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godot/editor/connections_dialog.cpp

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/**************************************************************************/
/* connections_dialog.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 "connections_dialog.h"
#include "core/config/project_settings.h"
#include "core/templates/hash_set.h"
#include "editor/doc_tools.h"
#include "editor/editor_help.h"
#include "editor/editor_inspector.h"
#include "editor/editor_node.h"
#include "editor/editor_scale.h"
#include "editor/editor_settings.h"
#include "editor/editor_undo_redo_manager.h"
#include "editor/gui/scene_tree_editor.h"
#include "editor/node_dock.h"
#include "editor/scene_tree_dock.h"
#include "plugins/script_editor_plugin.h"
#include "scene/gui/button.h"
#include "scene/gui/check_box.h"
#include "scene/gui/label.h"
#include "scene/gui/line_edit.h"
#include "scene/gui/option_button.h"
#include "scene/gui/popup_menu.h"
#include "scene/gui/spin_box.h"
#include "scene/resources/packed_scene.h"
static Node *_find_first_script(Node *p_root, Node *p_node) {
if (p_node != p_root && p_node->get_owner() != p_root) {
return nullptr;
}
if (!p_node->get_script().is_null()) {
return p_node;
}
for (int i = 0; i < p_node->get_child_count(); i++) {
Node *ret = _find_first_script(p_root, p_node->get_child(i));
if (ret) {
return ret;
}
}
return nullptr;
}
class ConnectDialogBinds : public Object {
GDCLASS(ConnectDialogBinds, Object);
public:
Vector<Variant> params;
bool _set(const StringName &p_name, const Variant &p_value) {
String name = p_name;
if (name.begins_with("bind/argument_")) {
int which = name.get_slice("_", 1).to_int() - 1;
ERR_FAIL_INDEX_V(which, params.size(), false);
params.write[which] = p_value;
} else {
return false;
}
return true;
}
bool _get(const StringName &p_name, Variant &r_ret) const {
String name = p_name;
if (name.begins_with("bind/argument_")) {
int which = name.get_slice("_", 1).to_int() - 1;
ERR_FAIL_INDEX_V(which, params.size(), false);
r_ret = params[which];
} else {
return false;
}
return true;
}
void _get_property_list(List<PropertyInfo> *p_list) const {
for (int i = 0; i < params.size(); i++) {
p_list->push_back(PropertyInfo(params[i].get_type(), "bind/argument_" + itos(i + 1)));
}
}
void notify_changed() {
notify_property_list_changed();
}
ConnectDialogBinds() {
}
};
/*
* Signal automatically called by parent dialog.
*/
void ConnectDialog::ok_pressed() {
String method_name = dst_method->get_text();
if (method_name.is_empty()) {
error->set_text(TTR("Method in target node must be specified."));
error->popup_centered();
return;
}
if (!TS->is_valid_identifier(method_name.strip_edges())) {
error->set_text(TTR("Method name must be a valid identifier."));
error->popup_centered();
return;
}
Node *target = tree->get_selected();
if (!target) {
return; // Nothing selected in the tree, not an error.
}
if (target->get_script().is_null()) {
if (!target->has_method(method_name)) {
error->set_text(TTR("Target method not found. Specify a valid method or attach a script to the target node."));
error->popup_centered();
return;
}
}
emit_signal(SNAME("connected"));
hide();
}
void ConnectDialog::_cancel_pressed() {
hide();
}
void ConnectDialog::_item_activated() {
_ok_pressed(); // From AcceptDialog.
}
void ConnectDialog::_text_submitted(const String &p_text) {
_ok_pressed(); // From AcceptDialog.
}
/*
* Called each time a target node is selected within the target node tree.
*/
void ConnectDialog::_tree_node_selected() {
Node *current = tree->get_selected();
if (!current) {
return;
}
dst_path = source->get_path_to(current);
if (!edit_mode) {
set_dst_method(generate_method_callback_name(source, signal, current));
}
_update_method_tree();
_update_ok_enabled();
}
void ConnectDialog::_focus_currently_connected() {
tree->set_selected(source);
}
void ConnectDialog::_unbind_count_changed(double p_count) {
for (Control *control : bind_controls) {
BaseButton *b = Object::cast_to<BaseButton>(control);
if (b) {
b->set_disabled(p_count > 0);
}
EditorInspector *e = Object::cast_to<EditorInspector>(control);
if (e) {
e->set_read_only(p_count > 0);
}
}
}
void ConnectDialog::_method_selected() {
TreeItem *selected_item = method_tree->get_selected();
dst_method->set_text(selected_item->get_metadata(0));
}
/*
* Adds a new parameter bind to connection.
*/
void ConnectDialog::_add_bind() {
Variant::Type type = (Variant::Type)type_list->get_item_id(type_list->get_selected());
Variant value;
Callable::CallError err;
Variant::construct(type, value, nullptr, 0, err);
cdbinds->params.push_back(value);
cdbinds->notify_changed();
}
/*
* Remove parameter bind from connection.
*/
void ConnectDialog::_remove_bind() {
String st = bind_editor->get_selected_path();
if (st.is_empty()) {
return;
}
int idx = st.get_slice("/", 1).to_int() - 1;
ERR_FAIL_INDEX(idx, cdbinds->params.size());
cdbinds->params.remove_at(idx);
cdbinds->notify_changed();
}
/*
* Automatically generates a name for the callback method.
*/
StringName ConnectDialog::generate_method_callback_name(Node *p_source, String p_signal_name, Node *p_target) {
String node_name = p_source->get_name();
for (int i = 0; i < node_name.length(); i++) { // TODO: Regex filter may be cleaner.
char32_t c = node_name[i];
if ((i == 0 && !is_unicode_identifier_start(c)) || (i > 0 && !is_unicode_identifier_continue(c))) {
if (c == ' ') {
// Replace spaces with underlines.
c = '_';
} else {
// Remove any other characters.
