Panel交互增强：Step6.75/8/8.5/8.75/9 面板UI联动优化与稳定性修复

src/gui/panels/step6_75_panel.py

@@ -287,6 +287,9 @@ class Step6_75Panel(QWidget):
             work_dir: 工作目录路径
             pipeline: Pipeline 实例（未使用，保留接口兼容性）
         """
+        try:
+            import traceback
+
             if work_dir:
                 self.work_dir = work_dir
             elif hasattr(self, 'work_dir') and self.work_dir:
@@ -297,7 +300,13 @@ class Step6_75Panel(QWidget):
             # 1. 尝试从 Step5 界面读取训练光谱 CSV 路径
             main_window = self.window()
             if main_window and hasattr(main_window, 'step5_panel'):
-            step5_output_path = main_window.step5_panel.output_file.get_path()
+                step5_widget = getattr(main_window.step5_panel, 'output_file', None)
+                step5_output_path = ""
+                if hasattr(step5_widget, 'get_path'):
+                    step5_output_path = step5_widget.get_path() or ""
+                elif hasattr(step5_widget, 'text'):
+                    step5_output_path = step5_widget.text() or ""
+
                 if step5_output_path:
                     # 若为相对路径，使用 work_dir 合成为绝对路径
                     if not os.path.isabs(step5_output_path):
@@ -313,6 +322,10 @@ class Step6_75Panel(QWidget):
                 existing_out = self.output_dir.text().strip()
                 if not existing_out:
                     self.output_dir.setText(output_dir)
+        except Exception as e:
+            import traceback
+            print(f"【{self.__class__.__name__}】自动填充失败，跳过: {e}")
+            traceback.print_exc()
 
     def run_step(self):
         """独立运行步骤6.75"""

src/gui/panels/step8_5_panel.py

@@ -89,6 +89,9 @@ class Step8_5Panel(QWidget):
             work_dir: 工作目录路径
             pipeline: Pipeline 实例（未使用，保留接口兼容性）
         """
+        try:
+            import traceback
+
             if work_dir:
                 self.work_dir = work_dir
             elif hasattr(self, 'work_dir') and self.work_dir:
@@ -100,7 +103,13 @@ class Step8_5Panel(QWidget):
 
             # 1. 尝试从 Step7 界面读取全湖采样点 CSV 路径
             if main_window and hasattr(main_window, 'step7_panel'):
-            step7_output_path = main_window.step7_panel.output_file.get_path()
+                step7_widget = getattr(main_window.step7_panel, 'output_file', None)
+                step7_output_path = ""
+                if hasattr(step7_widget, 'get_path'):
+                    step7_output_path = step7_widget.get_path() or ""
+                elif hasattr(step7_widget, 'text'):
+                    step7_output_path = step7_widget.text() or ""
+
                 if step7_output_path:
                     # 若为相对路径，使用 work_dir 合成为绝对路径
                     if not os.path.isabs(step7_output_path):
@@ -111,7 +120,13 @@ class Step8_5Panel(QWidget):
 
             # 2. 尝试从 Step6.5 界面读取回归模型目录
             if main_window and hasattr(main_window, 'step6_5_panel'):
-            step6_5_models_dir = main_window.step6_5_panel.output_dir.get_path()
+                step6_5_widget = getattr(main_window.step6_5_panel, 'output_dir', None)
+                step6_5_models_dir = ""
+                if hasattr(step6_5_widget, 'get_path'):
+                    step6_5_models_dir = step6_5_widget.get_path() or ""
+                elif hasattr(step6_5_widget, 'text'):
+                    step6_5_models_dir = step6_5_widget.text() or ""
+
                 if step6_5_models_dir:
                     # 若为相对路径，使用 work_dir 合成为绝对路径
                     if not os.path.isabs(step6_5_models_dir):
@@ -127,6 +142,10 @@ class Step8_5Panel(QWidget):
                 existing_out = self.output_file.get_path()
                 if not existing_out or not existing_out.strip():
                     self.output_file.set_path(output_dir)
+        except Exception as e:
+            import traceback
+            print(f"【{self.__class__.__name__}】自动填充失败，跳过: {e}")
+            traceback.print_exc()
 
     def _get_default_work_dir(self):
         """获取 work_dir，优先用 panel 自身缓存的，否则尝试从主窗口取"""

src/gui/panels/step8_75_panel.py

@@ -82,6 +82,9 @@ class Step8_75Panel(QWidget):
             work_dir: 工作目录路径
             pipeline: Pipeline 实例（未使用，保留接口兼容性）
         """
+        try:
+            import traceback
+
             if work_dir:
                 self.work_dir = work_dir
             elif hasattr(self, 'work_dir') and self.work_dir:
@@ -93,7 +96,13 @@ class Step8_75Panel(QWidget):
 
