First callback move

why wasn't this done already?

Cargo.lock

@@ -558,7 +558,7 @@ dependencies = [
 
 [[package]]
 name = "plate-tool"
-version = "0.1.0"
+version = "0.2.0"
 dependencies = [
  "csv",
  "getrandom",

src/components/callbacks/main_window_callbacks.rs

@@ -0,0 +1,15 @@
+use yew::prelude::*;
+use yewdux::prelude::*;
+
+use crate::components::states::{CurrentTransfer, MainState};
+
+pub fn toggle_in_transfer_hashes_callback(
+    main_dispatch: &Dispatch<MainState>,
+) -> Callback<web_sys::MouseEvent> {
+    let main_dispatch = main_dispatch.clone();
+    Callback::from(move |_| {
+        main_dispatch.reduce_mut(|state| {
+            state.preferences.in_transfer_hashes ^= true;
+        })
+    })
+}

src/components/callbacks/mod.rs

@@ -0,0 +1 @@
+pub mod main_window_callbacks;

src/components/main_window.rs

@@ -12,17 +12,19 @@ use web_sys::{
 use yew::prelude::*;
 use yewdux::prelude::*;
 
-use super::new_plate_dialog::NewPlateDialog;
-use super::plates::plate_container::PlateContainer;
-use super::states::{CurrentTransfer, MainState};
-use super::transfer_menu::{letters_to_num, RegionDisplay, TransferMenu};
-use super::tree::Tree;
+use crate::components::new_plate_dialog::NewPlateDialog;
+use crate::components::plates::plate_container::PlateContainer;
+use crate::components::states::{CurrentTransfer, MainState};
+use crate::components::transfer_menu::{letters_to_num, RegionDisplay, TransferMenu};
+use crate::components::tree::Tree;
 
 use crate::data::csv::state_to_csv;
 use crate::data::plate_instances::PlateInstance;
 use crate::data::transfer::Transfer;
 use crate::data::transfer_region::{Region, TransferRegion};
 
+use crate::components::callbacks::main_window_callbacks;
+
 #[function_component]
 pub fn MainWindow() -> Html {
     let (main_state, main_dispatch) = use_store::<MainState>();
@@ -49,14 +51,7 @@ pub fn MainWindow() -> Html {
         });
     }
 
-    let toggle_in_transfer_hashes_callback = {
-        let main_dispatch = main_dispatch.clone();
-        Callback::from(move |_| {
-            main_dispatch.reduce_mut(|state| {
-                state.preferences.in_transfer_hashes ^= true;
-            })
-        })
-    };
+    let toggle_in_transfer_hashes_callback = main_window_callbacks::test(&main_dispatch);
 
     let new_plate_dialog_is_open = use_state_eq(|| false);
     let new_plate_dialog_callback = {

src/components/mod.rs

@@ -4,3 +4,4 @@ pub mod plates;
 pub mod states;
 pub mod transfer_menu;
 pub mod tree;
+mod callbacks;