node_name.remove_at(i);
i--;
continue;
}
}
node_name[i] = c;
}
Dictionary subst;
subst["NodeName"] = node_name.to_pascal_case();
subst["nodeName"] = node_name.to_camel_case();
subst["node_name"] = node_name.to_snake_case();
subst["SignalName"] = p_signal_name.to_pascal_case();
subst["signalName"] = p_signal_name.to_camel_case();
subst["signal_name"] = p_signal_name.to_snake_case();
String dst_method;
if (p_source == p_target) {
dst_method = String(GLOBAL_GET("editor/naming/default_signal_callback_to_self_name")).format(subst);
} else {
dst_method = String(GLOBAL_GET("editor/naming/default_signal_callback_name")).format(subst);
}
return dst_method;
}
void ConnectDialog::_create_method_tree_items(const List<MethodInfo> &p_methods, TreeItem *p_parent_item) {
for (const MethodInfo &mi : p_methods) {
TreeItem *method_item = method_tree->create_item(p_parent_item);
method_item->set_text(0, get_signature(mi));
method_item->set_metadata(0, mi.name);
}
}
List<MethodInfo> ConnectDialog::_filter_method_list(const List<MethodInfo> &p_methods, const MethodInfo &p_signal, const String &p_search_string) const {
bool check_signal = compatible_methods_only->is_pressed();
List<MethodInfo> ret;
for (const MethodInfo &mi : p_methods) {
if (!p_search_string.is_empty() && !mi.name.contains(p_search_string)) {
continue;
}
if (check_signal) {
if (mi.arguments.size() != p_signal.arguments.size()) {
continue;
}
bool type_mismatch = false;
const List<PropertyInfo>::Element *E = p_signal.arguments.front();
for (const List<PropertyInfo>::Element *F = mi.arguments.front(); F; F = F->next(), E = E->next()) {
Variant::Type stype = E->get().type;
Variant::Type mtype = F->get().type;
if (stype != Variant::NIL && mtype != Variant::NIL && stype != mtype) {
type_mismatch = true;
break;
}
if (stype == Variant::OBJECT && mtype == Variant::OBJECT && !ClassDB::is_parent_class(E->get().class_name, F->get().class_name)) {
type_mismatch = true;
break;
}
}
if (type_mismatch) {
continue;
}
}
ret.push_back(mi);
}
return ret;
}
void ConnectDialog::_update_method_tree() {
method_tree->clear();
Color disabled_color = get_theme_color(SNAME("accent_color"), SNAME("Editor")) * 0.7;
String search_string = method_search->get_text();
Node *target = tree->get_selected();
if (!target) {
return;
}
MethodInfo signal_info;
if (compatible_methods_only->is_pressed()) {
List<MethodInfo> signals;
source->get_signal_list(&signals);
for (const MethodInfo &mi : signals) {
if (mi.name == signal) {
signal_info = mi;
break;
}
}
}
TreeItem *root_item = method_tree->create_item();
root_item->set_text(0, TTR("Methods"));
root_item->set_selectable(0, false);
// If a script is attached, get methods from it.
ScriptInstance *si = target->get_script_instance();
if (si) {
if (si->get_script()->is_built_in()) {
si->get_script()->reload();
}
List<MethodInfo> methods;
si->get_method_list(&methods);
methods = _filter_method_list(methods, signal_info, search_string);
if (!methods.is_empty()) {
TreeItem *si_item = method_tree->create_item(root_item);
si_item->set_text(0, TTR("Attached Script"));
si_item->set_icon(0, get_theme_icon(SNAME("Script"), SNAME("EditorIcons")));
si_item->set_selectable(0, false);
_create_method_tree_items(methods, si_item);
}
}
if (script_methods_only->is_pressed()) {
empty_tree_label->set_visible(root_item->get_first_child() == nullptr);
return;
}
// Get methods from each class in the hierarchy.
StringName current_class = target->get_class_name();
do {
TreeItem *class_item = method_tree->create_item(root_item);
class_item->set_text(0, current_class);
Ref<Texture2D> icon = get_theme_icon(SNAME("Node"), SNAME("EditorIcons"));
if (has_theme_icon(current_class, SNAME("EditorIcons"))) {
icon = get_theme_icon(current_class, SNAME("EditorIcons"));
}
class_item->set_icon(0, icon);
class_item->set_selectable(0, false);
List<MethodInfo> methods;
ClassDB::get_method_list(current_class, &methods, true);
methods = _filter_method_list(methods, signal_info, search_string);
if (methods.is_empty()) {
class_item->set_custom_color(0, disabled_color);
} else {
_create_method_tree_items(methods, class_item);
}
current_class = ClassDB::get_parent_class_nocheck(current_class);
} while (current_class != StringName());
empty_tree_label->set_visible(root_item->get_first_child() == nullptr);
}
void ConnectDialog::_method_check_button_pressed(const CheckButton *p_button) {
if (p_button == script_methods_only) {
EditorSettings::get_singleton()->set_project_metadata("editor_metadata", "show_script_methods_only", p_button->is_pressed());
} else if (p_button == compatible_methods_only) {
EditorSettings::get_singleton()->set_project_metadata("editor_metadata", "show_compatible_methods_only", p_button->is_pressed());
}
_update_method_tree();
}
void ConnectDialog::_open_method_popup() {
method_popup->popup_centered();
method_search->clear();
method_search->grab_focus();
}
/*
* Enables or disables the connect button. The connect button is enabled if a
* node is selected and valid in the selected mode.
*/
void ConnectDialog::_update_ok_enabled() {
Node *target = tree->get_selected();
if (target == nullptr) {
get_ok_button()->set_disabled(true);
return;
}
if (dst_method->get_text().is_empty()) {
get_ok_button()->set_disabled(true);
return;
}
get_ok_button()->set_disabled(false);
}
void ConnectDialog::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
bind_editor->edit(cdbinds);
[[fallthrough]];
}
case NOTIFICATION_THEME_CHANGED: {
for (int i = 0; i < type_list->get_item_count(); i++) {
String type_name = Variant::get_type_name((Variant::Type)type_list->get_item_id(i));
type_list->set_item_icon(i, get_theme_icon(type_name, SNAME("EditorIcons")));
}
Ref<StyleBox> style = get_theme_stylebox("normal", "LineEdit")->duplicate();
if (style.is_valid()) {
style->set_content_margin(SIDE_TOP, style->get_content_margin(SIDE_TOP) + 1.0);
from_signal->add_theme_style_override("normal", style);
}
method_search->set_right_icon(get_theme_icon("Search", "EditorIcons"));
open_method_tree->set_icon(get_theme_icon("Edit", "EditorIcons"));
} break;
}
}
void ConnectDialog::_bind_methods() {
ADD_SIGNAL(MethodInfo("connected"));
}
Node *ConnectDialog::get_source() const {
return source;
}
ConnectDialog::ConnectionData ConnectDialog::get_source_connection_data() const {
return source_connection_data;
}
StringName ConnectDialog::get_signal_name() const {
return signal;
}
PackedStringArray ConnectDialog::get_signal_args() const {
return signal_args;
}
NodePath ConnectDialog::get_dst_path() const {
return dst_path;
}
void ConnectDialog::set_dst_node(Node *p_node) {
tree->set_selected(p_node);
}
StringName ConnectDialog::get_dst_method_name() const {
String txt = dst_method->get_text();
if (txt.contains("(")) {
txt = txt.left(txt.find("(")).strip_edges();
}
return txt;
}
void ConnectDialog::set_dst_method(const StringName &p_method) {
dst_method->set_text(p_method);
}
int ConnectDialog::get_unbinds() const {
return int(unbind_count->get_value());
}
Vector<Variant> ConnectDialog::get_binds() const {
return cdbinds->params;
}
String ConnectDialog::get_signature(const MethodInfo &p_method, PackedStringArray *r_arg_names) {
PackedStringArray signature;
signature.append(p_method.name);
signature.append("(");
for (int i = 0; i < p_method.arguments.size(); i++) {
if (i > 0) {
signature.append(", ");
}
const PropertyInfo &pi = p_method.arguments[i];
String tname = "var";
if (pi.type == Variant::OBJECT && pi.class_name != StringName()) {
tname = pi.class_name.operator String();
} else if (pi.type != Variant::NIL) {
tname = Variant::get_type_name(pi.type);
}
signature.append((pi.name.is_empty() ? String("arg " + itos(i)) : pi.name) + ": " + tname);
if (r_arg_names) {
r_arg_names->push_back(pi.name + ":" + tname);
}
}
signature.append(")");
return String().join(signature);
}
bool ConnectDialog::get_deferred() const {
return deferred->is_pressed();
}
bool ConnectDialog::get_one_shot() const {
return one_shot->is_pressed();
}
/*
* Returns true if ConnectDialog is being used to edit an existing connection.
