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scene_tree_editor.cpp
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/**************************************************************************/
/* scene_tree_editor.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 "scene_tree_editor.h"
#include "core/config/project_settings.h"
#include "core/object/script_language.h"
#include "editor/editor_dock_manager.h"
#include "editor/editor_file_system.h"
#include "editor/editor_node.h"
#include "editor/editor_settings.h"
#include "editor/editor_string_names.h"
#include "editor/editor_undo_redo_manager.h"
#include "editor/node_dock.h"
#include "editor/plugins/animation_player_editor_plugin.h"
#include "editor/plugins/canvas_item_editor_plugin.h"
#include "editor/plugins/script_editor_plugin.h"
#include "editor/themes/editor_scale.h"
#include "scene/2d/node_2d.h"
#include "scene/gui/flow_container.h"
#include "scene/gui/label.h"
#include "scene/gui/texture_rect.h"
#include "scene/main/window.h"
#include "scene/resources/packed_scene.h"
Node *SceneTreeEditor::get_scene_node() const {
ERR_FAIL_COND_V(!is_inside_tree(), nullptr);
return get_tree()->get_edited_scene_root();
}
PackedStringArray SceneTreeEditor::_get_node_configuration_warnings(Node *p_node) {
PackedStringArray warnings = p_node->get_configuration_warnings();
if (p_node == get_scene_node()) {
Node2D *node_2d = Object::cast_to<Node2D>(p_node);
if (node_2d) {
// Note: Warn for Node2D but not all CanvasItems, don't warn for Control nodes.
// Control nodes may have reasons to use a transformed root node like anchors.
if (!node_2d->get_transform().is_equal_approx(Transform2D())) {
warnings.append(TTR("The root node of a scene is recommended to not be transformed, since instances of the scene will usually override this. Reset the transform and reload the scene to remove this warning."));
}
}
Node3D *node_3d = Object::cast_to<Node3D>(p_node);
if (node_3d) {
if (!node_3d->get_transform().is_equal_approx(Transform3D())) {
warnings.append(TTR("The root node of a scene is recommended to not be transformed, since instances of the scene will usually override this. Reset the transform and reload the scene to remove this warning."));
}
}
}
return warnings;
}
void SceneTreeEditor::_cell_button_pressed(Object *p_item, int p_column, int p_id, MouseButton p_button) {
if (p_button != MouseButton::LEFT) {
return;
}
if (connect_to_script_mode) {
return; // Don't do anything in this mode.
}
TreeItem *item = Object::cast_to<TreeItem>(p_item);
ERR_FAIL_NULL(item);
NodePath np = item->get_metadata(0);
Node *n = get_node(np);
ERR_FAIL_NULL(n);
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
if (p_id == BUTTON_SUBSCENE) {
if (n == get_scene_node()) {
if (n && n->get_scene_inherited_state().is_valid()) {
emit_signal(SNAME("open"), n->get_scene_inherited_state()->get_path());
}
} else {
emit_signal(SNAME("open"), n->get_scene_file_path());
}
} else if (p_id == BUTTON_SCRIPT) {
Ref<Script> script_typed = n->get_script();
if (script_typed.is_valid()) {
emit_signal(SNAME("open_script"), script_typed);
}
} else if (p_id == BUTTON_VISIBILITY) {
undo_redo->create_action(TTR("Toggle Visible"));
_toggle_visible(n);
List<Node *> selection = editor_selection->get_selected_node_list();
if (selection.size() > 1 && selection.find(n) != nullptr) {
for (Node *nv : selection) {
ERR_FAIL_NULL(nv);
if (nv == n) {
continue;
}
_toggle_visible(nv);
}
}
undo_redo->commit_action();
} else if (p_id == BUTTON_LOCK) {
undo_redo->create_action(TTR("Unlock Node"));
undo_redo->add_do_method(n, "remove_meta", "_edit_lock_");
undo_redo->add_undo_method(n, "set_meta", "_edit_lock_", true);
undo_redo->add_do_method(this, "_update_tree");
undo_redo->add_undo_method(this, "_update_tree");
undo_redo->add_do_method(this, "emit_signal", "node_changed");
undo_redo->add_undo_method(this, "emit_signal", "node_changed");
undo_redo->commit_action();
} else if (p_id == BUTTON_PIN) {
if (n->is_class("AnimationMixer")) {
AnimationPlayerEditor::get_singleton()->unpin();
_update_tree();
}
} else if (p_id == BUTTON_GROUP) {
undo_redo->create_action(TTR("Ungroup Children"));
if (n->is_class("CanvasItem") || n->is_class("Node3D")) {
undo_redo->add_do_method(n, "remove_meta", "_edit_group_");
undo_redo->add_undo_method(n, "set_meta", "_edit_group_", true);
undo_redo->add_do_method(this, "_update_tree");
undo_redo->add_undo_method(this, "_update_tree");
undo_redo->add_do_method(this, "emit_signal", "node_changed");
undo_redo->add_undo_method(this, "emit_signal", "node_changed");
}
undo_redo->commit_action();
} else if (p_id == BUTTON_WARNING) {
const PackedStringArray warnings = _get_node_configuration_warnings(n);
if (warnings.is_empty()) {
return;
}
// Improve looks on tooltip, extra spacing on non-bullet point newlines.
