/// <summary>
/// Handles the RequestTreeItems event of the AssociatedObject control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="args">The <see cref="Syncfusion.Windows.Controls.Grid.GridTreeRequestTreeItemsEventArgs"/> instance containing the event data.</param>
void AssociatedObject_RequestTreeItems(object sender, GridTreeRequestTreeItemsEventArgs args)
{
//when ParentItem is null, you need to set args.ChildList to be the root items...
if (args.ParentItem == null)
{
args.ChildList = (IEnumerable)viewModel.DriveDetails;
}
else //if ParentItem not null, then set args.ChildList to the child items for the given ParentItem.
{
FileInfoModel item = args.ParentItem as FileInfoModel;
args.ChildList = viewModel.GetChildFolderContent(item);
}
}
/// <summary>
/// Used to get ChildFolder Content of Particular folder
/// </summary>
/// <param name="fileNodeItem"></param>
/// <returns></returns>
public List <FileInfoModel> GetChildFolderContent(FileInfoModel fileNodeItem)
{
List <FileInfoModel> children = new List <FileInfoModel>();
string folder = fileNodeItem.FullName;
try
{
FileInfo fi = new FileInfo(folder);
if ((fi.Attributes & FileAttributes.Directory) != (FileAttributes)0)
{
DirectoryInfo di = new DirectoryInfo(folder);
// Skip Recycle Bin, System Volume Information etc.
if (di.Parent != null && (di.Attributes & FileAttributes.Hidden) != (FileAttributes)0 ||
(int)di.Attributes == -1)
{
//skip...
}
else
{
foreach (string s2 in Directory.GetDirectories(folder))
{
FileInfo fi2 = new FileInfo(s2);
if ((fi2.Attributes & FileAttributes.Hidden) != (FileAttributes)0)
{
continue;
}
children.Add(Infomodel(s2));
}
foreach (string s2 in Directory.GetFiles(folder))
{
FileInfo fi2 = new FileInfo(s2);
if ((fi2.Attributes & FileAttributes.Hidden) != (FileAttributes)0)
{
continue;
}
children.Add(Infomodel(s2));
}
}
}
}
catch { }
return(children);
}