*/
bool ConnectDialog::is_editing() const {
return edit_mode;
}
/*
* Initialize ConnectDialog and populate fields with expected data.
* If creating a connection from scratch, sensible defaults are used.
* If editing an existing connection, previous data is retained.
*/
void ConnectDialog::init(const ConnectionData &p_cd, const PackedStringArray &p_signal_args, bool p_edit) {
set_hide_on_ok(false);
source = static_cast<Node *>(p_cd.source);
signal = p_cd.signal;
signal_args = p_signal_args;
tree->set_selected(nullptr);
tree->set_marked(source, true);
if (p_cd.target) {
set_dst_node(static_cast<Node *>(p_cd.target));
set_dst_method(p_cd.method);
}
_update_ok_enabled();
bool b_deferred = (p_cd.flags & CONNECT_DEFERRED) == CONNECT_DEFERRED;
bool b_oneshot = (p_cd.flags & CONNECT_ONE_SHOT) == CONNECT_ONE_SHOT;
deferred->set_pressed(b_deferred);
one_shot->set_pressed(b_oneshot);
unbind_count->set_max(p_signal_args.size());
unbind_count->set_value(p_cd.unbinds);
_unbind_count_changed(p_cd.unbinds);
cdbinds->params.clear();
cdbinds->params = p_cd.binds;
cdbinds->notify_changed();
edit_mode = p_edit;
source_connection_data = p_cd;
}
void ConnectDialog::popup_dialog(const String p_for_signal) {
from_signal->set_text(p_for_signal);
error_label->add_theme_color_override("font_color", error_label->get_theme_color(SNAME("error_color"), SNAME("Editor")));
filter_nodes->clear();
if (!advanced->is_pressed()) {
error_label->set_visible(!_find_first_script(get_tree()->get_edited_scene_root(), get_tree()->get_edited_scene_root()));
}
if (first_popup) {
first_popup = false;
_advanced_pressed();
}
popup_centered();
}
void ConnectDialog::_advanced_pressed() {
if (advanced->is_pressed()) {
connect_to_label->set_text(TTR("Connect to Node:"));
tree->set_connect_to_script_mode(false);
vbc_right->show();
error_label->hide();
} else {
reset_size();
connect_to_label->set_text(TTR("Connect to Script:"));
tree->set_connect_to_script_mode(true);
vbc_right->hide();
error_label->set_visible(!_find_first_script(get_tree()->get_edited_scene_root(), get_tree()->get_edited_scene_root()));
}
EditorSettings::get_singleton()->set_project_metadata("editor_metadata", "use_advanced_connections", advanced->is_pressed());
popup_centered();
}
ConnectDialog::ConnectDialog() {
set_min_size(Size2(0, 500) * EDSCALE);
HBoxContainer *main_hb = memnew(HBoxContainer);
add_child(main_hb);
VBoxContainer *vbc_left = memnew(VBoxContainer);
main_hb->add_child(vbc_left);
vbc_left->set_h_size_flags(Control::SIZE_EXPAND_FILL);
vbc_left->set_custom_minimum_size(Vector2(400 * EDSCALE, 0));
from_signal = memnew(LineEdit);
vbc_left->add_margin_child(TTR("From Signal:"), from_signal);
from_signal->set_editable(false);
tree = memnew(SceneTreeEditor(false));
tree->set_connecting_signal(true);
tree->set_show_enabled_subscene(true);
tree->set_v_size_flags(Control::SIZE_FILL | Control::SIZE_EXPAND);
tree->get_scene_tree()->connect("item_activated", callable_mp(this, &ConnectDialog::_item_activated));
tree->connect("node_selected", callable_mp(this, &ConnectDialog::_tree_node_selected));
tree->set_connect_to_script_mode(true);
HBoxContainer *hbc_filter = memnew(HBoxContainer);
filter_nodes = memnew(LineEdit);
hbc_filter->add_child(filter_nodes);
filter_nodes->set_h_size_flags(Control::SIZE_FILL | Control::SIZE_EXPAND);
filter_nodes->set_placeholder(TTR("Filter Nodes"));
filter_nodes->set_clear_button_enabled(true);
filter_nodes->connect("text_changed", callable_mp(tree, &SceneTreeEditor::set_filter));
Button *focus_current = memnew(Button);
hbc_filter->add_child(focus_current);
focus_current->set_text(TTR("Go to Source"));
focus_current->connect("pressed", callable_mp(this, &ConnectDialog::_focus_currently_connected));
Node *mc = vbc_left->add_margin_child(TTR("Connect to Script:"), hbc_filter, false);
connect_to_label = Object::cast_to<Label>(vbc_left->get_child(mc->get_index() - 1));
vbc_left->add_child(tree);
error_label = memnew(Label);
error_label->set_text(TTR("Scene does not contain any script."));
vbc_left->add_child(error_label);
error_label->hide();
method_popup = memnew(AcceptDialog);
method_popup->set_title(TTR("Select Method"));
method_popup->set_min_size(Vector2(400, 600) * EDSCALE);
add_child(method_popup);
VBoxContainer *method_vbc = memnew(VBoxContainer);
method_popup->add_child(method_vbc);
method_search = memnew(LineEdit);
method_vbc->add_child(method_search);
method_search->set_placeholder(TTR("Filter Methods"));
method_search->set_clear_button_enabled(true);
method_search->connect("text_changed", callable_mp(this, &ConnectDialog::_update_method_tree).unbind(1));
method_tree = memnew(Tree);
method_vbc->add_child(method_tree);
method_tree->set_v_size_flags(Control::SIZE_EXPAND_FILL);
method_tree->set_hide_root(true);
method_tree->connect("item_selected", callable_mp(this, &ConnectDialog::_method_selected));
method_tree->connect("item_activated", callable_mp((Window *)method_popup, &Window::hide));
