ui: save mnemonic phrase word on enter key press, remove useless separate function to check back press event

src/gui/app.rs

@@ -43,7 +43,7 @@ impl<Platform> PlatformApp<Platform> {
 impl<Platform: PlatformCallbacks> eframe::App for PlatformApp<Platform> {
     fn update(&mut self, ctx: &Context, frame: &mut eframe::Frame) {
         // Handle Esc keyboard key event and platform Back button key event.
-        let back_button_pressed = back_button_pressed();
+        let back_button_pressed = BACK_BUTTON_PRESSED.load(Ordering::Relaxed);
         if ctx.input(|i| i.key_pressed(egui::Key::Escape) || back_button_pressed) {
             if back_button_pressed {
                 BACK_BUTTON_PRESSED.store(false, Ordering::Relaxed);
@@ -70,13 +70,6 @@ impl<Platform: PlatformCallbacks> eframe::App for PlatformApp<Platform> {
     }
 }
 
-
-
-/// Check if platform Back button was pressed.
-fn back_button_pressed() -> bool {
-    BACK_BUTTON_PRESSED.load(Ordering::Relaxed)
-}
-
 #[allow(dead_code)]
 #[cfg(target_os = "android")]
 #[allow(non_snake_case)]

src/gui/views/views.rs

@@ -29,6 +29,13 @@ impl View {
     /// Default stroke around views.
     pub const DEFAULT_STROKE: Stroke = Stroke { width: 1.0, color: Colors::STROKE };
 
+    /// Callback on Enter key press event.
+    pub fn on_enter_key(ui: &mut egui::Ui, cb: impl FnOnce()) {
+        if ui.ctx().input(|i| i.key_pressed(egui::Key::Enter)) {
+            (cb)();
+        }
+    }
+
     /// Calculate margin for far left view based on display insets (cutouts).
     pub fn far_left_inset_margin(ui: &mut egui::Ui) -> f32 {
         if ui.available_rect_before_wrap().min.x == 0.0 {

src/gui/views/wallets/creation/mnemonic.rs

@@ -74,7 +74,7 @@ impl MnemonicSetup {
         ui.vertical_centered(|ui| {
             ui.label(RichText::new(t!("wallets.saved_phrase")).size(16.0).color(Colors::GRAY));
         });
-        ui.add_space(6.0);
+        ui.add_space(4.0);
         ScrollArea::vertical()
             .id_source("confirm_mnemonic_words_list")
             .auto_shrink([false; 2])
@@ -266,7 +266,8 @@ impl MnemonicSetup {
                     });
                 });
                 columns[1].vertical_centered_justified(|ui| {
-                    View::button(ui, t!("continue"), Colors::WHITE, || {
+                    // Callback to save the word.
+                    let mut save = || {
                         // Check if word is valid.
                         let word_index = self.word_num_edit - 1;
                         if !self.mnemonic.is_valid_word(&self.word_edit, word_index) {
@@ -291,7 +292,13 @@ impl MnemonicSetup {
                             self.word_num_edit += 1;
                             self.word_edit = "".to_string();
                         }
+                    };
+                    // Call save on Enter key press.
+                    View::on_enter_key(ui, || {
+                        (save)();
                     });
+                    // Show save button.
+                    View::button(ui, t!("continue"), Colors::WHITE, save);
                 });
             });
             ui.add_space(6.0);