public bool MoveChild(int originalPosition, int newPosition, ref string error)
{
if (!IsCollection)
{
error = "You can only move the children of a collection!";
return(false);
}
MoveChildData move = new MoveChildData();
return(Session.RunCommand(
XTMFCommand.CreateCommand(
// do
(ref string e) =>
{
move.OriginalPosition = originalPosition;
move.NewPosition = newPosition;
if (originalPosition < 0 | originalPosition >= Children.Count)
{
e = "The original position was invalid!";
return false;
}
if (newPosition < 0 | newPosition >= Children.Count)
{
e = "The destination position was invalid!";
return false;
}
Move(originalPosition, newPosition);
return true;
},
// undo
(ref string e) =>
{
Move(newPosition, originalPosition);
return true;
},
// redo
(ref string e) =>
{
Move(originalPosition, newPosition);
return true;
}
), ref error));
}
public bool MoveChild(int originalPosition, int newPosition, ref string error)
{
if(!IsCollection)
{
error = "You can only move the children of a collection!";
return false;
}
MoveChildData move = new MoveChildData();
return Session.RunCommand(
XTMFCommand.CreateCommand(
// do
(ref string e) =>
{
move.OriginalPosition = originalPosition;
move.NewPosition = newPosition;
if(originalPosition < 0 | originalPosition >= Children.Count)
{
e = "The original position was invalid!";
return false;
}
if(newPosition < 0 | newPosition >= Children.Count)
{
e = "The destination position was invalid!";
return false;
}
Move(originalPosition, newPosition);
return true;
},
// undo
(ref string e) =>
{
Move(newPosition, originalPosition);
return true;
},
// redo
(ref string e) =>
{
Move(originalPosition, newPosition);
return true;
}
), ref error);
}
