T-585 Chrome 路径自动检测

app/gui/__init__.py

@@ -6,7 +6,7 @@ import os
 import sys
 import webbrowser
 
-from .. import appconfig, diagnostics, update_check
+from .. import appconfig, chrome, diagnostics, update_check
 from ..version import APP_NAME, display_name
 from . import widgets as _widgets
 from .widgets import *
@@ -136,6 +136,14 @@ def main() -> int:
         return 1
     if not _run_startup_update_gate():
         return 1
-    window = MainWindow()
+    try:
+        startup = chrome.ensure_configured_chrome_path()
+    except (OSError, appconfig.ConfigError) as exc:
+        QMessageBox.critical(None, "启动配置错误", str(exc))
+        return 1
+    window = MainWindow(
+        config=startup["config"],
+        startup_status=startup["message"],
+    )
     window.show()
     return app.exec()

app/gui/main_window.py

@@ -74,7 +74,14 @@ def _fit_and_center_window(
 class MainWindow(QMainWindow):
     """Main application window with the fixed five-tab workflow."""
 
-    def __init__(self, db_path=None, config=None, config_path=None, ai_models_path=None):
+    def __init__(
+        self,
+        db_path=None,
+        config=None,
+        config_path=None,
+        ai_models_path=None,
+        startup_status="",
+    ):
         super().__init__()
         self._initial_window_fit_applied_after_show = False
         self.config = appconfig.load_config(config_path or appconfig.CONFIG_PATH) if config is None else config
@@ -104,6 +111,8 @@ class MainWindow(QMainWindow):
         self.tabs.setTabIcon(TAB_TITLES.index("③ 更新蝦皮"), _warning_dot_icon())
         self.setCentralWidget(self.tabs)
         self.show_status("就绪", level="muted")
+        if startup_status:
+            self.show_status(startup_status, level="success")
 
     def showEvent(self, event):
         super().showEvent(event)

app/gui/tabs/settings.py

@@ -6,6 +6,7 @@ from contextlib import contextmanager
 import os
 
 from ... import ai as ai_module
+from ... import chrome
 from ..widgets import *
 from ..workers import AIModelTestWorker as _RealAIModelTestWorker
 from ..workers import CMHubSettingsWorker as _RealCMHubSettingsWorker
@@ -165,6 +166,8 @@ class SettingsTab(QWidget):
         self.chrome_path_edit.setObjectName("chromePathEdit")
         self.chrome_path_browse_button = QPushButton("选择...")
         self.chrome_path_browse_button.setObjectName("chromePathBrowseButton")
+        self.chrome_path_detect_button = QPushButton("自动检测")
+        self.chrome_path_detect_button.setObjectName("chromePathAutoDetectButton")
         self.chrome_path_widget = QWidget()
         self.chrome_path_widget.setObjectName("chromePathWidget")
         chrome_path_layout = QHBoxLayout(self.chrome_path_widget)
@@ -172,6 +175,7 @@ class SettingsTab(QWidget):
         chrome_path_layout.setSpacing(8)
         chrome_path_layout.addWidget(self.chrome_path_edit, 1)
         chrome_path_layout.addWidget(self.chrome_path_browse_button)
+        chrome_path_layout.addWidget(self.chrome_path_detect_button)
         self.user_data_root_edit = QLineEdit()
         self.user_data_root_edit.setObjectName("userDataRootEdit")
         self.user_data_root_edit.setEnabled(False)
@@ -393,6 +397,7 @@ class SettingsTab(QWidget):
             self._update_response_timeout_label
         )
         self.chrome_path_browse_button.clicked.connect(self.browse_chrome_path)
+        self.chrome_path_detect_button.clicked.connect(self.detect_chrome_path)
         self.save_config_button.clicked.connect(self.save_app_settings)
         self._connect_dirty_signals()
 
@@ -535,6 +540,17 @@ class SettingsTab(QWidget):
             return
         self.chrome_path_edit.setText(path)
 
+    def detect_chrome_path(self, checked=False):
+        path = chrome.detect_chrome_path()
+        if not path:
+            self._set_status(
+                "未找到 Chrome，请点『选择...』手动指定，或先安装 Chrome",
+                level="warning",
+            )
+            return
+        self.chrome_path_edit.setText(path)
+        self._set_status(f"已自动定位 Chrome：{path}", level="success")
+
     def discard_unsaved_changes(self):
         try:
             saved = appconfig.load_config(self.config_path)