags & SEARCH_THEME_ITEMS) {
for (int i = 0; i < class_doc->theme_properties.size(); i++) {
MemberMatch<DocData::ThemeItemDoc> theme_property;
theme_property.name = _all_terms_in_name(class_doc->theme_properties[i].name);
theme_property.keyword = _match_keywords_in_all_terms(class_doc->theme_properties[i].keywords);
if (theme_property.name || !theme_property.keyword.is_empty()) {
theme_property.doc = const_cast<DocData::ThemeItemDoc *>(&class_doc->theme_properties[i]);
match.theme_properties.push_back(theme_property);
}
}
}
if (search_flags & SEARCH_ANNOTATIONS) {
for (int i = 0; i < class_doc->annotations.size(); i++) {
MemberMatch<DocData::MethodDoc> annotation;
annotation.name = _all_terms_in_name(class_doc->annotations[i].name);
annotation.keyword = _match_keywords_in_all_terms(class_doc->annotations[i].keywords);
if (annotation.name || !annotation.keyword.is_empty()) {
annotation.doc = const_cast<DocData::MethodDoc *>(&class_doc->annotations[i]);
match.annotations.push_back(annotation);
}
}
}
}
matches[class_doc->name] = match;
}
if (iterator_doc) {
++iterator_doc;
return !iterator_doc;
}
if (!iterator_stack.is_empty()) {
if (iterator_stack[iterator_stack.size() - 1]) {
iterator_stack[iterator_stack.size() - 1] = iterator_stack[iterator_stack.size() - 1]->next();
}
if (!iterator_stack[iterator_stack.size() - 1]) {
iterator_stack.resize(iterator_stack.size() - 1);
}
}
if (class_doc && EditorHelp::get_doc_data()->inheriting.has(class_doc->name)) {
iterator_stack.push_back(EditorHelp::get_doc_data()->inheriting[class_doc->name].front());
}
return iterator_stack.is_empty();
}
void EditorHelpSearch::Runner::_populate_cache() {
// Deselect to prevent re-selection issues.
results_tree->deselect_all();
root_item = results_tree->get_root();
if (root_item) {
LocalVector<TreeItem *> stack;
// Add children of root item to stack.
for (TreeItem *child = root_item->get_first_child(); child; child = child->get_next()) {
stack.push_back(child);
}
// Traverse stack and cache items.
while (!stack.is_empty()) {
TreeItem *cur_item = stack[stack.size() - 1];
stack.resize(stack.size() - 1);
// Add to the cache.
tree_cache->item_cache.insert(cur_item->get_metadata(0).operator String(), cur_item);
// Add any children to the stack.
for (TreeItem *child = cur_item->get_first_child(); child; child = child->get_next()) {
stack.push_back(child);
}
// Remove from parent.
cur_item->get_parent()->remove_child(cur_item);
}
} else {
root_item = results_tree->create_item();
}
}
bool EditorHelpSearch::Runner::_phase_class_items_init() {
iterator_match = matches.begin();
_populate_cache();
class_items.clear();
return true;
}
bool EditorHelpSearch::Runner::_phase_class_items() {
if (!iterator_match) {
return true;
}
ClassMatch &match = iterator_match->value;
if (search_flags & SEARCH_SHOW_HIERARCHY) {
if (match.required()) {
_create_class_hierarchy(match);
}
} else {
if (match.name || !match.keyword.is_empty()) {
_create_class_item(root_item, match.doc, false, match.name ? String() : match.keyword);
}
}
++iterator_match;
return !iterator_match;
}
bool EditorHelpSearch::Runner::_phase_member_items_init() {
iterator_match = matches.begin();
return true;
}
bool EditorHelpSearch::Runner::_phase_member_items() {
if (!iterator_match) {
return true;
}
ClassMatch &match = iterator_match->value;
if (!match.doc || match.doc->name.is_empty()) {
++iterator_match;
return false;
}
TreeItem *parent_item = (search_flags & SEARCH_SHOW_HIERARCHY) ? class_items[match.doc->name] : root_item;
