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godot/editor/property_selector.cpp

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/**************************************************************************/
/* property_selector.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 "property_selector.h"
#include "core/os/keyboard.h"
#include "editor/doc_tools.h"
#include "editor/editor_help.h"
#include "editor/editor_node.h"
#include "editor/themes/editor_scale.h"
#include "scene/gui/line_edit.h"
#include "scene/gui/rich_text_label.h"
#include "scene/gui/tree.h"
void PropertySelector::_text_changed(const String &p_newtext) {
_update_search();
}
void PropertySelector::_sbox_input(const Ref<InputEvent> &p_ie) {
Ref<InputEventKey> k = p_ie;
if (k.is_valid()) {
switch (k->get_keycode()) {
case Key::UP:
case Key::DOWN:
case Key::PAGEUP:
case Key::PAGEDOWN: {
search_options->gui_input(k);
search_box->accept_event();
TreeItem *root = search_options->get_root();
if (!root->get_first_child()) {
break;
}
TreeItem *current = search_options->get_selected();
TreeItem *item = search_options->get_next_selected(root);
while (item) {
item->deselect(0);
item = search_options->get_next_selected(item);
}
current->select(0);
} break;
default:
break;
}
}
}
void PropertySelector::_update_search() {
if (properties) {
set_title(TTR("Select Property"));
} else if (virtuals_only) {
set_title(TTR("Select Virtual Method"));
} else {
set_title(TTR("Select Method"));
}
search_options->clear();
help_bit->set_custom_text(String(), String(), String());
TreeItem *root = search_options->create_item();
// Allow using spaces in place of underscores in the search string (makes the search more fault-tolerant).
const String search_text = search_box->get_text().replace(" ", "_");
if (properties) {
List<PropertyInfo> props;
if (instance) {
instance->get_property_list(&props, true);
} else if (type != Variant::NIL) {
Variant v;
Callable::CallError ce;
Variant::construct(type, v, nullptr, 0, ce);
v.get_property_list(&props);
} else {
Object *obj = ObjectDB::get_instance(script);
if (Object::cast_to<Script>(obj)) {
props.push_back(PropertyInfo(Variant::NIL, "Script Variables", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_CATEGORY));
Object::cast_to<Script>(obj)->get_script_property_list(&props);
}
StringName base = base_type;
while (base) {
props.push_back(PropertyInfo(Variant::NIL, base, PROPERTY_HINT_NONE, "", PROPERTY_USAGE_CATEGORY));
ClassDB::get_property_list(base, &props, true);
base = ClassDB::get_parent_class(base);
}
}
TreeItem *category = nullptr;
bool found = false;
for (const PropertyInfo &E : props) {
if (E.usage == PROPERTY_USAGE_CATEGORY) {
if (category && category->get_first_child() == nullptr) {
memdelete(category); //old category was unused
}
category = search_options->create_item(root);
category->set_text(0, E.name);
category->set_selectable(0, false);
Ref<Texture2D> icon;
if (E.name == "Script Variables") {
icon = search_options->get_editor_theme_icon(SNAME("Script"));
} else {
icon = EditorNode::get_singleton()->get_class_icon(E.name);
}
category->set_icon(0, icon);
continue;
}
if (!(E.usage & PROPERTY_USAGE_EDITOR) && !(E.usage & PROPERTY_USAGE_SCRIPT_VARIABLE)) {
continue;
}
if (!search_box->get_text().is_empty() && !E.name.containsn(search_text)) {
continue;
}
if (!type_filter.is_empty() && !type_filter.has(E.type)) {
continue;
}
TreeItem *item = search_options->create_item(category ? category : root);
item->set_text(0, E.name);
item->set_metadata(0, E.name);
item->set_icon(0, search_options->get_editor_theme_icon(Variant::get_type_name(E.type)));
if (!found && !search_box->get_text().is_empty() && E.name.containsn(search_text)) {
item->select(0);
found = true;
} else if (!found && search_box->get_text().is_empty() && E.name == selected) {
item->select(0);
found = true;
}
item->set_selectable(0, true);
_create_subproperties(item, E.type);
item->set_collapsed(true);
}
if (category && category->get_first_child() == nullptr) {
memdelete(category); //old category was unused
}
if (found) {
// As we call this while adding items, defer until list is completely populated.
