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-/*************************************************************************/
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-/* editor_sub_scene.cpp */
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-/*************************************************************************/
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-/* This file is part of: */
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-/* GODOT ENGINE */
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-/* https://godotengine.org */
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-/*************************************************************************/
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-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
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-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
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-/* */
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-/* Permission is hereby granted, free of charge, to any person obtaining */
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-/* a copy of this software and associated documentation files (the */
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-/* "Software"), to deal in the Software without restriction, including */
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-/* without limitation the rights to use, copy, modify, merge, publish, */
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-/* distribute, sublicense, and/or sell copies of the Software, and to */
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-/* permit persons to whom the Software is furnished to do so, subject to */
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-/* the following conditions: */
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-/* */
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-/* The above copyright notice and this permission notice shall be */
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-/* included in all copies or substantial portions of the Software. */
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-/* */
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-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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-/*************************************************************************/
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-
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-#include "editor_sub_scene.h"
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-
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-#include "editor/editor_node.h"
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-#include "scene/gui/margin_container.h"
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-#include "scene/resources/packed_scene.h"
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-
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-void EditorSubScene::_path_selected(const String &p_path) {
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- path->set_text(p_path);
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- _path_changed(p_path);
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-}
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-
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-void EditorSubScene::_path_changed(const String &p_path) {
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- tree->clear();
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-
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- if (scene) {
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- memdelete(scene);
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- scene = nullptr;
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- }
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-
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- if (p_path == "") {
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- return;
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- }
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-
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- Ref<PackedScene> ps = ResourceLoader::load(p_path, "PackedScene");
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-
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- if (ps.is_null()) {
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- return;
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- }
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-
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- scene = ps->instance();
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- if (!scene) {
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- return;
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- }
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-
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- _fill_tree(scene, nullptr);
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-}
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-
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-void EditorSubScene::_path_browse() {
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- file_dialog->popup_file_dialog();
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-}
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-
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-void EditorSubScene::_notification(int p_what) {
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- if (p_what == NOTIFICATION_VISIBILITY_CHANGED) {
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- if (is_visible() && scene == nullptr) {
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- _path_browse();
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- }
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- }
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-}
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-
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-void EditorSubScene::_fill_tree(Node *p_node, TreeItem *p_parent) {
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- TreeItem *it = tree->create_item(p_parent);
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- it->set_metadata(0, p_node);
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- it->set_text(0, p_node->get_name());
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- it->set_editable(0, false);
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- it->set_selectable(0, true);
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- it->set_icon(0, EditorNode::get_singleton()->get_object_icon(p_node, "Node"));
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-
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- for (int i = 0; i < p_node->get_child_count(); i++) {
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- Node *c = p_node->get_child(i);
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- if (c->get_owner() != scene) {
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- continue;
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- }
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- _fill_tree(c, it);
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- }
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-}
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-
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-void EditorSubScene::_selected_changed() {
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- TreeItem *item = tree->get_selected();
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- ERR_FAIL_COND(!item);
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- Node *n = item->get_metadata(0);
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-
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- if (!n || !selection.find(n)) {
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- selection.clear();
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- is_root = false;
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- }
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-}
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-
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-void EditorSubScene::_item_multi_selected(Object *p_object, int p_cell, bool p_selected) {
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- if (!is_root) {
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- TreeItem *item = Object::cast_to<TreeItem>(p_object);
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- ERR_FAIL_COND(!item);
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-
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- Node *n = item->get_metadata(0);
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-
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- if (!n) {
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- return;
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- }
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- if (p_selected) {
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- if (n == scene) {
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- is_root = true;
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- selection.clear();
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- }
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- selection.push_back(n);
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- } else {
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- List<Node *>::Element *E = selection.find(n);
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-
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- if (E) {
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- selection.erase(E);
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- }
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- }
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- }
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-}
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-
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-void EditorSubScene::_item_activated() {
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- _ok_pressed(); // From AcceptDialog.
