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Add more options to Node.duplicate()

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to decide whether signals, groups and/or scripts should be set in the copied nodes or not; it's default value makes the method include everything, as usual
This commit is contained in:
Pedro J. Estébanez 2017-02-20 20:05:01 +01:00
parent 6e2bf31e5a
commit 4e22b6acd7
2 changed files with 32 additions and 14 deletions
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34
scene/main/node.cpp
View file

@ -2288,7 +2288,7 @@ int Node::get_position_in_parent() const {
Node *Node::_duplicate(bool p_use_instancing) const {
Node *Node::_duplicate(int p_flags) const {
Node *node=NULL;
@ -2302,7 +2302,7 @@ Node *Node::_duplicate(bool p_use_instancing) const {
nip->set_instance_path( ip->get_instance_path() );
node=nip;
} else if (p_use_instancing && get_filename()!=String()) {
} else if ((p_flags&DUPLICATE_USE_INSTANCING) && get_filename()!=String()) {
Ref<PackedScene> res = ResourceLoader::load(get_filename());
ERR_FAIL_COND_V(res.is_null(),NULL);
@ -2335,20 +2335,26 @@ Node *Node::_duplicate(bool p_use_instancing) const {
if (!(E->get().usage&PROPERTY_USAGE_STORAGE))
continue;
String name = E->get().name;
if (!(p_flags&DUPLICATE_SCRIPTS) && name=="script/script")
continue;
node->set( name, get(name) );
}
node->set_name(get_name());
List<GroupInfo> gi;
get_groups(&gi);
for (List<GroupInfo>::Element *E=gi.front();E;E=E->next()) {
if (p_flags & DUPLICATE_GROUPS) {
List<GroupInfo> gi;
get_groups(&gi);
for (List<GroupInfo>::Element *E=gi.front();E;E=E->next()) {
node->add_to_group(E->get().name, E->get().persistent);
node->add_to_group(E->get().name, E->get().persistent);
}
}
_duplicate_signals(this, node);
if (p_flags & DUPLICATE_SIGNALS)
_duplicate_signals(this, node);
for(int i=0;i<get_child_count();i++) {
@ -2357,7 +2363,7 @@ Node *Node::_duplicate(bool p_use_instancing) const {
if (instanced && get_child(i)->data.owner==this)
continue; //part of instance
Node *dup = get_child(i)->duplicate(p_use_instancing);
Node *dup = get_child(i)->duplicate(p_flags);
if (!dup) {
memdelete(node);
@ -2371,11 +2377,11 @@ Node *Node::_duplicate(bool p_use_instancing) const {
return node;
}
Node *Node::duplicate(bool p_use_instancing) const {
Node *Node::duplicate(int p_flags) const {
Node* dupe = _duplicate(p_use_instancing);
Node* dupe = _duplicate(p_flags);
if (dupe) {
if (dupe && (p_flags&DUPLICATE_SIGNALS)) {
_duplicate_signals(this,dupe);
}
@ -2968,7 +2974,7 @@ void Node::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_tree:SceneTree"),&Node::get_tree);
ClassDB::bind_method(D_METHOD("duplicate:Node","use_instancing"),&Node::duplicate,DEFVAL(false));
ClassDB::bind_method(D_METHOD("duplicate:Node","flags"),&Node::duplicate,DEFVAL(DUPLICATE_USE_INSTANCING|DUPLICATE_SIGNALS|DUPLICATE_GROUPS|DUPLICATE_SCRIPTS));
ClassDB::bind_method(D_METHOD("replace_by","node:Node","keep_data"),&Node::replace_by,DEFVAL(false));
ClassDB::bind_method(D_METHOD("set_scene_instance_load_placeholder","load_placeholder"),&Node::set_scene_instance_load_placeholder);
@ -3058,6 +3064,10 @@ void Node::_bind_methods() {
BIND_CONSTANT( PAUSE_MODE_STOP );
BIND_CONSTANT( PAUSE_MODE_PROCESS );
BIND_CONSTANT( DUPLICATE_SIGNALS );
BIND_CONSTANT( DUPLICATE_GROUPS );
BIND_CONSTANT( DUPLICATE_SCRIPTS );
ADD_SIGNAL( MethodInfo("renamed") );
ADD_SIGNAL( MethodInfo("tree_entered") );
ADD_SIGNAL( MethodInfo("tree_exited") );

12
scene/main/node.h
View file

@ -54,6 +54,14 @@ public:
PAUSE_MODE_PROCESS
};
enum DuplicateFlags {
DUPLICATE_SIGNALS=1,
DUPLICATE_GROUPS=2,
DUPLICATE_SCRIPTS=4,
DUPLICATE_USE_INSTANCING=8
};
enum NetworkMode {
NETWORK_MODE_INHERIT,
@ -177,7 +185,7 @@ private:
void _duplicate_signals(const Node* p_original,Node* p_copy) const;
void _duplicate_and_reown(Node* p_new_parent, const Map<Node*,Node*>& p_reown_map) const;
Node *_duplicate(bool p_use_instancing) const;
Node *_duplicate(int p_flags) const;
Array _get_children() const;
Array _get_groups() const;
@ -332,7 +340,7 @@ public:
int get_position_in_parent() const;
Node *duplicate(bool p_use_instancing=false) const;
Node *duplicate(int p_flags=DUPLICATE_GROUPS|DUPLICATE_SIGNALS|DUPLICATE_SCRIPTS) const;
Node *duplicate_and_reown(const Map<Node*,Node*>& p_reown_map) const;
//Node *clone_tree() const;