             # 1. 尝试从 Step7 界面读取全湖采样点 CSV 路径
             if main_window and hasattr(main_window, 'step7_panel'):
-            step7_output_path = main_window.step7_panel.output_file.get_path()
+                step7_widget = getattr(main_window.step7_panel, 'output_file', None)
+                step7_output_path = ""
+                if hasattr(step7_widget, 'get_path'):
+                    step7_output_path = step7_widget.get_path() or ""
+                elif hasattr(step7_widget, 'text'):
+                    step7_output_path = step7_widget.text() or ""
+
                 if step7_output_path:
                     # 若为相对路径，使用 work_dir 合成为绝对路径
                     if not os.path.isabs(step7_output_path):
@@ -104,7 +113,14 @@ class Step8_75Panel(QWidget):
 
             # 2. 尝试从 Step6.75 界面读取自定义回归模型目录
             if main_window and hasattr(main_window, 'step6_75_panel'):
-            step6_75_models_dir = main_window.step6_75_panel.output_dir.text().strip()
+                step6_75_widget = getattr(main_window.step6_75_panel, 'output_dir', None)
+                step6_75_models_dir = ""
+                if hasattr(step6_75_widget, 'get_path'):
+                    step6_75_models_dir = step6_75_widget.get_path() or ""
+                elif hasattr(step6_75_widget, 'text'):
+                    step6_75_models_dir = step6_75_widget.text() or ""
+                step6_75_models_dir = step6_75_models_dir.strip()
+
                 if step6_75_models_dir:
                     # 若为相对路径，使用 work_dir 合成为绝对路径
                     if not os.path.isabs(step6_75_models_dir):
@@ -127,6 +143,10 @@ class Step8_75Panel(QWidget):
                 existing_out = self.output_dir_widget.get_path()
                 if not existing_out or not existing_out.strip():
                     self.output_dir_widget.set_path(output_dir)
+        except Exception as e:
+            import traceback
+            print(f"【{self.__class__.__name__}】自动填充失败，跳过: {e}")
+            traceback.print_exc()
 
     def _get_default_work_dir(self):
         """获取 work_dir，优先用 panel 自身缓存的，否则尝试从主窗口取"""

src/gui/panels/step8_panel.py

@@ -86,6 +86,9 @@ class Step8Panel(QWidget):
             work_dir: 工作目录路径
             pipeline: Pipeline 实例（未使用，保留接口兼容性）
         """
+        try:
+            import traceback
+
             if work_dir:
                 self.work_dir = work_dir
             elif hasattr(self, 'work_dir') and self.work_dir:
@@ -97,7 +100,13 @@ class Step8Panel(QWidget):
 
             # 1. 尝试从 Step7 界面读取全湖采样点 CSV 路径
             if main_window and hasattr(main_window, 'step7_panel'):
-            step7_output_path = main_window.step7_panel.output_file.get_path()
+                step7_widget = getattr(main_window.step7_panel, 'output_file', None)
+                step7_output_path = ""
+                if hasattr(step7_widget, 'get_path'):
+                    step7_output_path = step7_widget.get_path() or ""
+                elif hasattr(step7_widget, 'text'):
+                    step7_output_path = step7_widget.text() or ""
+
                 if step7_output_path:
                     # 若为相对路径，使用 work_dir 合成为绝对路径
                     if not os.path.isabs(step7_output_path):
@@ -108,7 +117,13 @@ class Step8Panel(QWidget):
 
