godot/editor/groups_editor.cpp

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/*************************************************************************/
/* groups_editor.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
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/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
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/* */
/* 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. */
/*************************************************************************/
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#include "groups_editor.h"
#include "editor/scene_tree_editor.h"
#include "editor_node.h"
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#include "scene/gui/box_container.h"
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#include "scene/gui/label.h"
#include "scene/resources/packed_scene.h"
void GroupDialog::ok_pressed() {
}
void GroupDialog::_cancel_pressed() {
}
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()) {
return;
}
selected_group = groups->get_selected()->get_text(0);
_load_nodes(scene_tree->get_edited_scene_root());
}
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()) + "/" + String(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;
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_ofi(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_ofi(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<Texture> icon;
if (p_current->has_meta("_editor_icon")) {
icon = p_current->get_meta("_editor_icon");
} else {
icon = get_icon((has_icon(p_current->get_class(), "EditorIcons") ? p_current->get_class() : String("Object")), "EditorIcons");
}
node->set_icon(0, icon);
if (!_can_edit(p_current, selected_group)) {
node->set_selectable(0, false);
node->set_custom_color(0, get_color("disabled_font_color", "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_selected();
if (!selected) {
return;
}
while (selected) {
Node *node = scene_tree->get_edited_scene_root()->get_node(selected->get_metadata(0));
node->add_to_group(selected_group, true);
selected = nodes_to_add->get_next_selected(selected);
}
_group_selected();
EditorNode::get_singleton()->get_scene_tree_dock()->get_tree_editor()->update_tree();
}
void GroupDialog::_removed_pressed() {
TreeItem *selected = nodes_to_remove->get_selected();
if (!selected) {
return;
}
while (selected) {
Node *node = scene_tree->get_edited_scene_root()->get_node(selected->get_metadata(0));
node->remove_from_group(selected_group);
selected = nodes_to_add->get_next_selected(selected);
}
_group_selected();
EditorNode::get_singleton()->get_scene_tree_dock()->get_tree_editor()->update_tree();
}
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() {
_add_group(add_group_text->get_text());
add_group_text->clear();
}
void GroupDialog::_group_renamed() {
TreeItem *renamed_group = groups->get_edited();
if (!renamed_group) {
return;
}
String name = renamed_group->get_text(0).strip_edges();
for (TreeItem *E = groups_root->get_children(); 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 == "") {
renamed_group->set_text(0, selected_group);
error->set_text(TTR("invalid Group name."));
error->popup_centered();
return;
}
List<Node *> nodes;
scene_tree->get_nodes_in_group(selected_group, &nodes);
bool removed_all = true;
for (List<Node *>::Element *E = nodes.front(); E; E = E->next()) {
Node *node = E->get();
if (_can_edit(node, selected_group)) {
node->remove_from_group(selected_group);
node->add_to_group(name, true);
} else {
removed_all = false;
}
}
if (!removed_all) {
_add_group(selected_group);
}
selected_group = renamed_group->get_text(0);
_group_selected();
}
void GroupDialog::_add_group(String p_name) {
String name = p_name.strip_edges();
if (name == "" || groups->search_item_text(name)) {
return;
}
TreeItem *new_group = groups->create_item(groups_root);
new_group->set_text(0, name);
new_group->add_button(0, get_icon("Remove", "EditorIcons"), 0);
new_group->set_editable(0, true);
}
void GroupDialog::_load_groups(Node *p_current) {
List<Node::GroupInfo> gi;
p_current->get_groups(&gi);
for (List<Node::GroupInfo>::Element *E = gi.front(); E; E = E->next()) {
if (!E->get().persistent) {
continue;
}
_add_group(E->get().name);
}
for (int i = 0; i < p_current->get_child_count(); i++) {
_load_groups(p_current->get_child(i));
}
}
void GroupDialog::_delete_group_pressed(Object *p_item, int p_column, int p_id) {
TreeItem *ti = Object::cast_to<TreeItem>(p_item);
if (!ti)
return;
String name = ti->get_text(0);
List<Node *> nodes;
scene_tree->get_nodes_in_group(name, &nodes);
bool removed_all = true;
for (List<Node *>::Element *E = nodes.front(); E; E = E->next()) {
if (_can_edit(E->get(), name)) {
E->get()->remove_from_group(name);
} else {
removed_all = false;
}
}
if (removed_all) {
if (selected_group == name) {
add_filter->clear();
remove_filter->clear();
nodes_to_remove->clear();
nodes_to_add->clear();
groups->deselect_all();
selected_group = "";
}
groups_root->remove_child(ti);
}
EditorNode::get_singleton()->get_scene_tree_dock()->get_tree_editor()->update_tree();
}
void GroupDialog::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
add_button->set_icon(get_icon("Forward", "EditorIcons"));
remove_button->set_icon(get_icon("Back", "EditorIcons"));
add_filter->set_right_icon(get_icon("Search", "EditorIcons"));
