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godot/tools/editor/scene_tree_editor.cpp

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/*************************************************************************/
/* scene_tree_editor.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 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 "scene/gui/label.h"
#include "editor_node.h"
#include "print_string.h"
#include "message_queue.h"
#include "scene/main/viewport.h"
#include "tools/editor/plugins/canvas_item_editor_plugin.h"
#include "scene/resources/packed_scene.h"
Node *SceneTreeEditor::get_scene_node() {
ERR_FAIL_COND_V(!is_inside_tree(),NULL);
return get_tree()->get_edited_scene_root();
}
void SceneTreeEditor::_subscene_option(int p_idx) {
Object *obj = ObjectDB::get_instance(instance_node);
if (!obj)
return;
Node *node = obj->cast_to<Node>();
if (!node)
return;
switch(p_idx) {
case SCENE_MENU_EDITABLE_CHILDREN: {
bool editable = EditorNode::get_singleton()->get_edited_scene()->is_editable_instance(node);
editable = !editable;
//node->set_instance_children_editable(editable);
EditorNode::get_singleton()->get_edited_scene()->set_editable_instance(node,editable);
instance_menu->set_item_checked(0,editable);
if (editable) {
node->set_scene_instance_load_placeholder(false);
instance_menu->set_item_checked(1,false);
}
_update_tree();
} break;
case SCENE_MENU_USE_PLACEHOLDER: {
bool placeholder = node->get_scene_instance_load_placeholder();
placeholder = !placeholder;
//node->set_instance_children_editable(editable);
if (placeholder) {
EditorNode::get_singleton()->get_edited_scene()->set_editable_instance(node,false);
}
node->set_scene_instance_load_placeholder(placeholder);
instance_menu->set_item_checked(0,false);
instance_menu->set_item_checked(1,placeholder);
_update_tree();
} break;
case SCENE_MENU_OPEN: {
emit_signal("open",node->get_filename());
} break;
case SCENE_MENU_CLEAR_INHERITANCE: {
clear_inherit_confirm->popup_centered_minsize();
} break;
case SCENE_MENU_CLEAR_INSTANCING: {
Node*root=EditorNode::get_singleton()->get_edited_scene();
if (!root)
break;
ERR_FAIL_COND(node->get_filename()==String());
undo_redo->create_action("Discard Instancing");
undo_redo->add_do_method(node,"set_filename","");
undo_redo->add_undo_method(node,"set_filename",node->get_filename());
_node_replace_owner(node,node,root);
undo_redo->add_do_method(this,"update_tree");
undo_redo->add_undo_method(this,"update_tree");
undo_redo->commit_action();
} break;
case SCENE_MENU_OPEN_INHERITED: {
if (node && node->get_scene_inherited_state().is_valid()) {
emit_signal("open",node->get_scene_inherited_state()->get_path());
}
} break;
case SCENE_MENU_CLEAR_INHERITANCE_CONFIRM: {
if (node && node->get_scene_inherited_state().is_valid()) {
node->set_scene_inherited_state(Ref<SceneState>());
update_tree();
EditorNode::get_singleton()->get_property_editor()->update_tree();
}
} break;
}
}
void SceneTreeEditor::_node_replace_owner(Node* p_base,Node* p_node,Node* p_root) {
if (p_base!=p_node) {
if (p_node->get_owner()==p_base) {
undo_redo->add_do_method(p_node,"set_owner",p_root);
undo_redo->add_undo_method(p_node,"set_owner",p_base);
}
}
for(int i=0;i<p_node->get_child_count();i++) {
_node_replace_owner(p_base,p_node->get_child(i),p_root);
}
}
void SceneTreeEditor::_cell_button_pressed(Object *p_item,int p_column,int p_id) {
TreeItem *item=p_item->cast_to<TreeItem>();
ERR_FAIL_COND(!item);
NodePath np = item->get_metadata(0);
Node *n=get_node(np);
ERR_FAIL_COND(!n);
if (p_id==BUTTON_SUBSCENE) {
//open scene request
Rect2 item_rect = tree->get_item_rect(item,0);
item_rect.pos.y-=tree->get_scroll().y;
item_rect.pos+=tree->get_global_pos();
if (n==get_scene_node()) {
inheritance_menu->set_pos(item_rect.pos+Vector2(0,item_rect.size.y));
inheritance_menu->set_size(Vector2(item_rect.size.x,0));
inheritance_menu->popup();
instance_node=n->get_instance_ID();
} else {
instance_menu->set_pos(item_rect.pos+Vector2(0,item_rect.size.y));
