Added wxBitmap::UseAlpha() stub.

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

diff --git a/include/wx/filefn.h b/include/wx/filefn.h
index 24c64f8f790285756a3a2b2e8ac95979fe82325a..2428a97d299795cd6f15340141b52f3147498024 100644 (file)
--- a/include/wx/filefn.h
+++ b/include/wx/filefn.h
@@ -173,19 +173,21 @@ enum wxSeekMode
 
     // detect compilers which have support for huge files (currently only
     // Digital Mars doesn't)
+    #ifndef __WXPALMOS__
     #include "wx/msw/private.h"
+    #endif
 
-    #undef __HUGEFILES_SUPPORTED
+    #undef wxHAS_HUGE_FILES
     #if defined(__MINGW32__)
-        #define __HUGEFILES_SUPPORTED 1
+        #define wxHAS_HUGE_FILES 1
     #elif defined(__MWERKS__)
-        #define __HUGEFILES_SUPPORTED 0
+        #define wxHAS_HUGE_FILES 0
     #elif defined(__DMC__)
-        #define __HUGEFILES_SUPPORTED 0
+        #define wxHAS_HUGE_FILES 0
     #elif ((_INTEGRAL_MAX_BITS >= 64) || defined(_LARGE_FILES))
-        #define __HUGEFILES_SUPPORTED 1
+        #define wxHAS_HUGE_FILES 1
     #else
-        #define __HUGEFILES_SUPPORTED 0
+        #define wxHAS_HUGE_FILES 0
     #endif
 
     // functions
@@ -193,12 +195,11 @@ enum wxSeekMode
         #define   _tell        tell
     #endif
 
-    #if __HUGEFILES_SUPPORTED
+    #if wxHAS_HUGE_FILES
         typedef wxLongLong_t wxFileOffset;
         #define wxFileOffsetFmtSpec wxLongLongFmtSpec
     #else
         typedef off_t wxFileOffset;
-        #define wxFileOffsetFmtSpec _("")
     #endif
 
     #define   wxClose      _close
@@ -222,7 +223,7 @@ enum wxSeekMode
             #define wxWrite        _write
         #endif
     #endif
-    #if __HUGEFILES_SUPPORTED
+    #if wxHAS_HUGE_FILES
         #define   wxSeek      _lseeki64
         #define   wxLseek      _lseeki64
         #define   wxTell       _telli64
@@ -245,7 +246,7 @@ enum wxSeekMode
             #define   wxAccess     wxMSLU__waccess
             #define   wxMkDir      wxMSLU__wmkdir
             #define   wxRmDir      wxMSLU__wrmdir
-            #if __HUGEFILES_SUPPORTED
+            #if wxHAS_HUGE_FILES
                 #define   wxStat       wxMSLU__wstati64
             #else
                 #define   wxStat       wxMSLU__wstat
@@ -255,7 +256,7 @@ enum wxSeekMode
             #define   wxAccess     _waccess
             #define   wxMkDir      _wmkdir
             #define   wxRmDir      _wrmdir
-            #if __HUGEFILES_SUPPORTED
+            #if wxHAS_HUGE_FILES
                 #define   wxStat       _wstati64
             #else
                 #define   wxStat       _wstat
@@ -274,7 +275,7 @@ enum wxSeekMode
         #else
             #define   wxRmDir      _rmdir
         #endif
-        #if __HUGEFILES_SUPPORTED
+        #if wxHAS_HUGE_FILES
             #define   wxStat       _stati64
         #else
             #define   wxStat       _stat
@@ -283,7 +284,7 @@ enum wxSeekMode
 
     // types: notice that Watcom is the only compiler to have a wide char
     // version of struct stat as well as a wide char stat function variant
-    #if __HUGEFILES_SUPPORTED
+    #if wxHAS_HUGE_FILES
         #if wxUSE_UNICODE && defined(__WATCOMC__)
             #define   wxStructStat struct _wstati64
         #else
@@ -298,27 +299,31 @@ enum wxSeekMode
     #endif
 