const String bullet_point = U"• ";
String all_warnings;
for (const String &w : warnings) {
all_warnings += "\n" + bullet_point + w;
}
// Limit the line width while keeping some padding.
// It is not efficient, but it does not have to be.
const PackedInt32Array boundaries = TS->string_get_word_breaks(all_warnings, "", 80);
PackedStringArray lines;
for (int i = 0; i < boundaries.size(); i += 2) {
const int start = boundaries[i];
const int end = boundaries[i + 1];
const String line = all_warnings.substr(start, end - start);
lines.append(line);
}
// We don't want the first two newlines.
all_warnings = String("\n").join(lines).indent(" ").replace(U" •", U"\n•").substr(2);
warning->set_text(all_warnings);
warning->popup_centered();
} else if (p_id == BUTTON_SIGNALS) {
editor_selection->clear();
editor_selection->add_node(n);
set_selected(n);
EditorDockManager::get_singleton()->focus_dock(NodeDock::get_singleton());
NodeDock::get_singleton()->show_connections();
} else if (p_id == BUTTON_GROUPS) {
editor_selection->clear();
editor_selection->add_node(n);
set_selected(n);
EditorDockManager::get_singleton()->focus_dock(NodeDock::get_singleton());
NodeDock::get_singleton()->show_groups();
} else if (p_id == BUTTON_UNIQUE) {
bool ask_before_revoking_unique_name = EDITOR_GET("docks/scene_tree/ask_before_revoking_unique_name");
revoke_node = n;
if (ask_before_revoking_unique_name) {
String msg = vformat(TTR("Revoke unique name for node \"%s\"?"), n->get_name());
ask_before_revoke_checkbox->set_pressed(false);
revoke_dialog_label->set_text(msg);
revoke_dialog->reset_size();
revoke_dialog->popup_centered();
} else {
_revoke_unique_name();
}
}
}
void SceneTreeEditor::_update_ask_before_revoking_unique_name() {
if (ask_before_revoke_checkbox->is_pressed()) {
EditorSettings::get_singleton()->set("docks/scene_tree/ask_before_revoking_unique_name", false);
ask_before_revoke_checkbox->set_pressed(false);
}
_revoke_unique_name();
}
void SceneTreeEditor::_revoke_unique_name() {
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Disable Scene Unique Name"));
undo_redo->add_do_method(revoke_node, "set_unique_name_in_owner", false);
undo_redo->add_undo_method(revoke_node, "set_unique_name_in_owner", true);
undo_redo->add_do_method(this, "_update_tree");
undo_redo->add_undo_method(this, "_update_tree");
undo_redo->commit_action();
}
void SceneTreeEditor::_toggle_visible(Node *p_node) {
if (p_node->has_method("is_visible") && p_node->has_method("set_visible")) {
bool v = bool(p_node->call("is_visible"));
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->add_do_method(p_node, "set_visible", !v);
undo_redo->add_undo_method(p_node, "set_visible", v);
}
}
void SceneTreeEditor::_update_node_path(Node *p_node, bool p_recursive) {
if (!p_node) {
return;
}
HashMap<Node *, CachedNode>::Iterator I = node_cache.get(p_node);
if (!I) {
return;
}
I->value.item->set_metadata(0, p_node->get_path());
if (!p_recursive) {
return;
}
int cc = p_node->get_child_count(false);
for (int i = 0; i < cc; i++) {
Node *c = p_node->get_child(i, false);
_update_node_path(c, p_recursive);
}
}
void SceneTreeEditor::_update_node_subtree(Node *p_node, TreeItem *p_parent, bool p_force) {
if (!p_node) {
return;
}
// Only owned nodes are editable, since nodes can create their own (manually owned) child nodes,
// which the editor needs not to know about.
