private void InitChild()
{
WindowFolderEntityCollection subFolders = _windowComponentService.GetFolderCollection(this.UniqueID.ToString());
children = new FolderAddressNode[subFolders.Count];
for (int i = 0; i < subFolders.Count; i++)
{
children[i] = new FolderAddressNode((WindowFolderEntity)subFolders[i], this);
}
}
/// <summary>
/// 获取隶属于指定目录的子目录集合
/// </summary>
/// <param name="folderId"></param>
/// <returns></returns>
public WindowFolderEntityCollection GetFolderCollection(string folderId)
{
if (folderId == null)
{
folderId = String.Empty;
}
WindowFolderEntityCollection collection = new WindowFolderEntityCollection();
foreach (XElement element in
_indexXml.XPathSelectElements(String.Format(XPATH_Index_SelectFolder_ByParentId, folderId)))
{
WindowFolderEntity formFolderEntity = new WindowFolderEntity();
//FormFolderEntity在往Index文件里存的时候是直接ToXml的
//所以此处直接FromXml即可
formFolderEntity.FromXml(element.ToString());
collection.Add(formFolderEntity);
}
return(collection);
}
/// <summary>
/// 此方法供DeleteFolder调用
/// 作用是避免每次递归都SaveXml
/// </summary>
/// <param name="id"></param>
/// <param name="deleteForm"></param>
private void ProcessFolderDelete(string id)
{
WindowFolderEntity folderEntity = GetFolderEntity(id);
Debug.Assert(folderEntity != null, "folderEntity 为 null");
//递归当前目录下所有子目录，删除之
WindowFolderEntityCollection folderCollection = GetFolderCollection(id);
foreach (WindowFolderEntity folder in folderCollection)
{
ProcessFolderDelete(folder.Id);
}
//删除窗体
foreach (XElement element in
from c in _indexXml.XPathSelectElements(String.Format(XPATH_Index_SelectWindow_ByFolderId, id)) select c)
{
string formId = element.Attribute("Id").Value;
//移除索引信息
element.Remove();
//移除实体文件
_packageService.Current.DeleteFile(Path.Combine(Constant.PACKAGE_WINDOW_FOLDER, formId));
//移除缓存
_cachingService.Remove(formId);
}
//从索引文件中删除本目录
_indexXml.XPathSelectElement(String.Format(XPATH_Index_SelectFolder, id)).Remove();
//发布事件
WindowFolderEventArgs args = new WindowFolderEventArgs(folderEntity);
_eventAggregator.GetEvent <WindowFolderRemovedEvent>().Publish(args);
}