empty_tree_label = memnew(Label(TTR("No method found matching given filters.")));
method_popup->add_child(empty_tree_label);
empty_tree_label->set_horizontal_alignment(HORIZONTAL_ALIGNMENT_CENTER);
empty_tree_label->set_vertical_alignment(VERTICAL_ALIGNMENT_CENTER);
empty_tree_label->set_autowrap_mode(TextServer::AUTOWRAP_WORD);
script_methods_only = memnew(CheckButton(TTR("Script Methods Only")));
method_vbc->add_child(script_methods_only);
script_methods_only->set_h_size_flags(Control::SIZE_SHRINK_END);
script_methods_only->set_pressed(EditorSettings::get_singleton()->get_project_metadata("editor_metadata", "show_script_methods_only", true));
script_methods_only->connect("pressed", callable_mp(this, &ConnectDialog::_method_check_button_pressed).bind(script_methods_only));
compatible_methods_only = memnew(CheckButton(TTR("Compatible Methods Only")));
method_vbc->add_child(compatible_methods_only);
compatible_methods_only->set_h_size_flags(Control::SIZE_SHRINK_END);
compatible_methods_only->set_pressed(EditorSettings::get_singleton()->get_project_metadata("editor_metadata", "show_compatible_methods_only", true));
compatible_methods_only->connect("pressed", callable_mp(this, &ConnectDialog::_method_check_button_pressed).bind(compatible_methods_only));
vbc_right = memnew(VBoxContainer);
main_hb->add_child(vbc_right);
vbc_right->set_h_size_flags(Control::SIZE_EXPAND_FILL);
vbc_right->set_custom_minimum_size(Vector2(150 * EDSCALE, 0));
vbc_right->hide();
HBoxContainer *add_bind_hb = memnew(HBoxContainer);
type_list = memnew(OptionButton);
type_list->set_h_size_flags(Control::SIZE_EXPAND_FILL);
add_bind_hb->add_child(type_list);
for (int i = 0; i < Variant::VARIANT_MAX; i++) {
if (i == Variant::NIL || i == Variant::OBJECT || i == Variant::CALLABLE || i == Variant::SIGNAL || i == Variant::RID) {
// These types can't be constructed or serialized properly, so skip them.
continue;
}
type_list->add_item(Variant::get_type_name(Variant::Type(i)), i);
}
bind_controls.push_back(type_list);
Button *add_bind = memnew(Button);
add_bind->set_text(TTR("Add"));
add_bind_hb->add_child(add_bind);
add_bind->connect("pressed", callable_mp(this, &ConnectDialog::_add_bind));
bind_controls.push_back(add_bind);
Button *del_bind = memnew(Button);
del_bind->set_text(TTR("Remove"));
add_bind_hb->add_child(del_bind);
del_bind->connect("pressed", callable_mp(this, &ConnectDialog::_remove_bind));
bind_controls.push_back(del_bind);
vbc_right->add_margin_child(TTR("Add Extra Call Argument:"), add_bind_hb);
bind_editor = memnew(EditorInspector);
bind_controls.push_back(bind_editor);
vbc_right->add_margin_child(TTR("Extra Call Arguments:"), bind_editor, true);
unbind_count = memnew(SpinBox);
unbind_count->set_tooltip_text(TTR("Allows to drop arguments sent by signal emitter."));
unbind_count->connect("value_changed", callable_mp(this, &ConnectDialog::_unbind_count_changed));
vbc_right->add_margin_child(TTR("Unbind Signal Arguments:"), unbind_count);
HBoxContainer *hbc_method = memnew(HBoxContainer);
vbc_left->add_margin_child(TTR("Receiver Method:"), hbc_method);
dst_method = memnew(LineEdit);
dst_method->set_h_size_flags(Control::SIZE_EXPAND_FILL);
dst_method->connect("text_changed", callable_mp(method_tree, &Tree::deselect_all).unbind(1));
dst_method->connect("text_submitted", callable_mp(this, &ConnectDialog::_text_submitted));
hbc_method->add_child(dst_method);
open_method_tree = memnew(Button);
hbc_method->add_child(open_method_tree);
open_method_tree->set_text("Pick");
open_method_tree->connect("pressed", callable_mp(this, &ConnectDialog::_open_method_popup));
advanced = memnew(CheckButton(TTR("Advanced")));
vbc_left->add_child(advanced);
advanced->set_h_size_flags(Control::SIZE_SHRINK_BEGIN | Control::SIZE_EXPAND);
advanced->set_pressed(EditorSettings::get_singleton()->get_project_metadata("editor_metadata", "use_advanced_connections", false));
advanced->connect("pressed", callable_mp(this, &ConnectDialog::_advanced_pressed));
HBoxContainer *hbox = memnew(HBoxContainer);
vbc_right->add_child(hbox);
deferred = memnew(CheckBox);
deferred->set_h_size_flags(0);
deferred->set_text(TTR("Deferred"));
deferred->set_tooltip_text(TTR("Defers the signal, storing it in a queue and only firing it at idle time."));
hbox->add_child(deferred);
one_shot = memnew(CheckBox);
one_shot->set_h_size_flags(0);
one_shot->set_text(TTR("One Shot"));
one_shot->set_tooltip_text(TTR("Disconnects the signal after its first emission."));
hbox->add_child(one_shot);
cdbinds = memnew(ConnectDialogBinds);
error = memnew(AcceptDialog);
add_child(error);
error->set_title(TTR("Cannot connect signal"));
error->set_ok_button_text(TTR("Close"));
set_ok_button_text(TTR("Connect"));
}
ConnectDialog::~ConnectDialog() {
memdelete(cdbinds);
}
//////////////////////////////////////////
// Originally copied and adapted from EditorProperty, try to keep style in sync.
