From cb66277dc1fcfd170a1dcaf3cd4b099c419f9299 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ioan=20Biz=C4=83u?= <i@ibz.me>
Date: Wed, 15 Jan 2025 15:58:44 +0100
Subject: [PATCH] fix(core): disallow canceling on uncancelable pages

---
 core/.changelog.d/4500.fixed                              | 1 +
 .../src/ui/layout_samson/component/button_controller.rs   | 6 +++++-
 core/embed/rust/src/ui/layout_samson/component/page.rs    | 8 ++++++--
 3 files changed, 12 insertions(+), 3 deletions(-)
 create mode 100644 core/.changelog.d/4500.fixed

diff --git a/core/.changelog.d/4500.fixed b/core/.changelog.d/4500.fixed
new file mode 100644
index 00000000000..bfd7224b1f2
--- /dev/null
+++ b/core/.changelog.d/4500.fixed
@@ -0,0 +1 @@
+[T3B1] Fix backup failing if middle button is pressed during confirmation.
diff --git a/core/embed/rust/src/ui/layout_samson/component/button_controller.rs b/core/embed/rust/src/ui/layout_samson/component/button_controller.rs
index ed7d4ebca89..4d3463c980e 100644
--- a/core/embed/rust/src/ui/layout_samson/component/button_controller.rs
+++ b/core/embed/rust/src/ui/layout_samson/component/button_controller.rs
@@ -489,7 +489,11 @@ impl Component for ButtonController {
                             } else {
                                 (
                                     ButtonState::OneReleased(b),
-                                    Some(ButtonControllerMsg::Triggered(b.into(), false)),
+                                    match b {
+                                        PhysicalButton::Left => self.left_btn.maybe_trigger(ctx),
+                                        PhysicalButton::Right => self.right_btn.maybe_trigger(ctx),
+                                        _ => None,
+                                    },
                                 )
                             }
                         }
diff --git a/core/embed/rust/src/ui/layout_samson/component/page.rs b/core/embed/rust/src/ui/layout_samson/component/page.rs
index 7961bbb4de3..43ddc4f3f4f 100644
--- a/core/embed/rust/src/ui/layout_samson/component/page.rs
+++ b/core/embed/rust/src/ui/layout_samson/component/page.rs
@@ -180,8 +180,12 @@ where
                         self.go_to_previous_page();
                         self.change_page(ctx);
                     } else {
-                        // Clicked CANCEL. Send result.
-                        return Some(PageMsg::Cancelled);
+                        if self.cancel_btn_details.is_some() {
+                            // Clicked CANCEL. Send result.
+                            return Some(PageMsg::Cancelled);
+                        } else {
+                            return None;
+                        }
                     }
                 }
                 ButtonPos::Right => {