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godot/modules/visual_script/visual_script_property_selector.cpp

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/*************************************************************************/
/* visual_script_property_selector.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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 "visual_script_property_selector.h"
#include "core/os/keyboard.h"
#include "editor/editor_node.h"
#include "editor/editor_scale.h"
#include "modules/visual_script/visual_script.h"
#include "modules/visual_script/visual_script_builtin_funcs.h"
#include "modules/visual_script/visual_script_flow_control.h"
#include "modules/visual_script/visual_script_func_nodes.h"
#include "modules/visual_script/visual_script_nodes.h"
#include "scene/main/node.h"
#include "scene/main/viewport.h"
void VisualScriptPropertySelector::_text_changed(const String &p_newtext) {
_update_search();
}
void VisualScriptPropertySelector::_sbox_input(const Ref<InputEvent> &p_ie) {
Ref<InputEventKey> k = p_ie;
if (k.is_valid()) {
switch (k->get_scancode()) {
case KEY_UP:
case KEY_DOWN:
case KEY_PAGEUP:
case KEY_PAGEDOWN: {
search_options->call("_gui_input", k);
search_box->accept_event();
TreeItem *root = search_options->get_root();
if (!root->get_children())
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;
}
}
}
void VisualScriptPropertySelector::_update_search() {
set_title(TTR("Search VisualScript"));
search_options->clear();
help_bit->set_text("");
TreeItem *root = search_options->create_item();
bool found = false;
StringName base = base_type;
List<StringName> base_list;
while (base) {
base_list.push_back(base);
base = ClassDB::get_parent_class_nocheck(base);
}
for (List<StringName>::Element *E = base_list.front(); E; E = E->next()) {
List<MethodInfo> methods;
List<PropertyInfo> props;
TreeItem *category = NULL;
Ref<Texture2D> type_icons[Variant::VARIANT_MAX] = {
Control::get_icon("Variant", "EditorIcons"),
Control::get_icon("bool", "EditorIcons"),
Control::get_icon("int", "EditorIcons"),
Control::get_icon("float", "EditorIcons"),
Control::get_icon("String", "EditorIcons"),
Control::get_icon("Vector2", "EditorIcons"),
Control::get_icon("Rect2", "EditorIcons"),
Control::get_icon("Vector3", "EditorIcons"),
Control::get_icon("Transform2D", "EditorIcons"),
Control::get_icon("Plane", "EditorIcons"),
Control::get_icon("Quat", "EditorIcons"),
Control::get_icon("AABB", "EditorIcons"),
Control::get_icon("Basis", "EditorIcons"),
Control::get_icon("Transform", "EditorIcons"),
Control::get_icon("Color", "EditorIcons"),
Control::get_icon("Path", "EditorIcons"),
Control::get_icon("RID", "EditorIcons"),
Control::get_icon("Object", "EditorIcons"),
Control::get_icon("Dictionary", "EditorIcons"),
Control::get_icon("Array", "EditorIcons"),
Control::get_icon("PackedByteArray", "EditorIcons"),
Control::get_icon("PackedIntArray", "EditorIcons"),
Control::get_icon("PackedRealArray", "EditorIcons"),
Control::get_icon("PackedStringArray", "EditorIcons"),
Control::get_icon("PackedVector2Array", "EditorIcons"),
Control::get_icon("PackedVector3Array", "EditorIcons"),
Control::get_icon("PackedColorArray", "EditorIcons")
};
{
String b = String(E->get());
category = search_options->create_item(root);
if (category) {
category->set_text(0, b.replace_first("*", ""));
category->set_selectable(0, false);
Ref<Texture2D> icon;
String rep = b.replace("*", "");
icon = EditorNode::get_singleton()->get_class_icon(rep);
category->set_icon(0, icon);
}
}
if (properties || seq_connect) {
if (instance) {
instance->get_property_list(&props, true);
} else {
Object *obj = ObjectDB::get_instance(script);
if (Object::cast_to<Script>(obj)) {
Object::cast_to<Script>(obj)->get_script_property_list(&props);
} else {
ClassDB::get_property_list(E->get(), &props, true);
}
}
for (List<PropertyInfo>::Element *F = props.front(); F; F = F->next()) {
if (!(F->get().usage & PROPERTY_USAGE_EDITOR) && !(F->get().usage & PROPERTY_USAGE_SCRIPT_VARIABLE))
continue;
if (type_filter.size() && type_filter.find(F->get().type) == -1)
continue;
// capitalize() also converts underscore to space, we'll match again both possible styles
