void FileSystemObject_Delete(object sender, TreeViewEvent e)
{
var fsNode = e.FsNode;
var res = MessageBox.Show($"Delete {fsNode.FileSystemInfo.Name}?",
"Warning", MessageBoxButton.OKCancel);
if (res == MessageBoxResult.OK)
{
//treeView.Items.Remove(fsInfo);
//treeView.Items.Remove(fsNode);
//treeView.Items.Refresh();
//treeView.UpdateLayout();
}
}
void OnDeleteEvent(TreeViewEvent e = null)
{
if (e == null)
{
e = new TreeViewEvent
{
FsNode = this,
};
}
else// if (e != null)
{
if (Children.Any(n => n == e.FsNode))
{
Children.Remove(e.FsNode);
}
}
DeleteEvent?.Invoke(this, e);
}
/* ---------------------------------------------------------
* ---------------- TREEVIEW (generic) --------------------
* --------------------------------------------------------
*/
private void expandOrMinimizeTreeView(TreeViewEvent tvEvent, TreeView tv)
{
if(tvEvent.ExpandState == TreeViewEvent.ExpandStates.MINIMIZED)
tv.CollapseAll();
else if (tvEvent.ExpandState == TreeViewEvent.ExpandStates.OPTIMAL) {
tv.CollapseAll();
tvEvent.ExpandOptimal();
} else //MAXIMIZED
tv.ExpandAll();
//Log.WriteLine("IS " + tvEvent.ExpandState);
}
void FileSystemObject_Delete(object sender, TreeViewEvent e)
{
OnDeleteEvent(e);
}
