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-rw-r--r--src/application.rs11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/application.rs b/src/application.rs
index a4d20e68..95113344 100644
--- a/src/application.rs
+++ b/src/application.rs
@@ -1,4 +1,4 @@
-use crate::{Command, Element, Settings};
+use crate::{Command, Element, Settings, Subscription};
/// An interactive cross-platform application.
///
@@ -117,6 +117,11 @@ pub trait Application: Sized {
/// [`Command`]: struct.Command.html
fn update(&mut self, message: Self::Message) -> Command<Self::Message>;
+ /// TODO
+ fn subscriptions(&self) -> Subscription<Self::Message> {
+ Subscription::none()
+ }
+
/// Returns the widgets to display in the [`Application`].
///
/// These widgets can produce __messages__ based on user interaction.
@@ -168,6 +173,10 @@ where
self.0.update(message)
}
+ fn subscriptions(&self) -> Subscription<Self::Message> {
+ self.0.subscriptions()
+ }
+
fn view(&mut self) -> Element<'_, Self::Message> {
self.0.view()
}