refactor: unify naming patterns between app and shell

crates/composition/src/lib.rs

@@ -4,6 +4,7 @@ mod builder;
 mod popup_builder;
 mod shell;
 mod shell_composition;
+mod shell_runtime;
 mod system;
 mod value_conversion;
 
@@ -27,6 +28,7 @@ pub use layer_shika_domain::value_objects::popup_request::{
     PopupHandle, PopupPlacement, PopupRequest, PopupSize,
 };
 pub use popup_builder::PopupBuilder;
+pub use shell_runtime::{DEFAULT_WINDOW_NAME, ShellRuntime};
 pub use system::{EventContext, EventLoopHandle, ShellControl, SingleWindowShell};
 
 pub use shell::{
@@ -57,10 +59,11 @@ pub enum Error {
 
 pub mod prelude {
     pub use crate::{
-        AnchorEdges, AnchorStrategy, EventContext, EventLoopHandle, KeyboardInteractivity, Layer,
-        LayerShika, OutputGeometry, OutputHandle, OutputInfo, OutputPolicy, OutputRegistry,
-        PopupBuilder, PopupHandle, PopupPlacement, PopupPositioningMode, PopupRequest, PopupSize,
-        PopupWindow, Result, ShellControl, SingleWindowShell,
+        AnchorEdges, AnchorStrategy, DEFAULT_WINDOW_NAME, EventContext, EventLoopHandle,
+        KeyboardInteractivity, Layer, LayerShika, OutputGeometry, OutputHandle, OutputInfo,
+        OutputPolicy, OutputRegistry, PopupBuilder, PopupHandle, PopupPlacement,
+        PopupPositioningMode, PopupRequest, PopupSize, PopupWindow, Result, ShellControl,
+        ShellRuntime, SingleWindowShell,
     };
 
     pub use crate::{

crates/composition/src/shell.rs

@@ -1,4 +1,5 @@
 use crate::shell_composition::ShellWindowDefinition;
+use crate::shell_runtime::ShellRuntime;
 use crate::system::{EventContext, PopupCommand, ShellControl};
 use crate::{Error, Result};
 use layer_shika_adapters::errors::EventLoopError;
@@ -335,6 +336,54 @@ impl Shell {
     }
 }
 
+impl ShellRuntime for Shell {
+    type LoopHandle = ShellEventLoopHandle;
+    type Context<'a> = ShellEventContext<'a>;
+
+    fn event_loop_handle(&self) -> Self::LoopHandle {
+        ShellEventLoopHandle {
+            system: Rc::downgrade(&self.inner),
+        }
+    }
+
+    fn with_component<F>(&self, name: &str, mut f: F)
+    where
+        F: FnMut(&ComponentInstance),
+    {
+        let facade = self.inner.borrow();
+        let system = facade.inner_ref();
+
+        if self.windows.contains_key(name) {
+            for window in system.app_state().windows_by_shell_name(name) {
+                f(window.component_instance());
+            }
+        }
+    }
+
+    fn with_all_components<F>(&self, mut f: F)
+    where
+        F: FnMut(&str, &ComponentInstance),
+    {
+        let facade = self.inner.borrow();
+        let system = facade.inner_ref();
+
+        for name in self.windows.keys() {
+            if let Some(window) = system.app_state().primary_output() {
+                f(name, window.component_instance());
+            }
+        }
+    }
+
+    fn run(&mut self) -> Result<()> {
+        log::info!(
+            "Starting shell event loop with {} windows",
+            self.windows.len()
+        );
+        self.inner.borrow_mut().run()?;
+        Ok(())
+    }
+}
+
 pub struct ShellEventLoopHandle {
     system: Weak<RefCell<WindowingSystemFacade>>,
 }

crates/composition/src/shell_runtime.rs

@@ -0,0 +1,20 @@
+use layer_shika_adapters::platform::slint_interpreter::ComponentInstance;
+
+pub const DEFAULT_WINDOW_NAME: &str = "main";
+
+pub trait ShellRuntime {
+    type LoopHandle;
+    type Context<'a>;
+
+    fn event_loop_handle(&self) -> Self::LoopHandle;
+
+    fn with_component<F>(&self, name: &str, f: F)
+    where
+        F: FnMut(&ComponentInstance);
+
+    fn with_all_components<F>(&self, f: F)
+    where
+        F: FnMut(&str, &ComponentInstance);
+
+    fn run(&mut self) -> crate::Result<()>;
+}

