[pve-devel] [PATCH installer v2 1/3] tui: bootdisk: refactor Rc<RefCell<..>> type into custom type

[Christoph Heiss <c.heiss@proxmox.com>]

Will be used/passed around quite a lot of times due to future changes,
so simplify it a bit.

No functional changes.

Signed-off-by: Christoph Heiss <c.heiss@proxmox.com>
---
Changes v1 -> v2:
  * No changes

 proxmox-tui-installer/src/views/bootdisk.rs | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/proxmox-tui-installer/src/views/bootdisk.rs b/proxmox-tui-installer/src/views/bootdisk.rs
index a018e71..0b0a9f8 100644
--- a/proxmox-tui-installer/src/views/bootdisk.rs
+++ b/proxmox-tui-installer/src/views/bootdisk.rs
@@ -20,9 +20,13 @@ use crate::{
 };
 use crate::{setup::ProxmoxProduct, InstallerState};

+/// Convience wrapper when needing to take a (interior-mutable) reference to `BootdiskOptions`.
+/// Interior mutability is safe for this case, as it is completely single-threaded.
+pub type BootdiskOptionsRef = Rc<RefCell<BootdiskOptions>>;
+
 pub struct BootdiskOptionsView {
     view: LinearLayout,
-    advanced_options: Rc<RefCell<BootdiskOptions>>,
+    advanced_options: BootdiskOptionsRef,
 }

 impl BootdiskOptionsView {
@@ -545,14 +549,14 @@ impl ViewWrapper for ZfsBootdiskOptionsView {
     cursive::wrap_impl!(self.view: MultiDiskOptionsView<FormView>);
 }

-fn advanced_options_view(disks: &[Disk], options: Rc<RefCell<BootdiskOptions>>) -> impl View {
+fn advanced_options_view(disks: &[Disk], options_ref: BootdiskOptionsRef) -> impl View {
     Dialog::around(AdvancedBootdiskOptionsView::new(
         disks,
-        &(*options).borrow(),
+        &(*options_ref).borrow(),
     ))
     .title("Advanced bootdisk options")
     .button("Ok", {
-        let options_ref = options.clone();
+        let options_ref = options_ref.clone();
         move |siv| {
             let runinfo = siv
                 .user_data::<InstallerState>()
--
2.41.0