Refactor pages into separate files

examples/cosmic/src/window/system_and_accounts.rs

@@ -0,0 +1,91 @@
+use cosmic::{
+    Element,
+    iced::Length,
+    iced::widget::{horizontal_space, row, text},
+    widget::{icon, list_column, settings},
+};
+
+use super::{Message, Page, SubPage, Window};
+
+#[derive(Clone, Copy, Debug, Eq, PartialEq)]
+pub enum SystemAndAccountsPage {
+    Users,
+    About,
+    Firmware,
+}
+
+impl SubPage for SystemAndAccountsPage {
+    //TODO: translate
+    fn title(&self) -> &'static str {
+        use SystemAndAccountsPage::*;
+        match self {
+            Users => "Users",
+            About => "About",
+            Firmware => "Firmware",
+        }
+    }
+
+    //TODO: translate
+    fn description(&self) -> &'static str {
+        use SystemAndAccountsPage::*;
+        match self {
+            Users => "Authentication and login, lock screen.",
+            About => "Device name, hardware information, operating system defaults.",
+            Firmware => "Firmware details.",
+        }
+    }
+
+    fn icon_name(&self) -> &'static str {
+        use SystemAndAccountsPage::*;
+        match self {
+            Users => "system-users-symbolic",
+            About => "help-about-symbolic",
+            Firmware => "firmware-manager-symbolic",
+        }
+    }
+
+    fn parent_page(&self) -> Page {
+        Page::SystemAndAccounts(None)
+    }
+
+    fn into_page(self) -> Page {
+        Page::SystemAndAccounts(Some(self))
+    }
+}
+
+impl Window {
+    pub(super) fn view_system_and_accounts_about(&self) -> Element<Message> {
+        settings::view_column(vec![
+            self.parent_page_button(SystemAndAccountsPage::About),
+
+            row!(
+                horizontal_space(Length::Fill),
+                icon("distributor-logo", 78),
+                horizontal_space(Length::Fill),
+            ).into(),
+
+            list_column()
+                .add(settings::item("Device name", text("TODO")))
+                .into(),
+
+            settings::view_section("Hardware")
+                .add(settings::item("Hardware model", text("TODO")))
+                .add(settings::item("Memory", text("TODO")))
+                .add(settings::item("Processor", text("TODO")))
+                .add(settings::item("Graphics", text("TODO")))
+                .add(settings::item("Disk Capacity", text("TODO")))
+                .into(),
+
+            settings::view_section("Operating System")
+                .add(settings::item("Operating system", text("TODO")))
+                .add(settings::item("Operating system architecture", text("TODO")))
+                .add(settings::item("Desktop environment", text("TODO")))
+                .add(settings::item("Windowing system", text("TODO")))
+                .into(),
+
+            settings::view_section("Related settings")
+                .add(settings::item("Get support", text("TODO")))
+                .into(),
+        ]).into()
+    }
+}