Add const default to create info

src/guihandler/guihandler.rs

@@ -22,7 +22,7 @@ use std::{ops::Deref, sync::Weak};
 
 use paste::paste;
 
-#[derive(Deserialize, Serialize, Clone, Default, Debug)]
+#[derive(Deserialize, Serialize, Clone, Debug)]
 pub struct GuiHandlerCreateInfo {
     // default button textures
     pub menu_button: AssetPath,
@@ -41,6 +41,28 @@ pub struct GuiHandlerCreateInfo {
     pub resource_directory: AssetPath,
 }
 
+impl GuiHandlerCreateInfo {
+    pub const fn default() -> Self {
+        GuiHandlerCreateInfo {
+            // default button textures
+            menu_button: AssetPath::default(),
+            menu_button_selected: AssetPath::default(),
+
+            // path to the alphabet image
+            font_path: AssetPath::default(),
+
+            // sound info
+            #[cfg(feature = "audio")]
+            click_sound: AssetPath::default(),
+            #[cfg(feature = "audio")]
+            hover_sound: AssetPath::default(),
+
+            // resource base directory
+            resource_directory: AssetPath::default(),
+        }
+    }
+}
+
 struct GuiSeparator {
     _descriptor_layout: Arc<DescriptorSetLayout>,
     _pipeline_layout: Arc<PipelineLayout>,