bool constructor_created = false;
for (int i = 0; i < match.methods.size(); i++) {
String text = match.methods[i].doc->name;
if (!constructor_created) {
if (match.doc->name == match.methods[i].doc->name) {
text += " " + TTR("(constructors)");
constructor_created = true;
}
} else {
if (match.doc->name == match.methods[i].doc->name) {
continue;
}
}
_create_method_item(parent_item, match.doc, text, match.methods[i]);
}
for (int i = 0; i < match.signals.size(); i++) {
_create_signal_item(parent_item, match.doc, match.signals[i]);
}
for (int i = 0; i < match.constants.size(); i++) {
_create_constant_item(parent_item, match.doc, match.constants[i]);
}
for (int i = 0; i < match.properties.size(); i++) {
_create_property_item(parent_item, match.doc, match.properties[i]);
}
for (int i = 0; i < match.theme_properties.size(); i++) {
_create_theme_property_item(parent_item, match.doc, match.theme_properties[i]);
}
for (int i = 0; i < match.annotations.size(); i++) {
_create_annotation_item(parent_item, match.doc, match.annotations[i]);
}
++iterator_match;
return !iterator_match;
}
bool EditorHelpSearch::Runner::_phase_select_match() {
if (matched_item) {
matched_item->select(0);
}
return true;
}
void EditorHelpSearch::Runner::_match_method_name_and_push_back(Vector<DocData::MethodDoc> &p_methods, Vector<MemberMatch<DocData::MethodDoc>> *r_match_methods) {
// Constructors, Methods, Operators...
for (int i = 0; i < p_methods.size(); i++) {
String method_name = (search_flags & SEARCH_CASE_SENSITIVE) ? p_methods[i].name : p_methods[i].name.to_lower();
String keywords = (search_flags & SEARCH_CASE_SENSITIVE) ? p_methods[i].keywords : p_methods[i].keywords.to_lower();
MemberMatch<DocData::MethodDoc> method;
method.name = _all_terms_in_name(method_name);
method.keyword = _match_keywords_in_all_terms(keywords);
if (method.name || !method.keyword.is_empty() ||
(term.begins_with(".") && method_name.begins_with(term.substr(1))) ||
(term.ends_with("(") && method_name.ends_with(term.left(term.length() - 1).strip_edges())) ||
(term.begins_with(".") && term.ends_with("(") && method_name == term.substr(1, term.length() - 2).strip_edges())) {
method.doc = const_cast<DocData::MethodDoc *>(&p_methods[i]);
r_match_methods->push_back(method);
}
}
}
bool EditorHelpSearch::Runner::_all_terms_in_name(const String &p_name) const {
for (int i = 0; i < terms.size(); i++) {
if (!_match_string(terms[i], p_name)) {
return false;
}
}
return true;
}
String EditorHelpSearch::Runner::_match_keywords_in_all_terms(const String &p_keywords) const {
String matching_keyword;
for (int i = 0; i < terms.size(); i++) {
matching_keyword = _match_keywords(terms[i], p_keywords);
if (matching_keyword.is_empty()) {
return String();
}
}
return matching_keyword;
}
bool EditorHelpSearch::Runner::_match_string(const String &p_term, const String &p_string) const {
if (search_flags & SEARCH_CASE_SENSITIVE) {
return p_string.contains(p_term);
} else {
return p_string.containsn(p_term);
}
}
String EditorHelpSearch::Runner::_match_keywords(const String &p_term, const String &p_keywords) const {
for (const String &k : p_keywords.split(",")) {
const String keyword = k.strip_edges();
if (_match_string(p_term, keyword)) {
return keyword;
}
}
return String();
}
void EditorHelpSearch::Runner::_match_item(TreeItem *p_item, const String &p_text, bool p_is_keywords) {
if (p_text.is_empty()) {
return;
}
float inverse_length = 1.f / float(p_text.length());
// Favor types where search term is a substring close to the start of the type.
