处理mac打包后粘贴图片缩略图不可见的问题

@@ -2049,12 +2049,34 @@ class ImageGeneratorWindow(QMainWindow):
             self.logger.info("开始粘贴剪贴板图片")
             image = self._safe_get_clipboard_image()
 
-            if image is not None:
-                self.logger.info(f"成功获取剪贴板图像: {image.width()}x{image.height()}")
-                self.add_clipboard_image(image)
-            else:
+            if image is None:
                 self.logger.warning("剪贴板中没有可用的图像")
                 QMessageBox.information(self, "信息", "剪贴板中没有图片，请先复制一张图片")
+                return
+
+            self.logger.info(f"成功获取剪贴板图像: {image.width()}x{image.height()}")
+
+            # 保存到临时文件
+            timestamp = datetime.now().strftime("%Y%m%d_%H%M%S_%f")
+            temp_dir = Path(tempfile.gettempdir()) / "nano_banana_app"
+            temp_dir.mkdir(exist_ok=True)
+            temp_file_path = str(temp_dir / f"clipboard_{timestamp}.png")
+
+            normalized = image.convertToFormat(QImage.Format.Format_ARGB32)
+            if not normalized.save(temp_file_path, "PNG"):
+                if not image.save(temp_file_path, "PNG"):
+                    self.logger.error("剪贴板图片保存失败")
+                    QMessageBox.critical(self, "错误", "无法保存剪贴板图片")
+                    return
+
+            self.logger.info(f"剪贴板图片已保存: {temp_file_path}")
+
+            # 走和"添加图片"按钮完全相同的路径
+            self.uploaded_images.append(temp_file_path)
+            self.update_image_preview()
+            self.image_count_label.setText(f"已选择 {len(self.uploaded_images)} 张")
+            self.status_label.setText("● 已添加剪贴板图片")
+            self.status_label.setStyleSheet("QLabel { color: #34C759; }")
 
         except Exception as e:
             self.logger.error(f"粘贴剪贴板图片时发生错误: {str(e)}", exc_info=True)