instance_menu->set_size(Vector2(item_rect.size.x,0));
if (EditorNode::get_singleton()->get_edited_scene()->is_editable_instance(n))
instance_menu->set_item_checked(0,true);
else
instance_menu->set_item_checked(0,false);
if (n->get_owner()==get_scene_node()) {
instance_menu->set_item_checked(1,n->get_scene_instance_load_placeholder());
instance_menu->set_item_disabled(1,false);
} else {
instance_menu->set_item_checked(1,false);
instance_menu->set_item_disabled(1,true);
}
instance_menu->popup();
instance_node=n->get_instance_ID();
}
//emit_signal("open",n->get_filename());
} else if (p_id==BUTTON_SCRIPT) {
RefPtr script=n->get_script();
if (!script.is_null())
emit_signal("open_script",script);
} else if (p_id==BUTTON_VISIBILITY) {
if (n->is_class("Spatial")) {
bool v = bool(n->call("is_visible"));
undo_redo->create_action(TTR("Toggle Spatial Visible"));
undo_redo->add_do_method(n,"set_visible",!v);
undo_redo->add_undo_method(n,"set_visible",v);
undo_redo->commit_action();
} else if (n->is_class("CanvasItem")) {
bool v = bool(n->call("is_visible"));
undo_redo->create_action(TTR("Toggle CanvasItem Visible"));
undo_redo->add_do_method(n,v?"hide":"show");
undo_redo->add_undo_method(n,v?"show":"hide");
undo_redo->commit_action();
}
} else if (p_id==BUTTON_LOCK) {
if (n->is_class("CanvasItem")) {
n->set_meta("_edit_lock_", Variant());
_update_tree();
emit_signal("node_changed");
}
} else if (p_id==BUTTON_GROUP) {
if (n->is_class("CanvasItem")) {
n->set_meta("_edit_group_", Variant());
_update_tree();
emit_signal("node_changed");
}
} else if (p_id==BUTTON_WARNING) {
String config_err = n->get_configuration_warning();
if (config_err==String())
return;
config_err=config_err.word_wrap(80);
warning->set_text(config_err);
warning->popup_centered_minsize();
} else if (p_id==BUTTON_SIGNALS) {
editor_selection->clear();
editor_selection->add_node(n);
set_selected(n);
NodeDock::singleton->get_parent()->call("set_current_tab",NodeDock::singleton->get_index());
NodeDock::singleton->show_connections();
} else if (p_id==BUTTON_GROUPS) {
editor_selection->clear();
editor_selection->add_node(n);
set_selected(n);
NodeDock::singleton->get_parent()->call("set_current_tab",NodeDock::singleton->get_index());
NodeDock::singleton->show_groups();
}
}
bool SceneTreeEditor::_add_nodes(Node *p_node,TreeItem *p_parent) {
if (!p_node)
return false;
// 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 {
return false;
}
} 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;
}
TreeItem *item = tree->create_item(p_parent);
item->set_text(0, p_node->get_name() );
if (can_rename && !part_of_subscene /*(p_node->get_owner() == get_scene_node() || p_node==get_scene_node())*/)
item->set_editable(0, true);
item->set_selectable(0,true);
if (can_rename) {
#ifdef ENABLE_DEPRECATED
if (p_node->has_meta("_editor_collapsed")) {
//remove previous way of storing folding, which did not get along with scene inheritance and instancing
if ((bool)p_node->get_meta("_editor_collapsed"))
p_node->set_display_folded(true);
p_node->set_meta("_editor_collapsed",Variant());
}
#endif
bool collapsed = p_node->is_displayed_folded();
if (collapsed)
item->set_collapsed(true);
}
Ref<Texture> icon;
if (p_node->has_meta("_editor_icon"))
icon=p_node->get_meta("_editor_icon");
else
icon=get_icon( (has_icon(p_node->get_class(),"EditorIcons")?p_node->get_class():String("Object")),"EditorIcons");
item->set_icon(0, icon );
item->set_metadata( 0,p_node->get_path() );
if (part_of_subscene) {
//item->set_selectable(0,marked_selectable);
item->set_custom_color(0,Color(0.8,0.4,0.20));
} else if (marked.has(p_node)) {
item->set_selectable(0,marked_selectable);
item->set_custom_color(0,Color(0.8,0.1,0.10));
} else if (!marked_selectable && !marked_children_selectable) {
Node *node=p_node;
while(node) {
if (marked.has(node)) {
item->set_selectable(0,false);
item->set_custom_color(0,Color(0.8,0.1,0.10));
break;
}
node=node->get_parent();
}
}
if (can_rename) { //should be can edit..
