fix(core): fix deadlock when using resources_table in menu/image/tray plugins (#9379)

* fix(core): fix deadlock when using resources_table in menu/image/tray plugins

closes #9369

* document the resources_table requirement

.changes/core-jsimage-intoimg.md

@@ -0,0 +1,5 @@
+---
+"tauri": "patch:breaking"
+---
+
+Changed `JsImage::into_img` to take a reference to a `ResourceTable` instead of a `Manager`.

.changes/core-menu-resources-deadlock.md

@@ -0,0 +1,5 @@
+---
+"tauri": "patch:bug"
+---
+
+Fix deadlock when using the menu/tray/image JS APIs.

core/tauri/src/image/mod.rs

@@ -9,7 +9,7 @@ pub(crate) mod plugin;
 use std::borrow::Cow;
 use std::sync::Arc;
 
-use crate::{Manager, Resource, ResourceId, Runtime};
+use crate::{Resource, ResourceId, ResourceTable};
 
 /// An RGBA Image in row-major order from top to bottom.
 #[derive(Debug, Clone)]
@@ -165,9 +165,14 @@ pub enum JsImage {
 
 impl JsImage {
   /// Converts this intermediate image format into an actual [`Image`].
-  pub fn into_img<R: Runtime, M: Manager<R>>(self, manager: &M) -> crate::Result<Arc<Image<'_>>> {
+  ///
+  /// This will retrieve the image from the passed [`ResourceTable`] if it is [`JsImage::Resource`]
+  /// and will return an error if it doesn't exist in the passed [`ResourceTable`] so make sure
+  /// the passed [`ResourceTable`] is the same one used to store the image, usually this should be
+  /// the webview [resources table](crate::webview::Webview::resources_table).
+  pub fn into_img(self, resources_table: &ResourceTable) -> crate::Result<Arc<Image<'_>>> {
     match self {
-      Self::Resource(rid) => manager.resources_table().get::<Image<'static>>(rid),
+      Self::Resource(rid) => resources_table.get::<Image<'static>>(rid),
       #[cfg(any(feature = "image-ico", feature = "image-png"))]
       Self::Path(path) => Image::from_path(path).map(Arc::new).map_err(Into::into),
 

core/tauri/src/menu/plugin.rs

@@ -15,7 +15,7 @@ use crate::{
   plugin::{Builder, TauriPlugin},
   resources::ResourceId,
   sealed::ManagerBase,
-  Manager, RunEvent, Runtime, State, Webview, Window,
+  Manager, ResourceTable, RunEvent, Runtime, State, Webview, Window,
 };
 use tauri_macros::do_menu_item;
 
@@ -46,12 +46,12 @@ pub(crate) struct AboutMetadata {
 }
 
 impl AboutMetadata {
-  pub fn into_metadata<R: Runtime, M: Manager<R>>(
+  pub fn into_metadata(
     self,
-    manager: &M,
+    resources_table: &ResourceTable,
   ) -> crate::Result<super::AboutMetadata<'_>> {
     let icon = match self.icon {
-      Some(i) => Some(i.into_img(manager)?.as_ref().clone()),
+      Some(i) => Some(i.into_img(resources_table)?.as_ref().clone()),
       None => None,
     };
 
@@ -102,7 +102,11 @@ struct SubmenuPayload {
 }
 
 impl SubmenuPayload {
-  pub fn create_item<R: Runtime>(self, webview: &Webview<R>) -> crate::Result<Submenu<R>> {
+  pub fn create_item<R: Runtime>(
+    self,
+    webview: &Webview<R>,
+    resources_table: &ResourceTable,
+  ) -> crate::Result<Submenu<R>> {
     let mut builder = if let Some(id) = self.id {
       SubmenuBuilder::with_id(webview, id, self.text)
     } else {
@@ -112,7 +116,7 @@ impl SubmenuPayload {
       builder = builder.enabled(enabled);
     }
     for item in self.items {
-      builder = item.with_item(webview, |i| Ok(builder.item(i)))?;
+      builder = item.with_item(webview, resources_table, |i| Ok(builder.item(i)))?;
     }
 