bool part_of_subscene = false;
if (!display_foreign && p_node->get_owner() != get_scene_node() && p_node != get_scene_node()) {
if ((show_enabled_subscene || can_open_instance) && p_node->get_owner() && (get_scene_node()->is_editable_instance(p_node->get_owner()))) {
part_of_subscene = true;
// Allow.
} else {
// Stale node, remove recursively.
node_cache.remove(p_node, true);
return;
}
} else {
part_of_subscene = p_node != get_scene_node() && get_scene_node()->get_scene_inherited_state().is_valid() && get_scene_node()->get_scene_inherited_state()->find_node_by_path(get_scene_node()->get_path_to(p_node)) >= 0;
}
HashMap<Node *, CachedNode>::Iterator I = node_cache.get(p_node);
TreeItem *item = nullptr;
bool is_new = false;
if (I) {
item = I->value.item;
TreeItem *current_parent = item->get_parent();
// Our parent might be re-created because of a changed type.
if (p_parent && p_parent != current_parent) {
if (current_parent) {
current_parent->remove_child(item);
}
p_parent->add_child(item);
I->value.removed = false;
_move_node_item(p_parent, I);
}
if (I->value.has_moved_children) {
_move_node_children(I);
}
} else {
int index = -1;
// Check to see if there is a root node for us to reuse.
if (!p_parent) {
item = tree->get_root();
if (!item) {
item = tree->create_item(nullptr);
index = 0;
}
} else {
index = p_node->get_index(false);
item = tree->create_item(p_parent, index);
}
I = node_cache.add(p_node, item);
I->value.index = index;
is_new = true;
}
if (!(p_force || I->value.dirty)) {
// Nothing to do.
return;
}
_update_node(p_node, item, part_of_subscene);
I->value.dirty = false;
I->value.can_process = p_node->can_process();
// Force update all our children if we are new or if we were forced to update.
bool force_update_children = p_force || is_new;
// Update all our children.
for (int i = 0; i < p_node->get_child_count(false); i++) {
_update_node_subtree(p_node->get_child(i, false), item, force_update_children);
}
if (valid_types.size()) {
bool valid = false;
for (const StringName &E : valid_types) {
if (p_node->is_class(E) ||
EditorNode::get_singleton()->is_object_of_custom_type(p_node, E)) {
valid = true;
break;
} else {
Ref<Script> node_script = p_node->get_script();
while (node_script.is_valid()) {
if (node_script->get_path() == E) {
valid = true;
break;
}
node_script = node_script->get_base_script();
}
if (valid) {
break;
}
}
}
if (!valid) {
_set_item_custom_color(item, get_theme_color(SNAME("font_disabled_color"), EditorStringName(Editor)));
item->set_selectable(0, false);
item->deselect(0);
if (selected == p_node) {
selected = nullptr;
}
}
}
}
void SceneTreeEditor::_update_node(Node *p_node, TreeItem *p_item, bool p_part_of_subscene) {
// Reset item properties that are not explicitly set in the default case.
p_item->clear_buttons();
p_item->remove_meta(SNAME("custom_color"));
p_item->clear_custom_color(0);
p_item->set_selectable(0, true);
p_item->set_text(0, p_node->get_name());
p_item->set_text_overrun_behavior(0, TextServer::OVERRUN_NO_TRIMMING);
if (can_rename && !p_part_of_subscene) {
p_item->set_editable(0, true);
}
if (can_rename) {
bool collapsed = p_node->is_displayed_folded();
if (collapsed) {
p_item->set_collapsed(true);
}
}
Ref<Texture2D> icon = EditorNode::get_singleton()->get_object_icon(p_node, "Node");
p_item->set_icon(0, icon);
p_item->set_metadata(0, p_node->get_path());
if (!p_node->is_connected("child_order_changed", callable_mp(this, &SceneTreeEditor::_node_child_order_changed))) {
p_node->connect("child_order_changed", callable_mp(this, &SceneTreeEditor::_node_child_order_changed).bind(p_node));
}
if (!p_node->is_connected("editor_state_changed", callable_mp(this, &SceneTreeEditor::_node_editor_state_changed))) {
p_node->connect("editor_state_changed", callable_mp(this, &SceneTreeEditor::_node_editor_state_changed).bind(p_node));
}
if (connecting_signal || (can_open_instance && is_scene_tree_dock)) {
if (!p_node->is_connected(CoreStringName(script_changed), callable_mp(this, &SceneTreeEditor::_node_script_changed))) {
p_node->connect(CoreStringName(script_changed), callable_mp(this, &SceneTreeEditor::_node_script_changed).bind(p_node));
}
}
if (connecting_signal) {
// Add script icons for all scripted nodes.