float w = 0.5f;
int pos = p_text.findn(term);
float score = (pos > -1) ? 1.0f - w * MIN(1, 3 * pos * inverse_length) : MAX(0.f, .9f - w);
// Favor shorter items: they resemble the search term more.
w = 0.1f;
score *= (1 - w) + w * (term.length() * inverse_length);
// Reduce the score of keywords, since they are an indirect match.
if (p_is_keywords) {
score *= 0.9f;
}
if (match_highest_score == 0 || score > match_highest_score) {
matched_item = p_item;
match_highest_score = score;
}
}
String EditorHelpSearch::Runner::_build_method_tooltip(const DocData::ClassDoc *p_class_doc, const DocData::MethodDoc *p_doc) const {
String tooltip = p_doc->return_type + " " + p_class_doc->name + "." + p_doc->name + "(";
for (int i = 0; i < p_doc->arguments.size(); i++) {
const DocData::ArgumentDoc &arg = p_doc->arguments[i];
tooltip += arg.type + " " + arg.name;
if (!arg.default_value.is_empty()) {
tooltip += " = " + arg.default_value;
}
if (i < p_doc->arguments.size() - 1) {
tooltip += ", ";
}
}
tooltip += ")";
tooltip += _build_keywords_tooltip(p_doc->keywords);
return tooltip;
}
String EditorHelpSearch::Runner::_build_keywords_tooltip(const String &p_keywords) const {
String tooltip;
if (p_keywords.is_empty()) {
return tooltip;
}
tooltip = "\n\n" + TTR("Keywords") + ": ";
for (const String &keyword : p_keywords.split(",")) {
tooltip += keyword.strip_edges().quote() + ", ";
}
// Remove trailing comma and space.
return tooltip.left(-2);
}
TreeItem *EditorHelpSearch::Runner::_create_class_hierarchy(const ClassMatch &p_match) {
if (p_match.doc->name.is_empty()) {
return nullptr;
}
if (class_items.has(p_match.doc->name)) {
return class_items[p_match.doc->name];
}
// Ensure parent nodes are created first.
TreeItem *parent_item = root_item;
if (!p_match.doc->inherits.is_empty()) {
if (class_items.has(p_match.doc->inherits)) {
parent_item = class_items[p_match.doc->inherits];
} else {
ClassMatch &base_match = matches[p_match.doc->inherits];
if (base_match.doc) {
parent_item = _create_class_hierarchy(base_match);
}
}
}
TreeItem *class_item = _create_class_item(parent_item, p_match.doc, !p_match.name && p_match.keyword.is_empty(), p_match.name ? String() : p_match.keyword);
class_items[p_match.doc->name] = class_item;
return class_item;
}
bool EditorHelpSearch::Runner::_find_or_create_item(TreeItem *p_parent, const String &p_item_meta, TreeItem *&r_item) {
// Attempt to find in cache.
if (tree_cache->item_cache.has(p_item_meta)) {
r_item = tree_cache->item_cache[p_item_meta];
// Remove from cache.
tree_cache->item_cache.erase(p_item_meta);
// Add to tree.
p_parent->add_child(r_item);
return false;
} else {
// Otherwise create item.
