/// <summary>
/// 界面出栈
/// </summary>
public void PopUIStack()
{
//没有界面元素
if (UIStack.Count == 0)
{
return;
}
//出栈,并移除界面
IUIBase old_pop = UIStack.Pop();
old_pop.OnExiting();
//有界面元素
if (UIStack.Count > 0)
{
//推出旧的界面,重新显示栈顶界面
IUIBase newPop = UIStack.Peek();
newPop.OnResuming();
}
}