Ref<Script> scr = p_node->get_script();
if (scr.is_valid()) {
p_item->add_button(0, get_editor_theme_icon(SNAME("Script")), BUTTON_SCRIPT);
if (EditorNode::get_singleton()->get_object_custom_type_base(p_node) == scr) {
// Disable button on custom scripts (pure visual cue).
p_item->set_button_disabled(0, p_item->get_button_count(0) - 1, true);
}
}
}
if (connect_to_script_mode) {
Color accent = get_theme_color(SNAME("accent_color"), EditorStringName(Editor));
Ref<Script> scr = p_node->get_script();
bool has_custom_script = scr.is_valid() && EditorNode::get_singleton()->get_object_custom_type_base(p_node) == scr;
if (scr.is_null() || has_custom_script) {
_set_item_custom_color(p_item, get_theme_color(SNAME("font_disabled_color"), EditorStringName(Editor)));
p_item->set_selectable(0, false);
accent.a *= 0.7;
}
if (marked.has(p_node)) {
String node_name = p_node->get_name();
if (connecting_signal) {
node_name += " " + TTR("(Connecting From)");
}
p_item->set_text(0, node_name);
_set_item_custom_color(p_item, accent);
}
} else if (p_part_of_subscene) {
if (valid_types.size() == 0) {
_set_item_custom_color(p_item, get_theme_color(SNAME("warning_color"), EditorStringName(Editor)));
}
} else if (marked.has(p_node)) {
String node_name = p_node->get_name();
if (connecting_signal) {
node_name += " " + TTR("(Connecting From)");
}
p_item->set_text(0, node_name);
p_item->set_selectable(0, marked_selectable);
_set_item_custom_color(p_item, get_theme_color(SNAME("accent_color"), EditorStringName(Editor)));
} else if (!p_node->can_process()) {
_set_item_custom_color(p_item, get_theme_color(SNAME("font_disabled_color"), EditorStringName(Editor)));
} else if (!marked_selectable && !marked_children_selectable) {
Node *node = p_node;
while (node) {
if (marked.has(node)) {
p_item->set_selectable(0, false);
_set_item_custom_color(p_item, get_theme_color(SNAME("error_color"), EditorStringName(Editor)));
break;
}
node = node->get_parent();
}
}
if (can_rename) { // TODO Should be can edit..
const PackedStringArray warnings = _get_node_configuration_warnings(p_node);
const int num_warnings = warnings.size();
if (num_warnings > 0) {
StringName warning_icon;
if (num_warnings == 1) {
warning_icon = SNAME("NodeWarning");
} else if (num_warnings <= 3) {
warning_icon = vformat("NodeWarnings%d", num_warnings);
} else {
warning_icon = SNAME("NodeWarnings4Plus");
}
// Improve looks on tooltip, extra spacing on non-bullet point newlines.
const String bullet_point = U"• ";
String all_warnings;
for (const String &w : warnings) {
all_warnings += "\n\n" + bullet_point + w.replace("\n", "\n ");
}
if (num_warnings == 1) {
all_warnings.remove_at(0); // With only one warning, two newlines do not look great.