String get_text_raw = String(vformat(TTR("Get %s"), F->get().name));
String get_text = get_text_raw.capitalize();
String set_text_raw = String(vformat(TTR("Set %s"), F->get().name));
String set_text = set_text_raw.capitalize();
String input = search_box->get_text().capitalize();
if (input == String() || get_text_raw.findn(input) != -1 || get_text.findn(input) != -1) {
TreeItem *item = search_options->create_item(category ? category : root);
item->set_text(0, get_text);
item->set_metadata(0, F->get().name);
item->set_icon(0, type_icons[F->get().type]);
item->set_metadata(1, "get");
item->set_collapsed(1);
item->set_selectable(0, true);
item->set_selectable(1, false);
item->set_selectable(2, false);
item->set_metadata(2, connecting);
}
if (input == String() || set_text_raw.findn(input) != -1 || set_text.findn(input) != -1) {
TreeItem *item = search_options->create_item(category ? category : root);
item->set_text(0, set_text);
item->set_metadata(0, F->get().name);
item->set_icon(0, type_icons[F->get().type]);
item->set_metadata(1, "set");
item->set_selectable(0, true);
item->set_selectable(1, false);
item->set_selectable(2, false);
item->set_metadata(2, connecting);
}
}
}
{
if (type != Variant::NIL) {
Variant v;
Callable::CallError ce;
v = Variant::construct(type, NULL, 0, ce);
v.get_method_list(&methods);
} else {
Object *obj = ObjectDB::get_instance(script);
if (Object::cast_to<Script>(obj)) {
Object::cast_to<Script>(obj)->get_script_method_list(&methods);
}
ClassDB::get_method_list(E->get(), &methods, true, true);
}
}
for (List<MethodInfo>::Element *M = methods.front(); M; M = M->next()) {
String name = M->get().name.get_slice(":", 0);
if (name.begins_with("_") && !(M->get().flags & METHOD_FLAG_VIRTUAL))
continue;
if (virtuals_only && !(M->get().flags & METHOD_FLAG_VIRTUAL))
continue;
if (!virtuals_only && (M->get().flags & METHOD_FLAG_VIRTUAL))
continue;
MethodInfo mi = M->get();
String desc_arguments;
if (mi.arguments.size() > 0) {
desc_arguments = "(";
for (int i = 0; i < mi.arguments.size(); i++) {
if (i > 0) {
desc_arguments += ", ";
}
if (mi.arguments[i].type == Variant::NIL) {
desc_arguments += "var";
} else if (mi.arguments[i].name.find(":") != -1) {
desc_arguments += mi.arguments[i].name.get_slice(":", 1);
mi.arguments[i].name = mi.arguments[i].name.get_slice(":", 0);
} else {
desc_arguments += Variant::get_type_name(mi.arguments[i].type);
}
}
desc_arguments += ")";
}
String desc_raw = mi.name + desc_arguments;
String desc = desc_raw.capitalize().replace("( ", "(");
if (search_box->get_text() != String() &&
name.findn(search_box->get_text()) == -1 &&
desc.findn(search_box->get_text()) == -1 &&
desc_raw.findn(search_box->get_text()) == -1) {
continue;
}
TreeItem *item = search_options->create_item(category ? category : root);
item->set_text(0, desc);
item->set_icon(0, get_icon("MemberMethod", "EditorIcons"));
item->set_metadata(0, name);
item->set_selectable(0, true);
item->set_metadata(1, "method");
item->set_collapsed(1);
item->set_selectable(1, false);
item->set_selectable(2, false);
item->set_metadata(2, connecting);
}
if (category && category->get_children() == NULL) {
memdelete(category); //old category was unused
}
}
if (properties) {
if (!seq_connect && !visual_script_generic) {
get_visual_node_names("flow_control/type_cast", Set<String>(), found, root, search_box);
get_visual_node_names("functions/built_in/print", Set<String>(), found, root, search_box);
get_visual_node_names("functions/by_type/" + Variant::get_type_name(type), Set<String>(), found, root, search_box);
get_visual_node_names("functions/deconstruct/" + Variant::get_type_name(type), Set<String>(), found, root, search_box);
get_visual_node_names("operators/compare/", Set<String>(), found, root, search_box);
if (type == Variant::INT) {
get_visual_node_names("operators/bitwise/", Set<String>(), found, root, search_box);
}
if (type == Variant::BOOL) {
get_visual_node_names("operators/logic/", Set<String>(), found, root, search_box);
}
if (type == Variant::BOOL || type == Variant::INT || type == Variant::REAL || type == Variant::VECTOR2 || type == Variant::VECTOR3) {