r_item = results_tree->create_item(p_parent);
return true;
}
}
TreeItem *EditorHelpSearch::Runner::_create_class_item(TreeItem *p_parent, const DocData::ClassDoc *p_doc, bool p_gray, const String &p_matching_keyword) {
String tooltip = DTR(p_doc->brief_description.strip_edges());
tooltip += _build_keywords_tooltip(p_doc->keywords);
const String item_meta = "class_name:" + p_doc->name;
TreeItem *item = nullptr;
if (_find_or_create_item(p_parent, item_meta, item)) {
item->set_icon(0, EditorNode::get_singleton()->get_class_icon(p_doc->name));
item->set_text(1, TTR("Class"));
item->set_tooltip_text(0, tooltip);
item->set_tooltip_text(1, tooltip);
item->set_metadata(0, item_meta);
if (p_doc->is_deprecated) {
Ref<Texture2D> error_icon = ui_service->get_editor_theme_icon(SNAME("StatusError"));
item->add_button(0, error_icon, 0, false, TTR("This class is marked as deprecated."));
} else if (p_doc->is_experimental) {
Ref<Texture2D> warning_icon = ui_service->get_editor_theme_icon(SNAME("NodeWarning"));
item->add_button(0, warning_icon, 0, false, TTR("This class is marked as experimental."));
}
}
if (p_gray) {
item->set_custom_color(0, disabled_color);
item->set_custom_color(1, disabled_color);
} else {
item->clear_custom_color(0);
item->clear_custom_color(1);
}
if (p_matching_keyword.is_empty()) {
item->set_text(0, p_doc->name);
} else {
item->set_text(0, p_doc->name + " - " + TTR(vformat("Matches the \"%s\" keyword.", p_matching_keyword)));
}
_match_item(item, p_doc->name);
for (const String &keyword : p_doc->keywords.split(",")) {
_match_item(item, keyword.strip_edges(), true);
}
return item;
}
TreeItem *EditorHelpSearch::Runner::_create_method_item(TreeItem *p_parent, const DocData::ClassDoc *p_class_doc, const String &p_text, const MemberMatch<DocData::MethodDoc> &p_match) {
String tooltip = _build_method_tooltip(p_class_doc, p_match.doc);
return _create_member_item(p_parent, p_class_doc->name, "MemberMethod", p_match.doc->name, p_text, TTRC("Method"), "method", tooltip, p_match.doc->keywords, p_match.doc->is_deprecated, p_match.doc->is_experimental, p_match.name ? String() : p_match.keyword);
}
TreeItem *EditorHelpSearch::Runner::_create_signal_item(TreeItem *p_parent, const DocData::ClassDoc *p_class_doc, const MemberMatch<DocData::MethodDoc> &p_match) {
String tooltip = _build_method_tooltip(p_class_doc, p_match.doc);
return _create_member_item(p_parent, p_class_doc->name, "MemberSignal", p_match.doc->name, p_match.doc->name, TTRC("Signal"), "signal", tooltip, p_match.doc->keywords, p_match.doc->is_deprecated, p_match.doc->is_experimental, p_match.name ? String() : p_match.keyword);
}
TreeItem *EditorHelpSearch::Runner::_create_annotation_item(TreeItem *p_parent, const DocData::ClassDoc *p_class_doc, const MemberMatch<DocData::MethodDoc> &p_match) {
String tooltip = _build_method_tooltip(p_class_doc, p_match.doc);
// Hide the redundant leading @ symbol.
String text = p_match.doc->name.substr(1);
return _create_member_item(p_parent, p_class_doc->name, "MemberAnnotation", p_match.doc->name, text, TTRC("Annotation"), "annotation", tooltip, p_match.doc->keywords, p_match.doc->is_deprecated, p_match.doc->is_experimental, p_match.name ? String() : p_match.keyword);
}
TreeItem *EditorHelpSearch::Runner::_create_constant_item(TreeItem *p_parent, const DocData::ClassDoc *p_class_doc, const MemberMatch<DocData::ConstantDoc> &p_match) {
String tooltip = p_class_doc->name + "." + p_match.doc->name;
tooltip += _build_keywords_tooltip(p_match.doc->keywords);
return _create_member_item(p_parent, p_class_doc->name, "MemberConstant", p_match.doc->name, p_match.doc->name, TTRC("Constant"), "constant", tooltip, p_match.doc->keywords, p_match.doc->is_deprecated, p_match.doc->is_experimental, p_match.name ? String() : p_match.keyword);