String warning = p_node->get_configuration_warning();
if (warning!=String()) {
item->add_button(0,get_icon("NodeWarning","EditorIcons"),BUTTON_WARNING);
}
bool has_connections = p_node->has_persistent_signal_connections();
bool has_groups = p_node->has_persistent_groups();
if (has_connections && has_groups) {
item->add_button(0,get_icon("ConnectionAndGroups","EditorIcons"),BUTTON_SIGNALS);
} else if (has_connections) {
item->add_button(0,get_icon("Connect","EditorIcons"),BUTTON_SIGNALS);
} else if (has_groups) {
item->add_button(0,get_icon("Groups","EditorIcons"),BUTTON_GROUPS);
}
}
if (p_node==get_scene_node() && p_node->get_scene_inherited_state().is_valid()) {
item->add_button(0,get_icon("InstanceOptions","EditorIcons"),BUTTON_SUBSCENE);
item->set_tooltip(0,TTR("Inherits:")+" "+p_node->get_scene_inherited_state()->get_path()+"\n"+TTR("Type:")+" "+p_node->get_class());
} else if (p_node!=get_scene_node() && p_node->get_filename()!="" && can_open_instance) {
item->add_button(0,get_icon("InstanceOptions","EditorIcons"),BUTTON_SUBSCENE);
item->set_tooltip(0,TTR("Instance:")+" "+p_node->get_filename()+"\n"+TTR("Type:")+" "+p_node->get_class());
} else {
item->set_tooltip(0,String(p_node->get_name())+"\n"+TTR("Type:")+" "+p_node->get_class());
}
if (can_open_instance) {
if (!p_node->is_connected("script_changed",this,"_node_script_changed"))
p_node->connect("script_changed",this,"_node_script_changed",varray(p_node));
if (!p_node->get_script().is_null()) {
item->add_button(0,get_icon("Script","EditorIcons"),BUTTON_SCRIPT);
}
if (p_node->is_class("CanvasItem")) {
bool is_locked = p_node->has_meta("_edit_lock_");//_edit_group_
if (is_locked)
item->add_button(0,get_icon("Lock", "EditorIcons"), BUTTON_LOCK);
bool is_grouped = p_node->has_meta("_edit_group_");
if (is_grouped)
item->add_button(0,get_icon("Group", "EditorIcons"), BUTTON_GROUP);
bool v = p_node->call("is_visible");
if (v)
item->add_button(0,get_icon("Visible","EditorIcons"),BUTTON_VISIBILITY);
else
item->add_button(0,get_icon("Hidden","EditorIcons"),BUTTON_VISIBILITY);
if (!p_node->is_connected("visibility_changed",this,"_node_visibility_changed"))
p_node->connect("visibility_changed",this,"_node_visibility_changed",varray(p_node));
_update_visibility_color(p_node, item);
} else if (p_node->is_class("Spatial")) {
bool v = p_node->call("is_visible");
if (v)
item->add_button(0,get_icon("Visible","EditorIcons"),BUTTON_VISIBILITY);
else
item->add_button(0,get_icon("Hidden","EditorIcons"),BUTTON_VISIBILITY);
if (!p_node->is_connected("visibility_changed",this,"_node_visibility_changed"))
p_node->connect("visibility_changed",this,"_node_visibility_changed",varray(p_node));
_update_visibility_color(p_node, item);
}
}
if (editor_selection) {
if (editor_selection->is_selected(p_node)) {
item->select(0);
}
}
if (selected==p_node) {
if (!editor_selection)
item->select(0);
item->set_as_cursor(0);
}
bool keep= (filter.is_subsequence_ofi(String(p_node->get_name())));
for (int i=0;i<p_node->get_child_count();i++) {
bool child_keep = _add_nodes(p_node->get_child(i),item);
keep = keep || child_keep;
}
if (!keep) {
memdelete(item);
return false;
} else {
return true;
}
}
void SceneTreeEditor::_node_visibility_changed(Node *p_node) {
if (p_node!=get_scene_node() && !p_node->get_owner()) {
return;
}
TreeItem* item=p_node?_find(tree->get_root(),p_node->get_path()):NULL;
if (!item) {
return;
}
int idx=item->get_button_by_id(0,BUTTON_VISIBILITY);
ERR_FAIL_COND(idx==-1);
bool visible=false;
if (p_node->is_class("CanvasItem")) {
visible = p_node->call("is_visible");
CanvasItemEditor::get_singleton()->get_viewport_control()->update();
} else if (p_node->is_class("Spatial")) {
visible = p_node->call("is_visible");
}
if (visible)
item->set_button(0,idx,get_icon("Visible","EditorIcons"));
else