}
p_item->add_button(0, get_editor_theme_icon(warning_icon), BUTTON_WARNING, false, TTR("Node configuration warning:") + all_warnings);
}
if (p_node->is_unique_name_in_owner()) {
const bool disabled = p_node->get_owner() != EditorNode::get_singleton()->get_edited_scene();
String button_text = vformat(TTR("This node can be accessed from anywhere within the scene it belongs to by using the '%s' prefix in the node path."), UNIQUE_NODE_PREFIX);
if (!disabled) {
button_text += "\n" + TTR("Click to disable this.");
}
p_item->add_button(0, get_editor_theme_icon(SNAME("SceneUniqueName")), BUTTON_UNIQUE, disabled, button_text);
}
int num_connections = p_node->get_persistent_signal_connection_count();
int num_groups = p_node->get_persistent_group_count();
String msg_temp;
if (num_connections >= 1) {
Array arr;
arr.push_back(num_connections);
msg_temp += TTRN("Node has one connection.", "Node has {num} connections.", num_connections).format(arr, "{num}");
if (num_groups >= 1) {
msg_temp += "\n";
}
}
if (num_groups >= 1) {
msg_temp += TTRN("Node is in this group:", "Node is in the following groups:", num_groups) + "\n";
List<GroupInfo> groups;
p_node->get_groups(&groups);
for (const GroupInfo &E : groups) {
if (E.persistent) {
msg_temp += String::utf8("• ") + String(E.name) + "\n";
}
}
} else {
msg_temp += "\n";
}
Ref<Texture2D> icon_temp;
SceneTreeEditorButton signal_temp = BUTTON_SIGNALS;
String msg_temp_end = TTR("Click to show signals dock.");
if (num_connections >= 1 && num_groups >= 1) {
icon_temp = get_editor_theme_icon(SNAME("SignalsAndGroups"));
} else if (num_connections >= 1) {
icon_temp = get_editor_theme_icon(SNAME("Signals"));
} else if (num_groups >= 1) {
icon_temp = get_editor_theme_icon(SNAME("Groups"));
signal_temp = BUTTON_GROUPS;
msg_temp_end = TTR("Click to show groups dock.");
}
if (num_connections >= 1 || num_groups >= 1) {
msg_temp += msg_temp_end;
p_item->add_button(0, icon_temp, signal_temp, false, msg_temp);
}
}
{
_update_node_tooltip(p_node, p_item);
Callable delay_update_tooltip = callable_mp(this, &SceneTreeEditor::_queue_update_node_tooltip);
if (p_node->is_connected("editor_description_changed", delay_update_tooltip)) {
p_node->disconnect("editor_description_changed", delay_update_tooltip);
}
p_node->connect("editor_description_changed", delay_update_tooltip.bind(p_item));
}
// Show buttons only when necessary (SceneTreeDock) to avoid crashes.
if (can_open_instance && is_scene_tree_dock) {
Ref<Script> scr = p_node->get_script();
if (scr.is_valid()) {
String additional_notes;
Color button_color = Color(1, 1, 1);
// Can't set tooltip after adding button, need to do it before.
if (scr->is_tool()) {
if (Engine::get_singleton()->is_recovery_mode_hint()) {
additional_notes += "\n" + TTR("This script can run in the editor.\nIt is currently disabled due to recovery mode.");
button_color = get_theme_color(SNAME("warning_color"), EditorStringName(Editor));
} else {
additional_notes += "\n" + TTR("This script is currently running in the editor.");
button_color = get_theme_color(SNAME("accent_color"), EditorStringName(Editor));
}
}
if (EditorNode::get_singleton()->get_object_custom_type_base(p_node) == scr) {
additional_notes += "\n" + TTR("This script is a custom type.");
button_color.a = 0.5;
}
p_item->add_button(0, get_editor_theme_icon(SNAME("Script")), BUTTON_SCRIPT, false, TTR("Open Script:") + " " + scr->get_path() + additional_notes);
p_item->set_button_color(0, p_item->get_button_count(0) - 1, button_color);
}
if (p_node->has_meta("_edit_lock_")) {
p_item->add_button(0, get_editor_theme_icon(SNAME("Lock")), BUTTON_LOCK, false, TTR("Node is locked.\nClick to unlock it."));
}
if (p_node->has_meta("_edit_group_")) {
