diff --git a/crates/app-iced/src/components/inputs/field.rs b/crates/app-iced/src/components/inputs/field.rs
index e4e9145..b8a4eec 100644
--- a/crates/app-iced/src/components/inputs/field.rs
+++ b/crates/app-iced/src/components/inputs/field.rs
@@ -198,9 +198,14 @@ impl<'a, M> Field<'a, M> {
         self
     }
 
-    /// 回车那条消息（`None` = 没接 [`Field::on_submit`]）。**唯一的读取口**：
-    /// `text_field` 只从这里取，于是「接没接」与「发不发」是同一个事实。
-    fn submit_message(&self) -> Option<M> {
+    /// 回车那条消息（`None` = 没接 [`Field::on_submit`]，或这个状态不能交互）。
+    ///
+    /// **唯一的读取口**：`text_field` 只从这里取，于是「接没接」「点不点得动」与「发不发」
+    /// 是同一个事实——禁用态里回车不提交（与 `on_input` 同一条规矩）。
+    fn submit_message(&self, state: Interaction) -> Option<M> {
+        if state.is_disabled() {
+            return None;
+        }
         self.on_submit.as_ref().map(|on_submit| on_submit())
     }
 }
@@ -220,12 +225,8 @@ pub fn text_field<'a, M: Clone + 'a>(
     let state = field.state.unwrap_or(Interaction::Enabled);
     let colors = palette(ui, field.base, field.variant, state, field.error);
 
-    // 提交消息只在**可交互**时接：禁用字段与 `on_input` 一样被摘掉。
-    let submit = if state.is_disabled() {
-        None
-    } else {
-        field.submit_message()
-    };
+    // 提交消息只在**可交互**时接（禁用规则住在 `Field::submit_message` 里，可单测）。
+    let submit = field.submit_message(state);
 
     let input_style = ui.style(TypeRole::BodyLarge);
     let label_style = ui.style(TypeRole::BodySmall);
diff --git a/crates/app-iced/src/components/inputs/field/tests.rs b/crates/app-iced/src/components/inputs/field/tests.rs
index 1f5a78d..21b0c3f 100644
--- a/crates/app-iced/src/components/inputs/field/tests.rs
+++ b/crates/app-iced/src/components/inputs/field/tests.rs
@@ -188,13 +188,23 @@ fn submit_is_opt_in() {
         .secure(false)
         .base(Base::CANVAS);
     assert_eq!(
-        plain.submit_message(),
+        plain.submit_message(Interaction::Enabled),
         None,
         "没调 `.on_submit` ⇒ 回车不发消息（既有调用点的行为）"
     );
 
     let wired: Field<'_, u8> = Field::new("实例一").on_submit(|| 7_u8);
-    assert_eq!(wired.submit_message(), Some(7), "接上的回调要被原样取出来");
+    assert_eq!(
+        wired.submit_message(Interaction::Enabled),
+        Some(7),
+        "接上的回调要被原样取出来"
+    );
+    // 禁用态里回车不提交（与 `on_input` 同一条规矩：点不动的框也不该能提交）
+    assert_eq!(
+        wired.submit_message(Interaction::Disabled),
+        None,
+        "禁用字段不许回车提交"
+    );
 }
 
 /// 回归（T27 反例 ①）：`text_field` 必须把 `Field` 上的提交回调**转发**给 `text_input`。
@@ -210,7 +220,7 @@ fn submit_is_opt_in() {
 fn text_field_forwards_the_submit_callback() {
     let body = crate::pages::layout::source::function_body(FIELD_SOURCE, "pub fn text_field");
     assert!(
-        body.contains("submit_message()"),
+        body.contains("submit_message("),
         "提交消息必须从 `Field::submit_message()` 取（唯一读取口），实际函数体：\n{body}"
     );
     assert!(