item->set_button(0,idx,get_icon("Hidden","EditorIcons"));
_update_visibility_color(p_node, item);
}
void SceneTreeEditor::_update_visibility_color(Node *p_node, TreeItem *p_item) {
if (p_node->is_class("CanvasItem") || p_node->is_class("Spatial")) {
Color color(1,1,1,1);
bool visible_on_screen = p_node->call("is_visible");
if (!visible_on_screen) {
color = Color(0.6,0.6,0.6,1);
}
int idx=p_item->get_button_by_id(0,BUTTON_VISIBILITY);
p_item->set_button_color(0,idx,color);
}
}
void SceneTreeEditor::_node_script_changed(Node *p_node) {
_update_tree();
/*
changes the order :|
TreeItem* item=p_node?_find(tree->get_root(),p_node->get_path()):NULL;
if (p_node->get_script().is_null()) {
int idx=item->get_button_by_id(0,2);
if (idx>=0)
item->erase_button(0,idx);
} else {
int idx=item->get_button_by_id(0,2);
if (idx<0)
item->add_button(0,get_icon("Script","EditorIcons"),2);
}*/
}
void SceneTreeEditor::_node_removed(Node *p_node) {
if (EditorNode::get_singleton()->is_exiting())
return; //speed up exit
if (p_node->is_connected("script_changed",this,"_node_script_changed"))
p_node->disconnect("script_changed",this,"_node_script_changed");
if (p_node->is_class("Spatial") || p_node->is_class("CanvasItem")) {
if (p_node->is_connected("visibility_changed",this,"_node_visibility_changed"))
p_node->disconnect("visibility_changed",this,"_node_visibility_changed");
}
if (p_node==selected) {
selected=NULL;
emit_signal("node_selected");
}
}
void SceneTreeEditor::_update_tree() {
if (!is_inside_tree()) {
tree_dirty=false;
return;
}
updating_tree=true;
tree->clear();
if (get_scene_node()) {
_add_nodes( get_scene_node(), NULL );
last_hash = hash_djb2_one_64(0);
_compute_hash(get_scene_node(),last_hash);
}
updating_tree=false;
tree_dirty=false;
}
void SceneTreeEditor::_compute_hash(Node *p_node,uint64_t &hash) {
hash=hash_djb2_one_64(p_node->get_instance_ID(),hash);
if (p_node->get_parent())
hash=hash_djb2_one_64(p_node->get_parent()->get_instance_ID(),hash); //so a reparent still produces a different hash
for(int i=0;i<p_node->get_child_count();i++) {
_compute_hash(p_node->get_child(i),hash);
}
}
void SceneTreeEditor::_test_update_tree() {
pending_test_update=false;
if (!is_inside_tree())
return;
if(tree_dirty)
return; // don't even bother
uint64_t hash = hash_djb2_one_64(0);
if (get_scene_node())
_compute_hash(get_scene_node(),hash);
//test hash
if (hash==last_hash)
return; // did not change
MessageQueue::get_singleton()->push_call(this,"_update_tree");
tree_dirty=true;
}
void SceneTreeEditor::_tree_changed() {
if (EditorNode::get_singleton()->is_exiting())
return; //speed up exit
if (pending_test_update)
return;
if (tree_dirty)
return;
MessageQueue::get_singleton()->push_call(this,"_test_update_tree");
pending_test_update=true;
}
void SceneTreeEditor::_selected_changed() {
TreeItem *s = tree->get_selected();
ERR_FAIL_COND(!s);
NodePath np = s->get_metadata(0);
Node *n=get_node(np);
if (n==selected)
return;
selected = get_node(np);
blocked++;
emit_signal("node_selected");
blocked--;
}
void SceneTreeEditor::_cell_multi_selected(Object *p_object,int p_cell,bool p_selected) {
TreeItem *item = p_object->cast_to<TreeItem>();
ERR_FAIL_COND(!item);
NodePath np = item->get_metadata(0);
Node *n=get_node(np);
if (!n)
return;
if (!editor_selection)
return;
if (p_selected) {
editor_selection->add_node(n);
} else {
editor_selection->remove_node(n);
}
}
void SceneTreeEditor::_notification(int p_what) {
if (p_what==NOTIFICATION_ENTER_TREE) {
get_tree()->connect("tree_changed",this,"_tree_changed");
get_tree()->connect("node_removed",this,"_node_removed");
get_tree()->connect("node_configuration_warning_changed",this,"_warning_changed");
instance_menu->set_item_icon(5,get_icon("Load","EditorIcons"));
tree->connect("item_collapsed",this,"_cell_collapsed");
