-scenes are properly reloaded when a dependency changes, fixes #2896

(it's clevery done so local changes to scenes are kept even if unsaved)

1 files changed, 10 insertions, 0 deletions

diff --git a/scene/resources/packed_scene.h b/scene/resources/packed_scene.h
index f3ec0afb6d..67d0f4ba01 100644
--- a/scene/resources/packed_scene.h
+++ b/scene/resources/packed_scene.h
@@ -99,6 +99,8 @@ class SceneState : public Reference {
 
 	String path;
 
+	uint64_t last_modified_time;
+
 	_FORCE_INLINE_ Ref<SceneState> _get_base_scene_state() const;
 
 	static bool disable_placeholders;
@@ -162,6 +164,9 @@ public:
 	void add_connection(int p_from,int p_to, int p_signal, int p_method, int p_flags,const Vector<int>& p_binds);
 	void add_editable_instance(const NodePath& p_path);
 
+	virtual void set_last_modified_time(uint64_t p_time) { last_modified_time=p_time; }
+	uint64_t get_last_modified_time() const { return last_modified_time; }
+
 
 	SceneState();
 };
@@ -189,8 +194,13 @@ public:
 	bool can_instance() const;
 	Node *instance(bool p_gen_edit_state=false) const;
 
+	void recreate_state();
+
 	virtual void set_path(const String& p_path,bool p_take_over=false);
+#ifdef TOOLS_ENABLED
+	virtual void set_last_modified_time(uint64_t p_time) { state->set_last_modified_time(p_time); }
 
+#endif
 	Ref<SceneState> get_state();
 
 	PackedScene();