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Create API to add and remove VisualScript custom nodes

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This makes a VisualScriptEditor singleton, which gives plugins the
ability to register their own custom nodes. Those will be available for
insertion in the Visual Script editor, under the "Custom Nodes"
category.
This commit is contained in:
George Marques 2017-11-15 13:57:24 -02:00
parent 9543801d51
commit 0284727e7b
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GPG key ID: 046BD46A3201E43D
7 changed files with 135 additions and 0 deletions
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43
modules/visual_script/visual_script_editor.cpp
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@ -29,6 +29,7 @@
/*************************************************************************/
#include "visual_script_editor.h"
#include "core/script_language.h"
#include "editor/editor_node.h"
#include "editor/editor_resource_preview.h"
#include "os/input.h"
@ -3258,6 +3259,8 @@ void VisualScriptEditor::_bind_methods() {
ClassDB::bind_method("_member_rmb_selected", &VisualScriptEditor::_member_rmb_selected);
ClassDB::bind_method("_member_option", &VisualScriptEditor::_member_option);
ClassDB::bind_method("_update_available_nodes", &VisualScriptEditor::_update_available_nodes);
}
VisualScriptEditor::VisualScriptEditor() {
@ -3442,6 +3445,8 @@ VisualScriptEditor::VisualScriptEditor() {
members->connect("item_rmb_selected", this, "_member_rmb_selected");
members->set_allow_rmb_select(true);
member_popup->connect("id_pressed", this, "_member_option");
_VisualScriptEditor::get_singleton()->connect("custom_nodes_updated", this, "_update_available_nodes");
}
VisualScriptEditor::~VisualScriptEditor() {
@ -3485,4 +3490,42 @@ void VisualScriptEditor::register_editor() {
EditorNode::add_plugin_init_callback(register_editor_callback);
}
Ref<VisualScriptNode> _VisualScriptEditor::create_node_custom(const String &p_name) {
Ref<VisualScriptCustomNode> node;
node.instance();
node->set_script(singleton->custom_nodes[p_name]);
return node;
}
_VisualScriptEditor *_VisualScriptEditor::singleton = NULL;
Map<String, RefPtr> _VisualScriptEditor::custom_nodes;
_VisualScriptEditor::_VisualScriptEditor() {
singleton = this;
}
_VisualScriptEditor::~_VisualScriptEditor() {
custom_nodes.clear();
}
void _VisualScriptEditor::add_custom_node(const String &p_name, const String &p_category, const Ref<Script> &p_script) {
String node_name = "custom/" + p_category + "/" + p_name;
custom_nodes.insert(node_name, p_script.get_ref_ptr());
VisualScriptLanguage::singleton->add_register_func(node_name, &_VisualScriptEditor::create_node_custom);
emit_signal("custom_nodes_updated");
}
void _VisualScriptEditor::remove_custom_node(const String &p_name, const String &p_category) {
String node_name = "custom/" + p_category + "/" + p_name;
custom_nodes.erase(node_name);
VisualScriptLanguage::singleton->remove_register_func(node_name);
emit_signal("custom_nodes_updated");
}
void _VisualScriptEditor::_bind_methods() {
ClassDB::bind_method(D_METHOD("add_custom_node", "name", "category", "script"), &_VisualScriptEditor::add_custom_node);
ClassDB::bind_method(D_METHOD("remove_custom_node", "name", "category"), &_VisualScriptEditor::remove_custom_node);
ADD_SIGNAL(MethodInfo("custom_nodes_updated"));
}
#endif