inheritance_menu->set_item_icon(2,get_icon("Load","EditorIcons"));
clear_inherit_confirm->connect("confirmed",this,"_subscene_option",varray(SCENE_MENU_CLEAR_INHERITANCE_CONFIRM));
EditorSettings::get_singleton()->connect("settings_changed",this,"_editor_settings_changed");
//get_scene()->connect("tree_changed",this,"_tree_changed",Vector<Variant>(),CONNECT_DEFERRED);
//get_scene()->connect("node_removed",this,"_node_removed",Vector<Variant>(),CONNECT_DEFERRED);
_update_tree();
}
if (p_what==NOTIFICATION_EXIT_TREE) {
get_tree()->disconnect("tree_changed",this,"_tree_changed");
get_tree()->disconnect("node_removed",this,"_node_removed");
tree->disconnect("item_collapsed",this,"_cell_collapsed");
clear_inherit_confirm->disconnect("confirmed",this,"_subscene_option");
get_tree()->disconnect("node_configuration_warning_changed",this,"_warning_changed");
EditorSettings::get_singleton()->disconnect("settings_changed",this,"_editor_settings_changed");
}
}
TreeItem* SceneTreeEditor::_find(TreeItem *p_node,const NodePath& p_path) {
if (!p_node)
return NULL;
NodePath np=p_node->get_metadata(0);
if (np==p_path)
return p_node;
TreeItem *children=p_node->get_children();
while(children) {
TreeItem *n=_find(children,p_path);
if (n)
return n;
children=children->get_next();
}
return NULL;
}
void SceneTreeEditor::set_selected(Node *p_node,bool p_emit_selected) {
ERR_FAIL_COND(blocked>0);
if (pending_test_update)
_test_update_tree();
if (tree_dirty)
_update_tree();
if (selected==p_node)
return;
TreeItem* item=p_node?_find(tree->get_root(),p_node->get_path()):NULL;
if (item) {
// make visible when it's collapsed
TreeItem* node=item->get_parent();
while (node && node!=tree->get_root()) {
node->set_collapsed(false);
node=node->get_parent();
}
item->select(0);
item->set_as_cursor(0);
selected=p_node;
tree->ensure_cursor_is_visible();
} else {
if (!p_node)
selected=NULL;
_update_tree();
selected=p_node;
if (p_emit_selected)
emit_signal("node_selected");
}
}
void SceneTreeEditor::_rename_node(ObjectID p_node,const String& p_name) {
Object *o = ObjectDB::get_instance(p_node);
ERR_FAIL_COND(!o);
Node *n = o->cast_to<Node>();
ERR_FAIL_COND(!n);
TreeItem* item=_find(tree->get_root(),n->get_path());
ERR_FAIL_COND(!item);
n->set_name( p_name );
item->set_metadata(0,n->get_path());
item->set_text(0,p_name);
emit_signal("node_renamed");
if (!tree_dirty) {
MessageQueue::get_singleton()->push_call(this,"_update_tree");
tree_dirty=true;
}
}
void SceneTreeEditor::_renamed() {
TreeItem *which=tree->get_edited();
ERR_FAIL_COND(!which);
NodePath np = which->get_metadata(0);
Node *n=get_node(np);
ERR_FAIL_COND(!n);
String new_name=which->get_text(0);
if (new_name.find(".") != -1 || new_name.find("/") != -1) {
error->set_text(TTR("Invalid node name, the following characters are not allowed:")+"\n \".\", \"/\"");
error->popup_centered_minsize();
new_name=n->get_name();
}
if (new_name==n->get_name())
return;
if (!undo_redo) {
n->set_name( new_name );
which->set_metadata(0,n->get_path());
emit_signal("node_renamed");
} else {
undo_redo->create_action(TTR("Rename Node"));
emit_signal("node_prerename",n,new_name);
undo_redo->add_do_method(this,"_rename_node",n->get_instance_ID(),new_name);
undo_redo->add_undo_method(this,"_rename_node",n->get_instance_ID(),n->get_name());
undo_redo->commit_action();
}
}
Node *SceneTreeEditor::get_selected() {
return selected;
}
void SceneTreeEditor::set_marked(const Set<Node*>& p_marked,bool p_selectable,bool p_children_selectable) {
if (tree_dirty)
_update_tree();
marked=p_marked;
marked_selectable=p_selectable;
marked_children_selectable=p_children_selectable;
_update_tree();
}
void SceneTreeEditor::set_marked(Node *p_marked,bool p_selectable,bool p_children_selectable) {
Set<Node*> s;
if (p_marked)
s.insert(p_marked);
set_marked(s,p_selectable,p_children_selectable);
}
