// Purpose: interface of wxTextFile
// Author: wxWidgets team
// RCS-ID: $Id$
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
+// TODO: document wxTextBuffer
-/** The line termination type (kept wxTextFileType name for compability) */
+/**
+ The line termination type.
+*/
enum wxTextFileType
{
wxTextFileType_None, //!< incomplete (the last line of the file only)
wxTextFileType_Os2 //!< line is terminated with 'CR' 'LF'
};
-
/**
@class wxTextFile
- Create and open it: this is done with either wxTextFile::Create or wxTextFile::Open
function which opens the file (name may be specified either as the argument to
these functions or in the constructor), reads its contents in memory (in the
- case of @c Open()) and closes it.
+ case of wxTextFile::Open()) and closes it.
- Work with the lines in the file: this may be done either with "direct
access" functions like wxTextFile::GetLineCount and wxTextFile::GetLine
(@e operator[] does exactly the same but looks more like array addressing)
wxTextFile::Clear resets the file to empty.
- Save your changes: notice that the changes you make to the file will @b not be
saved automatically; calling wxTextFile::Close or doing nothing discards them!
- To save the changes you must explicitly callwxTextFile::Write - here, you may
+ To save the changes you must explicitly call wxTextFile::Write - here, you may
also change the line termination type if you wish.
-
@library{wxbase}
@category{file}
class wxTextFile
{
public:
+ /**
+ Default type for current platform determined at compile time.
+ */
+ static const wxTextFileType typeDefault;
+
/**
Default constructor, use Create() or Open() with a file name parameter to
initialize the object.
/**
Adds a line to the end of file.
*/
- void AddLine(const wxString& str,
- wxTextFileType type = typeDefault) const;
+ void AddLine(const wxString& str, wxTextFileType type = typeDefault);
/**
Delete all lines from the file, set current line number to 0.
*/
bool Close();
- //@{
/**
- Creates the file with the given name or the name which was given in the
- @ref wxTextFile() constructor. The array of file lines is initially empty.
+ Creates the file with the name which was given in the
+ wxTextFile(const wxString&) constructor.
+ The array of file lines is initially empty.
It will fail if the file already exists, Open() should be used in this case.
*/
- bool Create() const;
- bool Create(const wxString& strFile) const;
- //@}
+ bool Create();
+
+ /**
+ Creates the file with the given name.
+ The array of file lines is initially empty.
+
+ It will fail if the file already exists, Open() should be used in this case.
+ */
+ bool Create(const wxString& strFile);
/**
Returns @true if the current line is the last one.
compiling with the Apple Developer Tools) and @c wxTextFileType_Mac under
Mac OS (including Mac OS X when compiling with CodeWarrior).
*/
- static const char* GetEOL(wxTextFileType type = typeDefault) const;
+ static const wxChar* GetEOL(wxTextFileType type = typeDefault);
/**
This method together with GetNextLine() allows more "iterator-like"
// do something with the last line in str
@endcode
*/
- wxString GetFirstLine() const;
+ wxString& GetFirstLine();
/**
Gets the last line of the file.
// do something with the first line in str
@endcode
*/
- wxString GetLastLine();
+ wxString& GetLastLine();
/**
Retrieves the line number @a n from the file.
The returned line may be modified but you shouldn't add line terminator
at the end - this will be done by wxTextFile.
*/
- wxString GetLine(size_t n) const;
+ wxString& GetLine(size_t n) const;
/**
Get the number of lines in the file.
/**
Get the name of the file.
*/
- const char* GetName() const;
+ const wxString& GetName() const;
/**
Gets the next line (see GetFirstLine() for the example).
*/
- wxString GetNextLine();
+ wxString& GetNextLine();
/**
Gets the previous line in the file.
*/
- wxString GetPrevLine();
+ wxString& GetPrevLine();
/**
Changes the value returned by GetCurrentLine() and used by GetFirstLine()
Insert a line before the line number @a n.
*/
void InsertLine(const wxString& str, size_t n,
- wxTextFileType type = typeDefault) const;
+ wxTextFileType type = typeDefault);
/**
Returns @true if the file is currently opened.
*/
bool IsOpened() const;
- //@{
/**
- Open() opens the file with the given name or the name which was given in the
- @ref wxTextFile() constructor and also loads file in memory on success.
+ Opens the file with the name which was given in the wxTextFile(const wxString&)
+ constructor and also loads file in memory on success.
It will fail if the file does not exist, Create() should be used in this case.
it is used to convert the file to wide character representation.
*/
bool Open(const wxMBConv& conv = wxConvAuto()) const;
+
+ /**
+ Opens the file with the given name and also loads file in memory on success.
+
+ It will fail if the file does not exist, Create() should be used in this case.
+
+ The @a conv argument is only meaningful in Unicode build of wxWidgets when
+ it is used to convert the file to wide character representation.
+ */
bool Open(const wxString& strFile, const wxMBConv& conv = wxConvAuto()) const;
- //@}
/**
Delete line number @a n from the file.
/**
The same as GetLine().
*/
- wxString operator[](size_t n) const;
+ wxString& operator[](size_t n) const;
};
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