| //+------------------------------------------------------------------+
|
| //| FileTxt.mqh |
|
| //| Copyright 2000-2025, MetaQuotes Ltd. |
|
| //| https://www.mql5.com |
|
| //+------------------------------------------------------------------+
|
| #include "File.mqh"
|
| //+------------------------------------------------------------------+
|
| //| Class CFileTxt |
|
| //| Purpose: Class of operations with text files. |
|
| //| Derives from class CFile. |
|
| //+------------------------------------------------------------------+
|
| class CFileTxt : public CFile
|
| {
|
| public:
|
| CFileTxt(void);
|
| ~CFileTxt(void);
|
| //--- methods for working with files
|
| int Open(const string file_name,const int open_flags);
|
| //--- methods to access data
|
| uint WriteString(const string value);
|
| string ReadString(void);
|
| };
|
| //+------------------------------------------------------------------+
|
| //| Constructor |
|
| //+------------------------------------------------------------------+
|
| CFileTxt::CFileTxt(void)
|
| {
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Destructor |
|
| //+------------------------------------------------------------------+
|
| CFileTxt::~CFileTxt(void)
|
| {
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Open the text file |
|
| //+------------------------------------------------------------------+
|
| int CFileTxt::Open(const string file_name,const int open_flags)
|
| {
|
| return(CFile::Open(file_name,open_flags|FILE_TXT));
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Writing string to file |
|
| //+------------------------------------------------------------------+
|
| uint CFileTxt::WriteString(const string value)
|
| {
|
| //--- check handle
|
| if(m_handle!=INVALID_HANDLE)
|
| return(FileWriteString(m_handle,value));
|
| //--- failure
|
| return(0);
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Reading string from file |
|
| //+------------------------------------------------------------------+
|
| string CFileTxt::ReadString(void)
|
| {
|
| //--- check handle
|
| if(m_handle!=INVALID_HANDLE)
|
| return(FileReadString(m_handle));
|
| //--- failure
|
| return("");
|
| }
|
| //+------------------------------------------------------------------+
|