void SceneTreeEditor::set_filter(const String& p_filter) {
filter=p_filter;
_update_tree();
}
String SceneTreeEditor::get_filter() const {
return filter;
}
void SceneTreeEditor::set_display_foreign_nodes(bool p_display) {
display_foreign=p_display;
_update_tree();
}
bool SceneTreeEditor::get_display_foreign_nodes() const {
return display_foreign;
}
void SceneTreeEditor::set_editor_selection(EditorSelection *p_selection) {
editor_selection=p_selection;
tree->set_select_mode(Tree::SELECT_MULTI);
tree->set_cursor_can_exit_tree(false);
editor_selection->connect("selection_changed",this,"_selection_changed");
}
void SceneTreeEditor::_update_selection(TreeItem *item) {
ERR_FAIL_COND(!item);
NodePath np = item->get_metadata(0);
if (!has_node(np))
return;
Node *n=get_node(np);
if (!n)
return;
if (editor_selection->is_selected(n))
item->select(0);
else
item->deselect(0);
TreeItem *c=item->get_children();
while(c) {
_update_selection(c);
c=c->get_next();
}
}
void SceneTreeEditor::_selection_changed() {
if (!editor_selection)
return;
TreeItem *root=tree->get_root();
if (!root)
return;
_update_selection(root);
}
void SceneTreeEditor::_cell_collapsed(Object *p_obj) {
if (updating_tree)
return;
if (!can_rename)
return;
TreeItem *ti=p_obj->cast_to<TreeItem>();
if (!ti)
return;
bool collapsed=ti->is_collapsed();
NodePath np = ti->get_metadata(0);
Node *n=get_node(np);
ERR_FAIL_COND(!n);
n->set_display_folded(collapsed);
}
Variant SceneTreeEditor::get_drag_data_fw(const Point2& p_point,Control* p_from) {
if (!can_rename)
return Variant(); //not editable tree
Vector<Node*> selected;
Vector<Ref<Texture> > icons;
TreeItem *next=tree->get_next_selected(NULL);
while (next) {
NodePath np = next->get_metadata(0);
Node *n=get_node(np);
if (n) {
selected.push_back(n);
icons.push_back(next->get_icon(0));
}
next=tree->get_next_selected(next);
}
if (selected.empty())
return Variant();
VBoxContainer *vb = memnew( VBoxContainer );
Array objs;
int list_max = 10;
float opacity_step = 1.0f / list_max;
float opacity_item = 1.0f;
for(int i=0;i<selected.size();i++) {
if (i<list_max){
HBoxContainer *hb = memnew( HBoxContainer );
TextureRect *tf = memnew(TextureRect);
tf->set_texture(icons[i]);
hb->add_child(tf);
Label *label = memnew( Label( selected[i]->get_name() ) );
hb->add_child(label);
vb->add_child(hb);
hb->set_modulate(Color(1,1,1,opacity_item));
opacity_item -= opacity_step;
}
NodePath p = selected[i]->get_path();
objs.push_back(p);
}
set_drag_preview(vb);
Dictionary drag_data;
drag_data["type"]="nodes";
drag_data["nodes"]=objs;
tree->set_drop_mode_flags(Tree::DROP_MODE_INBETWEEN|Tree::DROP_MODE_ON_ITEM);
emit_signal("nodes_dragged");
return drag_data;
}
bool SceneTreeEditor::_is_script_type(const StringName &p_type) const {
return (script_types->find(p_type));
}
bool SceneTreeEditor::can_drop_data_fw(const Point2& p_point,const Variant& p_data,Control* p_from) const {
if (!can_rename)
return false; //not editable tree
if (filter!=String())
return false; //can't rearrange tree with filter turned on
Dictionary d=p_data;
if (!d.has("type"))
return false;
TreeItem *item = tree->get_item_at_pos(p_point);
if (!item)
return false;
int section = tree->get_drop_section_at_pos(p_point);
if (section<-1 || (section==-1 && !item->get_parent()))
return false;
if (String(d["type"])=="files") {
Vector<String> files = d["files"];
if (files.size()==0)
return false; //weird
if (_is_script_type(EditorFileSystem::get_singleton()->get_file_type(files[0]))) {
tree->set_drop_mode_flags(Tree::DROP_MODE_ON_ITEM);
return true;
}
for(int i=0;i<files.size();i++) {
String file = files[i];
String ftype = EditorFileSystem::get_singleton()->get_file_type(file);
if (ftype!="PackedScene")
return false;
}
tree->set_drop_mode_flags(Tree::DROP_MODE_INBETWEEN|Tree::DROP_MODE_ON_ITEM); //so it works..
