重构添加统一异常处理

app/tests/local_dimming.py

@@ -154,10 +154,10 @@ def start_local_dimming_test(self):
         log("=" * 60)
 
         self.ld_test_results = results
-        self.root.after(0, lambda: self.update_ld_results(results))
-        self.root.after(0, lambda: self.ld_start_btn.config(state=tk.NORMAL))
-        self.root.after(0, lambda: self.ld_stop_btn.config(state=tk.DISABLED))
-        self.root.after(0, lambda: self.ld_save_btn.config(state=tk.NORMAL))
+        self._dispatch_ui(self.update_ld_results, results)
+        self._dispatch_ui(self.ld_start_btn.config, state=tk.NORMAL)
+        self._dispatch_ui(self.ld_stop_btn.config, state=tk.DISABLED)
+        self._dispatch_ui(self.ld_save_btn.config, state=tk.NORMAL)
 
     threading.Thread(target=worker, daemon=True).start()
 
@@ -192,14 +192,14 @@ def send_ld_window(self, percentage):
         try:
             image_path = _ensure_window_image(width, height, percentage)
         except Exception as e:
-            self.root.after(0, lambda: self.log_gui.log(f"❌ 图像生成失败: {e}"))
+            self._dispatch_ui(self.log_gui.log, f"❌ 图像生成失败: {e}")
             return
         ok = send_image_pattern(self.ucd, image_path)
         msg = (
             f"✅ {percentage}% 窗口已发送" if ok
             else f"❌ {percentage}% 窗口发送失败"
         )
-        self.root.after(0, lambda: self.log_gui.log(msg))
+        self._dispatch_ui(self.log_gui.log, msg)
 
     threading.Thread(target=send, daemon=True).start()
 
@@ -219,23 +219,24 @@ def measure_ld_luminance(self):
         try:
             x, y, lv, _X, _Y, _Z = self.ca.readAllDisplay()
         except Exception as e:
-            self.root.after(0, lambda: self.log_gui.log(f"❌ 采集异常: {str(e)}"))
+            self._dispatch_ui(self.log_gui.log, f"❌ 采集异常: {str(e)}")
             return
         if lv is None:
-            self.root.after(0, lambda: self.log_gui.log("❌ 采集失败"))
+            self._dispatch_ui(self.log_gui.log, "❌ 采集失败")
             return
         timestamp = datetime.datetime.now().strftime("%H:%M:%S")
-        self.root.after(0, lambda: self.ld_result_label.config(
-            text=f"亮度: {lv:.2f} cd/m² | x: {x:.4f} | y: {y:.4f}"
-        ))
-        self.root.after(0, lambda: self.ld_tree.insert(
-            "", tk.END,
+        self._dispatch_ui(
+            self.ld_result_label.config,
+            text=f"亮度: {lv:.2f} cd/m² | x: {x:.4f} | y: {y:.4f}",
+        )
+        self._dispatch_ui(
+            self.ld_tree.insert, "", tk.END,
             values=(
                 f"{self.current_ld_percentage}%",
                 f"{lv:.2f}", f"{x:.4f}", f"{y:.4f}", timestamp,
             ),
-        ))
-        self.root.after(0, lambda: self.log_gui.log(f"✅ 采集完成: {lv:.2f} cd/m²"))
+        )
+        self._dispatch_ui(self.log_gui.log, f"✅ 采集完成: {lv:.2f} cd/m²")
 
     threading.Thread(target=measure, daemon=True).start()