     builder.build()
@@ -178,7 +182,11 @@ struct IconMenuItemPayload {
 }
 
 impl IconMenuItemPayload {
-  pub fn create_item<R: Runtime>(self, webview: &Webview<R>) -> crate::Result<IconMenuItem<R>> {
+  pub fn create_item<R: Runtime>(
+    self,
+    webview: &Webview<R>,
+    resources_table: &ResourceTable,
+  ) -> crate::Result<IconMenuItem<R>> {
     let mut builder = if let Some(id) = self.id {
       IconMenuItemBuilder::with_id(id, self.text)
     } else {
@@ -192,7 +200,7 @@ impl IconMenuItemPayload {
     }
     builder = match self.icon {
       Icon::Native(native_icon) => builder.native_icon(native_icon),
-      Icon::Icon(icon) => builder.icon(icon.into_img(webview)?.as_ref().clone()),
+      Icon::Icon(icon) => builder.icon(icon.into_img(resources_table)?.as_ref().clone()),
     };
 
     let item = builder.build(webview)?;
@@ -260,6 +268,7 @@ impl PredefinedMenuItemPayload {
   pub fn create_item<R: Runtime>(
     self,
     webview: &Webview<R>,
+    resources_table: &ResourceTable,
   ) -> crate::Result<PredefinedMenuItem<R>> {
     match self.item {
       Predefined::Separator => PredefinedMenuItem::separator(webview),
@@ -279,7 +288,7 @@ impl PredefinedMenuItemPayload {
       Predefined::Quit => PredefinedMenuItem::quit(webview, self.text.as_deref()),
       Predefined::About(metadata) => {
         let metadata = match metadata {
-          Some(m) => Some(m.into_metadata(webview)?),
+          Some(m) => Some(m.into_metadata(resources_table)?),
           None => None,
         };
         PredefinedMenuItem::about(webview, self.text.as_deref(), metadata)
@@ -304,17 +313,17 @@ impl MenuItemPayloadKind {
   pub fn with_item<T, R: Runtime, F: FnOnce(&dyn IsMenuItem<R>) -> crate::Result<T>>(
     self,
     webview: &Webview<R>,
+    resources_table: &ResourceTable,
     f: F,
   ) -> crate::Result<T> {
     match self {
       Self::ExistingItem((rid, kind)) => {
-        let resources_table = webview.resources_table();
         do_menu_item!(resources_table, rid, kind, |i| f(&*i))
       }
-      Self::Submenu(i) => f(&i.create_item(webview)?),
-      Self::Predefined(i) => f(&i.create_item(webview)?),
+      Self::Submenu(i) => f(&i.create_item(webview, resources_table)?),
+      Self::Predefined(i) => f(&i.create_item(webview, resources_table)?),
       Self::Check(i) => f(&i.create_item(webview)?),
-      Self::Icon(i) => f(&i.create_item(webview)?),
+      Self::Icon(i) => f(&i.create_item(webview, resources_table)?),
       Self::MenuItem(i) => f(&i.create_item(webview)?),
     }
   }
@@ -354,7 +363,7 @@ fn new<R: Runtime>(
       }
       if let Some(items) = options.items {
         for item in items {
-          builder = item.with_item(&webview, |i| Ok(builder.item(i)))?;
+          builder = item.with_item(&webview, &resources_table, |i| Ok(builder.item(i)))?;
         }
       }
       let menu = builder.build()?;
@@ -371,7 +380,7 @@ fn new<R: Runtime>(
         enabled: options.enabled,
         items: options.items.unwrap_or_default(),
       }
-      .create_item(&webview)?;
+      .create_item(&webview, &resources_table)?;
       let id = submenu.id().clone();
       let rid = resources_table.add(submenu);
 
