protected XElement GetXElement(VMGroup curGroup)
{
XElement elem = new XElement("Group", new XAttribute("Name", curGroup.Name), new XAttribute("GUID", curGroup.GUID));
//defend collection from modifying
ObservableCollection <VM> _vmList;
ObservableCollection <Group> _childGroups;
lock (curGroup.VMList)
{
_vmList = new ObservableCollection <VM>(curGroup.VMList);
}
lock (curGroup.ChildGroups)
{
_childGroups = new ObservableCollection <Group>(curGroup.ChildGroups);
}
if (_vmList != null)
{
foreach (VM vm in _vmList)
{
elem.Add(new XElement("VM", new XAttribute("GUID", vm.GUID)));
}
}
if (_childGroups != null)
{
foreach (Group childGroup in _childGroups)
{
elem.Add(GetXElement(childGroup as VMGroup));
}
}
return(elem);
}
private void RemoveVMGroup(object selectedItem)
{
VMGroup group = this.SelectedItem as VMGroup;
vmModel.RemoveGroup(group);
group.Save();
}
private void RenameNode(object Node)
{
//this.View.RenameActiveTreeNode();
OnRenameActiveTreeNodeRequested();
VMGroup grp = this.SelectedItem as VMGroup;
grp.IsInEditMode = true;
}
public override Group CreateGroup(string name)
{
VMGroup newGroup = new VMGroup(new XElement("Group", new XAttribute("Name", name), new XAttribute("GUID", Guid.NewGuid())), this);
if (this.DataObject is XElement)
{
this.AddGroup(newGroup);
}
return(newGroup);
}
private void CreateVMGroup(object selectedItem)
{
VMGroup parent = selectedItem as VMGroup;
if (parent != null)
{
VMGroup newGroup = vmModel.CreateGroup(parent) as VMGroup;
parent.Save();
parent.IsExpanded = true;
newGroup.IsActive = true;
newGroup.IsInEditMode = true;
}
}
public void SaveToXML(string FilePath)
{
//find root element
VMGroup root = this;
while (root.ParentGroup != null)
{
root = root.ParentGroup as VMGroup;
}
StreamWriter SW = File.CreateText(FilePath);
SW.Write(root.GetXElement(root).ToString());
SW.Close();
}
public static VMGroup FindParentForVM(VM vm, object dataObject, VMGroup root)
{
VMGroup parent = null;
if (dataObject is XElement)
{
XElement VMTree = dataObject as XElement;
if ((vm != null) && (VMTree != null))
{
IEnumerable <XElement> children = VMTree.Descendants();
var query = from el in VMTree.Descendants() where el.Attribute("GUID").Value == vm.GUID.ToString() select el;
foreach (XElement xVM in query)
{
parent = Group.GetElementByID(xVM.Parent.Attribute("GUID").Value, root) as VMGroup;
break;
}
}
}
return(parent);
}
/// <summary>
/// Returns parent group for VM
/// </summary>
/// <param name="vm">VM a parent is searching for</param>
/// <param name="root">Root VM group</param>
/// <returns>Parent VMGroup if it exists of null otherwise</returns>
public static VMGroup FindParentFor(VM vm, VMGroup root)
{
VMGroup parent = null;
if (root.VMList.Contains(vm))
{
parent = root;
}
else
{
foreach (VMGroup group in root.ChildGroups)
{
parent = FindParentFor(vm, group);
if (parent != null)
{
//parent = group;
break;
}
}
}
return(parent);
}
