add PAttrib/PList

2020-10-10 22:10:27 +08:00
parent 62b5267cdc
commit 7c534f050c
2 changed files with 408 additions and 0 deletions
--- a/inc/hgl/util/plist/PList.h
+++ b/inc/hgl/util/plist/PList.h
@@ -0,0 +1,126 @@
+#ifndef HGL_PLIST_INCLUDE
+#define HGL_PLIST_INCLUDE
+
+#include<hgl/type/Map.h>
+#include<hgl/type/StringList.h>
+#include<hgl/io/FileOutputStream.h>
+#include<hgl/io/TextOutputStream.h>
+namespace hgl
+{
+    using namespace io;
+
+    /**
+    * 属性列表,类似INI的管理类
+    */
+    template<typename C> class PList:public Map<BaseString<C>,BaseString<C>>                        ///属性列表
+    {
+    public:
+
+        using PString=BaseString<C>;
+        using PStringList=StringList<PString>;
+        using PMap=Map<PString,PString>;
+
+    protected:
+
+        void ReadData(const PStringList &sl)
+        {
+            int n=sl.GetCount();
+
+            while(n--)
+                Add(sl[n]);
+        }
+
+    public:
+
+        virtual ~PList()=default;
+
+        virtual bool Add(const PString &key)                                                  ///<向列表中增加一项
+        {
+            PString name;
+            C *value;
+            int off;
+
+            if(key.Length()<2)return(false);
+
+            if(((off=key.FindChar(C('\t')))==-1)
+            &&((off=key.FindChar(C(' '))) ==-1)
+            &&((off=key.FindChar(C('='))) ==-1)
+            &&((off=key.FindChar(C(':'))) ==-1))
+                return(false);
+
+            name.Strcpy(key,off);
+            off++;
+
+            value=key.c_str()+off;
+
+            while(true)
+            {
+                if(*value == C('\t')
+                ||*value == C('=')
+                ||*value == C(' ')
+                ||*value == C(':'))
+                    value++;
+                else
+                {
+                    PString str=value;
+
+                    PMap::Add(name,str);
+
+                    return(true);
+                }
+            }
+        }//bool PList::Add
+
+        virtual bool Add(const PString &key,const PString &value)                                   ///<向列表中增加一项
+        {
+            return PMap::Add(key,value);
+        }
+
+        /**
+         * 从文本文件中加载
+         */
+        virtual bool LoadFromTextFile(const OSString &filename)                                         ///<从文件中加载列表
+        {
+            PStringList sl;
+
+            if(LoadStringListFromTextFile(sl,filename)<=0)
+                return(false);
+
+            ReadData(sl);
+
+            return(true);
+        }
+
+        /**
+        * 保存到文本文件中
+        */
+        template<ByteOrderMask BOM>
+        bool SaveToTextFile(const OSString &filename,const PString &gap_ch=PString("\t"))             ///<保存列表到文件
+        {
+            FileOutputStream fos;
+            EndianTextOutputStream<BOM> tos(&fos);
+
+            if(!fos.CreateTrunc(filename))return(false);
+
+            int n=this->data_list.GetCount();
+
+            tos.WriteBOM();
+
+            while(n--)
+            {
+                PString f,s;
+
+                if(Get(n,f,s))
+                    tos.WriteLine(f+gap_ch+s);
+            }
+
+            return(true);
+        }
+    };//class PList
+
+    using UTF8PList =PList<char   >;
+    using UTF16PList=PList<u16char>;
+    using WidePList =PList<wchar_t>;
+    using OSPList   =PList<os_char>;
+}//namespace hgl
+#endif//HGL_PLIST_INCLUDE