     // constants (unless already defined by the user code)
-    #if !defined(O_RDONLY) && !defined(__BORLANDC__) && !defined(__WATCOMC__)
-        #define   O_RDONLY    _O_RDONLY
-        #define   O_WRONLY    _O_WRONLY
-        #define   O_RDWR      _O_RDWR
-        #define   O_EXCL      _O_EXCL
-        #define   O_CREAT     _O_CREAT
-        #define   O_BINARY    _O_BINARY
-    #endif
+    #if !defined(__BORLANDC__) && !defined(__WATCOMC__) && !defined(__WXPALMOS__)
+        #ifndef O_RDONLY
+            #define   O_RDONLY    _O_RDONLY
+            #define   O_WRONLY    _O_WRONLY
+            #define   O_RDWR      _O_RDWR
+            #define   O_EXCL      _O_EXCL
+            #define   O_CREAT     _O_CREAT
+            #define   O_BINARY    _O_BINARY
+        #endif
 
-    #if !defined(__BORLANDC__) && !defined(__WATCOMC__)
-        #define   S_IFMT      _S_IFMT
-        #define   S_IFDIR     _S_IFDIR
-        #define   S_IFREG     _S_IFREG
-    #endif // O_RDONLY
+        #ifndef S_IFMT
+            #define   S_IFMT      _S_IFMT
+            #define   S_IFDIR     _S_IFDIR
+            #define   S_IFREG     _S_IFREG
+        #endif
+    #endif
 
     // It's a private define, undefine it so nobody gets tempted to use it
-    #undef __HUGEFILES_SUPPORTED
+    #undef wxHAS_HUGE_FILES
 #else // Unix platforms using configure
     typedef off_t wxFileOffset;
     #ifdef _LARGE_FILES
         #define wxFileOffsetFmtSpec wxLongLongFmtSpec
+        wxCOMPILE_TIME_ASSERT( sizeof(off_t) == sizeof(wxLongLong_t),
+                                BadFileSizeType );
     #else
         #define wxFileOffsetFmtSpec _T("")
     #endif
@@ -358,9 +363,9 @@ enum wxSeekMode
 // VisualAge C++ V4.0 cannot have any external linkage const decs
 // in headers included by more than one primary source
 //
-extern const wxFileOffset wxInvalidOffset;
+extern const int wxInvalidOffset;
 #else
-const wxFileOffset wxInvalidOffset = (wxFileOffset)-1;
+const int wxInvalidOffset = -1;
 #endif
 
 // ----------------------------------------------------------------------------
@@ -549,6 +554,41 @@ WXDLLIMPEXP_BASE int wxParseCommonDialogsFilter(const wxString& wildCard, wxArra
 // classes
 // ----------------------------------------------------------------------------
 
+#ifdef __UNIX__
+
+// set umask to the given value in ctor and reset it to the old one in dtor
+class WXDLLIMPEXP_BASE wxUmaskChanger
+{
+public:
+    // change the umask to the given one if it is not -1: this allows to write
+    // the same code whether you really want to change umask or not, as is in
+    // wxFileConfig::Flush() for example
+    wxUmaskChanger(int umaskNew)
+    {
+        m_umaskOld = umaskNew == -1 ? -1 : (int)umask((mode_t)umaskNew);
+    }
+
+    ~wxUmaskChanger()
+    {
+        if ( m_umaskOld != -1 )
+            umask((mode_t)m_umaskOld);
+    }
+
+private:
+    int m_umaskOld;
+};
+
+// this macro expands to an "anonymous" wxUmaskChanger object under Unix and
+// nothing elsewhere
+#define wxCHANGE_UMASK(m) wxUmaskChanger wxMAKE_UNIQUE_NAME(umaskChanger_)(m)
+
+#else // !__UNIX__
+
+#define wxCHANGE_UMASK(m)
+
+#endif // __UNIX__/!__UNIX__
+
+
 // Path searching
 class WXDLLIMPEXP_BASE wxPathList : public wxStringList
 {