优化 Outlook 加载项
我的 Outlook 2007 Addin 工作得非常好,直到我必须移动大量邮件为止。 邮件项目列表是这样获取的
Items itemObj = lNamespace.GetFolderFromID(Settings.Default.InputFolder).Items;
List<MailItem> totalMailItems = new List<MailItem>();
foreach (MailItem mailItem in itemObj)
{
totalMailItems.Add(mailItem);
}
//Dispose of itemObj
itemObj = null;
MAPIFolder blueFold = lNamespace.GetFolderFromID(Settings.Default.BlueFolder);
MAPIFolder greenFold = lNamespace.GetFolderFromID(Settings.Default.GreenFolder);
MAPIFolder orangeFold = lNamespace.GetFolderFromID(Settings.Default.OrangeFolder);
MAPIFolder redFold = lNamespace.GetFolderFromID(Settings.Default.RedFolder);
foreach (MailItem mailItem in totalMailItems)
{
MailItem xMail = mailItem;
MessageRelevance mRel = new MessageRelevance();
mRel = Process_MailItem(ref xMail);
xMail.Save();
switch(mRel)
{
case MessageRelevance.Red:
xMail.Move(redFold);
_lvl2++;
break;
case MessageRelevance.Orange:
xMail.Move(orangeFold);
_lvl1++;
break;
case MessageRelevance.Blue:
xMail.Move(blueFold);
_nullLev++;
break;
case MessageRelevance.Green:
xMail.Move(greenFold);
_lvl0++;
break;
}
xMail = null;
}
我将xMail设置为mailItem的原因是因为我不能使用mailItem作为参考,它是只读的。该程序的其余部分现在运行良好,我只是想弄清楚如何更快地移动这些项目。我必须先调用 Save 吗?或者这只是一个额外的电话?
My Outlook 2007 Addin works very well, until the point where I have to move mass amounts of messages.
The list of mail items is obtained like this
Items itemObj = lNamespace.GetFolderFromID(Settings.Default.InputFolder).Items;
List<MailItem> totalMailItems = new List<MailItem>();
foreach (MailItem mailItem in itemObj)
{
totalMailItems.Add(mailItem);
}
//Dispose of itemObj
itemObj = null;
MAPIFolder blueFold = lNamespace.GetFolderFromID(Settings.Default.BlueFolder);
MAPIFolder greenFold = lNamespace.GetFolderFromID(Settings.Default.GreenFolder);
MAPIFolder orangeFold = lNamespace.GetFolderFromID(Settings.Default.OrangeFolder);
MAPIFolder redFold = lNamespace.GetFolderFromID(Settings.Default.RedFolder);
foreach (MailItem mailItem in totalMailItems)
{
MailItem xMail = mailItem;
MessageRelevance mRel = new MessageRelevance();
mRel = Process_MailItem(ref xMail);
xMail.Save();
switch(mRel)
{
case MessageRelevance.Red:
xMail.Move(redFold);
_lvl2++;
break;
case MessageRelevance.Orange:
xMail.Move(orangeFold);
_lvl1++;
break;
case MessageRelevance.Blue:
xMail.Move(blueFold);
_nullLev++;
break;
case MessageRelevance.Green:
xMail.Move(greenFold);
_lvl0++;
break;
}
xMail = null;
}
The reason I set xMail to mailItem is because I can't use mailItem as a reference, it's readonly. The rest of the program works great now, I'm just trying to figure out how to move these items faster. Do I have to call Save before? Or is that just an extra call?
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我不确定您实际要移动多少邮件,所以我会假设很多。
可能出现问题的一件事是
Save()
方法可能是代码中的瓶颈。我在将文件复制到多个位置的 Excel 插件中遇到了类似的类型问题。提高速度并保持 Excel 响应能力的解决方案是使用异步委托调用,如 为您的基于 .NET 的应用程序提供快速响应的多线程 UI。因此,在您的示例中,我会将循环的内容包装在
totalMailItems
上。请注意,下面的代码可能不是 100% 正确,但我希望它足以提供一个想法和指导来帮助您。I am not sure how many mail items you are actually moving, so I will assume alot.
The one thing that may be the issue is that the
Save()
method could be the bottleneck in your code. I had a similar type issue with an excel add-in that copied files to several locations. The solution to improve the speed and keep excel responsive was to use Asynchronous Delegate Invocation as described in Give Your .NET-based Application a Fast and Responsive UI with Multiple Threads.So in your example I would wrap the contents of the loop on
totalMailItems
. Note the code below may not be 100% correct but I hope its enough of an idea and guidance to help you out.