X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e1265174571765b279434383788a52832b5992b4..88f47aa77007c55ec0a8f1a48e429cb0ad050fe5:/include/wx/file.h diff --git a/include/wx/file.h b/include/wx/file.h index abb427af66..f630f831f5 100644 --- a/include/wx/file.h +++ b/include/wx/file.h @@ -13,38 +13,14 @@ #ifndef _WX_FILEH__ #define _WX_FILEH__ -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma interface "file.h" -#endif +#include "wx/defs.h" + +#if wxUSE_FILE #include "wx/string.h" #include "wx/filefn.h" #include "wx/strconv.h" -#if wxUSE_FILE - -// ---------------------------------------------------------------------------- -// constants -// ---------------------------------------------------------------------------- - -// we redefine these constants here because S_IREAD &c are _not_ standard -// however, we do assume that the values correspond to the Unix umask bits -#define wxS_IRUSR 00400 -#define wxS_IWUSR 00200 -#define wxS_IXUSR 00100 - -#define wxS_IRGRP 00040 -#define wxS_IWGRP 00020 -#define wxS_IXGRP 00010 - -#define wxS_IROTH 00004 -#define wxS_IWOTH 00002 -#define wxS_IXOTH 00001 - -// default mode for the new files: corresponds to umask 022 -#define wxS_DEFAULT (wxS_IRUSR | wxS_IWUSR | wxS_IRGRP | wxS_IWGRP |\ - wxS_IROTH | wxS_IWOTH) - // ---------------------------------------------------------------------------- // class wxFile: raw file IO // @@ -65,31 +41,31 @@ public: // static functions // ---------------- // check whether a regular file by this name exists - static bool Exists(const wxChar *name); + static bool Exists(const wxString& name); // check whether we can access the given file in given mode // (only read and write make sense here) - static bool Access(const wxChar *name, OpenMode mode); + static bool Access(const wxString& name, OpenMode mode); // ctors // ----- // def ctor wxFile() { m_fd = fd_invalid; m_error = false; } // open specified file (may fail, use IsOpened()) - wxFile(const wxChar *szFileName, OpenMode mode = read); + wxFile(const wxString& fileName, OpenMode mode = read); // attach to (already opened) file - wxFile(int fd) { m_fd = fd; m_error = false; } + wxFile(int lfd) { m_fd = lfd; m_error = false; } // open/close // create a new file (with the default value of bOverwrite, it will fail if // the file already exists, otherwise it will overwrite it and succeed) - bool Create(const wxChar *szFileName, bool bOverwrite = false, + bool Create(const wxString& fileName, bool bOverwrite = false, int access = wxS_DEFAULT); - bool Open(const wxChar *szFileName, OpenMode mode = read, + bool Open(const wxString& fileName, OpenMode mode = read, int access = wxS_DEFAULT); bool Close(); // Close is a NOP if not opened // assign an existing file descriptor and get it back from wxFile object - void Attach(int fd) { Close(); m_fd = fd; m_error = false; } + void Attach(int lfd) { Close(); m_fd = lfd; m_error = false; } void Detach() { m_fd = fd_invalid; } int fd() const { return m_fd; } @@ -99,12 +75,7 @@ public: // returns the number of bytes written size_t Write(const void *pBuf, size_t nCount); // returns true on success - bool Write(const wxString& s, wxMBConv& conv = wxConvUTF8) - { - const wxWX2MBbuf buf = s.mb_str(conv); - size_t size = strlen(buf); - return Write((const char *) buf, size) == size; - } + bool Write(const wxString& s, const wxMBConv& conv = wxMBConvUTF8()); // flush data not yet written bool Flush(); @@ -123,7 +94,7 @@ public: bool IsOpened() const { return m_fd != fd_invalid; } // is end of file reached? bool Eof() const; - // has an error occured? + // has an error occurred? bool Error() const { return m_error; } // type such as disk or pipe wxFileKind GetKind() const { return wxGetFileKind(m_fd); } @@ -174,9 +145,13 @@ public: // I/O (both functions return true on success, false on failure) bool Write(const void *p, size_t n) { return m_file.Write(p, n) == n; } - bool Write(const wxString& str, wxMBConv& conv = wxConvUTF8) + bool Write(const wxString& str, const wxMBConv& conv = wxMBConvUTF8()) { return m_file.Write(str, conv); } + // flush data: can be called before closing file to ensure that data was + // correctly written out + bool Flush() { return m_file.Flush(); } + // different ways to close the file // validate changes and delete the old file of name m_strName bool Commit();