Repetition settings base

src/repetition_settings.rs

@@ -0,0 +1,38 @@
+use crate::navigation::Page::PreviousPage;
+use crate::navigation::{NavigatedPage, Page, RootMessage};
+use crate::repetition_settings::RepetitionSettingsMessage::*;
+use crate::styling::back_overlay;
+use iced::widget::row;
+use iced::{Element, Task};
+
+pub struct RepetitionSettingsState {}
+impl NavigatedPage<RepetitionSettingsMessage> for RepetitionSettingsState {
+    fn navigate(&self, message: &RepetitionSettingsMessage) -> Option<Page> {
+        if let Back = message {
+            Some(PreviousPage)
+        } else {
+            None
+        }
+    }
+}
+
+impl RepetitionSettingsState {
+    pub fn update(&mut self, message: RepetitionSettingsMessage) -> Task<RootMessage> {
+        match message {
+            Back => {}
+        }
+        Task::none()
+    }
+
+    pub fn view(&self) -> Element<'_, RepetitionSettingsMessage> {
+        back_overlay(
+            row![].into(),
+            Back,
+        )
+    }
+}
+
+#[derive(Clone)]
+pub enum  RepetitionSettingsMessage {
+    Back
+}