Added IDName.cpp/.h

inc/hgl/type/IDName.h

@@ -0,0 +1,100 @@
+#pragma once
+
+#include<hgl/type/ConstStringSet.h>
+#include<typeinfo>
+
+namespace hgl
+{
+    template<typename SC>
+    bool RegistryIDName(const size_t hash_code,ConstStringView<SC> &csv,const SC *name_string,const int name_length);
+
+    /**
+    * 顺序ID+名称数据结构模板<br>
+    * 按添加进来的名字先后顺序一个个产生连续的序号，所有数据只可读不可写
+    */
+    template<typename SC,int CLASS_COUNTER> class OrderedIDName
+    {
+    public:
+
+        using SelfClass=OrderedIDName<SC,CLASS_COUNTER>;
+
+    protected:
+
+        ConstStringView<SC> csv;
+
+    protected:
+
+        void Clear()
+        {
+            csv.id=-1;
+            csv.length=-1;
+            csv.str=nullptr;
+        }
+
+        void Update(const SC *name_string,const int name_length)
+        {
+            if(name_length<=0)
+            {
+                Clear();
+                return;
+            }
+
+            RegistryIDName<SC>(typeid(*this).hash_code(),csv,name_string,name_length);
+        }
+
+    public:
+
+        static  const size_t    GetClassID      ()                                                      ///<获取类ID
+        {
+            static SelfClass self;
+            static size_t class_id=typeid(self).hash_code();
+
+            return class_id;
+        }          
+
+                const int       GetID           ()const{return csv.id;}                                 ///<获取名称ID
+                const SC *      GetName         ()const{return csv.GetString();}                        ///<获取名称字符串
+                const int       GetNameLength   ()const{return csv.length;}                             ///<获取名称字符串长度
+
+    public:
+
+        OrderedIDName()
+        {
+            Clear();
+        }
+
+        OrderedIDName(const SC *name_string)
+        {
+            Update(name_string,hgl::strlen(name_string));
+        }
+
+        void operator = (const SC *name_string)
+        {
+            Update(name_string,hgl::strlen(name_string));
+        }
+
+        void operator = (const String<SC> &name_string)
+        {
+            Update(name_string.c_str(),name_string.Length());
+        }
+
+        void operator = (const SelfClass &id_name)
+        {
+            hgl_cpy(csv,id_name.csv);
+        }
+
+    public:
+
+        const int Comp(const OrderedIDName &oin)const{return GetID()-oin.GetID();}
+
+        CompOperator(const OrderedIDName &,Comp)
+    };//class IDName
+
+#define DefineIDName(name,type) using name=OrderedIDName<type,__COUNTER__>; //使用__COUNTER__是为了让typeid()不同
+    
+    DefineIDName(AnsiIDName,    char)
+    DefineIDName(WideIDName,    wchar_t)
+    DefineIDName(UTF8IDName,    u8char)
+    DefineIDName(UTF16IDName,   u16char)
+    DefineIDName(OSIDName,      os_char)
+}//namespace hgl