             # 2. 尝试从 Step6 界面读取监督模型目录
             if main_window and hasattr(main_window, 'step6_panel'):
-            step6_models_dir = main_window.step6_panel.output_dir.get_path()
+                step6_widget = getattr(main_window.step6_panel, 'output_dir', None)
+                step6_models_dir = ""
+                if hasattr(step6_widget, 'get_path'):
+                    step6_models_dir = step6_widget.get_path() or ""
+                elif hasattr(step6_widget, 'text'):
+                    step6_models_dir = step6_widget.text() or ""
+
                 if step6_models_dir:
                     # 若为相对路径，使用 work_dir 合成为绝对路径
                     if not os.path.isabs(step6_models_dir):
@@ -124,6 +139,10 @@ class Step8Panel(QWidget):
                 existing_out = self.output_file.get_path()
                 if not existing_out or not existing_out.strip():
                     self.output_file.set_path(output_dir)
+        except Exception as e:
+            import traceback
+            print(f"【{self.__class__.__name__}】自动填充失败，跳过: {e}")
+            traceback.print_exc()
 
     def _get_default_work_dir(self):
         """获取 work_dir，优先用 panel 自身缓存的，否则尝试从主窗口取"""

src/gui/panels/step9_panel.py

@@ -308,6 +308,9 @@ class Step9Panel(QWidget):
             work_dir: 工作目录路径
             pipeline: Pipeline 实例（未使用，保留接口兼容性）
         """
+        try:
+            import traceback
+
             if work_dir:
                 self.work_dir = work_dir
             elif hasattr(self, 'work_dir') and self.work_dir:
@@ -322,7 +325,13 @@ class Step9Panel(QWidget):
             # 1. 尝试从 Step8 界面读取机器学习预测输出目录（优先）
             pred_dir = None
             if hasattr(main_window, 'step8_panel'):
-            step8_output = main_window.step8_panel.output_file.get_path()
+                step8_widget = getattr(main_window.step8_panel, 'output_file', None)
+                step8_output = ""
+                if hasattr(step8_widget, 'get_path'):
+                    step8_output = step8_widget.get_path() or ""
+                elif hasattr(step8_widget, 'text'):
+                    step8_output = step8_widget.text() or ""
+
                 if step8_output:
                     # 若为相对路径，使用 work_dir 合成为绝对路径
                     if not os.path.isabs(step8_output):
@@ -331,7 +340,13 @@ class Step9Panel(QWidget):
 
             # 2. 备选：从 Step8.5 界面读取非经验预测输出目录
             if not pred_dir and hasattr(main_window, 'step8_5_panel'):
-            step8_5_output = main_window.step8_5_panel.output_file.get_path()
+                step8_5_widget = getattr(main_window.step8_5_panel, 'output_file', None)
+                step8_5_output = ""
+                if hasattr(step8_5_widget, 'get_path'):
+                    step8_5_output = step8_5_widget.get_path() or ""
+                elif hasattr(step8_5_widget, 'text'):
+                    step8_5_output = step8_5_widget.text() or ""
+
                 if step8_5_output:
                     # 若为相对路径，使用 work_dir 合成为绝对路径
                     if not os.path.isabs(step8_5_output):
@@ -340,7 +355,13 @@ class Step9Panel(QWidget):
 
             # 3. 备选：从 Step8.75 界面读取自定义回归预测输出目录
             if not pred_dir and hasattr(main_window, 'step8_75_panel'):
-            step8_75_output = main_window.step8_75_panel.output_dir_widget.get_path()
+                step8_75_widget = getattr(main_window.step8_75_panel, 'output_dir_widget', None)
+                step8_75_output = ""
+                if hasattr(step8_75_widget, 'get_path'):
+                    step8_75_output = step8_75_widget.get_path() or ""
+                elif hasattr(step8_75_widget, 'text'):
+                    step8_75_output = step8_75_widget.text() or ""
+
                 if step8_75_output:
                     pred_dir = step8_75_output
 
@@ -359,6 +380,10 @@ class Step9Panel(QWidget):
                 existing_out = self.output_dir.get_path()
                 if not existing_out or not existing_out.strip():
                     self.output_dir.set_path(output_dir)
+        except Exception as e:
+            import traceback
+            print(f"【{self.__class__.__name__}】自动填充失败，跳过: {e}")
+            traceback.print_exc()
 
     def browse_output_dir(self):
         """浏览输出目录"""