get_visual_node_names("operators/math/", Set<String>(), found, root, search_box);
}
}
}
if (seq_connect && !visual_script_generic) {
String text = search_box->get_text();
create_visualscript_item(String("VisualScriptCondition"), root, text, String("Condition"));
create_visualscript_item(String("VisualScriptSwitch"), root, text, String("Switch"));
create_visualscript_item(String("VisualScriptSequence"), root, text, String("Sequence"));
create_visualscript_item(String("VisualScriptIterator"), root, text, String("Iterator"));
create_visualscript_item(String("VisualScriptWhile"), root, text, String("While"));
create_visualscript_item(String("VisualScriptReturn"), root, text, String("Return"));
get_visual_node_names("flow_control/type_cast", Set<String>(), found, root, search_box);
get_visual_node_names("functions/built_in/print", Set<String>(), found, root, search_box);
}
if ((properties || seq_connect) && visual_script_generic) {
get_visual_node_names("", Set<String>(), found, root, search_box);
}
TreeItem *selected_item = search_options->search_item_text(search_box->get_text());
if (!found && selected_item != NULL) {
selected_item->select(0);
found = true;
}
get_ok()->set_disabled(root->get_children() == NULL);
}
void VisualScriptPropertySelector::create_visualscript_item(const String &name, TreeItem *const root, const String &search_input, const String &text) {
if (search_input == String() || text.findn(search_input) != -1) {
TreeItem *item = search_options->create_item(root);
item->set_text(0, text);
item->set_icon(0, get_icon("VisualScript", "EditorIcons"));
item->set_metadata(0, name);
item->set_metadata(1, "action");
item->set_selectable(0, true);
item->set_collapsed(1);
item->set_selectable(1, false);
item->set_selectable(2, false);
item->set_metadata(2, connecting);
}
}
void VisualScriptPropertySelector::get_visual_node_names(const String &root_filter, const Set<String> &p_modifiers, bool &found, TreeItem *const root, LineEdit *const search_box) {
Map<String, TreeItem *> path_cache;
List<String> fnodes;
VisualScriptLanguage::singleton->get_registered_node_names(&fnodes);
for (List<String>::Element *E = fnodes.front(); E; E = E->next()) {
if (!E->get().begins_with(root_filter)) {
continue;
}
Vector<String> path = E->get().split("/");
// check if the name has the filter
bool in_filter = false;
Vector<String> tx_filters = search_box->get_text().split(" ");
for (int i = 0; i < tx_filters.size(); i++) {
if (tx_filters[i] == "") {
in_filter = true;
} else {
in_filter = false;
}
if (E->get().findn(tx_filters[i]) != -1) {
in_filter = true;
break;
}
}
if (!in_filter) {
continue;
}
bool in_modifier = false | p_modifiers.empty();
for (Set<String>::Element *F = p_modifiers.front(); F && in_modifier; F = F->next()) {
if (E->get().findn(F->get()) != -1)
in_modifier = true;
}
if (!in_modifier) {
continue;
}
TreeItem *item = search_options->create_item(root);
Ref<VisualScriptNode> vnode = VisualScriptLanguage::singleton->create_node_from_name(E->get());
Ref<VisualScriptOperator> vnode_operator = vnode;
String type_name;
if (vnode_operator.is_valid()) {
String type;
if (path.size() >= 2) {
type = path[1];
}
type_name = type.capitalize() + " ";
}
Ref<VisualScriptFunctionCall> vnode_function_call = vnode;
if (vnode_function_call.is_valid()) {
String basic_type = Variant::get_type_name(vnode_function_call->get_basic_type());
type_name = basic_type.capitalize() + " ";
}
Ref<VisualScriptConstructor> vnode_constructor = vnode;
if (vnode_constructor.is_valid()) {
type_name = "Construct ";
}
Ref<VisualScriptDeconstruct> vnode_deconstruct = vnode;
if (vnode_deconstruct.is_valid()) {
type_name = "Deconstruct ";
}
Vector<String> desc = path[path.size() - 1].replace("(", " ").replace(")", " ").replace(",", " ").split(" ");
for (int i = 0; i < desc.size(); i++) {
desc.write[i] = desc[i].capitalize();
if (desc[i].ends_with(",")) {
desc.write[i] = desc[i].replace(",", ", ");
}
}
item->set_text(0, type_name + String("").join(desc));
item->set_icon(0, get_icon("VisualScript", "EditorIcons"));
item->set_selectable(0, true);
item->set_metadata(0, E->get());
item->set_selectable(0, true);
item->set_metadata(1, "visualscript");
item->set_selectable(1, false);
