Add isolated native Rime service and MiSans candidate UI

compositor/src/render/decorations.rs

@@ -469,8 +469,31 @@ pub(super) fn rounded_window_elements(
     let radius = corners.radius;
     let surface = toplevel.wl_surface();
 
+    let mut input_popups = Vec::new();
     let mut content = PopupManager::popups_for_surface(surface)
         .flat_map(|(popup, popup_offset)| {
+            if matches!(popup, smithay::desktop::PopupKind::InputMethod(_)) {
+                // InputMethod geometry is the parent's global rectangle, not
+                // an xdg window-geometry origin. IME popups also extend beyond
+                // the parent and must not enter its rounded-window crop.
+                let offset = (geometry.loc + popup_offset).to_physical_precise_round(scale);
+                input_popups.extend(
+                    render_elements_from_surface_tree::<
+                        GlesRenderer,
+                        WaylandSurfaceRenderElement<GlesRenderer>,
+                    >(
+                        renderer,
+                        popup.wl_surface(),
+                        location + offset,
+                        scale,
+                        alpha,
+                        RenderElementKind::Unspecified,
+                    )
+                    .into_iter()
+                    .map(AnimatedWindowRenderElement::RawSurface),
+                );
+                return Vec::new();
+            }
             let offset = (geometry.loc + popup_offset - popup.geometry().loc)
                 .to_physical_precise_round(scale);
 
@@ -487,6 +510,7 @@ pub(super) fn rounded_window_elements(
             )
             .into_iter()
             .map(WindowContentRenderElement::from)
+            .collect::<Vec<_>>()
         })
         .collect::<Vec<_>>();
     content.extend(
@@ -518,17 +542,19 @@ pub(super) fn rounded_window_elements(
         }),
     );
 
-    constrain_render_elements(
-        content,
-        location,
-        physical_constrain,
-        reference,
-        behavior,
-        ConstrainAlign::TOP | ConstrainAlign::LEFT,
-        scale,
-    )
-    .map(Into::into)
-    .collect()
+    input_popups.extend(
+        constrain_render_elements(
+            content,
+            location,
+            physical_constrain,
+            reference,
+            behavior,
+            ConstrainAlign::TOP | ConstrainAlign::LEFT,
+            scale,
+        )
+        .map(Into::into),
+    );
+    input_popups
 }
 
 pub(super) fn resize_content_behavior(intentional_scale: bool) -> ConstrainScaleBehavior {

compositor/src/render/mod.rs

@@ -100,7 +100,7 @@ render_elements! {
     Surface=SurfaceRenderElement,
     Memory=MemoryRenderElement,
     Solid=SolidColorRenderElement,
-    LockSurface=WaylandSurfaceRenderElement<GlesRenderer>,
+    RawSurface=WaylandSurfaceRenderElement<GlesRenderer>,
     Border=SharedPixelShaderElement,
     Blur=BlurRenderElement,
     Effect=PhysicalShaderElement,