refactor(core): extract common layout handling from bootloader ui implementations in rust

[no changelog]

core/embed/rust/src/ui/layout/mod.rs

@@ -1,3 +1,9 @@
+#[cfg(feature = "micropython")]
 pub mod obj;
+
+#[cfg(feature = "micropython")]
 pub mod result;
+pub mod simplified;
+
+#[cfg(feature = "micropython")]
 pub mod util;

core/embed/rust/src/ui/layout/simplified.rs

@@ -0,0 +1,129 @@
+#[cfg(feature = "button")]
+use crate::trezorhal::io::io_button_read;
+#[cfg(feature = "touch")]
+use crate::trezorhal::io::io_touch_read;
+#[cfg(feature = "button")]
+use crate::ui::event::ButtonEvent;
+#[cfg(feature = "touch")]
+use crate::ui::event::TouchEvent;
+use crate::ui::{
+    component::{Component, Event, EventCtx, Never},
+    constant::SCREEN,
+    display,
+};
+use num_traits::ToPrimitive;
+
+#[cfg(feature = "backlight")]
+use crate::ui::model::theme::{BACKLIGHT_DIM, BACKLIGHT_NORMAL};
+
+pub trait ReturnToC {
+    fn return_to_c(self) -> u32;
+}
+
+impl ReturnToC for Never {
+    fn return_to_c(self) -> u32 {
+        unreachable!()
+    }
+}
+
+impl<T> ReturnToC for T
+where
+    T: ToPrimitive,
+{
+    fn return_to_c(self) -> u32 {
+        self.to_u32().unwrap()
+    }
+}
+#[cfg(feature = "button")]
+fn button_eval() -> Option<ButtonEvent> {
+    let event = io_button_read();
+    if event == 0 {
+        return None;
+    }
+
+    let event_type = event >> 24;
+    let event_btn = event & 0xFFFFFF;
+
+    let event = ButtonEvent::new(event_type, event_btn);
+
+    if let Ok(event) = event {
+        return Some(event);
+    }
+    None
+}
+
+#[cfg(feature = "touch")]
+fn touch_eval() -> Option<TouchEvent> {
+    let event = io_touch_read();
+    if event == 0 {
+        return None;
+    }
+    let event_type = event >> 24;
+    let ex = ((event >> 12) & 0xFFF) as i16;
+    let ey = (event & 0xFFF) as i16;
+
+    TouchEvent::new(event_type, ex as _, ey as _).ok()
+}
+
+pub fn fadein() {
+    #[cfg(feature = "backlight")]
+    display::fade_backlight_duration(BACKLIGHT_NORMAL, 150);
+}
+
+pub fn fadeout() {
+    #[cfg(feature = "backlight")]
+    display::fade_backlight_duration(BACKLIGHT_DIM, 150);
+}
+
+pub fn run<F>(frame: &mut F) -> u32
+where
+    F: Component,
+    F::Msg: ReturnToC,
+{
+    frame.place(SCREEN);
+    fadeout();
+    display::sync();
+    frame.paint();
+    display::refresh();
+    fadein();
+
+    #[cfg(feature = "button")]
+    while button_eval().is_some() {}
+
+    loop {
+        #[cfg(all(feature = "button", not(feature = "touch")))]
+        let event = button_eval();
+        #[cfg(feature = "touch")]
+        let event = touch_eval();
+        if let Some(e) = event {
+            let mut ctx = EventCtx::new();
+            #[cfg(all(feature = "button", not(feature = "touch")))]
+            let msg = frame.event(&mut ctx, Event::Button(e));
+            #[cfg(feature = "touch")]
+            let msg = frame.event(&mut ctx, Event::Touch(e));
+
+            if let Some(message) = msg {
+                return message.return_to_c();
+            }
+            display::sync();
+            frame.paint();
+            display::refresh();
+        }
+    }
+}
+
+pub fn show<F>(frame: &mut F, fading: bool)
+where
+    F: Component,
+{
+    frame.place(SCREEN);
+    if fading {
+        fadeout()
+    };
+    display::sync();
+    frame.paint();
+    display::refresh();
+    if fading {
+        fadein()
+    };
+}

