使用赎回以编程方式更新outlook搜索文件夹筛选器

using Outlook = Microsoft.Office.Interop.Outlook;

public void UpdateSearchFolderFilter()
{
    Outlook.Application outlookApp = new Outlook.Application();
    Outlook.NameSpace outlookNamespace = outlookApp.GetNamespace("MAPI");
    Outlook.Folder searchFolder = outlookNamespace.GetDefaultFolder(Outlook.OlDefaultFolders.olFolderInbox) as Outlook.Folder;

    // 获取当前搜索文件夹的筛选器
    Outlook.Items searchFolderItems = searchFolder.Items;
    Outlook.Search search = searchFolderItems.GetSearch();
    Outlook.SearchCriteria searchCriteria = search.Filter;

    // 更新筛选器条件
    searchCriteria.Clear();
    searchCriteria.Subject = "关键词";
    searchCriteria.Body = "关键词";
    searchCriteria.SenderEmailAddress = "发件人邮箱地址";

    // 保存更新后的筛选器
    search.Save();

    // 释放资源
    Marshal.ReleaseComObject(searchFolderItems);
    Marshal.ReleaseComObject(search);
    Marshal.ReleaseComObject(searchCriteria);
    Marshal.ReleaseComObject(searchFolder);
    Marshal.ReleaseComObject(outlookNamespace);
    Marshal.ReleaseComObject(outlookApp);
}