public virtual bool TryResetChild(IExecutableStep child, string rootId = null)
{
if (child.Root != null)
{
return(false);
}
if (!string.IsNullOrEmpty(rootId))
{
if (rootId == Id)
{
return(ResetChild(child));
}
var rootStep = FindExecutableStepById(rootId);
if (rootStep != null)
{
return(rootStep.TryResetChild(child, rootId));
}
return(false);
}
var root = FindExecutableStepById(child.Id)?.Root;
if (root != null)
{
return(root.TryResetChild(child, root.Id));
}
return(false);
}
public bool TryAddChild(IExecutableStep child, string rootId = null)
{
if (child == null)
{
return(false);
}
if (child.Root != null)
{
return(false);
}
if (string.IsNullOrEmpty(rootId))
{
return(AddChild(child));
}
if (rootId == Id)
{
return(AddChild(child));
}
var root = FindExecutableStepById(rootId);
if (root != null)
{
return(root.TryAddChild(child));
}
return(false);
}
private UserControl ShowStepUserControl(IExecutableStep step)
{
if (step == null)
{
return(null);
}
var type = step.GetType().FullName;
return(stepControls[type]);
}
private bool AddChild(IExecutableStep child)
{
if (CheckAllChildsIsNotRecource(child))
{
_childs.Add(child);
child.Root = this;
//OnPropertyChanged(nameof(Childs));
return(true);
}
return(false);
}
private bool ResetChild(IExecutableStep child)
{
if (CheckAllChildsIsNotRecource(child))
{
for (var i = 0; i < _childs.Count; i++)
{
if (child.Id == _childs[i].Id)
{
_childs[i] = child;
child.Root = this;
return(true);
}
}
}
return(false);
}
public bool TryRemoveChild(IExecutableStep child)
{
if (child?.Root == null)
{
return(false);
}
if (_childs.Contains(child))
{
_childs.Remove(child);
//OnPropertyChanged(nameof(Childs));
return(true);
}
var step = FindExecutableStepById(child.Root.Id);
return(step.TryRemoveChild(child));
}
public virtual IExecutableStep TryGetStepById(string id)
{
IExecutableStep step = null;
if (id == Id)
{
step = this;
}
else
{
foreach (var child in Childs)
{
step = child.TryGetStepById(id);
if (step != null)
{
break;
}
}
}
return(step);
}
private bool CheckAllChildsIsNotRecource(IExecutableStep child)
{
return(child.FindExecutableStepById(Id) == null);
}
