优化UI加载速度

app/views/panels/calman_panel.py

@@ -317,7 +317,7 @@ def _refresh_calman_config_summary(self: "PQAutomationApp") -> None:
 def create_calman_panel(self: "PQAutomationApp") -> None:
     """创建 CALMAN 风格灰阶测试面板，注册到 panel_manager。"""
     palette = _get_calman_palette()
-    self.calman_frame = ttk.Frame(self.content_frame)
+    self.calman_frame = ttk.Frame(self.view_stack)
     self.calman_visible = False
     self.calman_levels = list(DEFAULT_LEVELS_PCT)
     # level_pct -> dict(pct, x, y, Y, X, Z, cct, gamma, de2000, rgb_r, rgb_g, rgb_b, time)
@@ -677,22 +677,45 @@ def create_calman_panel(self: "PQAutomationApp") -> None:
 
     _apply_calman_tree_style(self)
 
-    right.bind("<Configure>", lambda _e: _adaptive_matrix_columns(self))
+    right.bind("<Configure>", lambda _e: _schedule_adaptive_matrix_columns(self))
 
-    _refresh_metric_table(self)
-    _refresh_calman_config_summary(self)
-    _update_target_strip(self)
-    _update_actual_strip(self)
-    _redraw_calman_charts(self)
+    self.root.after_idle(lambda: _finish_calman_panel_init(self))
 
     # 注册到统一面板管理（按钮稍后由 main_layout 注入）
     self.register_panel("calman", self.calman_frame, None, "calman_visible")
 
 
+def _finish_calman_panel_init(self: "PQAutomationApp") -> None:
+    """延迟初始化 CALMAN 图表与表格，避免阻塞主窗口首屏。"""
+    _refresh_metric_table(self)
+    _refresh_calman_config_summary(self)
+    _update_target_strip(self)
+    _update_actual_strip(self)
+    _redraw_calman_charts(self)
+    self._calman_panel_initialized = True
+
+
+def _on_calman_panel_shown(self: "PQAutomationApp") -> None:
+    """面板切到前台时只做轻量刷新，不重绘 Matplotlib。"""
+    _refresh_calman_config_summary(self)
+    _schedule_adaptive_matrix_columns(self)
+
+
+def _schedule_adaptive_matrix_columns(self: "PQAutomationApp") -> None:
+    job = getattr(self, "_calman_matrix_col_job", None)
+    if job is not None:
+        try:
+            self.root.after_cancel(job)
+        except Exception:
+            pass
+    self._calman_matrix_col_job = self.root.after_idle(
+        lambda: _adaptive_matrix_columns(self)
+    )
+
+
 def toggle_calman_panel(self: "PQAutomationApp") -> None:
     """切换 CALMAN 灰阶面板显示。"""
     self.show_panel("calman")
-    _refresh_calman_config_summary(self)
 
 
 # ---------------------------------------------------------------------------
@@ -1374,3 +1397,4 @@ class CalmanPanelMixin:
     create_calman_panel = create_calman_panel
     toggle_calman_panel = toggle_calman_panel
     refresh_calman_theme = refresh_calman_theme
+    _on_calman_panel_shown = _on_calman_panel_shown