/// <summary>
/// 获取上一个bringTop界面
/// </summary>
/// <param name="stack"></param>
/// <returns></returns>
public static string Peek(UIStack <string> stack)
{
//string lastStr = "";
//List<string> list = stack.List;
//if(list != null || list.Count > 0)
//{
// for(int i = list.Count - 1; i >= 0;i--)
// {
// UI3Wnd curWnd = findWindow(list[i]);
// if(curWnd != null && curWnd.isBringTop == true)
// return lastStr = curWnd.GetClassName();
// }
//}
return(stack.Peek());
}
/// <summary>
/// 出栈指定元素，不会返回之前的元素，
/// </summary>
public static bool CanPopBack(string name, int index, UIStack <string> stack)
{
if (index < 0 || stack == null)
{
return(false);
}
string nextName = stack.Peek(index + 1);
if (string.IsNullOrEmpty(nextName) == true)
{
return(true);
}
UI3WndType wndType = GetWndType(nextName);
return(wndType != UI3WndType.ReturnFullScreen);
}
/// <summary>
/// 入栈完成之后操作，
/// 需要注意，这些步骤不能修改，修改的话，会有问题，
/// 步骤1，打开ReturnFullScreen界面时候，需要先复制栈顶界面在入栈本界面，
/// 步骤2，打开全屏界面时候需要隐藏之前接口，同时隐藏PopUp layer之前所有界面，
/// 步骤3，打开DonotReturnFullScreen界面时候，清空栈，
/// 步骤4，入栈该界面，这个时候只有一个界面，
/// </summary>
/// <param name="wnd"></param>
public static void OnPushBack(UIResInfoAsset resInfoAsset, UIStack <string> stack = null)
{
stack = stack == null?GetStackByPanelLayer(resInfoAsset.layerType.ToString()) : stack;
if (stack == null)
{
return;
}
stack.DisplayList();
UI3WndType wndType = (UI3WndType)resInfoAsset.wndType;
//步骤1，打开ReturnFullScreen界面时候，需要先复制栈顶界面在入栈本界面，
if (wndType == UI3WndType.ReturnFullScreen)
{
string lastT = stack.Peek();
lastT = GetValid(lastT, true);
if (stack.Have(lastT) == false)
{
stack.PushBack(lastT);
}
}
//步骤2，打开全屏界面时候需要隐藏之前接口，同时隐藏PopUp layer之前所有界面，
if (wndType == UI3WndType.ReturnFullScreen || wndType == UI3WndType.DonotReturnFullScreen)
{
HideStackWindows(resInfoAsset.layerType, resInfoAsset.name);
}
//步骤3，打开DonotReturnFullScreen界面时候，清空栈，
if (wndType == UI3WndType.DonotReturnFullScreen)
{
//当前layer栈clear，
stack.Clear();
}
//步骤4，入栈该界面，这个时候只有一个界面，
if (GetIsPushStack(resInfoAsset.name) == true)
{
stack.PushBack(resInfoAsset.name);
}
}
/// <summary>
/// bringTop当前栈界面，
/// </summary>
/// <param name="name"></param>
public static void UIStackBringTop(string name, bool isClearStack = false)
{
string panelLayer = GetPanelLayer(name);
UIStack <string> stack = GetStackByPanelLayer(panelLayer);
if (stack == null)
{
return;
}
stack.DisplayList();
string pushName = GetValid(name, true);
if (stack.Have(name) == false && stack.Have(pushName) == false)
{
return;
}
if (stack.IsTop(name) == true)
{
return;
}
/****
*
* UI3WndType wndType = UI3WndType.None;
* UI3WndType nextWndType = UI3WndType.None;
* //UI3WndType lastWndType = UI3WndType.None;
* int nextIndex = -1;
* wndType = GetWndType(name);
* int index = stack.FindFirstByName(name);
* if (index < 0)
* return;
* string nextName = stack.FindDifferenct(index,name,out nextIndex);
* if(string.IsNullOrEmpty(nextName) == false)
* {
* nextWndType = GetWndType(nextName);
* int lastIndex = -1;
* string lastName = stack.FindDifferenct(index,name,out lastIndex,false);
* if (nextWndType == UI3WndType.ReturnFullScreen)
* {
* if (lastIndex < 0)
* {
* stack.PopAt(nextIndex - 1);
* }
* else
* {
* stack.SetAt(nextIndex - 1,lastName);
* }
* }
* }
* stack.PopAt(index);
* if (wndType == UI3WndType.ReturnFullScreen)
* {
* stack.PopAt(index - 1);
* }
**
****/
//当前界面存在，当前复制界面存在，
if (stack.Have(name) && stack.Have(pushName))
{
int index = stack.FindFirstByName(name);
string lastName = stack.Peek(index - 1);
//上一个界面不为空，上一个界面没有被复制，需要被复制，
if (string.IsNullOrEmpty(lastName) == false && IsVaild(lastName, true) == false)
{
stack.SetAt(index, GetValid(lastName, true));
}
}
//只是当前界面存在，同时，上一个元素是当前界面的复制界面，所以需要清除复制界面，
else if (stack.Have(name))
{
int index = stack.FindFirstByName(name);
string lastName = stack.Peek(index - 1);
if (string.IsNullOrEmpty(lastName) == false && IsVaild(lastName, true) == true)
{
stack.PopAt(lastName);
}
}
//只是当前界面复制界面存在，需要判断上一个界面是否被复制，没有复制就复制上一个界面，
else
{
int index = stack.FindFirstByName(pushName);
string lastName = stack.Peek(index - 1);
if (string.IsNullOrEmpty(lastName) == false && IsVaild(lastName, true) == false)
{
stack.SetAt(index, GetValid(lastName, true));
}
}
//出栈当前界面原界面和复制界面，
stack.PopAt(name);
stack.PopAt(pushName);
PushBack(name);
stack.DisplayList();
}