p_item->add_button(0, get_editor_theme_icon(SNAME("Group")), BUTTON_GROUP, false, TTR("Children are not selectable.\nClick to make them selectable."));
}
if (p_node->has_method("is_visible") && p_node->has_method("set_visible") && p_node->has_signal(SceneStringName(visibility_changed))) {
bool is_visible = p_node->call("is_visible");
if (is_visible) {
p_item->add_button(0, get_editor_theme_icon(SNAME("GuiVisibilityVisible")), BUTTON_VISIBILITY, false, TTR("Toggle Visibility"));
} else {
p_item->add_button(0, get_editor_theme_icon(SNAME("GuiVisibilityHidden")), BUTTON_VISIBILITY, false, TTR("Toggle Visibility"));
}
const Callable vis_changed = callable_mp(this, &SceneTreeEditor::_node_visibility_changed);
if (!p_node->is_connected(SceneStringName(visibility_changed), vis_changed)) {
p_node->connect(SceneStringName(visibility_changed), vis_changed.bind(p_node));
}
_update_visibility_color(p_node, p_item);
}
if (p_node->is_class("AnimationMixer")) {
bool is_pinned = AnimationPlayerEditor::get_singleton()->get_editing_node() == p_node && AnimationPlayerEditor::get_singleton()->is_pinned();
if (is_pinned) {
p_item->add_button(0, get_editor_theme_icon(SNAME("Pin")), BUTTON_PIN, false, TTR("AnimationPlayer is pinned.\nClick to unpin."));
}
}
}
if (editor_selection) {
if (editor_selection->is_selected(p_node)) {
p_item->select(0);
}
}
if (selected == p_node) {
if (!editor_selection) {
p_item->select(0);
}
p_item->set_as_cursor(0);
}
}
void SceneTreeEditor::_update_if_clean() {
if (tree_dirty) {
return;
}
callable_mp(this, &SceneTreeEditor::_update_tree).call_deferred(false);
tree_dirty = true;
}
void SceneTreeEditor::_queue_update_node_tooltip(Node *p_node, TreeItem *p_item) {
Callable update_tooltip = callable_mp(this, &SceneTreeEditor::_update_node_tooltip);
if (update_node_tooltip_delay->is_connected("timeout", update_tooltip)) {
update_node_tooltip_delay->disconnect("timeout", update_tooltip);
}
update_node_tooltip_delay->connect("timeout", update_tooltip.bind(p_node, p_item));
update_node_tooltip_delay->start();
}
void SceneTreeEditor::_update_node_tooltip(Node *p_node, TreeItem *p_item) {
// Display the node name in all tooltips so that long node names can be previewed
// without having to rename them.
String tooltip = p_node->get_name();
if (p_node == get_scene_node() && p_node->get_scene_inherited_state().is_valid()) {
if (p_item->get_button_by_id(0, BUTTON_SUBSCENE) == -1) {
p_item->add_button(0, get_editor_theme_icon(SNAME("InstanceOptions")), BUTTON_SUBSCENE, false, TTR("Open in Editor"));
}
tooltip += String("\n" + TTR("Inherits:") + " " + p_node->get_scene_inherited_state()->get_path());
} else if (p_node != get_scene_node() && !p_node->get_scene_file_path().is_empty() && can_open_instance) {
if (p_item->get_button_by_id(0, BUTTON_SUBSCENE) == -1) {
p_item->add_button(0, get_editor_theme_icon(SNAME("InstanceOptions")), BUTTON_SUBSCENE, false, TTR("Open in Editor"));
}
tooltip += String("\n" + TTR("Instance:") + " " + p_node->get_scene_file_path());
}
StringName custom_type = EditorNode::get_singleton()->get_object_custom_type_name(p_node);
tooltip += "\n" + TTR("Type:") + " " + (custom_type != StringName() ? String(custom_type) : p_node->get_class());
if (!p_node->get_editor_description().is_empty()) {
const PackedInt32Array boundaries = TS->string_get_word_breaks(p_node->get_editor_description(), "", 80);
tooltip += "\n";
for (int i = 0; i < boundaries.size(); i += 2) {
const int start = boundaries[i];
const int end = boundaries[i + 1];
tooltip += "\n" + p_node->get_editor_description().substr(start, end - start + 1).rstrip("\n");
}
}
p_item->set_tooltip_text(0, tooltip);
}
void SceneTreeEditor::_node_visibility_changed(Node *p_node) {
HashMap<Node *, CachedNode>::Iterator I = node_cache.get(p_node, false);
if (!I) {
// We leave these signals connected when switching tabs.