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

@@ -12,10 +12,20 @@ pub mod screens;
 #[macro_use]
 pub mod util;
 
-#[cfg(feature = "micropython")]
 pub mod layout;
 
 #[cfg(feature = "model_tr")]
 pub mod model_tr;
 #[cfg(feature = "model_tt")]
 pub mod model_tt;
+
+#[cfg(all(
+    feature = "model_t1",
+    not(feature = "model_tr"),
+    not(feature = "model_tt")
+))]
+pub use model_t1 as model;
+#[cfg(all(feature = "model_tr", not(feature = "model_tt")))]
+pub use model_tr as model;
+#[cfg(feature = "model_tt")]
+pub use model_tt as model;

core/embed/rust/src/ui/model_tr/bootloader/intro.rs

@@ -1,17 +1,15 @@
 use crate::ui::{
     component::{Child, Component, Event, EventCtx, Label, Pad},
     geometry::{Alignment, Alignment2D, Rect},
+    layout::simplified::ReturnToC,
 };
 
-use super::{
-    super::{
-        component::{ButtonController, ButtonControllerMsg::Triggered, ButtonLayout, ButtonPos},
-        theme::{
-            bootloader::{BLD_BG, BLD_FG, TEXT_NORMAL},
-            BUTTON_HEIGHT, ICON_WARN_TITLE, TITLE_AREA_HEIGHT,
-        },
+use super::super::{
+    component::{ButtonController, ButtonControllerMsg::Triggered, ButtonLayout, ButtonPos},
+    theme::{
+        bootloader::{BLD_BG, BLD_FG, TEXT_NORMAL},
+        BUTTON_HEIGHT, ICON_WARN_TITLE, TITLE_AREA_HEIGHT,
     },
-    ReturnToC,
 };
 
 const LEFT_BUTTON_TEXT: &str = "INSTALL FW";

core/embed/rust/src/ui/model_tr/bootloader/menu.rs

@@ -8,15 +8,13 @@ use crate::{
         display,
         display::{Font, Icon},
         geometry::{Alignment2D, Offset, Point, Rect},
+        layout::simplified::ReturnToC,
     },
 };
 
-use super::{
-    super::{
-        component::{ButtonLayout, Choice, ChoiceFactory, ChoicePage},
-        theme::bootloader::{BLD_BG, BLD_FG, ICON_EXIT, ICON_REDO, ICON_TRASH},
-    },
-    ReturnToC,
+use super::super::{
+    component::{ButtonLayout, Choice, ChoiceFactory, ChoicePage},
+    theme::bootloader::{BLD_BG, BLD_FG, ICON_EXIT, ICON_REDO, ICON_TRASH},
 };
 
 #[repr(u32)]

core/embed/rust/src/ui/model_tr/bootloader/mod.rs

@@ -2,17 +2,14 @@ use heapless::String;
 
 use crate::{
     strutil::hexlify,
-    trezorhal::{io::io_button_read, secbool::secbool},
+    trezorhal::secbool::secbool,
     ui::{
-        component::{
-            connect::Connect, Component, Event, EventCtx, Label, LineBreaking::BreakWordsNoHyphen,
-            Never,
-        },
+        component::{connect::Connect, Label, LineBreaking::BreakWordsNoHyphen},
         constant,
         constant::{HEIGHT, SCREEN},
         display::{self, Color, Font, Icon},
-        event::ButtonEvent,
         geometry::{Alignment2D, Offset, Point, Rect},
+        layout::simplified::{run, show, ReturnToC},
         util::{from_c_array, from_c_str},
     },
 };
@@ -38,82 +35,12 @@ use welcome::Welcome;
 
 pub type BootloaderString = String<128>;
 
-pub trait ReturnToC {
-    fn return_to_c(self) -> u32;
-}
-
-impl ReturnToC for Never {
-    fn return_to_c(self) -> u32 {
-        unreachable!()
-    }
-}
-
-impl ReturnToC for () {
-    fn return_to_c(self) -> u32 {
-        0
-    }
-}
-
 impl ReturnToC for ConfirmMsg {
     fn return_to_c(self) -> u32 {
         self as u32
     }
 }
 
