/// <summary>
/// event override to populate subitem
/// </summary>
/// <param name="e"></param>
protected override void OnExpanded(RoutedEventArgs e)
{
base.OnExpanded(e);
foreach (object obj in Items)
{
DirectoryTreeViewItem item = obj as DirectoryTreeViewItem;
item.Populate();
}
}
public void RefreshTree()
{
BeginInit();
Items.Clear();
//Obtain the disk drivers
DriveInfo[] drivers = DriveInfo.GetDrives();
foreach (DriveInfo drive in drivers)
{
char chDrive = drive.Name.ToUpper()[0];
if (chDrive == 'F')
{
DirectoryTreeViewItem item = new DirectoryTreeViewItem(drive.RootDirectory);
//display ...
if (chDrive != 'A' && chDrive != 'B' && drive.IsReady && drive.VolumeLabel.Length > 0)
{
item.Text = string.Format("{0} ({1})", drive.VolumeLabel, drive.Name);
}
else
{
item.Text = string.Format("{0} ({1})", drive.DriveType, drive.Name);
}
Items.Add(item);
if (chDrive != 'A' && chDrive != 'B' && drive.IsReady)
{
item.Populate();
}
}
else
{
continue;
}
}
EndInit();
}