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-}
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-
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-void EditorSubScene::_remove_selection_child(Node *p_node) {
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- if (p_node->get_child_count() > 0) {
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- for (int i = 0; i < p_node->get_child_count(); i++) {
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- Node *c = p_node->get_child(i);
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- List<Node *>::Element *E = selection.find(c);
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- if (E) {
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- selection.move_to_back(E);
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- selection.pop_back();
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- }
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- if (c->get_child_count() > 0) {
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- _remove_selection_child(c);
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- }
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- }
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- }
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-}
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-
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-void EditorSubScene::ok_pressed() {
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- if (selection.size() <= 0) {
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- return;
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- }
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- for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
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- Node *c = E->get();
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- _remove_selection_child(c);
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- }
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- emit_signal("subscene_selected");
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- hide();
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- clear();
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-}
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-
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-void EditorSubScene::_reown(Node *p_node, List<Node *> *p_to_reown) {
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- if (p_node == scene) {
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- scene->set_filename("");
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- p_to_reown->push_back(p_node);
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- } else if (p_node->get_owner() == scene) {
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- p_to_reown->push_back(p_node);
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- }
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-
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- for (int i = 0; i < p_node->get_child_count(); i++) {
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- Node *c = p_node->get_child(i);
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- _reown(c, p_to_reown);
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- }
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-}
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-
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-void EditorSubScene::move(Node *p_new_parent, Node *p_new_owner) {
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- if (!scene) {
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- return;
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- }
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-
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- if (selection.size() <= 0) {
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- return;
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- }
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-
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- for (List<Node *>::Element *E = selection.front(); E; E = E->next()) {
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- Node *selnode = E->get();
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- if (!selnode) {
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- return;
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- }
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- List<Node *> to_reown;
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- _reown(selnode, &to_reown);
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- if (selnode != scene) {
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- selnode->get_parent()->remove_child(selnode);
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- }
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-
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- p_new_parent->add_child(selnode);
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- for (List<Node *>::Element *F = to_reown.front(); F; F = F->next()) {
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- F->get()->set_owner(p_new_owner);
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- }
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- }
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- if (!is_root) {
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- memdelete(scene);
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- }
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- scene = nullptr;
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- //return selnode;
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-}
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-
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-void EditorSubScene::clear() {
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- path->set_text("");
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- _path_changed("");
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-}
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-
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-void EditorSubScene::_bind_methods() {
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- ADD_SIGNAL(MethodInfo("subscene_selected"));
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-}
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-
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-EditorSubScene::EditorSubScene() {
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- scene = nullptr;
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- is_root = false;
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-
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- set_title(TTR("Select Node(s) to Import"));
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- set_hide_on_ok(false);
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-
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- VBoxContainer *vb = memnew(VBoxContainer);
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- add_child(vb);
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- //set_child_rect(vb);
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-
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- HBoxContainer *hb = memnew(HBoxContainer);
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- path = memnew(LineEdit);
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- path->connect("text_entered", callable_mp(this, &EditorSubScene::_path_changed));
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- hb->add_child(path);
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- path->set_h_size_flags(Control::SIZE_EXPAND_FILL);
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- Button *b = memnew(Button);
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- b->set_text(TTR("Browse"));
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- hb->add_child(b);
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- b->connect("pressed", callable_mp(this, &EditorSubScene::_path_browse));
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- vb->add_margin_child(TTR("Scene Path:"), hb);
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-
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- tree = memnew(Tree);
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- tree->set_v_size_flags(Control::SIZE_EXPAND_FILL);
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- vb->add_margin_child(TTR("Import From Node:"), tree, true);
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- tree->set_select_mode(Tree::SELECT_MULTI);
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- tree->connect("multi_selected", callable_mp(this, &EditorSubScene::_item_multi_selected));
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- //tree->connect("nothing_selected", this, "_deselect_items");
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- tree->connect("cell_selected", callable_mp(this, &EditorSubScene::_selected_changed));
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-
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- tree->connect("item_activated", callable_mp(this, &EditorSubScene::_item_activated), make_binds(), CONNECT_DEFERRED);
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-
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- file_dialog = memnew(EditorFileDialog);
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- List<String> extensions;
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- ResourceLoader::get_recognized_extensions_for_type("PackedScene", &extensions);
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-
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- for (List<String>::Element *E = extensions.front(); E; E = E->next()) {
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- file_dialog->add_filter("*." + E->get());
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- }
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-
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- file_dialog->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILE);
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- add_child(file_dialog);
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- file_dialog->connect("file_selected", callable_mp(this, &EditorSubScene::_path_selected));
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-}
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Rémi Verschelde