Add action map editor for OpenXR

1 files changed, 42 insertions, 2 deletions

diff --git a/modules/openxr/action_map/openxr_action_set.cpp b/modules/openxr/action_map/openxr_action_set.cpp
index 465a709b60..be45218300 100644
--- a/modules/openxr/action_map/openxr_action_set.cpp
+++ b/modules/openxr/action_map/openxr_action_set.cpp
@@ -39,6 +39,7 @@ void OpenXRActionSet::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("get_priority"), &OpenXRActionSet::get_priority);
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "priority"), "set_priority", "get_priority");
 
+	ClassDB::bind_method(D_METHOD("get_action_count"), &OpenXRActionSet::get_action_count);
 	ClassDB::bind_method(D_METHOD("set_actions", "actions"), &OpenXRActionSet::set_actions);
 	ClassDB::bind_method(D_METHOD("get_actions"), &OpenXRActionSet::get_actions);
 	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "actions", PROPERTY_HINT_RESOURCE_TYPE, "OpenXRAction", PROPERTY_USAGE_NO_EDITOR), "set_actions", "get_actions");
@@ -75,18 +76,54 @@ int OpenXRActionSet::get_priority() const {
 	return priority;
 }
 
+int OpenXRActionSet::get_action_count() const {
+	return actions.size();
+}
+
+void OpenXRActionSet::clear_actions() {
+	// Actions held within our action set should be released and destroyed but just in case they are still used some where else
+	for (int i = 0; i < actions.size(); i++) {
+		Ref<OpenXRAction> action = actions[i];
+		action->action_set = nullptr;
+	}
+	actions.clear();
+}
+
 void OpenXRActionSet::set_actions(Array p_actions) {
-	actions = p_actions;
+	// Any actions not retained in p_actions should be freed automatically, those held within our Array will have be relinked to our action set.
+	clear_actions();
+
+	for (int i = 0; i < p_actions.size(); i++) {
+		// add them anew so we verify our action_set pointer
+		add_action(p_actions[i]);
+	}
 }
 
 Array OpenXRActionSet::get_actions() const {
 	return actions;
 }
 
+Ref<OpenXRAction> OpenXRActionSet::get_action(const String p_name) const {
+	for (int i = 0; i < actions.size(); i++) {
+		Ref<OpenXRAction> action = actions[i];
+		if (action->get_name() == p_name) {
+			return action;
+		}
+	}
+
+	return Ref<OpenXRAction>();
+}
+
 void OpenXRActionSet::add_action(Ref<OpenXRAction> p_action) {
 	ERR_FAIL_COND(p_action.is_null());
 
 	if (actions.find(p_action) == -1) {
+		if (p_action->action_set && p_action->action_set != this) {
+			// action should only relate to our action set
+			p_action->action_set->remove_action(p_action);
+		}
+
+		p_action->action_set = this;
 		actions.push_back(p_action);
 	}
 }
@@ -95,6 +132,9 @@ void OpenXRActionSet::remove_action(Ref<OpenXRAction> p_action) {
 	int idx = actions.find(p_action);
 	if (idx != -1) {
 		actions.remove_at(idx);
+
+		ERR_FAIL_COND_MSG(p_action->action_set != this, "Removing action that belongs to this action set but had incorrect action set pointer."); // this should never happen!
+		p_action->action_set = nullptr;
 	}
 }
 
@@ -107,5 +147,5 @@ Ref<OpenXRAction> OpenXRActionSet::add_new_action(const char *p_name, const char
 }
 
 OpenXRActionSet::~OpenXRActionSet() {
-	actions.clear();
+	clear_actions();
 }