全局修正

src/gui/dialogs.py

@@ -236,6 +236,16 @@ class AISettingsDialog(QDialog):
         layout = QVBoxLayout(self)
         layout.setSpacing(12)
 
+        s = QSettings(AI_SETTINGS_ORG, AI_SETTINGS_APP)
+
+        # ★ 通用工具：把历史记录列表绑定到 QComboBox（去重追加）
+        def _fill_combo_history(combo: QComboBox, history: list, preset: list):
+            if not history:
+                return
+            for item in history:
+                if item and item not in preset and combo.findText(item) == -1:
+                    combo.addItem(item)
+
         # ── Provider ──────────────────────────────────────────────────────────
         provider_row = QHBoxLayout()
         provider_row.addWidget(QLabel("AI 引擎提供商:"))
@@ -243,7 +253,10 @@ class AISettingsDialog(QDialog):
 
         # ★ 核心改动：开启可编辑模式，允许用户随意输入第三方代理商名字
         self._provider_combo.setEditable(True)
-        self._provider_combo.addItems(["Aliyun", "Zhipu", "DeepSeek", "OpenAI", "Minimax", "Ollama"])
+        provider_preset = ["Aliyun", "Zhipu", "DeepSeek", "OpenAI", "Minimax", "Ollama"]
+        self._provider_combo.addItems(provider_preset)
+        # 【历史倒灌】去重追加最近用过的 provider
+        _fill_combo_history(self._provider_combo, s.value("ai_provider_history", [], type=list), provider_preset)
         self._provider_combo.setCurrentText(self._provider)
 
         # 当文本改变时自动带出推荐配置
@@ -256,8 +269,12 @@ class AISettingsDialog(QDialog):
         # ── API Base URL ───────────────────────────────────────────────────────
         url_row = QHBoxLayout()
         url_row.addWidget(QLabel("API Base URL:"))
-        self._url_edit = QLineEdit(self._api_base_url)
-        self._url_edit.setPlaceholderText("填入兼容 OpenAI 规范的完整 URL")
+        # 升级为可编辑下拉框：保留历史下拉 + 允许自由输入 111/localhost 等自定义值
+        self._url_edit = QComboBox()
+        self._url_edit.setEditable(True)
+        self._url_edit.addItems(s.value("api_url_history", [], type=list))
+        self._url_edit.setCurrentText(self._api_base_url)
+        self._url_edit.setPlaceholderText("可输入 111/localhost 等自定义值并自动记忆")
         url_row.addWidget(self._url_edit, 1)
         layout.addLayout(url_row)
 
@@ -273,11 +290,18 @@ class AISettingsDialog(QDialog):
         # ── 模型名称 ───────────────────────────────────────────────────────────
         model_row = QHBoxLayout()
         model_row.addWidget(QLabel("视觉模型:"))
-        self._vision_edit = QLineEdit(self._vision_model)
+        # 升级为可编辑下拉框：保留历史下拉 + 允许自由输入
+        self._vision_edit = QComboBox()
+        self._vision_edit.setEditable(True)
+        self._vision_edit.addItems(s.value("vision_model_history", [], type=list))
+        self._vision_edit.setCurrentText(self._vision_model)
         model_row.addWidget(self._vision_edit, 1)
         model_row.addSpacing(12)
         model_row.addWidget(QLabel("文本模型:"))
-        self._text_edit = QLineEdit(self._text_model)
+        self._text_edit = QComboBox()
+        self._text_edit.setEditable(True)
+        self._text_edit.addItems(s.value("text_model_history", [], type=list))
+        self._text_edit.setCurrentText(self._text_model)
         model_row.addWidget(self._text_edit, 1)
         layout.addLayout(model_row)
 
@@ -317,21 +341,41 @@ class AISettingsDialog(QDialog):
         provider_key = text.lower()
         if provider_key in AI_DEFAULTS:
             defaults = AI_DEFAULTS[provider_key]
-            self._url_edit.setText(defaults["api_base_url"])
-            self._vision_edit.setText(defaults["vision_model"])
-            self._text_edit.setText(defaults["text_model"])
+            self._url_edit.setCurrentText(defaults["api_base_url"])
+            self._vision_edit.setCurrentText(defaults["vision_model"])
+            self._text_edit.setCurrentText(defaults["text_model"])
 
     def _save_and_close(self):
         """持久化到 QSettings 并关闭。"""
         s = QSettings(AI_SETTINGS_ORG, AI_SETTINGS_APP)
         # 获取用户输入的文本（无论是选的还是自己打字的）
         provider = self._provider_combo.currentText().strip()
+        url = self._url_edit.currentText().strip()
+        vision = self._vision_edit.currentText().strip()
+        text = self._text_edit.currentText().strip()
+
         s.setValue("ai_provider", provider)
-        s.setValue("api_base_url", self._url_edit.text().strip())
+        s.setValue("api_base_url", url)
         s.setValue("api_key", self._key_edit.text().strip())
-        s.setValue("vision_model", self._vision_edit.text().strip())
-        s.setValue("text_model", self._text_edit.text().strip())
+        s.setValue("vision_model", vision)
+        s.setValue("text_model", text)
         s.setValue("timeout_s", self._timeout_spin.value())
+
+        # 【历史记录记忆拦截器】去重 + 最新在前 + 最多 10 条
+        def _push_history(key: str, value: str):
+            if not value:
+                return
+            hist = s.value(key, [], type=list) or []
+            if value in hist:
+                hist.remove(value)
+            hist.insert(0, value)
+            s.setValue(key, hist[:10])
+
+        _push_history("ai_provider_history", provider)
+        _push_history("api_url_history", url)
+        _push_history("vision_model_history", vision)
+        _push_history("text_model_history", text)
+
         s.sync()
         self.accept()