callable_mp(search_options, &Tree::scroll_to_item).call_deferred(search_options->get_selected(), true);
}
} else {
List<MethodInfo> methods;
if (type != Variant::NIL) {
Variant v;
Callable::CallError ce;
Variant::construct(type, v, nullptr, 0, ce);
v.get_method_list(&methods);
} else {
Ref<Script> script_ref = Object::cast_to<Script>(ObjectDB::get_instance(script));
if (script_ref.is_valid()) {
if (script_ref->is_built_in()) {
script_ref->reload(true);
}
List<MethodInfo> script_methods;
script_ref->get_script_method_list(&script_methods);
methods.push_back(MethodInfo("*Script Methods")); // TODO: Split by inheritance.
for (const MethodInfo &mi : script_methods) {
if (mi.name.begins_with("@")) {
// GH-92782. GDScript inline setters/getters are historically present in `get_method_list()`
// and can be called using `Object.call()`. However, these functions are meant to be internal
// and their names are not valid identifiers, so let's hide them from the user.
continue;
}
methods.push_back(mi);
}
}
StringName base = base_type;
while (base) {
methods.push_back(MethodInfo("*" + String(base)));
ClassDB::get_method_list(base, &methods, true, true);
base = ClassDB::get_parent_class(base);
}
}
TreeItem *category = nullptr;
bool found = false;
bool script_methods = false;
for (MethodInfo &mi : methods) {
if (mi.name.begins_with("*")) {
if (category && category->get_first_child() == nullptr) {
memdelete(category); //old category was unused
}
category = search_options->create_item(root);
category->set_text(0, mi.name.replace_first("*", ""));
category->set_selectable(0, false);
Ref<Texture2D> icon;
script_methods = false;
String rep = mi.name.replace("*", "");
if (mi.name == "*Script Methods") {
icon = search_options->get_editor_theme_icon(SNAME("Script"));
script_methods = true;
} else {
icon = EditorNode::get_singleton()->get_class_icon(rep);
}
category->set_icon(0, icon);
continue;
}
String name = mi.name.get_slice(":", 0);
if (!script_methods && name.begins_with("_") && !(mi.flags & METHOD_FLAG_VIRTUAL)) {
continue;
}
if (virtuals_only && !(mi.flags & METHOD_FLAG_VIRTUAL)) {
continue;
}
if (!virtuals_only && (mi.flags & METHOD_FLAG_VIRTUAL)) {
continue;
}
if (!search_box->get_text().is_empty() && !name.containsn(search_text)) {
continue;
}
TreeItem *item = search_options->create_item(category ? category : root);
String desc;
if (mi.name.contains(":")) {
desc = mi.name.get_slice(":", 1) + " ";
mi.name = mi.name.get_slice(":", 0);
} else if (mi.return_val.type != Variant::NIL) {
desc = Variant::get_type_name(mi.return_val.type);
} else {
desc = "void";
}
desc += vformat(" %s(", mi.name);
for (List<PropertyInfo>::Iterator arg_itr = mi.arguments.begin(); arg_itr != mi.arguments.end(); ++arg_itr) {
if (arg_itr != mi.arguments.begin()) {
desc += ", ";
}
desc += arg_itr->name;
if (arg_itr->type == Variant::NIL) {
desc += ": Variant";
} else if (arg_itr->name.contains(":")) {
desc += vformat(": %s", arg_itr->name.get_slice(":", 1));
arg_itr->name = arg_itr->name.get_slice(":", 0);
} else {
desc += vformat(": %s", Variant::get_type_name(arg_itr->type));
}
}
desc += ")";
if (mi.flags & METHOD_FLAG_CONST) {
desc += " const";
}
if (mi.flags & METHOD_FLAG_VIRTUAL) {
desc += " virtual";
}
item->set_text(0, desc);
item->set_metadata(0, name);
item->set_selectable(0, true);
if (!found && !search_box->get_text().is_empty() && name.containsn(search_text)) {
item->select(0);
found = true;
} else if (!found && search_box->get_text().is_empty() && name == selected) {
item->select(0);
found = true;
}
}
if (category && category->get_first_child() == nullptr) {
memdelete(category); //old category was unused
}
if (found) {
// As we call this while adding items, defer until list is completely populated.