Control *ConnectionsDockTree::make_custom_tooltip(const String &p_text) const {
EditorHelpBit *help_bit = memnew(EditorHelpBit);
help_bit->get_rich_text()->set_custom_minimum_size(Size2(360 * EDSCALE, 1));
// p_text is expected to be something like this:
// "gui_input::(event: InputEvent)::<Signal description>"
// with the latter being possibly empty.
PackedStringArray slices = p_text.split("::", false);
if (slices.size() < 2) {
// Shouldn't happen here, but just in case pass the text along.
help_bit->set_text(p_text);
return help_bit;
}
String text = TTR("Signal:") + " [u][b]" + slices[0] + "[/b][/u]";
text += slices[1].strip_edges() + "\n";
if (slices.size() > 2) {
text += slices[2].strip_edges();
} else {
text += "[i]" + TTR("No description.") + "[/i]";
}
help_bit->set_text(text);
return help_bit;
}
struct _ConnectionsDockMethodInfoSort {
_FORCE_INLINE_ bool operator()(const MethodInfo &a, const MethodInfo &b) const {
return a.name < b.name;
}
};
void ConnectionsDock::_filter_changed(const String &p_text) {
update_tree();
}
/*
* Post-ConnectDialog callback for creating/editing connections.
* Creates or edits connections based on state of the ConnectDialog when "Connect" is pressed.
*/
void ConnectionsDock::_make_or_edit_connection() {
NodePath dst_path = connect_dialog->get_dst_path();
Node *target = selected_node->get_node(dst_path);
ERR_FAIL_COND(!target);
ConnectDialog::ConnectionData cd;
cd.source = connect_dialog->get_source();
cd.target = target;
cd.signal = connect_dialog->get_signal_name();
cd.method = connect_dialog->get_dst_method_name();
cd.unbinds = connect_dialog->get_unbinds();
if (cd.unbinds == 0) {
cd.binds = connect_dialog->get_binds();
}
bool b_deferred = connect_dialog->get_deferred();
bool b_oneshot = connect_dialog->get_one_shot();
cd.flags = CONNECT_PERSIST | (b_deferred ? CONNECT_DEFERRED : 0) | (b_oneshot ? CONNECT_ONE_SHOT : 0);
// Conditions to add function: must have a script and must not have the method already
// (in the class, the script itself, or inherited).
bool add_script_function = false;
Ref<Script> scr = target->get_script();
if (!scr.is_null() && !ClassDB::has_method(target->get_class(), cd.method)) {
// There is a chance that the method is inherited from another script.
bool found_inherited_function = false;
Ref<Script> inherited_scr = scr->get_base_script();
while (!inherited_scr.is_null()) {
int line = inherited_scr->get_language()->find_function(cd.method, inherited_scr->get_source_code());
if (line != -1) {
found_inherited_function = true;
break;
}
inherited_scr = inherited_scr->get_base_script();
}
add_script_function = !found_inherited_function;
}
if (connect_dialog->is_editing()) {
_disconnect(connect_dialog->get_source_connection_data());
_connect(cd);
} else {
_connect(cd);
}
if (add_script_function) {
PackedStringArray script_function_args = connect_dialog->get_signal_args();
script_function_args.resize(script_function_args.size() - cd.unbinds);
for (int i = 0; i < cd.binds.size(); i++) {
script_function_args.push_back("extra_arg_" + itos(i) + ":" + Variant::get_type_name(cd.binds[i].get_type()));
}
EditorNode::get_singleton()->emit_signal(SNAME("script_add_function_request"), target, cd.method, script_function_args);
hide();
}
update_tree();
}
/*
* Creates single connection w/ undo-redo functionality.
*/
void ConnectionsDock::_connect(const ConnectDialog::ConnectionData &p_cd) {
Node *source = Object::cast_to<Node>(p_cd.source);
Node *target = Object::cast_to<Node>(p_cd.target);
if (!source || !target) {
return;
}
Callable callable = p_cd.get_callable();
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(vformat(TTR("Connect '%s' to '%s'"), String(p_cd.signal), String(p_cd.method)));
undo_redo->add_do_method(source, "connect", p_cd.signal, callable, p_cd.flags);
undo_redo->add_undo_method(source, "disconnect", p_cd.signal, callable);
undo_redo->add_do_method(this, "update_tree");
undo_redo->add_undo_method(this, "update_tree");
undo_redo->add_do_method(SceneTreeDock::get_singleton()->get_tree_editor(), "update_tree"); // To force redraw of scene tree.
undo_redo->add_undo_method(SceneTreeDock::get_singleton()->get_tree_editor(), "update_tree");
undo_redo->commit_action();
}
/*
* Break single connection w/ undo-redo functionality.
*/
void ConnectionsDock::_disconnect(const ConnectDialog::ConnectionData &p_cd) {
ERR_FAIL_COND(p_cd.source != selected_node); // Shouldn't happen but... Bugcheck.
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(vformat(TTR("Disconnect '%s' from '%s'"), p_cd.signal, p_cd.method));
Callable callable = p_cd.get_callable();
undo_redo->add_do_method(selected_node, "disconnect", p_cd.signal, callable);
undo_redo->add_undo_method(selected_node, "connect", p_cd.signal, callable, p_cd.flags);
undo_redo->add_do_method(this, "update_tree");
undo_redo->add_undo_method(this, "update_tree");
undo_redo->add_do_method(SceneTreeDock::get_singleton()->get_tree_editor(), "update_tree"); // To force redraw of scene tree.
undo_redo->add_undo_method(SceneTreeDock::get_singleton()->get_tree_editor(), "update_tree");
undo_redo->commit_action();
}
/*
* Break all connections of currently selected signal.
* Can undo-redo as a single action.