return true;
}
if (String(d["type"])=="nodes") {
return true;
}
return false;
}
void SceneTreeEditor::drop_data_fw(const Point2& p_point,const Variant& p_data,Control* p_from) {
if (!can_drop_data_fw(p_point,p_data,p_from))
return;
TreeItem *item = tree->get_item_at_pos(p_point);
if (!item)
return;
int section = tree->get_drop_section_at_pos(p_point);
if (section<-1)
return;
NodePath np = item->get_metadata(0);
Node *n=get_node(np);
if (!n)
return;
Dictionary d=p_data;
if (String(d["type"])=="nodes") {
Array nodes=d["nodes"];
emit_signal("nodes_rearranged",nodes,np,section);
}
if (String(d["type"])=="files") {
Vector<String> files = d["files"];
String ftype = EditorFileSystem::get_singleton()->get_file_type(files[0]);
if (_is_script_type(ftype)) {
emit_signal("script_dropped", files[0],np);
} else {
emit_signal("files_dropped",files,np,section);
}
}
}
void SceneTreeEditor::_rmb_select(const Vector2& p_pos) {
emit_signal("rmb_pressed",tree->get_global_transform().xform(p_pos));
}
void SceneTreeEditor::_warning_changed(Node* p_for_node) {
//should use a timer
update_timer->start();
//print_line("WARNING CHANGED "+String(p_for_node->get_name()));
}
void SceneTreeEditor::_editor_settings_changed() {
bool enable_rl = EditorSettings::get_singleton()->get("docks/scene_tree/draw_relationship_lines");
Color rl_color = EditorSettings::get_singleton()->get("docks/scene_tree/relationship_line_color");
if (enable_rl) {
tree->add_constant_override("draw_relationship_lines",1);
tree->add_color_override("relationship_line_color", rl_color);
}
else
tree->add_constant_override("draw_relationship_lines",0);
}
void SceneTreeEditor::_bind_methods() {
ClassDB::bind_method("_tree_changed",&SceneTreeEditor::_tree_changed);
ClassDB::bind_method("_update_tree",&SceneTreeEditor::_update_tree);
ClassDB::bind_method("_node_removed",&SceneTreeEditor::_node_removed);
ClassDB::bind_method("_selected_changed",&SceneTreeEditor::_selected_changed);
ClassDB::bind_method("_renamed",&SceneTreeEditor::_renamed);
ClassDB::bind_method("_rename_node",&SceneTreeEditor::_rename_node);
ClassDB::bind_method("_test_update_tree",&SceneTreeEditor::_test_update_tree);
ClassDB::bind_method("_cell_multi_selected",&SceneTreeEditor::_cell_multi_selected);
ClassDB::bind_method("_selection_changed",&SceneTreeEditor::_selection_changed);
ClassDB::bind_method("_cell_button_pressed",&SceneTreeEditor::_cell_button_pressed);
ClassDB::bind_method("_cell_collapsed",&SceneTreeEditor::_cell_collapsed);
ClassDB::bind_method("_subscene_option",&SceneTreeEditor::_subscene_option);
ClassDB::bind_method("_rmb_select",&SceneTreeEditor::_rmb_select);
ClassDB::bind_method("_warning_changed",&SceneTreeEditor::_warning_changed);
ClassDB::bind_method("_node_script_changed",&SceneTreeEditor::_node_script_changed);
ClassDB::bind_method("_node_visibility_changed",&SceneTreeEditor::_node_visibility_changed);
ClassDB::bind_method("_editor_settings_changed", &SceneTreeEditor::_editor_settings_changed);
ClassDB::bind_method(_MD("get_drag_data_fw"), &SceneTreeEditor::get_drag_data_fw);
ClassDB::bind_method(_MD("can_drop_data_fw"), &SceneTreeEditor::can_drop_data_fw);
ClassDB::bind_method(_MD("drop_data_fw"), &SceneTreeEditor::drop_data_fw);
ClassDB::bind_method(_MD("update_tree"), &SceneTreeEditor::update_tree);
ADD_SIGNAL( MethodInfo("node_selected") );
ADD_SIGNAL( MethodInfo("node_renamed") );
ADD_SIGNAL( MethodInfo("node_prerename") );
ADD_SIGNAL( MethodInfo("node_changed") );
ADD_SIGNAL( MethodInfo("nodes_dragged") );
ADD_SIGNAL( MethodInfo("nodes_rearranged",PropertyInfo(Variant::ARRAY,"paths"),PropertyInfo(Variant::NODE_PATH,"to_path"),PropertyInfo(Variant::INT,"type") ) );
ADD_SIGNAL( MethodInfo("files_dropped",PropertyInfo(Variant::POOL_STRING_ARRAY,"files"),PropertyInfo(Variant::NODE_PATH,"to_path"),PropertyInfo(Variant::INT,"type") ) );
ADD_SIGNAL( MethodInfo("script_dropped",PropertyInfo(Variant::STRING,"file"),PropertyInfo(Variant::NODE_PATH,"to_path")));
ADD_SIGNAL( MethodInfo("rmb_pressed",PropertyInfo(Variant::VECTOR2,"pos")) ) ;
ADD_SIGNAL( MethodInfo("open") );