-fn button_eval() -> Option<ButtonEvent> {
-    let event = io_button_read();
-    if event == 0 {
-        return None;
-    }
-
-    let event_type = event >> 24;
-    let event_btn = event & 0xFFFFFF;
-
-    let event = ButtonEvent::new(event_type, event_btn);
-
-    if let Ok(event) = event {
-        return Some(event);
-    }
-    None
-}
-
-fn run<F>(frame: &mut F) -> u32
-where
-    F: Component,
-    F::Msg: ReturnToC,
-{
-    frame.place(SCREEN);
-    frame.paint();
-    display::refresh();
-
-    while button_eval().is_some() {}
-
-    loop {
-        let event = button_eval();
-        if let Some(e) = event {
-            let mut ctx = EventCtx::new();
-            let msg = frame.event(&mut ctx, Event::Button(e));
-
-            if let Some(message) = msg {
-                return message.return_to_c();
-            }
-
-            frame.paint();
-            display::refresh();
-        }
-    }
-}
-
-fn show<F>(frame: &mut F)
-where
-    F: Component,
-{
-    frame.place(SCREEN);
-    display::sync();
-    frame.paint();
-    display::refresh();
-}
-
 #[no_mangle]
 extern "C" fn screen_install_confirm(
     vendor_str: *const cty::c_char,
@@ -193,7 +120,7 @@ extern "C" fn screen_unlock_bootloader_success() {
         Label::centered("Please reconnect the\ndevice", TEXT_NORMAL).vertically_centered();
 
     let mut frame = ResultScreen::new(BLD_FG, BLD_BG, ICON_SPINNER, title, content, true);
-    show(&mut frame);
+    show(&mut frame, false);
 }
 
 #[no_mangle]
@@ -299,7 +226,7 @@ extern "C" fn screen_wipe_progress(progress: u16, initialize: bool) {
 #[no_mangle]
 extern "C" fn screen_connect(_initial_setup: bool) {
     let mut frame = Connect::new("Waiting for host...", BLD_FG, BLD_BG);
-    show(&mut frame);
+    show(&mut frame, false);
 }
 
 #[no_mangle]
@@ -310,7 +237,7 @@ extern "C" fn screen_wipe_success() {
         Label::centered("Please reconnect\nthe device", TEXT_NORMAL).vertically_centered();
 
     let mut frame = ResultScreen::new(BLD_FG, BLD_BG, ICON_SPINNER, title, content, true);
-    show(&mut frame);
+    show(&mut frame, false);
 }
 
 #[no_mangle]
@@ -321,7 +248,7 @@ extern "C" fn screen_wipe_fail() {
         Label::centered("Please reconnect\nthe device", TEXT_NORMAL).vertically_centered();
 
     let mut frame = ResultScreen::new(BLD_FG, BLD_BG, ICON_ALERT, title, content, true);
-    show(&mut frame);
+    show(&mut frame, false);
 }
 
 #[no_mangle]
@@ -329,7 +256,7 @@ extern "C" fn screen_boot_empty(_fading: bool) {
     display::rect_fill(SCREEN, BLD_BG);
 
     let mut frame = WelcomeScreen::new(true);
-    show(&mut frame);
+    show(&mut frame, false);
 }
 
 #[no_mangle]
@@ -340,7 +267,7 @@ extern "C" fn screen_install_fail() {
         Label::centered("Please reconnect\nthe device", TEXT_NORMAL).vertically_centered();
 
     let mut frame = ResultScreen::new(BLD_FG, BLD_BG, ICON_ALERT, title, content, true);
-    show(&mut frame);
+    show(&mut frame, false);
 }
 
 #[no_mangle]
@@ -365,13 +292,13 @@ extern "C" fn screen_install_success(
     let content = Label::centered(reboot_msg.as_str(), TEXT_NORMAL).vertically_centered();
 
     let mut frame = ResultScreen::new(BLD_FG, BLD_BG, ICON_SPINNER, title, content, complete_draw);
-    show(&mut frame);
+    show(&mut frame, false);
 }
 