add_filter->set_clear_button_enabled(true);
remove_filter->set_right_icon(get_icon("Search", "EditorIcons"));
remove_filter->set_clear_button_enabled(true);
} break;
}
}
void GroupDialog::edit() {
popup_centered(Size2(600, 400));
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("_cancel", &GroupDialog::_cancel_pressed);
ClassDB::bind_method("_add_pressed", &GroupDialog::_add_pressed);
ClassDB::bind_method("_removed_pressed", &GroupDialog::_removed_pressed);
ClassDB::bind_method("_delete_group_pressed", &GroupDialog::_delete_group_pressed);
ClassDB::bind_method("_group_selected", &GroupDialog::_group_selected);
ClassDB::bind_method("_add_group_pressed", &GroupDialog::_add_group_pressed);
ClassDB::bind_method("_add_filter_changed", &GroupDialog::_add_filter_changed);
ClassDB::bind_method("_remove_filter_changed", &GroupDialog::_remove_filter_changed);
ClassDB::bind_method("_group_renamed", &GroupDialog::_group_renamed);
}
GroupDialog::GroupDialog() {
scene_tree = SceneTree::get_singleton();
VBoxContainer *vbc = memnew(VBoxContainer);
add_child(vbc);
HBoxContainer *hbc = memnew(HBoxContainer);
vbc->add_child(hbc);
hbc->set_v_size_flags(SIZE_EXPAND_FILL);
VBoxContainer *vbc_left = memnew(VBoxContainer);
hbc->add_child(vbc_left);
vbc_left->set_h_size_flags(SIZE_EXPAND_FILL);
Label *group_title = memnew(Label);
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_v_size_flags(SIZE_EXPAND_FILL);
groups->set_select_mode(Tree::SELECT_SINGLE);
groups->set_allow_reselect(true);
groups->set_allow_rmb_select(true);
groups->connect("item_selected", this, "_group_selected");
groups->connect("button_pressed", this, "_delete_group_pressed");
groups->connect("item_edited", this, "_group_renamed");
HBoxContainer *chbc = memnew(HBoxContainer);
vbc_left->add_child(chbc);
chbc->set_h_size_flags(SIZE_EXPAND_FILL);
add_group_text = memnew(LineEdit);
chbc->add_child(add_group_text);
add_group_text->set_h_size_flags(SIZE_EXPAND_FILL);
Button *add_group_button = memnew(Button);
add_group_button->set_text("Add");
chbc->add_child(add_group_button);
add_group_button->connect("pressed", this, "_add_group_pressed");
VBoxContainer *vbc_add = memnew(VBoxContainer);
hbc->add_child(vbc_add);
vbc_add->set_h_size_flags(SIZE_EXPAND_FILL);
Label *out_of_group_title = memnew(Label);
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_v_size_flags(SIZE_EXPAND_FILL);
nodes_to_add->set_select_mode(Tree::SELECT_MULTI);
nodes_to_add->connect("item_selected", this, "_nodes_to_add_selected");
HBoxContainer *add_filter_hbc = memnew(HBoxContainer);
add_filter_hbc->add_constant_override("separate", 0);
vbc_add->add_child(add_filter_hbc);
add_filter = memnew(LineEdit);
add_filter->set_h_size_flags(SIZE_EXPAND_FILL);
add_filter->set_placeholder(TTR("Filter nodes"));
add_filter_hbc->add_child(add_filter);
add_filter->connect("text_changed", this, "_add_filter_changed");
VBoxContainer *vbc_buttons = memnew(VBoxContainer);
hbc->add_child(vbc_buttons);
vbc_buttons->set_h_size_flags(SIZE_SHRINK_CENTER);
vbc_buttons->set_v_size_flags(SIZE_SHRINK_CENTER);
add_button = memnew(ToolButton);
add_button->set_text(TTR("Add"));
add_button->connect("pressed", this, "_add_pressed");
vbc_buttons->add_child(add_button);
vbc_buttons->add_spacer();
vbc_buttons->add_spacer();
vbc_buttons->add_spacer();
remove_button = memnew(ToolButton);
remove_button->set_text(TTR("Remove"));
remove_button->connect("pressed", this, "_removed_pressed");
vbc_buttons->add_child(remove_button);
VBoxContainer *vbc_remove = memnew(VBoxContainer);
hbc->add_child(vbc_remove);
vbc_remove->set_h_size_flags(SIZE_EXPAND_FILL);
Label *in_group_title = memnew(Label);
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(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->connect("item_selected", this, "_node_to_remove_selected");
HBoxContainer *remove_filter_hbc = memnew(HBoxContainer);
remove_filter_hbc->add_constant_override("separate", 0);
vbc_remove->add_child(remove_filter_hbc);
remove_filter = memnew(LineEdit);
remove_filter->set_h_size_flags(SIZE_EXPAND_FILL);
remove_filter->set_placeholder(TTR("Filter nodes"));
remove_filter_hbc->add_child(remove_filter);
remove_filter->connect("text_changed", this, "_remove_filter_changed");
set_title("Group Editor");
get_cancel()->hide();
set_as_toplevel(true);
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set_resizable(true);
error = memnew(ConfirmationDialog);
add_child(error);
error->get_ok()->set_text(TTR("Close"));
}
////////////////////////////////////////////////////////////////////////////////
void GroupsEditor::_add_group(const String &p_group) {
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if (!node)
return;
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String name = group_name->get_text();
if (name.strip_edges() == "")
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return;
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if (node->is_in_group(name))
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return;
undo_redo->create_action(TTR("Add to Group"));
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undo_redo->add_do_method(node, "add_to_group", name, true);
undo_redo->add_do_method(this, "update_tree");
undo_redo->add_undo_method(node, "remove_from_group", name);
undo_redo->add_undo_method(this, "update_tree");