}
TreeItem *EditorHelpSearch::Runner::_create_property_item(TreeItem *p_parent, const DocData::ClassDoc *p_class_doc, const MemberMatch<DocData::PropertyDoc> &p_match) {
String tooltip = p_match.doc->type + " " + p_class_doc->name + "." + p_match.doc->name;
tooltip += "\n " + p_class_doc->name + "." + p_match.doc->setter + "(value) setter";
tooltip += "\n " + p_class_doc->name + "." + p_match.doc->getter + "() getter";
tooltip += _build_keywords_tooltip(p_match.doc->keywords);
return _create_member_item(p_parent, p_class_doc->name, "MemberProperty", p_match.doc->name, p_match.doc->name, TTRC("Property"), "property", tooltip, p_match.doc->keywords, p_match.doc->is_deprecated, p_match.doc->is_experimental, p_match.name ? String() : p_match.keyword);
}
TreeItem *EditorHelpSearch::Runner::_create_theme_property_item(TreeItem *p_parent, const DocData::ClassDoc *p_class_doc, const MemberMatch<DocData::ThemeItemDoc> &p_match) {
String tooltip = p_match.doc->type + " " + p_class_doc->name + "." + p_match.doc->name;
tooltip += _build_keywords_tooltip(p_match.doc->keywords);
return _create_member_item(p_parent, p_class_doc->name, "MemberTheme", p_match.doc->name, p_match.doc->name, TTRC("Theme Property"), "theme_item", p_match.doc->keywords, tooltip, false, false, p_match.name ? String() : p_match.keyword);
}
TreeItem *EditorHelpSearch::Runner::_create_member_item(TreeItem *p_parent, const String &p_class_name, const String &p_icon, const String &p_name, const String &p_text, const String &p_type, const String &p_metatype, const String &p_tooltip, const String &p_keywords, bool p_is_deprecated, bool p_is_experimental, const String &p_matching_keyword) {
const String item_meta = "class_" + p_metatype + ":" + p_class_name + ":" + p_name;
TreeItem *item = nullptr;
if (_find_or_create_item(p_parent, item_meta, item)) {
item->set_icon(0, ui_service->get_editor_theme_icon(p_icon));
item->set_text(1, TTRGET(p_type));
item->set_tooltip_text(0, p_tooltip);
item->set_tooltip_text(1, p_tooltip);
item->set_metadata(0, item_meta);
if (p_is_deprecated) {
Ref<Texture2D> error_icon = ui_service->get_editor_theme_icon(SNAME("StatusError"));
item->add_button(0, error_icon, 0, false, TTR("This member is marked as deprecated."));
} else if (p_is_experimental) {
Ref<Texture2D> warning_icon = ui_service->get_editor_theme_icon(SNAME("NodeWarning"));
item->add_button(0, warning_icon, 0, false, TTR("This member is marked as experimental."));
}
}
String text;
if (search_flags & SEARCH_SHOW_HIERARCHY) {
text = p_text;
} else {
text = p_class_name + "." + p_text;
}
if (!p_matching_keyword.is_empty()) {
text += " - " + TTR(vformat("Matches the \"%s\" keyword.", p_matching_keyword));
}
item->set_text(0, text);
_match_item(item, p_name);
for (const String &keyword : p_keywords.split(",")) {
_match_item(item, keyword.strip_edges(), true);
}
return item;
}
bool EditorHelpSearch::Runner::work(uint64_t slot) {
// Return true when the search has been completed, otherwise false.
const uint64_t until = OS::get_singleton()->get_ticks_usec() + slot;
while (!_slice()) {
if (OS::get_singleton()->get_ticks_usec() > until) {
return false;
}
}
return true;
}
EditorHelpSearch::Runner::Runner(Control *p_icon_service, Tree *p_results_tree, TreeCache *p_tree_cache, const String &p_term, int p_search_flags) :
ui_service(p_icon_service),
results_tree(p_results_tree),
tree_cache(p_tree_cache),
term((p_search_flags & SEARCH_CASE_SENSITIVE) == 0 ? p_term.strip_edges().to_lower() : p_term.strip_edges()),
search_flags(p_search_flags),
disabled_color(ui_service->get_theme_color(SNAME("font_disabled_color"), EditorStringName(Editor))) {
}
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