item->set_selectable(2, false);
item->set_metadata(2, connecting);
}
}
void VisualScriptPropertySelector::_confirmed() {
TreeItem *ti = search_options->get_selected();
if (!ti)
return;
emit_signal("selected", ti->get_metadata(0), ti->get_metadata(1), ti->get_metadata(2));
hide();
}
void VisualScriptPropertySelector::_item_selected() {
help_bit->set_text("");
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 {
class_type = base_type;
}
DocData *dd = EditorHelp::get_doc_data();
String text;
String at_class = class_type;
while (at_class != String()) {
Map<String, DocData::ClassDoc>::Element *E = dd->class_list.find(at_class);
if (E) {
for (int i = 0; i < E->get().properties.size(); i++) {
if (E->get().properties[i].name == name) {
text = E->get().properties[i].description;
}
}
}
at_class = ClassDB::get_parent_class_nocheck(at_class);
}
at_class = class_type;
while (at_class != String()) {
Map<String, DocData::ClassDoc>::Element *C = dd->class_list.find(at_class);
if (C) {
for (int i = 0; i < C->get().methods.size(); i++) {
if (C->get().methods[i].name == name) {
text = C->get().methods[i].description;
}
}
}
at_class = ClassDB::get_parent_class_nocheck(at_class);
}
Map<String, DocData::ClassDoc>::Element *T = dd->class_list.find(class_type);
if (T) {
for (int i = 0; i < T->get().methods.size(); i++) {
Vector<String> functions = name.rsplit("/", false, 1);
if (T->get().methods[i].name == functions[functions.size() - 1]) {
text = T->get().methods[i].description;
}
}
}
List<String> *names = memnew(List<String>);
VisualScriptLanguage::singleton->get_registered_node_names(names);
if (names->find(name) != NULL) {
Ref<VisualScriptOperator> operator_node = VisualScriptLanguage::singleton->create_node_from_name(name);
if (operator_node.is_valid()) {
Map<String, DocData::ClassDoc>::Element *F = dd->class_list.find(operator_node->get_class_name());
if (F) {
text = Variant::get_operator_name(operator_node->get_operator());
}
}
Ref<VisualScriptTypeCast> typecast_node = VisualScriptLanguage::singleton->create_node_from_name(name);
if (typecast_node.is_valid()) {
Map<String, DocData::ClassDoc>::Element *F = dd->class_list.find(typecast_node->get_class_name());
if (F) {
text = F->get().description;
}
}
Ref<VisualScriptBuiltinFunc> builtin_node = VisualScriptLanguage::singleton->create_node_from_name(name);
if (builtin_node.is_valid()) {
Map<String, DocData::ClassDoc>::Element *F = dd->class_list.find(builtin_node->get_class_name());
if (F) {
for (int i = 0; i < F->get().constants.size(); i++) {
if (F->get().constants[i].value.to_int() == int(builtin_node->get_func())) {
text = F->get().constants[i].description;
}
}
}
}
}
memdelete(names);
if (text == String())
return;
help_bit->set_text(text);
}
void VisualScriptPropertySelector::_notification(int p_what) {
if (p_what == NOTIFICATION_ENTER_TREE) {
connect_compat("confirmed", this, "_confirmed");
}
}
void VisualScriptPropertySelector::select_method_from_base_type(const String &p_base, const String &p_current, const bool p_virtuals_only, const bool p_connecting, bool clear_text) {
base_type = p_base;
selected = p_current;
type = Variant::NIL;
properties = false;
instance = NULL;
virtuals_only = p_virtuals_only;
show_window(.5f);
if (clear_text)
search_box->set_text("");
else
search_box->select_all();
search_box->grab_focus();
connecting = p_connecting;
_update_search();
}
void VisualScriptPropertySelector::set_type_filter(const Vector<Variant::Type> &p_type_filter) {
type_filter = p_type_filter;
}
void VisualScriptPropertySelector::select_from_base_type(const String &p_base, const String &p_current, bool p_virtuals_only, bool p_seq_connect, const bool p_connecting, bool clear_text) {
base_type = p_base;
selected = p_current;
type = Variant::NIL;
properties = true;
visual_script_generic = false;
instance = NULL;
virtuals_only = p_virtuals_only;
show_window(.5f);
if (clear_text)
search_box->set_text("");
else
search_box->select_all();
search_box->grab_focus();
seq_connect = p_seq_connect;
connecting = p_connecting;
_update_search();
}
void VisualScriptPropertySelector::select_from_script(const Ref<Script> &p_script, const String &p_current, const bool p_connecting, bool clear_text) {
