add ToUInteger/ToInteger/ToFloat/ToDouble/ToBool/ToString/ToSerial/ToEnum functions in XMLparse

inc/hgl/util/xml/ElementParseCreater.h

@@ -56,14 +56,58 @@ namespace hgl
 
             const UTF8String operator[](const UTF8String &flag)
             {
+                UTF8String key=flag.ToLowerCase();
                 UTF8String info;
 
-                if(attrs_list.Get(flag,info))
+                if(attrs_list.Get(key,info))
                     return info;
                 else
                     return null_string;
             }
 
+            #define TO_CONV(TYPE,FN,SFN,DEFAULT_VALUE)  \
+            const TYPE          FN  (const UTF8String &flag,const TYPE default_value=DEFAULT_VALUE) \
+            {   \
+                const UTF8String key=flag.ToLowerCase();    \
+            \
+                UTF8String info;    \
+            \
+                if(!attrs_list.Get(key,info))   \
+                    return default_value;   \
+            \
+                TYPE result;    \
+            \
+                return info.SFN(result)?result:default_value;   \
+            }
+
+            TO_CONV(uint,   ToUInteger, ToUint,     0)
+            TO_CONV( int,   ToInteger,  ToInt,      0)
+            TO_CONV(float,  ToFloat,    ToFloat,    0)
+            TO_CONV(double, ToDouble,   ToFloat,    0)
+            TO_CONV(bool,   ToBool,     ToBool,     false)
+
+            #undef TO_CONV
+
+            const UTF8String    ToString    (const UTF8String &flag){return operator[](flag);}
+            const int           ToSerial    (const u8char **list,const UTF8String &flag,const int default_value)
+            {
+                UTF8String key=flag.ToLowerCase();
+                UTF8String info;
+
+                if(!attrs_list.Get(key,info))
+                    return default_value;
+
+                int result=string_serial_from_list(list,info.c_str());
+
+                if(result==-1)return default_value;
+                return result;
+            }
+            
+            template<typename T> const T ToEnum(const u8char **str_list,const u8char *str,const T &default_enum)
+            {
+                return T(this->ToSerial(str_list,str,(int)default_enum));
+            }
+
         public:
         
             virtual bool Init       () override
@@ -74,7 +118,11 @@ namespace hgl
 
             virtual void Attr       (const u8char *flag,const u8char *info) override///<节点属性
             {
-                attrs_list.Add(flag,info);
+                UTF8String key=flag;
+
+                key.LowerCase();
+
+                attrs_list.Add(key,info);
             }
         };//class ElementAttribute:public ElementCreater