callable_mp(search_options, &Tree::scroll_to_item).call_deferred(search_options->get_selected(), true);
}
}
get_ok_button()->set_disabled(root->get_first_child() == nullptr);
}
void PropertySelector::_confirmed() {
TreeItem *ti = search_options->get_selected();
if (!ti) {
return;
}
emit_signal(SNAME("selected"), ti->get_metadata(0));
hide();
}
void PropertySelector::_item_selected() {
help_bit->set_custom_text(String(), String(), String());
TreeItem *item = search_options->get_selected();
if (!item) {
return;
}
String name = item->get_metadata(0);
String class_type;
if (type != Variant::NIL) {
class_type = Variant::get_type_name(type);
} else if (!base_type.is_empty()) {
class_type = base_type;
} else if (instance) {
class_type = instance->get_class();
}
String text;
while (!class_type.is_empty()) {
if (properties) {
if (ClassDB::has_property(class_type, name, true)) {
help_bit->parse_symbol("property|" + class_type + "|" + name);
break;
}
} else {
if (ClassDB::has_method(class_type, name, true)) {
help_bit->parse_symbol("method|" + class_type + "|" + name);
break;
}
}
// It may be from a parent class, keep looking.
class_type = ClassDB::get_parent_class(class_type);
}
}
void PropertySelector::_hide_requested() {
_cancel_pressed(); // From AcceptDialog.
}
void PropertySelector::_create_subproperties(TreeItem *p_parent_item, Variant::Type p_type) {
switch (p_type) {
case Variant::VECTOR2: {
_create_subproperty(p_parent_item, "x", Variant::FLOAT);
_create_subproperty(p_parent_item, "y", Variant::FLOAT);
} break;
case Variant::VECTOR2I: {
_create_subproperty(p_parent_item, "x", Variant::INT);
_create_subproperty(p_parent_item, "y", Variant::INT);
} break;
case Variant::RECT2: {
_create_subproperty(p_parent_item, "position", Variant::VECTOR2);
_create_subproperty(p_parent_item, "size", Variant::VECTOR2);
_create_subproperty(p_parent_item, "end", Variant::VECTOR2);
} break;
case Variant::RECT2I: {
_create_subproperty(p_parent_item, "position", Variant::VECTOR2I);
_create_subproperty(p_parent_item, "size", Variant::VECTOR2I);
_create_subproperty(p_parent_item, "end", Variant::VECTOR2I);
} break;
case Variant::VECTOR3: {
_create_subproperty(p_parent_item, "x", Variant::FLOAT);
_create_subproperty(p_parent_item, "y", Variant::FLOAT);
_create_subproperty(p_parent_item, "z", Variant::FLOAT);
} break;
case Variant::VECTOR3I: {
_create_subproperty(p_parent_item, "x", Variant::INT);
_create_subproperty(p_parent_item, "y", Variant::INT);
_create_subproperty(p_parent_item, "z", Variant::INT);
} break;
case Variant::TRANSFORM2D: {
_create_subproperty(p_parent_item, "origin", Variant::VECTOR2);
_create_subproperty(p_parent_item, "x", Variant::VECTOR2);
_create_subproperty(p_parent_item, "y", Variant::VECTOR2);
} break;
case Variant::VECTOR4: {
_create_subproperty(p_parent_item, "x", Variant::FLOAT);
_create_subproperty(p_parent_item, "y", Variant::FLOAT);
_create_subproperty(p_parent_item, "z", Variant::FLOAT);
_create_subproperty(p_parent_item, "w", Variant::FLOAT);
} break;
case Variant::VECTOR4I: {
_create_subproperty(p_parent_item, "x", Variant::INT);
_create_subproperty(p_parent_item, "y", Variant::INT);
_create_subproperty(p_parent_item, "z", Variant::INT);
_create_subproperty(p_parent_item, "w", Variant::INT);
} break;
case Variant::PLANE: {
_create_subproperty(p_parent_item, "x", Variant::FLOAT);
_create_subproperty(p_parent_item, "y", Variant::FLOAT);