*/
void ConnectionsDock::_disconnect_all() {
TreeItem *item = tree->get_selected();
if (!_is_item_signal(*item)) {
return;
}
TreeItem *child = item->get_first_child();
String signal_name = item->get_metadata(0).operator Dictionary()["name"];
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(vformat(TTR("Disconnect all from signal: '%s'"), signal_name));
while (child) {
Connection connection = child->get_metadata(0);
if (!_is_connection_inherited(connection)) {
ConnectDialog::ConnectionData cd = connection;
undo_redo->add_do_method(selected_node, "disconnect", cd.signal, cd.get_callable());
undo_redo->add_undo_method(selected_node, "connect", cd.signal, cd.get_callable(), cd.flags);
}
child = child->get_next();
}
undo_redo->add_do_method(this, "update_tree");
undo_redo->add_undo_method(this, "update_tree");
undo_redo->add_do_method(SceneTreeDock::get_singleton()->get_tree_editor(), "update_tree");
undo_redo->add_undo_method(SceneTreeDock::get_singleton()->get_tree_editor(), "update_tree");
undo_redo->commit_action();
}
void ConnectionsDock::_tree_item_selected() {
TreeItem *item = tree->get_selected();
if (!item) { // Unlikely. Disable button just in case.
connect_button->set_text(TTR("Connect..."));
connect_button->set_icon(get_theme_icon(SNAME("Instance"), SNAME("EditorIcons")));
connect_button->set_disabled(true);
} else if (_is_item_signal(*item)) {
connect_button->set_text(TTR("Connect..."));
connect_button->set_icon(get_theme_icon(SNAME("Instance"), SNAME("EditorIcons")));
connect_button->set_disabled(false);
} else {
connect_button->set_text(TTR("Disconnect"));
connect_button->set_icon(get_theme_icon(SNAME("Unlinked"), SNAME("EditorIcons")));
connect_button->set_disabled(false);
}
}
void ConnectionsDock::_tree_item_activated() { // "Activation" on double-click.
TreeItem *item = tree->get_selected();
if (!item) {
return;
}
if (_is_item_signal(*item)) {
_open_connection_dialog(*item);
} else {
_go_to_script(*item);
}
}
bool ConnectionsDock::_is_item_signal(TreeItem &p_item) {
return (p_item.get_parent() == tree->get_root() || p_item.get_parent()->get_parent() == tree->get_root());
}
bool ConnectionsDock::_is_connection_inherited(Connection &p_connection) {
return bool(p_connection.flags & CONNECT_INHERITED);
}
/*
* Open connection dialog with TreeItem data to CREATE a brand-new connection.
*/
void ConnectionsDock::_open_connection_dialog(TreeItem &p_item) {
Dictionary sinfo = p_item.get_metadata(0);
String signal_name = sinfo["name"];
PackedStringArray signal_args = sinfo["args"];
Node *dst_node = selected_node->get_owner() ? selected_node->get_owner() : selected_node;
if (!dst_node || dst_node->get_script().is_null()) {
dst_node = _find_first_script(get_tree()->get_edited_scene_root(), get_tree()->get_edited_scene_root());
}
ConnectDialog::ConnectionData cd;
cd.source = selected_node;
cd.signal = StringName(signal_name);
cd.target = dst_node;
cd.method = ConnectDialog::generate_method_callback_name(cd.source, signal_name, cd.target);
connect_dialog->popup_dialog(signal_name + "(" + String(", ").join(signal_args) + ")");
connect_dialog->init(cd, signal_args);
connect_dialog->set_title(TTR("Connect a Signal to a Method"));
}
/*
* Open connection dialog with Connection data to EDIT an existing connection.
*/
void ConnectionsDock::_open_edit_connection_dialog(TreeItem &p_item) {
TreeItem *signal_item = p_item.get_parent();
ERR_FAIL_COND(!signal_item);
Connection connection = p_item.get_metadata(0);
ConnectDialog::ConnectionData cd = connection;
Node *src = Object::cast_to<Node>(cd.source);
Node *dst = Object::cast_to<Node>(cd.target);
if (src && dst) {
const String &signal_name_ref = cd.signal;
PackedStringArray signal_args = signal_item->get_metadata(0).operator Dictionary()["args"];
connect_dialog->set_title(vformat(TTR("Edit Connection: '%s'"), cd.signal));
connect_dialog->popup_dialog(signal_name_ref);
connect_dialog->init(cd, signal_args, true);
}
}
/*
* Open slot method location in script editor.
*/
void ConnectionsDock::_go_to_script(TreeItem &p_item) {
if (_is_item_signal(p_item)) {
return;
}
Connection connection = p_item.get_metadata(0);
ConnectDialog::ConnectionData cd = connection;
ERR_FAIL_COND(cd.source != selected_node); // Shouldn't happen but... bugcheck.
if (!cd.target) {
return;
}
Ref<Script> scr = cd.target->get_script();
if (scr.is_null()) {
return;
}
if (scr.is_valid() && ScriptEditor::get_singleton()->script_goto_method(scr, cd.method)) {
EditorNode::get_singleton()->editor_select(EditorNode::EDITOR_SCRIPT);
}
}
void ConnectionsDock::_handle_signal_menu_option(int p_option) {
TreeItem *item = tree->get_selected();
if (!item) {
return;
}
Dictionary meta = item->get_metadata(0);
switch (p_option) {
case CONNECT: {
_open_connection_dialog(*item);
} break;
case DISCONNECT_ALL: {
disconnect_all_dialog->set_text(vformat(TTR("Are you sure you want to remove all connections from the \"%s\" signal?"), meta["name"]));
disconnect_all_dialog->popup_centered();
} break;
case COPY_NAME: {
DisplayServer::get_singleton()->clipboard_set(meta["name"]);
} break;
case OPEN_DOCUMENTATION: {
ScriptEditor::get_singleton()->goto_help("class_signal:" + String(meta["class"]) + ":" + String(meta["name"]));
EditorNode::get_singleton()->set_visible_editor(EditorNode::EDITOR_SCRIPT);
} break;
}
}
void ConnectionsDock::_signal_menu_about_to_popup() {
TreeItem *item = tree->get_selected();
if (!item) {
return;
}
Dictionary meta = item->get_metadata(0);
bool disable_disconnect_all = true;
for (int i = 0; i < item->get_child_count(); i++) {
if (!item->get_child(i)->has_meta("_inherited_connection")) {
disable_disconnect_all = false;
}
}
signal_menu->set_item_disabled(signal_menu->get_item_index(DISCONNECT_ALL), disable_disconnect_all);
signal_menu->set_item_disabled(signal_menu->get_item_index(OPEN_DOCUMENTATION), String(meta["class"]).is_empty());
}
void ConnectionsDock::_handle_slot_menu_option(int p_option) {
TreeItem *item = tree->get_selected();
if (!item) {
return;
}
switch (p_option) {
case EDIT: {
_open_edit_connection_dialog(*item);
} break;
case GO_TO_SCRIPT: {
_go_to_script(*item);
} break;
case DISCONNECT: {
Connection connection = item->get_metadata(0);