ADD_SIGNAL( MethodInfo("open_script") );
}
SceneTreeEditor::SceneTreeEditor(bool p_label,bool p_can_rename, bool p_can_open_instance) {
undo_redo=NULL;
tree_dirty=true;
selected=NULL;
marked_selectable=false;
marked_children_selectable=false;
can_rename=p_can_rename;
can_open_instance=p_can_open_instance;
display_foreign=false;
editor_selection=NULL;
if (p_label) {
Label *label = memnew( Label );
label->set_pos( Point2(10, 0));
label->set_text(TTR("Scene Tree (Nodes):"));
add_child(label);
}
tree = memnew( Tree );
tree->set_anchor( MARGIN_RIGHT, ANCHOR_END );
tree->set_anchor( MARGIN_BOTTOM, ANCHOR_END );
tree->set_begin( Point2(0,p_label?18:0 ));
tree->set_end( Point2(0,0 ));
add_child( tree );
tree->set_drag_forwarding(this);
if (p_can_rename) {
tree->set_allow_rmb_select(true);
tree->connect("item_rmb_selected",this,"_rmb_select");
tree->connect("empty_tree_rmb_selected",this,"_rmb_select");
}
tree->connect("cell_selected", this,"_selected_changed");
tree->connect("item_edited", this,"_renamed",varray(),CONNECT_DEFERRED);
tree->connect("multi_selected",this,"_cell_multi_selected");
tree->connect("button_pressed",this,"_cell_button_pressed");
//tree->connect("item_edited", this,"_renamed",Vector<Variant>(),true);
error = memnew( AcceptDialog );
add_child(error);
warning = memnew( AcceptDialog );
add_child(warning);
warning->set_title("Node Configuration Warning!");
show_enabled_subscene=false;
last_hash=0;
pending_test_update=false;
updating_tree=false;
blocked=0;
instance_menu = memnew( PopupMenu );
instance_menu->add_check_item(TTR("Editable Children"),SCENE_MENU_EDITABLE_CHILDREN);
instance_menu->add_check_item(TTR("Load As Placeholder"),SCENE_MENU_USE_PLACEHOLDER);
instance_menu->add_separator();
instance_menu->add_item(TTR("Discard Instancing"),SCENE_MENU_CLEAR_INSTANCING);
instance_menu->add_separator();
instance_menu->add_item(TTR("Open in Editor"),SCENE_MENU_OPEN);
instance_menu->connect("id_pressed",this,"_subscene_option");
add_child(instance_menu);
inheritance_menu = memnew( PopupMenu );
inheritance_menu->add_item(TTR("Clear Inheritance"),SCENE_MENU_CLEAR_INHERITANCE);
inheritance_menu->add_separator();
inheritance_menu->add_item(TTR("Open in Editor"),SCENE_MENU_OPEN_INHERITED);
inheritance_menu->connect("id_pressed",this,"_subscene_option");
add_child(inheritance_menu);
clear_inherit_confirm = memnew( ConfirmationDialog );
clear_inherit_confirm->set_text(TTR("Clear Inheritance? (No Undo!)"));
clear_inherit_confirm->get_ok()->set_text(TTR("Clear!"));
add_child(clear_inherit_confirm);
update_timer = memnew(Timer);
update_timer->connect("timeout",this,"_update_tree");
update_timer->set_one_shot(true);
update_timer->set_wait_time(0.5);
add_child(update_timer);
script_types = memnew(List<StringName>);
ClassDB::get_inheriters_from_class("Script", script_types);
}
SceneTreeEditor::~SceneTreeEditor() {
memdelete(script_types);
}
/******** DIALOG *********/
void SceneTreeDialog::_notification(int p_what) {
if (p_what==NOTIFICATION_ENTER_TREE) {
connect("confirmed", this,"_select");
}
if (p_what==NOTIFICATION_EXIT_TREE) {
disconnect("confirmed", this,"_select");
}
if (p_what==NOTIFICATION_DRAW) {
RID ci = get_canvas_item();
get_stylebox("panel","PopupMenu")->draw(ci,Rect2(Point2(),get_size()));
}
if (p_what==NOTIFICATION_VISIBILITY_CHANGED && is_visible_in_tree()) {
tree->update_tree();
}
}
void SceneTreeDialog::_cancel() {
hide();
}
void SceneTreeDialog::_select() {
if (tree->get_selected()) {
emit_signal("selected",tree->get_selected()->get_path());
hide();
}
}
void SceneTreeDialog::_bind_methods() {
ClassDB::bind_method("_select",&SceneTreeDialog::_select);
ClassDB::bind_method("_cancel",&SceneTreeDialog::_cancel);
ADD_SIGNAL( MethodInfo("selected",PropertyInfo(Variant::NODE_PATH,"path")));
}
SceneTreeDialog::SceneTreeDialog() {
set_title(TTR("Select a Node"));
tree = memnew( SceneTreeEditor(false,false) );
add_child(tree);
//set_child_rect(tree);
tree->get_scene_tree()->connect("item_activated",this,"_select");
}
SceneTreeDialog::~SceneTreeDialog()
{
}
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