// If the node is not in cache it was for a different tab.
return;
}
if (!p_node || (p_node != get_scene_node() && !p_node->get_owner())) {
return;
}
TreeItem *item = _find(tree->get_root(), p_node->get_path());
if (!item) {
return;
}
int idx = item->get_button_by_id(0, BUTTON_VISIBILITY);
ERR_FAIL_COND(idx == -1);
bool node_visible = false;
if (p_node->has_method("is_visible")) {
node_visible = p_node->call("is_visible");
if (p_node->is_class("CanvasItem") || p_node->is_class("CanvasLayer") || p_node->is_class("Window")) {
CanvasItemEditor::get_singleton()->get_viewport_control()->queue_redraw();
}
}
if (node_visible) {
item->set_button(0, idx, get_editor_theme_icon(SNAME("GuiVisibilityVisible")));
} else {
item->set_button(0, idx, get_editor_theme_icon(SNAME("GuiVisibilityHidden")));
}
_update_visibility_color(p_node, item);
}
void SceneTreeEditor::_update_visibility_color(Node *p_node, TreeItem *p_item) {
if (p_node->has_method("is_visible_in_tree")) {
Color color(1, 1, 1, 1);
bool visible_on_screen = p_node->call("is_visible_in_tree");
if (!visible_on_screen) {
color.a = 0.6;
}
int idx = p_item->get_button_by_id(0, BUTTON_VISIBILITY);
p_item->set_button_color(0, idx, color);
}
}
void SceneTreeEditor::_set_item_custom_color(TreeItem *p_item, Color p_color) {
p_item->set_custom_color(0, p_color);
p_item->set_meta(SNAME("custom_color"), p_color);
}
void SceneTreeEditor::_node_script_changed(Node *p_node) {
HashMap<Node *, CachedNode>::Iterator I = node_cache.get(p_node, false);
if (!I) {
// We leave these signals connected when switching tabs.
// If the node is not in cache it was for a different tab.
return;
}
node_cache.mark_dirty(p_node);
_update_if_clean();
}
void SceneTreeEditor::_move_node_children(HashMap<Node *, CachedNode>::Iterator &p_I) {
TreeItem *item = p_I->value.item;
Node *node = p_I->key;
int cc = node->get_child_count(false);
for (int i = 0; i < cc; i++) {
HashMap<Node *, CachedNode>::Iterator CI = node_cache.get(node->get_child(i, false));
if (CI) {
_move_node_item(item, CI);
}
}
p_I->value.has_moved_children = false;
}
void SceneTreeEditor::_move_node_item(TreeItem *p_parent, HashMap<Node *, CachedNode>::Iterator &p_I) {
if (!p_parent) {
return;
}
Node *node = p_I->key;
int current_node_index = node->get_index(false);
int current_item_index = -1;
TreeItem *item = p_I->value.item;
if (item->get_parent() != p_parent) {
TreeItem *p = item->get_parent();
if (p) {
item->get_parent()->remove_child(item);
}
p_parent->add_child(item);
p_I->value.removed = false;
current_item_index = p_parent->get_child_count() - 1;
p_I->value.index = current_item_index;
}
if (p_I->value.index != current_node_index) {
// If we just re-parented we know our index.
if (current_item_index == -1) {
current_item_index = item->get_index();
}
// Are we already in the right place?
if (current_node_index == current_item_index) {
p_I->value.index = current_node_index;
return;
}
// Are we the first node?
if (current_node_index == 0) {
// There has to be at least 1 other node, otherwise we would not have gotten here.
TreeItem *neighbor_item = p_parent->get_child(0);
item->move_before(neighbor_item);
} else {
TreeItem *neighbor_item = p_parent->get_child(CLAMP(current_node_index - 1, 0, p_parent->get_child_count() - 1));
item->move_after(neighbor_item);
}
p_I->value.index = current_node_index;
}
}
void SceneTreeEditor::_node_child_order_changed(Node *p_node) {
// Do not try to change children on nodes currently marked for removal.
HashMap<Node *, CachedNode>::Iterator I = node_cache.get(p_node, false);
if (I) {
node_cache.mark_dirty(I->key);
I->value.has_moved_children = true;
}
_update_if_clean();
}
void SceneTreeEditor::_node_editor_state_changed(Node *p_node) {
node_cache.mark_dirty(p_node);
HashMap<Node *, CachedNode>::Iterator I = node_cache.get(p_node, false);
if (I) {
if (p_node->is_inside_tree() && p_node->can_process() != I->value.can_process) {
// All our children also change process mode.
node_cache.mark_children_dirty(p_node, true);
}
}
_update_if_clean();
}
void SceneTreeEditor::_node_added(Node *p_node) {
if (!get_scene_node()) {
return;
}
if (p_node != get_scene_node() && !get_scene_node()->is_ancestor_of(p_node)) {
return;
}
node_cache.mark_dirty(p_node);
_update_if_clean();
}
void SceneTreeEditor::_node_removed(Node *p_node) {
if (EditorNode::get_singleton()->is_exiting()) {
return; // Speed up exit.