_create_subproperty(p_parent_item, "z", Variant::FLOAT);
_create_subproperty(p_parent_item, "normal", Variant::VECTOR3);
_create_subproperty(p_parent_item, "d", Variant::FLOAT);
} break;
case Variant::QUATERNION: {
_create_subproperty(p_parent_item, "x", Variant::FLOAT);
_create_subproperty(p_parent_item, "y", Variant::FLOAT);
_create_subproperty(p_parent_item, "z", Variant::FLOAT);
_create_subproperty(p_parent_item, "w", Variant::FLOAT);
} break;
case Variant::AABB: {
_create_subproperty(p_parent_item, "position", Variant::VECTOR3);
_create_subproperty(p_parent_item, "size", Variant::VECTOR3);
_create_subproperty(p_parent_item, "end", Variant::VECTOR3);
} break;
case Variant::BASIS: {
_create_subproperty(p_parent_item, "x", Variant::VECTOR3);
_create_subproperty(p_parent_item, "y", Variant::VECTOR3);
_create_subproperty(p_parent_item, "z", Variant::VECTOR3);
} break;
case Variant::TRANSFORM3D: {
_create_subproperty(p_parent_item, "basis", Variant::BASIS);
_create_subproperty(p_parent_item, "origin", Variant::VECTOR3);
} break;
case Variant::PROJECTION: {
_create_subproperty(p_parent_item, "x", Variant::VECTOR4);
_create_subproperty(p_parent_item, "y", Variant::VECTOR4);
_create_subproperty(p_parent_item, "z", Variant::VECTOR4);
_create_subproperty(p_parent_item, "w", Variant::VECTOR4);
} break;
case Variant::COLOR: {
_create_subproperty(p_parent_item, "r", Variant::FLOAT);
_create_subproperty(p_parent_item, "g", Variant::FLOAT);
_create_subproperty(p_parent_item, "b", Variant::FLOAT);
_create_subproperty(p_parent_item, "a", Variant::FLOAT);
_create_subproperty(p_parent_item, "r8", Variant::INT);
_create_subproperty(p_parent_item, "g8", Variant::INT);
_create_subproperty(p_parent_item, "b8", Variant::INT);
_create_subproperty(p_parent_item, "a8", Variant::INT);
_create_subproperty(p_parent_item, "h", Variant::FLOAT);
_create_subproperty(p_parent_item, "s", Variant::FLOAT);
_create_subproperty(p_parent_item, "v", Variant::FLOAT);
} break;
default: {
}
}
}
void PropertySelector::_create_subproperty(TreeItem *p_parent_item, const String &p_name, Variant::Type p_type) {
if (!type_filter.is_empty() && !type_filter.has(p_type)) {
return;
}
TreeItem *item = search_options->create_item(p_parent_item);
item->set_text(0, p_name);
item->set_metadata(0, String(p_parent_item->get_metadata(0)) + ":" + p_name);
item->set_icon(0, search_options->get_editor_theme_icon(Variant::get_type_name(p_type)));
_create_subproperties(item, p_type);
}
void PropertySelector::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
connect(SceneStringName(confirmed), callable_mp(this, &PropertySelector::_confirmed));
} break;
case NOTIFICATION_EXIT_TREE: {
disconnect(SceneStringName(confirmed), callable_mp(this, &PropertySelector::_confirmed));
} break;
}
}
void PropertySelector::select_method_from_base_type(const String &p_base, const String &p_current, bool p_virtuals_only) {
base_type = p_base;
selected = p_current;
type = Variant::NIL;
script = ObjectID();
properties = false;
instance = nullptr;
virtuals_only = p_virtuals_only;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::select_method_from_script(const Ref<Script> &p_script, const String &p_current) {
ERR_FAIL_COND(p_script.is_null());
base_type = p_script->get_instance_base_type();
selected = p_current;
type = Variant::NIL;
script = p_script->get_instance_id();
properties = false;
instance = nullptr;