_disconnect(connection);
update_tree();
} break;
}
}
void ConnectionsDock::_slot_menu_about_to_popup() {
bool connection_is_inherited = tree->get_selected()->has_meta("_inherited_connection");
slot_menu->set_item_disabled(slot_menu->get_item_index(EDIT), connection_is_inherited);
slot_menu->set_item_disabled(slot_menu->get_item_index(DISCONNECT), connection_is_inherited);
}
void ConnectionsDock::_rmb_pressed(Vector2 p_position, MouseButton p_button) {
if (p_button != MouseButton::RIGHT) {
return;
}
TreeItem *item = tree->get_selected();
if (!item) {
return;
}
Vector2 screen_position = tree->get_screen_position() + p_position;
if (_is_item_signal(*item)) {
signal_menu->set_position(screen_position);
signal_menu->reset_size();
signal_menu->popup();
} else {
slot_menu->set_position(screen_position);
slot_menu->reset_size();
slot_menu->popup();
}
}
void ConnectionsDock::_close() {
hide();
}
void ConnectionsDock::_connect_pressed() {
TreeItem *item = tree->get_selected();
if (!item) {
connect_button->set_disabled(true);
return;
}
if (_is_item_signal(*item)) {
_open_connection_dialog(*item);
} else {
Connection connection = item->get_metadata(0);
_disconnect(connection);
update_tree();
}
}
void ConnectionsDock::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE:
case NOTIFICATION_THEME_CHANGED: {
search_box->set_right_icon(get_theme_icon(SNAME("Search"), SNAME("EditorIcons")));
signal_menu->set_item_icon(signal_menu->get_item_index(CONNECT), get_theme_icon(SNAME("Instance"), SNAME("EditorIcons")));
signal_menu->set_item_icon(signal_menu->get_item_index(DISCONNECT_ALL), get_theme_icon(SNAME("Unlinked"), SNAME("EditorIcons")));
signal_menu->set_item_icon(signal_menu->get_item_index(COPY_NAME), get_theme_icon(SNAME("ActionCopy"), SNAME("EditorIcons")));
signal_menu->set_item_icon(signal_menu->get_item_index(OPEN_DOCUMENTATION), get_theme_icon(SNAME("Help"), SNAME("EditorIcons")));
slot_menu->set_item_icon(slot_menu->get_item_index(EDIT), get_theme_icon(SNAME("Edit"), SNAME("EditorIcons")));
slot_menu->set_item_icon(slot_menu->get_item_index(GO_TO_SCRIPT), get_theme_icon(SNAME("ArrowRight"), SNAME("EditorIcons")));
slot_menu->set_item_icon(slot_menu->get_item_index(DISCONNECT), get_theme_icon(SNAME("Unlinked"), SNAME("EditorIcons")));
} break;
case EditorSettings::NOTIFICATION_EDITOR_SETTINGS_CHANGED: {
update_tree();
} break;
}
}
void ConnectionsDock::_bind_methods() {
ClassDB::bind_method("update_tree", &ConnectionsDock::update_tree);
}
void ConnectionsDock::set_node(Node *p_node) {
selected_node = p_node;
update_tree();
}
void ConnectionsDock::update_tree() {
String prev_selected;
if (tree->is_anything_selected()) {
prev_selected = tree->get_selected()->get_text(0);
}
tree->clear();
if (!selected_node) {
return;
}
TreeItem *root = tree->create_item();
DocTools *doc_data = EditorHelp::get_doc_data();
EditorData &editor_data = EditorNode::get_editor_data();
StringName native_base = selected_node->get_class();
Ref<Script> script_base = selected_node->get_script();
while (native_base != StringName()) {
String class_name;
String doc_class_name;
Ref<Texture2D> class_icon;
List<MethodInfo> class_signals;
if (script_base.is_valid()) {
class_name = script_base->get_global_name();
if (class_name.is_empty()) {
class_name = script_base->get_path().get_file();
}
doc_class_name = script_base->get_global_name();
if (doc_class_name.is_empty()) {
doc_class_name = script_base->get_path().trim_prefix("res://").quote();
}
// For a script class, the cache is filled each time.
if (!doc_class_name.is_empty()) {
if (descr_cache.has(doc_class_name)) {
descr_cache[doc_class_name].clear();
}
HashMap<String, DocData::ClassDoc>::ConstIterator F = doc_data->class_list.find(doc_class_name);
if (F) {
for (int i = 0; i < F->value.signals.size(); i++) {
descr_cache[doc_class_name][F->value.signals[i].name] = F->value.signals[i].description;
}
} else {
doc_class_name = String();
}
}
class_icon = editor_data.get_script_icon(script_base);
if (class_icon.is_null() && has_theme_icon(native_base, SNAME("EditorIcons"))) {
class_icon = get_theme_icon(native_base, SNAME("EditorIcons"));
}
script_base->get_script_signal_list(&class_signals);
// TODO: Core: Add optional parameter to ignore base classes (no_inheritance like in ClassDB).
Ref<Script> base = script_base->get_base_script();
if (base.is_valid()) {
List<MethodInfo> base_signals;
base->get_script_signal_list(&base_signals);
HashSet<String> base_signal_names;
for (List<MethodInfo>::Element *F = base_signals.front(); F; F = F->next()) {
base_signal_names.insert(F->get().name);
}
for (List<MethodInfo>::Element *F = class_signals.front(); F; F = F->next()) {
if (base_signal_names.has(F->get().name)) {
class_signals.erase(F);
}
}
}
script_base = base;
} else {
class_name = native_base;
doc_class_name = class_name;
// For a native class, the cache is filled once.
if (!descr_cache.has(doc_class_name)) {
HashMap<String, DocData::ClassDoc>::ConstIterator F = doc_data->class_list.find(doc_class_name);
if (F) {
for (int i = 0; i < F->value.signals.size(); i++) {
descr_cache[doc_class_name][F->value.signals[i].name] = DTR(F->value.signals[i].description);
}
} else {
doc_class_name = String();
}
}
if (has_theme_icon(native_base, SNAME("EditorIcons"))) {
class_icon = get_theme_icon(native_base, SNAME("EditorIcons"));
}
ClassDB::get_signal_list(native_base, &class_signals, true);
native_base = ClassDB::get_parent_class(native_base);
}
if (class_icon.is_null()) {
class_icon = get_theme_icon(SNAME("Object"), SNAME("EditorIcons"));
}
TreeItem *section_item = nullptr;
// Create subsections.
if (!class_signals.is_empty()) {
class_signals.sort();
section_item = tree->create_item(root);
section_item->set_text(0, class_name);
section_item->set_icon(0, class_icon);
section_item->set_selectable(0, false);
section_item->set_editable(0, false);
section_item->set_custom_bg_color(0, get_theme_color(SNAME("prop_subsection"), SNAME("Editor")));
}
for (MethodInfo &mi : class_signals) {
const StringName signal_name = mi.name;
if (!search_box->get_text().is_subsequence_ofn(signal_name)) {
continue;
}
PackedStringArray argnames;
// Create the children of the subsection - the actual list of signals.
