improved conditional compilation test (added wxUSE_POSTSCRIPT)

[wxWidgets.git] / include / wx / file.h

diff --git a/include/wx/file.h b/include/wx/file.h
index 50074970d31a887e63798a0a15f72b862e6a35aa..0c644bfe03f273c48cee86a2a0fe97d4204a84f2 100644 (file)
--- a/include/wx/file.h
+++ b/include/wx/file.h
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        file.cpp
+// Name:        file.h

 // Purpose:     wxFile - encapsulates low-level "file descriptor"
 //              wxTempFile - safely replace the old file
 // Author:      Vadim Zeitlin
 // Purpose:     wxFile - encapsulates low-level "file descriptor"
 //              wxTempFile - safely replace the old file
 // Author:      Vadim Zeitlin


@@ -10,8 +10,8 @@
 // Licence:     wxWindows license
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows license
 /////////////////////////////////////////////////////////////////////////////
 

-#ifndef   __FILEH__
-#define   __FILEH__
+#ifndef _WX_FILEH__
+#define _WX_FILEH__

 
 #ifdef __GNUG__
 #pragma interface "file.h"
 
 #ifdef __GNUG__
 #pragma interface "file.h"


@@ -22,6 +22,8 @@
   #include  "wx/filefn.h"
 #endif
 
   #include  "wx/filefn.h"
 #endif
 

+#if wxUSE_FILE
+

 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------


@@ -56,33 +58,33 @@ public:
   // more file constants
   // -------------------
     // opening mode
   // more file constants
   // -------------------
     // opening mode

-  enum OpenMode { read, write, read_write, write_append };
+  enum OpenMode { read, write, read_write, write_append, write_excl };

     // standard values for file descriptor
   enum { fd_invalid = -1, fd_stdin, fd_stdout, fd_stderr };
 
   // static functions
   // ----------------
     // check whether a regular file by this name exists
     // standard values for file descriptor
   enum { fd_invalid = -1, fd_stdin, fd_stdout, fd_stderr };
 
   // static functions
   // ----------------
     // check whether a regular file by this name exists

-  static bool Exists(const char *name);
+  static bool Exists(const wxChar *name);

     // check whetther we can access the given file in given mode
     // (only read and write make sense here)
     // check whetther we can access the given file in given mode
     // (only read and write make sense here)

-  static bool Access(const char *name, OpenMode mode);
+  static bool Access(const wxChar *name, OpenMode mode);

 
   // ctors
   // -----
     // def ctor
   wxFile() { m_fd = fd_invalid; }
     // open specified file (may fail, use IsOpened())
 
   // ctors
   // -----
     // def ctor
   wxFile() { m_fd = fd_invalid; }
     // open specified file (may fail, use IsOpened())

-  wxFile(const char *szFileName, OpenMode mode = read);
+  wxFile(const wxChar *szFileName, OpenMode mode = read);

     // attach to (already opened) file
   wxFile(int fd) { m_fd = fd; }
 
   // 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)
     // attach to (already opened) file
   wxFile(int fd) { m_fd = fd; }
 
   // 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 char *szFileName, bool bOverwrite = FALSE,
+  bool Create(const wxChar *szFileName, bool bOverwrite = FALSE,

               int access = wxS_DEFAULT);
               int access = wxS_DEFAULT);

-  bool Open(const char *szFileName, OpenMode mode = read,
+  bool Open(const wxChar *szFileName, OpenMode mode = read,

             int access = wxS_DEFAULT);
   bool Close();  // Close is a NOP if not opened
 
             int access = wxS_DEFAULT);
   bool Close();  // Close is a NOP if not opened
 


@@ -94,10 +96,15 @@ public:
   // read/write (unbuffered)
     // returns number of bytes read or ofsInvalid on error
   off_t Read(void *pBuf, off_t nCount);
   // read/write (unbuffered)
     // returns number of bytes read or ofsInvalid on error
   off_t Read(void *pBuf, off_t nCount);

-    // returns true on success
+    // returns the number of bytes written

   size_t Write(const void *pBuf, size_t nCount);
     // returns true on success
   size_t Write(const void *pBuf, size_t nCount);
     // returns true on success

-  bool Write(const wxString& s) { return Write(s.c_str(), s.Len()) != 0; }
+  bool Write(const wxString& s, wxMBConv& conv = wxConvLibc)
+  {
+      const wxWX2MBbuf buf = s.mb_str(conv);
+      size_t size = strlen(buf);
+      return Write((const char *) buf, size) == size;
+  }

     // flush data not yet written
   bool Flush();
 
     // flush data not yet written
   bool Flush();
 


@@ -116,11 +123,11 @@ public:
   bool IsOpened() const { return m_fd != fd_invalid; }
     // is end of file reached?
   bool Eof() const;
   bool IsOpened() const { return m_fd != fd_invalid; }
     // is end of file reached?
   bool Eof() const;

-    // is an error occured?
+    // has an error occured?

   bool Error() const { return m_error; }
 
   // dtor closes the file if opened
   bool Error() const { return m_error; }
 
   // dtor closes the file if opened

-  ~wxFile();
+  ~wxFile() { Close(); }

 
 private:
   // copy ctor and assignment operator are private because
 
 private:
   // copy ctor and assignment operator are private because


@@ -157,7 +164,7 @@ 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) != 0; }
 
   // 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) != 0; }

-  bool Write(const wxString& str)   { return m_file.Write(str); }
+  bool Write(const wxString& str, wxMBConv& conv = wxConvLibc) { return m_file.Write(str, conv); }

 
   // different ways to close the file
     // validate changes and delete the old file of name m_strName
 
   // different ways to close the file
     // validate changes and delete the old file of name m_strName


@@ -178,5 +185,6 @@ private:
   wxFile    m_file;     // the temporary file
 };
 
   wxFile    m_file;     // the temporary file
 };
 

-#endif
-        // _WX_FILEH__
+#endif // wxUSE_FILE
+
+#endif // _WX_FILEH__