3 files changed, 78 insertions, 0 deletions
diff --git a/bin/EventMsgCenter/EventMsgCenter.lua b/bin/EventMsgCenter/EventMsgCenter.lua
new file mode 100644
index 0000000..7b944c2
--- /dev/null
+++ b/bin/EventMsgCenter/EventMsgCenter.lua
@@ -0,0 +1,55 @@
+local EventMsgCenter = {} 
+
+-- <event, {callbacks}>
+local _broadcast = {}
+
+EventMsgCenter.registerMsg = function(e, callback, first) 
+	if _broadcast[e] == nil then 
+		_broadcast[e] = {} 
+	end
+	first = first or false
+	EventMsgCenter.unregisterMsg(e, callback)
+	if not first then 
+		table.insert(_broadcast[e], callback)
+	else 
+		table.insert(_broadcast[e], 1, callback)
+	end 
+end 
+
+local removeElement = function(t, e)
+	for i, v in ipairs(t) do 
+		if v == e then 
+			table.remove(t, i)
+			break
+		end 
+	end 
+end 
+
+EventMsgCenter.unregisterMsg = function(e, callback)
+	if _broadcast[e] == nil or callback == nil then 
+		return 
+	end 
+	removeElement(_broadcast[e], callback)
+end 
+
+EventMsgCenter.unregisterAllMsgByEvent = function(e)
+	_broadcast[e] = nil
+end 
+
+EventMsgCenter.unregisterAllMsg = function() 
+	_broadcast = {}
+end 
+
+EventMsgCenter.sendMsg = function(e, ...)
+	local callbacks = _broadcast[e]
+	if callbacks == nil then 
+		return 
+	end 
+	for _, f in ipairs(callbacks) do 
+		if f ~= nil then 
+			f(...)
+		end 
+	end 
+end 
+
+return EventMsgCenter
+\ No newline at end of file
diff --git a/bin/EventMsgCenter/Events.lua b/bin/EventMsgCenter/Events.lua
new file mode 100644
index 0000000..3803fd4
--- /dev/null
+++ b/bin/EventMsgCenter/Events.lua
@@ -0,0 +1,21 @@
+local events = {
+	
+    "Player_Move", 
+	"Player_Change", 
+	"Player_Spawn",
+	"Player_Kick", 
+
+    ""
+
+} 
+
+function CreatEnumTable(tbl, index) 
+    local enumtbl = {} 
+    local enumindex = index or 0 
+    for i, v in ipairs(tbl) do 
+        enumtbl[v] = enumindex + i 
+    end 
+    return enumtbl 
+end 
+
+return CreatEnumTable(events)
+\ No newline at end of file
diff --git a/bin/EventMsgCenter/README.md b/bin/EventMsgCenter/README.md
new file mode 100644
index 0000000..ef3bd92
--- /dev/null
+++ b/bin/EventMsgCenter/README.md
@@ -0,0 +1,2 @@
+Event Massage Center
+