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godot/tools/editor/scene_tree_editor.cpp
Juan Linietsky 118eed485e ObjectTypeDB was renamed to ClassDB. Types are meant to be more generic to Variant. 
All usages of "type" to refer to classes were renamed to "class"
ClassDB has been exposed to GDScript.
OBJ_TYPE() macro is now GDCLASS()
2017-01-02 23:03:46 -03:00

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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_hidden"));
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_hidden"));
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 h = p_node->call("is_hidden");
if (h)
item->add_button(0,get_icon("Hidden","EditorIcons"),BUTTON_VISIBILITY);
else
item->add_button(0,get_icon("Visible","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 h = p_node->call("is_hidden");
if (h)
item->add_button(0,get_icon("Hidden","EditorIcons"),BUTTON_VISIBILITY);
else
item->add_button(0,get_icon("Visible","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_hidden");
} else if (p_node->is_class("Spatial")) {
visible = !p_node->call("is_hidden");
}
if (!visible)
item->set_button(0,idx,get_icon("Hidden","EditorIcons"));
else
item->set_button(0,idx,get_icon("Visible","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 );
TextureFrame *tf = memnew(TextureFrame);
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("scenetree_editor/draw_relationship_lines");
Color rl_color = EditorSettings::get_singleton()->get("scenetree_editor/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::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("item_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("item_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()) {
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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