/*************************************************************************/ /* groups_editor.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2022 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 "groups_editor.h" #include "editor/editor_node.h" #include "editor/editor_scale.h" #include "editor/scene_tree_dock.h" #include "editor/scene_tree_editor.h" #include "scene/gui/box_container.h" #include "scene/gui/label.h" #include "scene/resources/packed_scene.h" void GroupDialog::_group_selected() { nodes_to_add->clear(); add_node_root = nodes_to_add->create_item(); nodes_to_remove->clear(); remove_node_root = nodes_to_remove->create_item(); if (!groups->is_anything_selected()) { group_empty->hide(); return; } selected_group = groups->get_selected()->get_text(0); _load_nodes(scene_tree->get_edited_scene_root()); group_empty->set_visible(!remove_node_root->get_first_child()); } void GroupDialog::_load_nodes(Node *p_current) { String item_name = p_current->get_name(); if (p_current != scene_tree->get_edited_scene_root()) { item_name = String(p_current->get_parent()->get_name()) + "/" + item_name; } bool keep = true; Node *root = scene_tree->get_edited_scene_root(); Node *owner = p_current->get_owner(); if (owner != root && p_current != root && !owner && !root->is_editable_instance(owner)) { keep = false; } TreeItem *node = nullptr; NodePath path = scene_tree->get_edited_scene_root()->get_path_to(p_current); if (keep && p_current->is_in_group(selected_group)) { if (remove_filter->get_text().is_subsequence_ofn(String(p_current->get_name()))) { node = nodes_to_remove->create_item(remove_node_root); keep = true; } else { keep = false; } } else if (keep && add_filter->get_text().is_subsequence_ofn(String(p_current->get_name()))) { node = nodes_to_add->create_item(add_node_root); keep = true; } else { keep = false; } if (keep) { node->set_text(0, item_name); node->set_metadata(0, path); node->set_tooltip(0, path); Ref<Texture2D> icon = EditorNode::get_singleton()->get_object_icon(p_current, "Node"); node->set_icon(0, icon); if (!_can_edit(p_current, selected_group)) { node->set_selectable(0, false); node->set_custom_color(0, groups->get_theme_color(SNAME("disabled_font_color"), SNAME("Editor"))); } } for (int i = 0; i < p_current->get_child_count(); i++) { _load_nodes(p_current->get_child(i)); } } bool GroupDialog::_can_edit(Node *p_node, String p_group) { Node *n = p_node; bool can_edit = true; while (n) { Ref<SceneState> ss = (n == EditorNode::get_singleton()->get_edited_scene()) ? n->get_scene_inherited_state() : n->get_scene_instance_state(); if (ss.is_valid()) { int path = ss->find_node_by_path(n->get_path_to(p_node)); if (path != -1) { if (ss->is_node_in_group(path, p_group)) { can_edit = false; } } } n = n->get_owner(); } return can_edit; } void GroupDialog::_add_pressed() { TreeItem *selected = nodes_to_add->get_next_selected(nullptr); if (!selected) { return; } undo_redo->create_action(TTR("Add to Group")); while (selected) { Node *node = scene_tree->get_edited_scene_root()->get_node(selected->get_metadata(0)); undo_redo->add_do_method(node, "add_to_group", selected_group, true); undo_redo->add_undo_method(node, "remove_from_group", selected_group); selected = nodes_to_add->get_next_selected(selected); } undo_redo->add_do_method(this, "_group_selected"); undo_redo->add_undo_method(this, "_group_selected"); undo_redo->add_do_method(this, "emit_signal", "group_edited"); undo_redo->add_undo_method(this, "emit_signal", "group_edited"); // To force redraw of scene 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 GroupDialog::_removed_pressed() { TreeItem *selected = nodes_to_remove->get_next_selected(nullptr); if (!selected) { return; } undo_redo->create_action(TTR("Remove from Group")); while (selected) { Node *node = scene_tree->get_edited_scene_root()->get_node(selected->get_metadata(0)); undo_redo->add_do_method(node, "remove_from_group", selected_group); undo_redo->add_undo_method(node, "add_to_group", selected_group, true); selected = nodes_to_add->get_next_selected(selected); } undo_redo->add_do_method(this, "_group_selected"); undo_redo->add_undo_method(this, "_group_selected"); undo_redo->add_do_method(this, "emit_signal", "group_edited"); undo_redo->add_undo_method(this, "emit_signal", "group_edited"); // To force redraw of scene 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 GroupDialog::_remove_filter_changed(const String &p_filter) { _group_selected(); } void GroupDialog::_add_filter_changed(const String &p_filter) { _group_selected(); } void GroupDialog::_add_group_pressed(const String &p_name) { _add_group(add_group_text->get_text()); add_group_text->clear(); } void GroupDialog::_add_group(String p_name) { if (!is_visible()) { return; // No need to edit the dialog if it's not being used. } String name = p_name.strip_edges(); if (name.is_empty() || groups->get_item_with_text(name)) { return; } TreeItem *new_group = groups->create_item(groups_root); new_group->set_text(0, name); new_group->add_button(0, groups->get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")), DELETE_GROUP); new_group->add_button(0, groups->get_theme_icon(SNAME("ActionCopy"), SNAME("EditorIcons")), COPY_GROUP); new_group->set_editable(0, true); new_group->select(0); groups->ensure_cursor_is_visible(); } void GroupDialog::_add_group_text_changed(const String &p_new_text) { add_group_button->set_disabled(p_new_text.strip_edges().is_empty()); } void GroupDialog::_group_renamed() { TreeItem *renamed_group = groups->get_edited(); if (!renamed_group) { return; } const String name = renamed_group->get_text(0).strip_edges(); for (TreeItem *E = groups_root->get_first_child(); E; E = E->get_next()) { if (E != renamed_group && E->get_text(0) == name) { renamed_group->set_text(0, selected_group); error->set_text(TTR("Group name already exists.")); error->popup_centered(); return; } } if (name.is_empty()) { renamed_group->set_text(0, selected_group); error->set_text(TTR("Invalid group name.")); error->popup_centered(); return; } renamed_group->set_text(0, name); // Spaces trimmed. undo_redo->create_action(TTR("Rename Group")); List<Node *> nodes; scene_tree->get_nodes_in_group(selected_group, &nodes); bool removed_all = true; for (Node *node : nodes) { if (_can_edit(node, selected_group)) { undo_redo->add_do_method(node, "remove_from_group", selected_group); undo_redo->add_undo_method(node, "remove_from_group", name); undo_redo->add_do_method(node, "add_to_group", name, true); undo_redo->add_undo_method(node, "add_to_group", selected_group, true); } else { removed_all = false; } } if (!removed_all) { undo_redo->add_do_method(this, "_add_group", selected_group); undo_redo->add_undo_method(this, "_delete_group_item", selected_group); } undo_redo->add_do_method(this, "_rename_group_item", selected_group, name); undo_redo->add_undo_method(this, "_rename_group_item", name, selected_group); undo_redo->add_do_method(this, "_group_selected"); undo_redo->add_undo_method(this, "_group_selected"); undo_redo->add_do_method(this, "emit_signal", "group_edited"); undo_redo->add_undo_method(this, "emit_signal", "group_edited"); undo_redo->commit_action(); } void GroupDialog::_rename_group_item(const String &p_old_name, const String &p_new_name) { if (!is_visible()) { return; // No need to edit the dialog if it's not being used. } selected_group = p_new_name; for (TreeItem *E = groups_root->get_first_child(); E; E = E->get_next()) { if (E->get_text(0) == p_old_name) { E->set_text(0, p_new_name); return; } } } void GroupDialog::_load_groups(Node *p_current) { List<Node::GroupInfo> gi; p_current->get_groups(&gi); for (const Node::GroupInfo &E : gi) { if (!E.persistent) { continue; } _add_group(E.name); } for (int i = 0; i < p_current->get_child_count(); i++) { _load_groups(p_current->get_child(i)); } } void GroupDialog::_modify_group_pressed(Object *p_item, int p_column, int p_id) { TreeItem *ti = Object::cast_to<TreeItem>(p_item); if (!ti) { return; } switch (p_id) { case DELETE_GROUP: { String name = ti->get_text(0); undo_redo->create_action(TTR("Delete Group")); List<Node *> nodes; scene_tree->get_nodes_in_group(name, &nodes); bool removed_all = true; for (Node *E : nodes) { if (_can_edit(E, name)) { undo_redo->add_do_method(E, "remove_from_group", name); undo_redo->add_undo_method(E, "add_to_group", name, true); } else { removed_all = false; } } if (removed_all) { undo_redo->add_do_method(this, "_delete_group_item", name); undo_redo->add_undo_method(this, "_add_group", name); } undo_redo->add_do_method(this, "_group_selected"); undo_redo->add_undo_method(this, "_group_selected"); undo_redo->add_do_method(this, "emit_signal", "group_edited"); undo_redo->add_undo_method(this, "emit_signal", "group_edited"); // To force redraw of scene 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(); } break; case COPY_GROUP: { DisplayServer::get_singleton()->clipboard_set(ti->get_text(p_column)); } break; } } void GroupDialog::_delete_group_item(const String &p_name) { if (!is_visible()) { return; // No need to edit the dialog if it's not being used. } if (selected_group == p_name) { add_filter->clear(); remove_filter->clear(); nodes_to_remove->clear(); nodes_to_add->clear(); groups->deselect_all(); selected_group = ""; } for (TreeItem *E = groups_root->get_first_child(); E; E = E->get_next()) { if (E->get_text(0) == p_name) { groups_root->remove_child(E); return; } } } void GroupDialog::_notification(int p_what) { switch (p_what) { case NOTIFICATION_TRANSLATION_CHANGED: case Control::NOTIFICATION_LAYOUT_DIRECTION_CHANGED: case NOTIFICATION_ENTER_TREE: case NOTIFICATION_THEME_CHANGED: { if (is_layout_rtl()) { add_button->set_icon(groups->get_theme_icon(SNAME("Back"), SNAME("EditorIcons"))); remove_button->set_icon(groups->get_theme_icon(SNAME("Forward"), SNAME("EditorIcons"))); } else { add_button->set_icon(groups->get_theme_icon(SNAME("Forward"), SNAME("EditorIcons"))); remove_button->set_icon(groups->get_theme_icon(SNAME("Back"), SNAME("EditorIcons"))); } add_filter->set_right_icon(groups->get_theme_icon(SNAME("Search"), SNAME("EditorIcons"))); add_filter->set_clear_button_enabled(true); remove_filter->set_right_icon(groups->get_theme_icon(SNAME("Search"), SNAME("EditorIcons"))); remove_filter->set_clear_button_enabled(true); } break; } } void GroupDialog::edit() { popup_centered(); groups->clear(); groups_root = groups->create_item(); nodes_to_add->clear(); nodes_to_remove->clear(); add_group_text->clear(); add_filter->clear(); remove_filter->clear(); _load_groups(scene_tree->get_edited_scene_root()); } void GroupDialog::_bind_methods() { ClassDB::bind_method("_delete_group_item", &GroupDialog::_delete_group_item); ClassDB::bind_method("_add_group", &GroupDialog::_add_group); ClassDB::bind_method("_rename_group_item", &GroupDialog::_rename_group_item); ClassDB::bind_method("_group_selected", &GroupDialog::_group_selected); ADD_SIGNAL(MethodInfo("group_edited")); } GroupDialog::GroupDialog() { set_min_size(Size2(600, 400) * EDSCALE); scene_tree = SceneTree::get_singleton(); VBoxContainer *vbc = memnew(VBoxContainer); add_child(vbc); vbc->set_anchors_and_offsets_preset(Control::PRESET_WIDE, Control::PRESET_MODE_KEEP_SIZE, 8 * EDSCALE); HBoxContainer *hbc = memnew(HBoxContainer); vbc->add_child(hbc); hbc->set_v_size_flags(Control::SIZE_EXPAND_FILL); VBoxContainer *vbc_left = memnew(VBoxContainer); hbc->add_child(vbc_left); vbc_left->set_h_size_flags(Control::SIZE_EXPAND_FILL); Label *group_title = memnew(Label); group_title->set_theme_type_variation("HeaderSmall"); group_title->set_text(TTR("Groups")); vbc_left->add_child(group_title); groups = memnew(Tree); vbc_left->add_child(groups); groups->set_hide_root(true); groups->set_select_mode(Tree::SELECT_SINGLE); groups->set_allow_reselect(true); groups->set_allow_rmb_select(true); groups->set_v_size_flags(Control::SIZE_EXPAND_FILL); groups->add_theme_constant_override("draw_guides", 1); groups->connect("item_selected", callable_mp(this, &GroupDialog::_group_selected)); groups->connect("button_pressed", callable_mp(this, &GroupDialog::_modify_group_pressed)); groups->connect("item_edited", callable_mp(this, &GroupDialog::_group_renamed)); HBoxContainer *chbc = memnew(HBoxContainer); vbc_left->add_child(chbc); chbc->set_h_size_flags(Control::SIZE_EXPAND_FILL); add_group_text = memnew(LineEdit); chbc->add_child(add_group_text); add_group_text->set_h_size_flags(Control::SIZE_EXPAND_FILL); add_group_text->connect("text_submitted", callable_mp(this, &GroupDialog::_add_group_pressed)); add_group_text->connect("text_changed", callable_mp(this, &GroupDialog::_add_group_text_changed)); add_group_button = memnew(Button); add_group_button->set_text(TTR("Add")); chbc->add_child(add_group_button); add_group_button->connect("pressed", callable_mp(this, &GroupDialog::_add_group_pressed), varray(String())); VBoxContainer *vbc_add = memnew(VBoxContainer); hbc->add_child(vbc_add); vbc_add->set_h_size_flags(Control::SIZE_EXPAND_FILL); Label *out_of_group_title = memnew(Label); out_of_group_title->set_theme_type_variation("HeaderSmall"); out_of_group_title->set_text(TTR("Nodes Not in Group")); vbc_add->add_child(out_of_group_title); nodes_to_add = memnew(Tree); vbc_add->add_child(nodes_to_add); nodes_to_add->set_hide_root(true); nodes_to_add->set_hide_folding(true); nodes_to_add->set_select_mode(Tree::SELECT_MULTI); nodes_to_add->set_v_size_flags(Control::SIZE_EXPAND_FILL); nodes_to_add->add_theme_constant_override("draw_guides", 1); HBoxContainer *add_filter_hbc = memnew(HBoxContainer); add_filter_hbc->add_theme_constant_override("separate", 0); vbc_add->add_child(add_filter_hbc); add_filter = memnew(LineEdit); add_filter->set_h_size_flags(Control::SIZE_EXPAND_FILL); add_filter->set_placeholder(TTR("Filter nodes")); add_filter_hbc->add_child(add_filter); add_filter->connect("text_changed", callable_mp(this, &GroupDialog::_add_filter_changed)); VBoxContainer *vbc_buttons = memnew(VBoxContainer); hbc->add_child(vbc_buttons); vbc_buttons->set_h_size_flags(Control::SIZE_SHRINK_CENTER); vbc_buttons->set_v_size_flags(Control::SIZE_SHRINK_CENTER); add_button = memnew(Button); add_button->set_flat(true); add_button->set_text(TTR("Add")); add_button->connect("pressed", callable_mp(this, &GroupDialog::_add_pressed)); vbc_buttons->add_child(add_button); vbc_buttons->add_spacer(); vbc_buttons->add_spacer(); vbc_buttons->add_spacer(); remove_button = memnew(Button); remove_button->set_flat(true); remove_button->set_text(TTR("Remove")); remove_button->connect("pressed", callable_mp(this, &GroupDialog::_removed_pressed)); vbc_buttons->add_child(remove_button); VBoxContainer *vbc_remove = memnew(VBoxContainer); hbc->add_child(vbc_remove); vbc_remove->set_h_size_flags(Control::SIZE_EXPAND_FILL); Label *in_group_title = memnew(Label); in_group_title->set_theme_type_variation("HeaderSmall"); in_group_title->set_text(TTR("Nodes in Group")); vbc_remove->add_child(in_group_title); nodes_to_remove = memnew(Tree); vbc_remove->add_child(nodes_to_remove); nodes_to_remove->set_v_size_flags(Control::SIZE_EXPAND_FILL); nodes_to_remove->set_hide_root(true); nodes_to_remove->set_hide_folding(true); nodes_to_remove->set_select_mode(Tree::SELECT_MULTI); nodes_to_remove->add_theme_constant_override("draw_guides", 1); HBoxContainer *remove_filter_hbc = memnew(HBoxContainer); remove_filter_hbc->add_theme_constant_override("separate", 0); vbc_remove->add_child(remove_filter_hbc); remove_filter = memnew(LineEdit); remove_filter->set_h_size_flags(Control::SIZE_EXPAND_FILL); remove_filter->set_placeholder(TTR("Filter nodes")); remove_filter_hbc->add_child(remove_filter); remove_filter->connect("text_changed", callable_mp(this, &GroupDialog::_remove_filter_changed)); group_empty = memnew(Label()); group_empty->set_theme_type_variation("HeaderSmall"); group_empty->set_text(TTR("Empty groups will be automatically removed.")); group_empty->set_vertical_alignment(VERTICAL_ALIGNMENT_CENTER); group_empty->set_horizontal_alignment(HORIZONTAL_ALIGNMENT_CENTER); group_empty->set_autowrap_mode(Label::AUTOWRAP_WORD_SMART); group_empty->set_custom_minimum_size(Size2(100 * EDSCALE, 0)); nodes_to_remove->add_child(group_empty); group_empty->set_anchors_and_offsets_preset(Control::PRESET_WIDE, Control::PRESET_MODE_KEEP_SIZE, 8 * EDSCALE); set_title(TTR("Group Editor")); error = memnew(ConfirmationDialog); add_child(error); error->get_ok_button()->set_text(TTR("Close")); _add_group_text_changed(""); } //////////////////////////////////////////////////////////////////////////////// void GroupsEditor::_add_group(const String &p_group) { if (!node) { return; } const String name = group_name->get_text().strip_edges(); if (name.is_empty()) { return; } group_name->clear(); if (node->is_in_group(name)) { return; } undo_redo->create_action(TTR("Add to Group")); undo_redo->add_do_method(node, "add_to_group", name, true); undo_redo->add_undo_method(node, "remove_from_group", name); undo_redo->add_do_method(this, "update_tree"); undo_redo->add_undo_method(this, "update_tree"); // To force redraw of scene 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 GroupsEditor::_modify_group(Object *p_item, int p_column, int p_id) { if (!node) { return; } TreeItem *ti = Object::cast_to<TreeItem>(p_item); if (!ti) { return; } switch (p_id) { case DELETE_GROUP: { String name = ti->get_text(0); undo_redo->create_action(TTR("Remove from Group")); undo_redo->add_do_method(node, "remove_from_group", name); undo_redo->add_undo_method(node, "add_to_group", name, true); undo_redo->add_do_method(this, "update_tree"); undo_redo->add_undo_method(this, "update_tree"); // To force redraw of scene 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(); } break; case COPY_GROUP: { DisplayServer::get_singleton()->clipboard_set(ti->get_text(p_column)); } break; } } void GroupsEditor::_group_name_changed(const String &p_new_text) { add->set_disabled(p_new_text.strip_edges().is_empty()); } struct _GroupInfoComparator { bool operator()(const Node::GroupInfo &p_a, const Node::GroupInfo &p_b) const { return p_a.name.operator String() < p_b.name.operator String(); } }; void GroupsEditor::update_tree() { tree->clear(); if (!node) { return; } List<Node::GroupInfo> groups; node->get_groups(&groups); groups.sort_custom<_GroupInfoComparator>(); TreeItem *root = tree->create_item(); for (const GroupInfo &gi : groups) { if (!gi.persistent) { continue; } Node *n = node; bool can_be_deleted = true; while (n) { Ref<SceneState> ss = (n == EditorNode::get_singleton()->get_edited_scene()) ? n->get_scene_inherited_state() : n->get_scene_instance_state(); if (ss.is_valid()) { int path = ss->find_node_by_path(n->get_path_to(node)); if (path != -1) { if (ss->is_node_in_group(path, gi.name)) { can_be_deleted = false; } } } n = n->get_owner(); } TreeItem *item = tree->create_item(root); item->set_text(0, gi.name); if (can_be_deleted) { item->add_button(0, get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")), DELETE_GROUP); item->add_button(0, get_theme_icon(SNAME("ActionCopy"), SNAME("EditorIcons")), COPY_GROUP); } else { item->set_selectable(0, false); } } } void GroupsEditor::set_current(Node *p_node) { node = p_node; update_tree(); } void GroupsEditor::_show_group_dialog() { group_dialog->edit(); group_dialog->set_undo_redo(undo_redo); } void GroupsEditor::_bind_methods() { ClassDB::bind_method("update_tree", &GroupsEditor::update_tree); } GroupsEditor::GroupsEditor() { node = nullptr; VBoxContainer *vbc = this; group_dialog = memnew(GroupDialog); add_child(group_dialog); group_dialog->connect("group_edited", callable_mp(this, &GroupsEditor::update_tree)); Button *group_dialog_button = memnew(Button); group_dialog_button->set_text(TTR("Manage Groups")); vbc->add_child(group_dialog_button); group_dialog_button->connect("pressed", callable_mp(this, &GroupsEditor::_show_group_dialog)); HBoxContainer *hbc = memnew(HBoxContainer); vbc->add_child(hbc); group_name = memnew(LineEdit); group_name->set_h_size_flags(Control::SIZE_EXPAND_FILL); hbc->add_child(group_name); group_name->connect("text_submitted", callable_mp(this, &GroupsEditor::_add_group)); group_name->connect("text_changed", callable_mp(this, &GroupsEditor::_group_name_changed)); add = memnew(Button); add->set_text(TTR("Add")); hbc->add_child(add); add->connect("pressed", callable_mp(this, &GroupsEditor::_add_group), varray(String())); tree = memnew(Tree); tree->set_hide_root(true); tree->set_v_size_flags(Control::SIZE_EXPAND_FILL); vbc->add_child(tree); tree->connect("button_pressed", callable_mp(this, &GroupsEditor::_modify_group)); tree->add_theme_constant_override("draw_guides", 1); add_theme_constant_override("separation", 3 * EDSCALE); _group_name_changed(""); } GroupsEditor::~GroupsEditor() { }