图标选择区域面积放大到170，用以显示完整的高度按钮

@@ -1339,7 +1339,7 @@ class ImageGeneratorWindow(QMainWindow):
         self.img_scroll.setWidgetResizable(True)
         self.img_scroll.setWidgetResizable(True)
         self.img_scroll.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOn)
         self.img_scroll.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOn)
         self.img_scroll.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
         self.img_scroll.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
-        self.img_scroll.setFixedHeight(160)
+        self.img_scroll.setFixedHeight(180)
 
 
         self.img_container = QWidget()
         self.img_container = QWidget()
         self.img_layout = QHBoxLayout()
         self.img_layout = QHBoxLayout()
@@ -3249,7 +3249,7 @@ class StyleDesignerTab(QWidget):
         # 获取设置
         # 获取设置
         aspect_ratio = self.aspect_ratio.currentText()
         aspect_ratio = self.aspect_ratio.currentText()
         image_size = self.image_size.currentText()
         image_size = self.image_size.currentText()
-        model = "imagen-3.0-generate-002"  # 硬编码使用默认模型
+        model = "gemini-3-pro-image-preview"  # 硬编码使用默认模型
 
 
         # 获取父窗口的 API key
         # 获取父窗口的 API key
         if not hasattr(self.parent_window, 'api_key') or not self.parent_window.api_key:
         if not hasattr(self.parent_window, 'api_key') or not self.parent_window.api_key:
@@ -3325,7 +3325,7 @@ class StyleDesignerTab(QWidget):
                     reference_images=[],  # 款式设计无参考图
                     reference_images=[],  # 款式设计无参考图
                     aspect_ratio=self.aspect_ratio.currentText(),
                     aspect_ratio=self.aspect_ratio.currentText(),
                     image_size=self.image_size.currentText(),
                     image_size=self.image_size.currentText(),
-                    model="imagen-3.0-generate-002"
+                    model="gemini-3-pro-image-preview"
                 )
                 )
                 self.logger.info(f"款式设计已添加到历史记录: {timestamp}")
                 self.logger.info(f"款式设计已添加到历史记录: {timestamp}")