Basic exam page

src/pages/exam.rs

@@ -0,0 +1,48 @@
+use iced::{Element, Task};
+use crate::app::AppState;
+use crate::data::entities::{EntityHandle, Exam, ExamEntry};
+use crate::navigation::{NavigatedPage, Page, RootMessage};
+use crate::navigation::Page::PreviousPage;
+use crate::styling::back_overlay;
+use iced::widget::{button, row, column, text};
+use crate::pages::exam::ExamMessage::*;
+
+pub struct ExamPage
+{
+    pub id: EntityHandle<Exam>,
+    pub state: AppState,
+    pub entries : Vec<ExamEntry>,
+}
+
+#[derive(Clone)]
+pub enum ExamMessage {
+    Back,
+    Open,
+    Answer(bool)
+}
+
+impl NavigatedPage<ExamMessage> for ExamPage {
+    fn navigate(&mut self, message: &ExamMessage) -> Option<Page> {
+        if let Back = message {
+            return Some(PreviousPage)
+        }
+        None
+    }
+
+    fn navigated(&mut self) {
+    }
+
+    fn update(&mut self, message: ExamMessage) -> Task<RootMessage> {
+        match message {
+            Back => {}
+            Open => {}
+            Answer(answer) => {}
+        }
+
+        Task::none()
+    }
+
+    fn view(&self) -> Element<'_, ExamMessage> {
+        back_overlay(column![].into(), Back)
+    }
+}