}
if (EditorNode::get_singleton()->is_changing_scene()) {
return; // Switching tabs we will be destroying node cache anyway.
}
if (!get_scene_node()) {
return;
}
if (p_node != get_scene_node() && !get_scene_node()->is_ancestor_of(p_node)) {
return;
}
node_cache.remove(p_node);
_update_if_clean();
}
void SceneTreeEditor::_node_renamed(Node *p_node) {
if (!get_scene_node()) {
return;
}
if (p_node != get_scene_node() && !get_scene_node()->is_ancestor_of(p_node)) {
return;
}
node_cache.mark_dirty(p_node);
// Recursively update child node paths.
_update_node_path(p_node, true);
emit_signal(SNAME("node_renamed"));
_update_if_clean();
}
void SceneTreeEditor::_update_tree(bool p_scroll_to_selected) {
if (!is_inside_tree()) {
tree_dirty = false;
return;
}
Node *scene_node = get_scene_node();
if (node_cache.current_scene_node != scene_node) {
_reset();
marked.clear();
node_cache.current_scene_node = scene_node;
node_cache.force_update = true;
}
if (!update_when_invisible && !is_visible_in_tree()) {
return;
}
if (tree->is_editing()) {
return;
}
updating_tree = true;
last_hash = hash_djb2_one_64(0);
if (node_cache.current_scene_node) {
// Handle pinning/unpinning the animation player only do this once per iteration.
Node *pinned_node = AnimationPlayerEditor::get_singleton()->get_editing_node();
// If pinned state changed, update the currently pinned node.
if (AnimationPlayerEditor::get_singleton()->is_pinned() != node_cache.current_has_pin) {
node_cache.current_has_pin = AnimationPlayerEditor::get_singleton()->is_pinned();
node_cache.mark_dirty(pinned_node);
}
// If the current pinned node changed update both the old and new node.
if (node_cache.current_pinned_node != pinned_node) {
node_cache.mark_dirty(pinned_node);
node_cache.mark_dirty(node_cache.current_pinned_node);
node_cache.current_pinned_node = pinned_node;
}
_update_node_subtree(get_scene_node(), nullptr, node_cache.force_update);
_compute_hash(get_scene_node(), last_hash);
node_cache.delete_pending();
}
updating_tree = false;
tree_dirty = false;
node_cache.force_update = false;
if (!filter.strip_edges().is_empty() || !show_all_nodes) {
_update_filter(nullptr, p_scroll_to_selected);
}
}
bool SceneTreeEditor::_update_filter(TreeItem *p_parent, bool p_scroll_to_selected) {
if (!p_parent) {
p_parent = tree->get_root();
filter_term_warning.clear();
}
if (!p_parent) {
// Tree is empty, nothing to do here.
return false;
}
// Now find other reasons to keep this Node, too.
PackedStringArray terms = filter.to_lower().split_spaces();
bool keep = _item_matches_all_terms(p_parent, terms);
bool selectable = keep;
bool is_root = p_parent == tree->get_root();
if (keep) {
Node *n = get_node(p_parent->get_metadata(0));
if (!p_parent->is_visible() || (is_root && tree->is_root_hidden())) {
// Place back moved out children from when this item has hidden.
HashMap<Node *, CachedNode>::Iterator I = node_cache.get(n, false);
if (I && I->value.has_moved_children) {
_update_node_subtree(I->value.node, nullptr, true);
}
}
if (!valid_types.is_empty()) {
selectable = false;
for (const StringName &E : valid_types) {
if (n->is_class(E) ||
EditorNode::get_singleton()->is_object_of_custom_type(n, E)) {
selectable = true;
break;
} else {
Ref<Script> node_script = n->get_script();
while (node_script.is_valid()) {
if (node_script->get_path() == E) {
selectable = true;
break;
}
node_script = node_script->get_base_script();
}
if (selectable) {
break;
}
}
}
}