@@ -398,7 +407,7 @@ fn new<R: Runtime>(
         item: options.predefined_item.unwrap(),
         text: options.text,
       }
-      .create_item(&webview)?;
+      .create_item(&webview, &resources_table)?;
       let id = item.id().clone();
       let rid = resources_table.add(item);
       (rid, id)
@@ -430,7 +439,7 @@ fn new<R: Runtime>(
         enabled: options.enabled,
         accelerator: options.accelerator,
       }
-      .create_item(&webview)?;
+      .create_item(&webview, &resources_table)?;
       let id = item.id().clone();
       let rid = resources_table.add(item);
       (rid, id)
@@ -454,13 +463,13 @@ fn append<R: Runtime>(
     ItemKind::Menu => {
       let menu = resources_table.get::<Menu<R>>(rid)?;
       for item in items {
-        item.with_item(&webview, |i| menu.append(i))?;
+        item.with_item(&webview, &resources_table, |i| menu.append(i))?;
       }
     }
     ItemKind::Submenu => {
       let submenu = resources_table.get::<Submenu<R>>(rid)?;
       for item in items {
-        item.with_item(&webview, |i| submenu.append(i))?;
+        item.with_item(&webview, &resources_table, |i| submenu.append(i))?;
       }
     }
     _ => return Err(anyhow::anyhow!("unexpected menu item kind").into()),
@@ -481,13 +490,13 @@ fn prepend<R: Runtime>(
     ItemKind::Menu => {
       let menu = resources_table.get::<Menu<R>>(rid)?;
       for item in items {
-        item.with_item(&webview, |i| menu.prepend(i))?;
+        item.with_item(&webview, &resources_table, |i| menu.prepend(i))?;
       }
     }
     ItemKind::Submenu => {
       let submenu = resources_table.get::<Submenu<R>>(rid)?;
       for item in items {
-        item.with_item(&webview, |i| submenu.prepend(i))?;
+        item.with_item(&webview, &resources_table, |i| submenu.prepend(i))?;
       }
     }
     _ => return Err(anyhow::anyhow!("unexpected menu item kind").into()),
@@ -509,14 +518,14 @@ fn insert<R: Runtime>(
     ItemKind::Menu => {
       let menu = resources_table.get::<Menu<R>>(rid)?;
       for item in items {
-        item.with_item(&webview, |i| menu.insert(i, position))?;
+        item.with_item(&webview, &resources_table, |i| menu.insert(i, position))?;
         position += 1
       }
     }
     ItemKind::Submenu => {
       let submenu = resources_table.get::<Submenu<R>>(rid)?;
       for item in items {
-        item.with_item(&webview, |i| submenu.insert(i, position))?;
+        item.with_item(&webview, &resources_table, |i| submenu.insert(i, position))?;
         position += 1
       }
     }
@@ -846,7 +855,9 @@ fn set_icon<R: Runtime>(
 
   match icon {
     Some(Icon::Native(icon)) => icon_item.set_native_icon(Some(icon)),
-    Some(Icon::Icon(icon)) => icon_item.set_icon(Some(icon.into_img(&webview)?.as_ref().clone())),
+    Some(Icon::Icon(icon)) => {
+      icon_item.set_icon(Some(icon.into_img(&resources_table)?.as_ref().clone()))
+    }
     None => {
       icon_item.set_icon(None)?;
       icon_item.set_native_icon(None)?;

core/tauri/src/tray/plugin.rs

@@ -64,7 +64,7 @@ fn new<R: Runtime>(
     };
   }
   if let Some(icon) = options.icon {
-    builder = builder.icon(icon.into_img(&webview)?.as_ref().clone());
+    builder = builder.icon(icon.into_img(&resources_table)?.as_ref().clone());
   }
   if let Some(tooltip) = options.tooltip {
     builder = builder.tooltip(tooltip);
@@ -121,7 +121,7 @@ fn set_icon<R: Runtime>(
   let resources_table = webview.resources_table();
   let tray = resources_table.get::<TrayIcon<R>>(rid)?;
   let icon = match icon {
-    Some(i) => Some(i.into_img(&webview)?.as_ref().clone()),
+    Some(i) => Some(i.into_img(&resources_table)?.as_ref().clone()),
     None => None,
   };
   tray.set_icon(icon)

core/tauri/src/window/plugin.rs

@@ -19,7 +19,7 @@ mod desktop_commands {
     sealed::ManagerBase,
     utils::config::{WindowConfig, WindowEffectsConfig},
     window::{ProgressBarState, WindowBuilder},
-    AppHandle, CursorIcon, Monitor, PhysicalPosition, PhysicalSize, Position, Size, Theme,
+    AppHandle, CursorIcon, Manager, Monitor, PhysicalPosition, PhysicalSize, Position, Size, Theme,
     UserAttentionType, Webview, Window,
   };
 
@@ -138,8 +138,9 @@ mod desktop_commands {
     value: crate::image::JsImage,
   ) -> crate::Result<()> {
     let window = get_window(window, label)?;
+    let resources_table = webview.resources_table();
     window
-      .set_icon(value.into_img(&webview)?.as_ref().clone())
+      .set_icon(value.into_img(&resources_table)?.as_ref().clone())
       .map_err(Into::into)
   }