/// <summary>
/// 把某个页面入栈， 把某个页面显示在界面上
/// </summary>
public void PushPanel(string uiname, bool colsable, object arg)
{
if (m_PanelStack == null)
{
m_PanelStack = new Stack <PanelBase>();
}
PanelBase nextPanel = GetPanel(uiname); // 计划打开的页面
PanelBase currentPanel = null; // 最近一次关闭的界面
// 判断一下栈里面是否有页面
if (m_PanelStack.Count > 0)
{
PanelBase topPanel = m_PanelStack.Peek(); // 获取栈顶页面
// 如果即将打开的页面是栈顶页面，即关闭栈顶页面
if (topPanel == nextPanel)
{
if (colsable)
{
PopPanel();
}
return;
}
// 当栈内有面板时，进行判断
while (m_PanelStack.Count > 0)
{
if (topPanel.Level < nextPanel.Level)
{
break;
}
// 如果栈顶页面的层级不小于要打开的页面层级，关闭它并保存
currentPanel = PopPanel();
if (m_PanelStack.Count > 0)
{
topPanel = m_PanelStack.Peek();
}
}
}
// 如果最后关闭的界面和要打开的是同一个，就不打开了
if (currentPanel != nextPanel)
{
nextPanel.OnOpen(arg);
m_PanelStack.Push(nextPanel); // 将打开的面板入栈
}
}
/// <summary>
/// 根据面板类型 得到实例化的面板
/// </summary>
/// <returns></returns>
public PanelBase GetPanel(string uiname)
{
if (m_PanelDict == null)
{
m_PanelDict = new Dictionary <string, PanelBase>();
}
m_PanelDict.TryGetValue(uiname, out PanelBase panel);
if (panel == null)
{
// 根据prefab去实例化面板
m_PanelPathDict.TryGetValue(uiname, out string path);
Debug.Log(path);
GameObject instPanel = GameObject.Instantiate(Resources.Load(path)) as GameObject;
// UICore与派生类不一定在一个程序集类，所以不能直接用Type.GetType
Assembly asmb = Assembly.Load("Assembly-CSharp");
Type type = asmb.GetType(uiname);
if (type == null || type.IsSubclassOf(typeof(PanelBase)))
{
throw new FrameworkException("[UI] 面板类名错误 | 没有继承BasePanel");
}
PanelBase basePanel = instPanel.AddComponent(type) as PanelBase;
basePanel.Init(uiname);
m_PanelDict.Add(uiname, basePanel);
Transform uiGroup = CanvasTransform.Find("Level" + basePanel.Level);
if (uiGroup == null)
{
RectTransform rect;
rect = (new GameObject("Level" + basePanel.Level)).AddComponent <RectTransform>();
rect.SetParent(CanvasTransform);
rect.sizeDelta = CanvasTransform.sizeDelta;
rect.position = CanvasTransform.position;
rect.localScale = Vector3.one;
uiGroup = rect;
}
instPanel.transform.SetParent(uiGroup, false);
return(basePanel);
}
else
{
return(panel);
}
}
/// <summary>
/// 出栈 ，把页面从界面上移除
/// </summary>
public PanelBase PopPanel()
{
if (m_PanelStack == null)
{
m_PanelStack = new Stack <PanelBase>();
}
if (m_PanelStack.Count <= 0)
{
return(null);
}
PanelBase topPanel = m_PanelStack.Pop(); // 获取并移除栈顶面板
topPanel.OnClose(); // 关闭面板
return(topPanel);
}
/// <summary>
/// 获取面板
/// </summary>
public PanelBase GetPanel(string uiname)
{
if (m_PanelDict.TryGetValue(uiname, out PanelBase panel))
{
if (panel == null)
{
throw new XFrameworkException("[UI] The panel you want has been unloaded");
}
return(panel);
}
else
{
// 根据prefab去实例化面板
m_PanelPathDict.TryGetValue(uiname, out string path);
GameObject instPanel = GameObject.Instantiate(m_ResMgr.Load <GameObject>(path));
// UICore与派生类不一定在一个程序集类，所以不能直接用Type.GetType
Assembly asmb = Assembly.Load("Assembly-CSharp");
Type type = asmb.GetType(uiname);
if (type == null || !type.IsSubclassOf(typeof(PanelBase)))
{
throw new XFrameworkException("[UI] wrong panel name or panel is not inherit BasePanel");
}
PanelBase basePanel = instPanel.AddComponent(type) as PanelBase;
basePanel.Init(uiname);
m_PanelDict.Add(uiname, basePanel);
Transform uiGroup = CanvasTransform.Find("Level" + basePanel.Level);
if (uiGroup == null)
{
RectTransform rect;
rect = (new GameObject("Level" + basePanel.Level)).AddComponent <RectTransform>();
int siblingIndex = CanvasTransform.childCount;
for (int i = 0, length = CanvasTransform.childCount; i < length; i++)
{
string levelName = CanvasTransform.GetChild(i).name;
if (int.TryParse(levelName[levelName.Length - 1].ToString(), out int level))
{
if (basePanel.Level < level)
{
siblingIndex = i;
break;
}
}
}
rect.SetParent(CanvasTransform);
rect.SetSiblingIndex(siblingIndex);
rect.sizeDelta = CanvasTransform.GetComponent <UnityEngine.UI.CanvasScaler>().referenceResolution;
rect.anchorMin = Vector2.zero;
rect.anchorMax = Vector2.one;
rect.anchoredPosition3D = Vector3.zero;
rect.sizeDelta = Vector2.zero;
rect.localScale = Vector3.one;
uiGroup = rect;
}
instPanel.transform.SetParent(uiGroup, false);
return(basePanel);
}
}
internal void Init(Transform transform, PanelBase panel)
{
this.transform = transform;
this.panel = panel;
}
internal void Config(PanelBase parentPanel)
{
this.parentPanel = parentPanel;
}