crates/composition/src/system.rs

@@ -1,4 +1,5 @@
 use crate::popup_builder::PopupBuilder;
+use crate::shell_runtime::{DEFAULT_WINDOW_NAME, ShellRuntime};
 use crate::value_conversion::IntoValue;
 use crate::{Error, Result};
 use layer_shika_adapters::errors::EventLoopError;
@@ -646,6 +647,7 @@ impl EventContext<'_> {
 pub struct SingleWindowShell {
     inner: Rc<RefCell<WindowingSystemFacade>>,
     popup_command_sender: channel::Sender<PopupCommand>,
+    window_name: String,
 }
 
 impl SingleWindowShell {
@@ -668,6 +670,7 @@ impl SingleWindowShell {
         let shell = Self {
             inner: Rc::clone(&inner_rc),
             popup_command_sender: sender,
+            window_name: DEFAULT_WINDOW_NAME.to_string(),
         };
 
         shell.setup_popup_command_handler(receiver)?;
@@ -675,6 +678,17 @@ impl SingleWindowShell {
         Ok(shell)
     }
 
+    #[must_use]
+    pub fn with_window_name(mut self, name: impl Into<String>) -> Self {
+        self.window_name = name.into();
+        self
+    }
+
+    #[must_use]
+    pub fn window_name(&self) -> &str {
+        &self.window_name
+    }
+
     fn setup_popup_command_handler(&self, receiver: channel::Channel<PopupCommand>) -> Result<()> {
         let loop_handle = self.inner.borrow().inner_ref().event_loop_handle();
         let control = self.control();
@@ -857,3 +871,41 @@ impl SingleWindowShell {
         system.app_state().output_registry().clone()
     }
 }
+
+impl ShellRuntime for SingleWindowShell {
+    type LoopHandle = EventLoopHandle;
+    type Context<'a> = EventContext<'a>;
+
+    fn event_loop_handle(&self) -> Self::LoopHandle {
+        EventLoopHandle {
+            system: Rc::downgrade(&self.inner),
+        }
+    }
+
+    fn with_component<F>(&self, _name: &str, mut f: F)
+    where
+        F: FnMut(&ComponentInstance),
+    {
+        let facade = self.inner.borrow();
+        let system = facade.inner_ref();
+        for window in system.app_state().all_outputs() {
+            f(window.component_instance());
+        }
+    }
+
+    fn with_all_components<F>(&self, mut f: F)
+    where
+        F: FnMut(&str, &ComponentInstance),
+    {
+        let facade = self.inner.borrow();
+        let system = facade.inner_ref();
+        for window in system.app_state().all_outputs() {
+            f(&self.window_name, window.component_instance());
+        }
+    }
+
+    fn run(&mut self) -> Result<()> {
+        self.inner.borrow_mut().run()?;
+        Ok(())
+    }
+}

src/lib.rs

@@ -66,7 +66,7 @@ pub use layer_shika_composition::{
     AnchorEdges, AnchorStrategy, Error, EventContext, EventLoopHandle, KeyboardInteractivity,
     Layer, LayerShika, OutputGeometry, OutputHandle, OutputInfo, OutputPolicy, OutputRegistry,
     PopupHandle, PopupPlacement, PopupPositioningMode, PopupRequest, PopupSize, PopupWindow,
-    Result, ShellControl, SingleWindowShell,
+    Result, ShellControl, ShellRuntime, SingleWindowShell, DEFAULT_WINDOW_NAME,
 };
 
 pub use layer_shika_composition::{

src/prelude.rs

@@ -10,7 +10,7 @@
 
 pub use crate::{
     Error, EventContext, EventLoopHandle, LayerShika, PopupWindow, Result, ShellControl,
-    SingleWindowShell,
+    ShellRuntime, SingleWindowShell, DEFAULT_WINDOW_NAME,
 };
 
 pub use crate::{