//set
//-------------------------------------------------------------------------------------------------------------------------------------
public void setParent(txUIObject parent)
{
if (mParent == parent)
{
return;
}
// 从原来的父节点上移除
mParent?.removeChild(this);
// 设置新的父节点
mParent = parent;
if (parent != null)
{
parent.addChild(this);
if (mTransform.parent != parent.getTransform())
{
mTransform.SetParent(parent.getTransform());
}
}
}