 #[no_mangle]
 extern "C" fn screen_welcome() {
     let mut frame = Welcome::new();
-    show(&mut frame);
+    show(&mut frame, false);
 }
 
 #[no_mangle]

core/embed/rust/src/ui/model_tt/bootloader/mod.rs

@@ -1,14 +1,12 @@
 use heapless::String;
-use num_traits::ToPrimitive;
 
 use crate::{
     strutil::hexlify,
-    trezorhal::{io::io_touch_read, secbool::secbool},
+    trezorhal::secbool::secbool,
     ui::{
-        component::{connect::Connect, Component, Event, EventCtx, Label, Never},
-        constant::{screen, HEIGHT},
+        component::{connect::Connect, Label},
+        constant::HEIGHT,
         display::{self, Color, Font, Icon},
-        event::TouchEvent,
         geometry::Point,
         util::{from_c_array, from_c_str},
     },
@@ -28,10 +26,11 @@ use super::{
             FIRE40, RESULT_FW_INSTALL, RESULT_INITIAL, RESULT_WIPE, TEXT_BOLD, TEXT_NORMAL,
             TEXT_WIPE_BOLD, TEXT_WIPE_NORMAL, WARNING40, WELCOME_COLOR, X24,
         },
-        BACKLIGHT_DIM, BACKLIGHT_NORMAL, BLACK, FG, WHITE,
+        BACKLIGHT_NORMAL, BLACK, FG, WHITE,
     },
 };
 
+use crate::ui::layout::simplified::{fadein, fadeout, run, show};
 use intro::Intro;
 use menu::Menu;
 
@@ -43,89 +42,6 @@ pub type BootloaderString = String<128>;
 
 const RECONNECT_MESSAGE: &str = "PLEASE RECONNECT\nTHE DEVICE";
 
-pub trait ReturnToC {
-    fn return_to_c(self) -> u32;
-}
-
-impl ReturnToC for Never {
-    fn return_to_c(self) -> u32 {
-        unreachable!()
-    }
-}
-
-impl<T> ReturnToC for T
-where
-    T: ToPrimitive,
-{
-    fn return_to_c(self) -> u32 {
-        self.to_u32().unwrap()
-    }
-}
-
-fn fadein() {
-    display::fade_backlight_duration(BACKLIGHT_NORMAL, 150);
-}
-
-fn fadeout() {
-    display::fade_backlight_duration(BACKLIGHT_DIM, 150);
-}
-
-fn run<F>(frame: &mut F) -> u32
-where
-    F: Component,
-    F::Msg: ReturnToC,
-{
-    frame.place(constant::screen());
-    fadeout();
-    display::sync();
-    frame.paint();
-    display::refresh();
-    fadein();
-
-    loop {
-        let event = touch_eval();
-        if let Some(e) = event {
-            let mut ctx = EventCtx::new();
-            let msg = frame.event(&mut ctx, Event::Touch(e));
-
-            if let Some(message) = msg {
-                return message.return_to_c();
-            }
-            display::sync();
-            frame.paint();
-            display::refresh();
-        }
-    }
-}
-
-fn show<F>(frame: &mut F, fading: bool)
-where
-    F: Component,
-{
-    frame.place(screen());
-    if fading {
-        fadeout()
-    };
-    display::sync();
-    frame.paint();
-    display::refresh();
-    if fading {
-        fadein()
-    };
-}
-
-fn touch_eval() -> Option<TouchEvent> {
-    let event = io_touch_read();
-    if event == 0 {
-        return None;
-    }
-    let event_type = event >> 24;
-    let ex = ((event >> 12) & 0xFFF) as i16;
-    let ey = (event & 0xFFF) as i16;
-
-    TouchEvent::new(event_type, ex as _, ey as _).ok()
-}
-
 #[no_mangle]
 extern "C" fn screen_install_confirm(
     vendor_str: *const cty::c_char,