feat(eckhart): implement homescreen flow

- Homescreen and device menu accessed by action bar

core/embed/rust/src/ui/layout_eckhart/firmware/homescreen.rs

@@ -4,8 +4,11 @@ use crate::{
     strutil::TString,
     translations::TR,
     ui::{
-        component::{text::TextStyle, Component, Event, EventCtx, Label, Never},
+        component::{
+            swipe_detect::SwipeConfig, text::TextStyle, Component, Event, EventCtx, Label, Never,
+        },
         display::image::ImageInfo,
+        flow::Swipable,
         geometry::{Insets, Offset, Rect},
         layout::util::get_user_custom_image,
         shape::{self, Renderer},
@@ -14,7 +17,10 @@ use crate::{
 };
 
 use super::{
-    super::{component::Button, fonts},
+    super::{
+        component::{Button, ButtonMsg},
+        fonts,
+    },
     constant::{HEIGHT, SCREEN, WIDTH},
     theme::{self, firmware::button_homebar_style, BLACK, GREEN_DARK, GREEN_EXTRA_DARK},
     ActionBar, ActionBarMsg, Hint, HoldToConfirmAnim,
@@ -293,6 +299,17 @@ fn get_homescreen_image() -> Option<BinaryData<'static>> {
     None
 }
 
+#[cfg(feature = "micropython")]
+impl Swipable for Homescreen {
+    fn get_swipe_config(&self) -> SwipeConfig {
+        SwipeConfig::default()
+    }
+
+    fn get_pager(&self) -> Pager {
+        Pager::single_page()
+    }
+}
+
 #[cfg(feature = "ui_debug")]
 impl crate::trace::Trace for Homescreen {
     fn trace(&self, t: &mut dyn crate::trace::Tracer) {

core/embed/rust/src/ui/layout_eckhart/firmware/vertical_menu.rs

@@ -19,7 +19,7 @@ type VerticalMenuButtons = Vec<Button, MENU_MAX_ITEMS>;
 pub struct VerticalMenu {
     /// Bounds the sliding window of the menu.
     bounds: Rect,
-    /// FUll bounds of the menu, including off-screen items.
+    /// Full bounds of the menu, including off-screen items.
     virtual_bounds: Rect,
     /// Menu items.
     buttons: VerticalMenuButtons,

core/embed/rust/src/ui/layout_eckhart/flow/homescreen.rs

@@ -0,0 +1,85 @@
+use crate::{
+    error,
+    strutil::TString,
+    ui::{
+        component::ComponentExt as _,
+        flow::{
+            base::{Decision, DecisionBuilder as _},
+            FlowController, FlowMsg, SwipeFlow,
+        },
+        geometry::Direction,
+    },
+};
+
+use super::super::{
+    component::Button,
+    firmware::{
+        Header, Homescreen, HomescreenMsg, VerticalMenu, VerticalMenuScreen, VerticalMenuScreenMsg,
+    },
+};
+
+#[derive(Copy, Clone, PartialEq, Eq)]
+pub enum Home {
+    Homescreen,
+    DeviceMenu,
+}
+
+impl FlowController for Home {
+    #[inline]
+    fn index(&'static self) -> usize {
+        *self as usize
+    }
+
+    fn handle_swipe(&'static self, _direction: Direction) -> Decision {
+        self.do_nothing()
+    }
+
+    fn handle_event(&'static self, msg: FlowMsg) -> Decision {
+        match (self, msg) {
+            (Self::Homescreen, FlowMsg::Cancelled) => self.return_msg(FlowMsg::Cancelled),
+            (Self::Homescreen, FlowMsg::Info) => Self::DeviceMenu.goto(),
+            (Self::DeviceMenu, FlowMsg::Cancelled) => Self::Homescreen.goto(),
+            _ => self.do_nothing(),
+        }
+    }
+}
+
+pub fn new_home(
+    label: TString<'static>,
+    lockable: bool,
+    locked: bool,
+    bootscreen: bool,
+    coinjoin_authorized: bool,
+    notification: Option<(TString<'static>, u8)>,
+) -> Result<SwipeFlow, error::Error> {
+    let content_homescreen = Homescreen::new(
+        label,
+        lockable,
+        locked,
+        bootscreen,
+        coinjoin_authorized,
+        notification,
+    )?
+    .map(|msg| match msg {
+        HomescreenMsg::Dismissed => Some(FlowMsg::Cancelled),
+        HomescreenMsg::Menu => Some(FlowMsg::Info),
+    });
+
+    let menu = VerticalMenu::empty()
+        .item(Button::with_text("Bluetooth management".into()))
+        .item(Button::with_text("Device".into()))
+        .item(Button::with_text("Check backup".into()))
+        .item(Button::with_text("About".into()));
+    let content_device_menu = VerticalMenuScreen::new(menu)
+        .with_header(Header::new("Device menu".into()).with_close_button())
+        .map(|msg| match msg {
+            VerticalMenuScreenMsg::Selected(n) => Some(FlowMsg::Choice(n)),
+            VerticalMenuScreenMsg::Close => Some(FlowMsg::Cancelled),
+            _ => None,
+        });
+
+    let mut res = SwipeFlow::new(&Home::Homescreen)?;
+    res.add_page(&Home::Homescreen, content_homescreen)?
+        .add_page(&Home::DeviceMenu, content_device_menu)?;
+    Ok(res)
+}

core/embed/rust/src/ui/layout_eckhart/flow/mod.rs

@@ -1,6 +1,7 @@
 pub mod confirm_reset;
 pub mod confirm_set_new_pin;
 pub mod get_address;
+pub mod homescreen;
 pub mod prompt_backup;
 pub mod request_passphrase;
 pub mod show_danger;
@@ -9,6 +10,7 @@ pub mod show_share_words;
 pub use confirm_reset::new_confirm_reset;
 pub use confirm_set_new_pin::new_set_new_pin;
 pub use get_address::GetAddress;
+pub use homescreen::new_home;
 pub use prompt_backup::PromptBackup;
 pub use request_passphrase::RequestPassphrase;
 pub use show_danger::ShowDanger;

core/embed/rust/src/ui/layout_eckhart/ui_firmware.rs

@@ -582,15 +582,15 @@ impl FirmwareUI for UIEckhart {
         let bootscreen = false;
         let coinjoin_authorized = false;
         let notification = notification.map(|w| (w, notification_level));
-        let layout = RootComponent::new(Homescreen::new(
+        let flow = flow::homescreen::new_home(
             label,
             hold,
             locked,
             bootscreen,
             coinjoin_authorized,
             notification,
-        )?);
-        Ok(layout)
+        )?;
+        Ok(flow)
     }
 
     fn show_info(

core/src/trezor/ui/layouts/homescreen.py

@@ -56,8 +56,8 @@ class HomescreenBase(ui.Layout):
         if not self.should_resume:
             super()._first_paint()
             storage_cache.homescreen_shown = self.RENDER_INDICATOR
-        # else:
-        #     self._paint()
+        else:
+            self._paint()
 
 
 class Homescreen(HomescreenBase):