add XianTu

XianTu/UI/PanelManager.cs

@@ -0,0 +1,99 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Reflection;
+using UnityEngine;
+using Object = UnityEngine.Object;
+
+namespace XianTu.UI
+{
+	public class PanelManager
+	{
+		public LoadManager Loader { get; private set; }
+
+		public PanelManager(GameObject rootCanvas)
+		{
+			_panelStack = new Stack<BasePanel>();
+			_panelDict = new Dictionary<string, BasePanel>();
+			this._rootCanvas = rootCanvas;
+			Loader = Singleton<LoadManager>.Instance;
+			_uiAssembly = GetType().Assembly;
+		}
+
+		public void Push(string nextPanelName)
+		{
+			var flag = _panelStack.Count > 0;
+			if (flag)
+			{
+				_panelStack.Peek().OnPause();
+			}
+			var flag2 = _panelDict.ContainsKey(nextPanelName);
+			BasePanel basePanel;
+			if (flag2)
+			{
+				basePanel = _panelDict[nextPanelName];
+				basePanel.OnResume();
+			}
+			else
+			{
+				var text = Path.Combine(UIPrefabDir, nextPanelName);
+				var gameObject = Loader.LoadPrefab(text);
+				var flag3 = gameObject == null;
+				if (flag3)
+				{
+					Debug.LogError("没有找到" + text);
+					var flag4 = _panelStack.Count > 0;
+					if (flag4)
+					{
+						_panelStack.Peek().OnResume();
+					}
+					return;
+				}
+				gameObject = Object.Instantiate(gameObject, _rootCanvas.transform);
+				var type = _uiAssembly.GetType(_panelNameSapce + "." + nextPanelName);
+				basePanel = (BasePanel)gameObject.AddComponent(type);
+				var uitool = new UITool(gameObject);
+				basePanel.Init(this);
+				basePanel.Init(uitool);
+				_panelDict.Add(nextPanelName, basePanel);
+				basePanel.OnEnter();
+			}
+			_panelStack.Push(basePanel);
+		}
+
+		public void Pop()
+		{
+			var flag = _panelStack.Count > 0;
+			if (flag)
+			{
+				var basePanel = _panelStack.Pop();
+				basePanel.OnPause();
+			}
+			var flag2 = _panelStack.Count > 0;
+			if (flag2)
+			{
+				_panelStack.Peek().OnResume();
+			}
+		}
+
+		public void Exit()
+		{
+			for (var i = 0; i < _panelDict.Count; i++)
+			{
+				_panelDict.ElementAt(i).Value.OnExit();
+			}
+		}
+
+		private Stack<BasePanel> _panelStack;
+
+		private Dictionary<string, BasePanel> _panelDict;
+
+		private GameObject _rootCanvas;
+
+		private Assembly _uiAssembly;
+
+		private string _panelNameSapce = "XianTu.UI";
+
+		public readonly string UIPrefabDir = "Prefabs/UI";
+	}
+}