undo_redo->add_do_method(EditorNode::get_singleton()->get_scene_tree_dock()->get_tree_editor(), "update_tree"); //to force redraw of scene tree
undo_redo->add_undo_method(EditorNode::get_singleton()->get_scene_tree_dock()->get_tree_editor(), "update_tree"); //to force redraw of scene tree
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undo_redo->commit_action();
group_name->clear();
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}
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void GroupsEditor::_remove_group(Object *p_item, int p_column, int p_id) {
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if (!node)
return;
TreeItem *ti = Object::cast_to<TreeItem>(p_item);
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if (!ti)
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return;
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String name = ti->get_text(0);
undo_redo->create_action(TTR("Remove from Group"));
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undo_redo->add_do_method(node, "remove_from_group", name);
undo_redo->add_do_method(this, "update_tree");
undo_redo->add_undo_method(node, "add_to_group", name, true);
undo_redo->add_undo_method(this, "update_tree");
undo_redo->add_do_method(EditorNode::get_singleton()->get_scene_tree_dock()->get_tree_editor(), "update_tree"); //to force redraw of scene tree
undo_redo->add_undo_method(EditorNode::get_singleton()->get_scene_tree_dock()->get_tree_editor(), "update_tree"); //to force redraw of scene tree
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undo_redo->commit_action();
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}
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struct _GroupInfoComparator {
bool operator()(const Node::GroupInfo &p_a, const Node::GroupInfo &p_b) const {
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return p_a.name.operator String() < p_b.name.operator String();
}
};
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void GroupsEditor::update_tree() {
tree->clear();
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if (!node)
return;
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List<Node::GroupInfo> groups;
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node->get_groups(&groups);
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groups.sort_custom<_GroupInfoComparator>();
TreeItem *root = tree->create_item();
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for (List<GroupInfo>::Element *E = groups.front(); E; E = E->next()) {
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Node::GroupInfo gi = E->get();
if (!gi.persistent)
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continue;
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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);
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item->set_text(0, gi.name);
if (can_be_deleted) {
item->add_button(0, get_icon("Remove", "EditorIcons"), 0);
} else {
item->set_selectable(0, false);
}
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}
}
void GroupsEditor::set_current(Node *p_node) {
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node = p_node;
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update_tree();
}
void GroupsEditor::_show_group_dialog() {
group_dialog->edit();
}
void GroupsEditor::_group_dialog_closed() {
update_tree();
}
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void GroupsEditor::_bind_methods() {
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ClassDB::bind_method("_add_group", &GroupsEditor::_add_group);
ClassDB::bind_method("_remove_group", &GroupsEditor::_remove_group);
ClassDB::bind_method("update_tree", &GroupsEditor::update_tree);
ClassDB::bind_method("_show_group_dialog", &GroupsEditor::_show_group_dialog);
ClassDB::bind_method("_group_dialog_closed", &GroupsEditor::_group_dialog_closed);
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}
GroupsEditor::GroupsEditor() {
node = NULL;
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VBoxContainer *vbc = this;
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group_dialog = memnew(GroupDialog);
group_dialog->set_as_toplevel(true);
add_child(group_dialog);
group_dialog->connect("popup_hide", this, "_group_dialog_closed");
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", this, "_show_group_dialog");
HBoxContainer *hbc = memnew(HBoxContainer);
vbc->add_child(hbc);
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group_name = memnew(LineEdit);
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group_name->set_h_size_flags(SIZE_EXPAND_FILL);
hbc->add_child(group_name);
group_name->connect("text_entered", this, "_add_group");
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add = memnew(Button);
add->set_text(TTR("Add"));
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hbc->add_child(add);
add->connect("pressed", this, "_add_group", varray(String()));
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tree = memnew(Tree);
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tree->set_hide_root(true);
tree->set_v_size_flags(SIZE_EXPAND_FILL);
vbc->add_child(tree);
tree->connect("button_pressed", this, "_remove_group");
add_constant_override("separation", 3 * EDSCALE);
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}
GroupsEditor::~GroupsEditor() {
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}