virtuals_only = false;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::select_method_from_basic_type(Variant::Type p_type, const String &p_current) {
ERR_FAIL_COND(p_type == Variant::NIL);
base_type = "";
selected = p_current;
type = p_type;
script = ObjectID();
properties = false;
instance = nullptr;
virtuals_only = false;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::select_method_from_instance(Object *p_instance, const String &p_current) {
base_type = p_instance->get_class();
selected = p_current;
type = Variant::NIL;
script = ObjectID();
{
Ref<Script> scr = p_instance->get_script();
if (scr.is_valid()) {
script = scr->get_instance_id();
}
}
properties = false;
instance = nullptr;
virtuals_only = false;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::select_property_from_base_type(const String &p_base, const String &p_current) {
base_type = p_base;
selected = p_current;
type = Variant::NIL;
script = ObjectID();
properties = true;
instance = nullptr;
virtuals_only = false;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::select_property_from_script(const Ref<Script> &p_script, const String &p_current) {
ERR_FAIL_COND(p_script.is_null());
base_type = p_script->get_instance_base_type();
selected = p_current;
type = Variant::NIL;
script = p_script->get_instance_id();
properties = true;
instance = nullptr;
virtuals_only = false;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::select_property_from_basic_type(Variant::Type p_type, const String &p_current) {
ERR_FAIL_COND(p_type == Variant::NIL);
base_type = "";
selected = p_current;
type = p_type;
script = ObjectID();
properties = true;
instance = nullptr;
virtuals_only = false;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::select_property_from_instance(Object *p_instance, const String &p_current) {
base_type = "";
selected = p_current;
type = Variant::NIL;
script = ObjectID();
properties = true;
instance = p_instance;
virtuals_only = false;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::set_type_filter(const Vector<Variant::Type> &p_type_filter) {
type_filter = p_type_filter;
}
void PropertySelector::_bind_methods() {
ADD_SIGNAL(MethodInfo("selected", PropertyInfo(Variant::STRING, "name")));
}
PropertySelector::PropertySelector() {
VBoxContainer *vbc = memnew(VBoxContainer);
add_child(vbc);
//set_child_rect(vbc);
search_box = memnew(LineEdit);
vbc->add_margin_child(TTR("Search:"), search_box);
search_box->connect(SceneStringName(text_changed), callable_mp(this, &PropertySelector::_text_changed));
search_box->connect(SceneStringName(gui_input), callable_mp(this, &PropertySelector::_sbox_input));
search_options = memnew(Tree);
search_options->set_auto_translate_mode(AUTO_TRANSLATE_MODE_DISABLED);
vbc->add_margin_child(TTR("Matches:"), search_options, true);
set_ok_button_text(TTR("Open"));
get_ok_button()->set_disabled(true);
register_text_enter(search_box);
set_hide_on_ok(false);
search_options->connect("item_activated", callable_mp(this, &PropertySelector::_confirmed));
search_options->connect("cell_selected", callable_mp(this, &PropertySelector::_item_selected));
search_options->set_hide_root(true);
help_bit = memnew(EditorHelpBit);
help_bit->set_content_height_limits(80 * EDSCALE, 80 * EDSCALE);
help_bit->connect("request_hide", callable_mp(this, &PropertySelector::_hide_requested));
vbc->add_margin_child(TTR("Description:"), help_bit);
}
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