TreeItem *signal_item = tree->create_item(section_item);
String signame = connect_dialog->get_signature(mi, &argnames);
signal_item->set_text(0, signame);
if (signame == prev_selected) {
signal_item->select(0);
prev_selected = "";
}
Dictionary sinfo;
sinfo["class"] = doc_class_name;
sinfo["name"] = signal_name;
sinfo["args"] = argnames;
signal_item->set_metadata(0, sinfo);
signal_item->set_icon(0, get_theme_icon(SNAME("Signal"), SNAME("EditorIcons")));
// Set tooltip with the signal's documentation.
{
String descr;
HashMap<StringName, HashMap<StringName, String>>::ConstIterator G = descr_cache.find(doc_class_name);
if (G) {
HashMap<StringName, String>::ConstIterator F = G->value.find(signal_name);
if (F) {
descr = F->value;
}
}
// "::" separators used in make_custom_tooltip for formatting.
signal_item->set_tooltip_text(0, String(signal_name) + "::" + signame.trim_prefix(mi.name) + "::" + descr);
}
// List existing connections.
List<Object::Connection> existing_connections;
selected_node->get_signal_connection_list(signal_name, &existing_connections);
for (const Object::Connection &F : existing_connections) {
Connection connection = F;
if (!(connection.flags & CONNECT_PERSIST)) {
continue;
}
ConnectDialog::ConnectionData cd = connection;
Node *target = Object::cast_to<Node>(cd.target);
if (!target) {
continue;
}
String path = String(selected_node->get_path_to(target)) + " :: " + cd.method + "()";
if (cd.flags & CONNECT_DEFERRED) {
path += " (deferred)";
}
if (cd.flags & CONNECT_ONE_SHOT) {
path += " (one-shot)";
}
if (cd.unbinds > 0) {
path += " unbinds(" + itos(cd.unbinds) + ")";
} else if (!cd.binds.is_empty()) {
path += " binds(";
for (int i = 0; i < cd.binds.size(); i++) {
if (i > 0) {
path += ", ";
}
path += cd.binds[i].operator String();
}
path += ")";
}
TreeItem *connection_item = tree->create_item(signal_item);
connection_item->set_text(0, path);
connection_item->set_metadata(0, connection);
connection_item->set_icon(0, get_theme_icon(SNAME("Slot"), SNAME("EditorIcons")));
if (_is_connection_inherited(connection)) {
// The scene inherits this connection.
connection_item->set_custom_color(0, get_theme_color(SNAME("warning_color"), SNAME("Editor")));
connection_item->set_meta("_inherited_connection", true);
}
}
}
}
connect_button->set_text(TTR("Connect..."));
connect_button->set_icon(get_theme_icon(SNAME("Instance"), SNAME("EditorIcons")));
connect_button->set_disabled(true);
}
ConnectionsDock::ConnectionsDock() {
set_name(TTR("Signals"));
VBoxContainer *vbc = this;
search_box = memnew(LineEdit);
search_box->set_h_size_flags(Control::SIZE_EXPAND_FILL);
search_box->set_placeholder(TTR("Filter Signals"));
search_box->set_clear_button_enabled(true);
search_box->connect("text_changed", callable_mp(this, &ConnectionsDock::_filter_changed));
vbc->add_child(search_box);
tree = memnew(ConnectionsDockTree);
tree->set_columns(1);
tree->set_select_mode(Tree::SELECT_ROW);
tree->set_hide_root(true);
tree->set_column_clip_content(0, true);
vbc->add_child(tree);
tree->set_v_size_flags(Control::SIZE_EXPAND_FILL);
tree->set_allow_rmb_select(true);
connect_button = memnew(Button);
HBoxContainer *hb = memnew(HBoxContainer);
vbc->add_child(hb);
hb->add_spacer();
hb->add_child(connect_button);
connect_button->connect("pressed", callable_mp(this, &ConnectionsDock::_connect_pressed));
connect_dialog = memnew(ConnectDialog);
connect_dialog->connect("connected", callable_mp(NodeDock::get_singleton(), &NodeDock::restore_last_valid_node), CONNECT_DEFERRED);
add_child(connect_dialog);
disconnect_all_dialog = memnew(ConfirmationDialog);
add_child(disconnect_all_dialog);
disconnect_all_dialog->connect("confirmed", callable_mp(this, &ConnectionsDock::_disconnect_all));
disconnect_all_dialog->set_text(TTR("Are you sure you want to remove all connections from this signal?"));
signal_menu = memnew(PopupMenu);
add_child(signal_menu);
signal_menu->connect("id_pressed", callable_mp(this, &ConnectionsDock::_handle_signal_menu_option));
signal_menu->connect("about_to_popup", callable_mp(this, &ConnectionsDock::_signal_menu_about_to_popup));
signal_menu->add_item(TTR("Connect..."), CONNECT);
signal_menu->add_item(TTR("Disconnect All"), DISCONNECT_ALL);
signal_menu->add_item(TTR("Copy Name"), COPY_NAME);
signal_menu->add_separator();
signal_menu->add_item(TTR("Open Documentation"), OPEN_DOCUMENTATION);
slot_menu = memnew(PopupMenu);
add_child(slot_menu);
slot_menu->connect("id_pressed", callable_mp(this, &ConnectionsDock::_handle_slot_menu_option));
slot_menu->connect("about_to_popup", callable_mp(this, &ConnectionsDock::_slot_menu_about_to_popup));
slot_menu->add_item(TTR("Edit..."), EDIT);
slot_menu->add_item(TTR("Go to Method"), GO_TO_SCRIPT);
slot_menu->add_item(TTR("Disconnect"), DISCONNECT);
connect_dialog->connect("connected", callable_mp(this, &ConnectionsDock::_make_or_edit_connection));
tree->connect("item_selected", callable_mp(this, &ConnectionsDock::_tree_item_selected));
tree->connect("item_activated", callable_mp(this, &ConnectionsDock::_tree_item_activated));
tree->connect("item_mouse_selected", callable_mp(this, &ConnectionsDock::_rmb_pressed));
add_theme_constant_override("separation", 3 * EDSCALE);
}
ConnectionsDock::~ConnectionsDock() {
}
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