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;
visual_script_generic = false;
instance = NULL;
virtuals_only = false;
show_window(.5f);
if (clear_text)
search_box->set_text("");
else
search_box->select_all();
search_box->grab_focus();
seq_connect = false;
connecting = p_connecting;
_update_search();
}
void VisualScriptPropertySelector::select_from_basic_type(Variant::Type p_type, const String &p_current, const bool p_connecting, bool clear_text) {
ERR_FAIL_COND(p_type == Variant::NIL);
base_type = "";
selected = p_current;
type = p_type;
properties = true;
visual_script_generic = false;
instance = NULL;
virtuals_only = false;
show_window(.5f);
if (clear_text)
search_box->set_text("");
else
search_box->select_all();
search_box->grab_focus();
seq_connect = false;
connecting = p_connecting;
_update_search();
}
void VisualScriptPropertySelector::select_from_action(const String &p_type, const String &p_current, const bool p_connecting, bool clear_text) {
base_type = p_type;
selected = p_current;
type = Variant::NIL;
properties = false;
visual_script_generic = false;
instance = NULL;
virtuals_only = false;
show_window(.5f);
if (clear_text)
search_box->set_text("");
else
search_box->select_all();
search_box->grab_focus();
seq_connect = true;
connecting = p_connecting;
_update_search();
}
void VisualScriptPropertySelector::select_from_instance(Object *p_instance, const String &p_current, const bool p_connecting, const String &p_basetype, bool clear_text) {
base_type = p_basetype;
selected = p_current;
type = Variant::NIL;
properties = true;
visual_script_generic = false;
instance = p_instance;
virtuals_only = false;
show_window(.5f);
if (clear_text)
search_box->set_text("");
else
search_box->select_all();
search_box->grab_focus();
seq_connect = false;
connecting = p_connecting;
_update_search();
}
void VisualScriptPropertySelector::select_from_visual_script(const String &p_base, const bool p_connecting, bool clear_text) {
base_type = p_base;
selected = "";
type = Variant::NIL;
properties = true;
visual_script_generic = true;
instance = NULL;
virtuals_only = false;
show_window(.5f);
if (clear_text)
search_box->set_text("");
else
search_box->select_all();
search_box->grab_focus();
connecting = p_connecting;
_update_search();
}
void VisualScriptPropertySelector::show_window(float p_screen_ratio) {
Rect2 rect;
Point2 window_size = get_viewport_rect().size;
rect.size = (window_size * p_screen_ratio).floor();
rect.size.x = rect.size.x / 2.2f;
rect.position = ((window_size - rect.size) / 2.0f).floor();
popup(rect);
}
void VisualScriptPropertySelector::_bind_methods() {
ClassDB::bind_method(D_METHOD("_text_changed"), &VisualScriptPropertySelector::_text_changed);
ClassDB::bind_method(D_METHOD("_confirmed"), &VisualScriptPropertySelector::_confirmed);
ClassDB::bind_method(D_METHOD("_sbox_input"), &VisualScriptPropertySelector::_sbox_input);
ClassDB::bind_method(D_METHOD("_item_selected"), &VisualScriptPropertySelector::_item_selected);
ADD_SIGNAL(MethodInfo("selected", PropertyInfo(Variant::STRING, "name"), PropertyInfo(Variant::STRING, "category"), PropertyInfo(Variant::BOOL, "connecting")));
}
VisualScriptPropertySelector::VisualScriptPropertySelector() {
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_compat("text_changed", this, "_text_changed");
search_box->connect_compat("gui_input", this, "_sbox_input");
search_options = memnew(Tree);
vbc->add_margin_child(TTR("Matches:"), search_options, true);
get_ok()->set_text(TTR("Open"));
get_ok()->set_disabled(true);
register_text_enter(search_box);
set_hide_on_ok(false);
search_options->connect_compat("item_activated", this, "_confirmed");
search_options->connect_compat("cell_selected", this, "_item_selected");
search_options->set_hide_root(true);
search_options->set_hide_folding(true);
virtuals_only = false;
seq_connect = false;
help_bit = memnew(EditorHelpBit);
vbc->add_margin_child(TTR("Description:"), help_bit);
help_bit->connect_compat("request_hide", this, "_closed");
search_options->set_columns(3);
search_options->set_column_expand(1, false);
search_options->set_column_expand(2, false);
}
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