2 files changed, 15 insertions, 4 deletions
diff --git a/runtime/src/command/action.rs b/runtime/src/command/action.rs
index 6c74f0ef..b2594379 100644
--- a/runtime/src/command/action.rs
+++ b/runtime/src/command/action.rs
@@ -22,7 +22,7 @@ pub enum Action<T> {
     Clipboard(clipboard::Action<T>),
 
     /// Run a window action.
-    Window(window::Action<T>),
+    Window(window::Id, window::Action<T>),
 
     /// Run a system action.
     System(system::Action<T>),
@@ -57,7 +57,7 @@ impl<T> Action<T> {
         match self {
             Self::Future(future) => Action::Future(Box::pin(future.map(f))),
             Self::Clipboard(action) => Action::Clipboard(action.map(f)),
-            Self::Window(window) => Action::Window(window.map(f)),
+            Self::Window(id, window) => Action::Window(id, window.map(f)),
             Self::System(system) => Action::System(system.map(f)),
             Self::Widget(operation) => {
                 Action::Widget(Box::new(widget::operation::map(operation, f)))
@@ -77,7 +77,9 @@ impl<T> fmt::Debug for Action<T> {
             Self::Clipboard(action) => {
                 write!(f, "Action::Clipboard({action:?})")
             }
-            Self::Window(action) => write!(f, "Action::Window({action:?})"),
+            Self::Window(id, action) => {
+                write!(f, "Action::Window({id:?}, {action:?})")
+            }
             Self::System(action) => write!(f, "Action::System({action:?})"),
             Self::Widget(_action) => write!(f, "Action::Widget"),
             Self::LoadFont { .. } => write!(f, "Action::LoadFont"),
diff --git a/runtime/src/window/action.rs b/runtime/src/window/action.rs
index b6964e36..cebec4ae 100644
--- a/runtime/src/window/action.rs
+++ b/runtime/src/window/action.rs
@@ -1,4 +1,4 @@
-use crate::core::window::{Icon, Level, Mode, UserAttention};
+use crate::core::window::{Icon, Level, Mode, UserAttention, Settings};
 use crate::core::Size;
 use crate::futures::MaybeSend;
 use crate::window::Screenshot;
@@ -15,6 +15,11 @@ pub enum Action<T> {
     /// There’s no guarantee that this will work unless the left mouse
     /// button was pressed immediately before this function is called.
     Drag,
+    /// Spawns a new window with the provided [`window::Settings`].
+    Spawn {
+        /// The settings of the [`Window`].
+        settings: Settings,
+    },
     /// Resize the window.
     Resize(Size<u32>),
     /// Fetch the current size of the window.
@@ -104,6 +109,7 @@ impl<T> Action<T> {
         match self {
             Self::Close => Action::Close,
             Self::Drag => Action::Drag,
+            Self::Spawn { settings } => Action::Spawn { settings },
             Self::Resize(size) => Action::Resize(size),
             Self::FetchSize(o) => Action::FetchSize(Box::new(move |s| f(o(s)))),
             Self::Maximize(maximized) => Action::Maximize(maximized),
@@ -134,6 +140,9 @@ impl<T> fmt::Debug for Action<T> {
         match self {
             Self::Close => write!(f, "Action::Close"),
             Self::Drag => write!(f, "Action::Drag"),
+            Self::Spawn { settings } => {
+                write!(f, "Action::Spawn {{ settings: {:?} }}", settings)
+            }
             Self::Resize(size) => write!(f, "Action::Resize({size:?})"),
             Self::FetchSize(_) => write!(f, "Action::FetchSize"),
             Self::Maximize(maximized) => {