private void Set(bool value, bool sendCallback)
{
if (m_Selected == value)
{
return;
}
m_Selected = value;
if (m_Group != null && Toggle)
{
if (m_Selected || !m_Group.AnyItemSelected())
{
//一旦组里有Item选择了，组里必须要有一个处于选中状态
m_Selected = true;
m_Group.NotifyItemOn(this);
}
}
RefreshState();
if (sendCallback)
{
onSelectedChanged.Invoke(Selected);
onSelectedChangedEx.Invoke(this, Selected);
}
}