Better fix

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

diff --git a/include/wx/utils.h b/include/wx/utils.h
index f63fae9c3c7b2c0e91e8e70a7b04dc4638fa0b30..bba48e566ae93d5cfc3c1e3b724287bccc2936a9 100644 (file)
--- a/include/wx/utils.h
+++ b/include/wx/utils.h
@@ -9,8 +9,8 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifndef _WX_UTILSH__
-#define _WX_UTILSH__
+#ifndef _WX_UTILS_H_
+#define _WX_UTILS_H_
 
 // ----------------------------------------------------------------------------
 // headers
@@ -46,7 +46,7 @@ class WXDLLIMPEXP_FWD_BASE wxArrayInt;
 // Forward declaration
 // ----------------------------------------------------------------------------
 
-class WXDLLIMPEXP_FWD_CORE wxProcess;
+class WXDLLIMPEXP_FWD_BASE wxProcess;
 class WXDLLIMPEXP_FWD_CORE wxFrame;
 class WXDLLIMPEXP_FWD_CORE wxWindow;
 class WXDLLIMPEXP_FWD_CORE wxWindowList;
@@ -87,6 +87,11 @@ WXDLLIMPEXP_CORE void wxBell();
 WXDLLIMPEXP_BASE void wxBell();
 #endif
 
+#if wxUSE_MSGDLG
+// Show wxWidgets information
+WXDLLIMPEXP_CORE void wxInfoMessageBox(wxWindow* parent);
+#endif // wxUSE_MSGDLG
+
 // Get OS description as a user-readable string
 WXDLLIMPEXP_BASE wxString wxGetOsDescription();
 
@@ -131,7 +136,7 @@ class WXDLLIMPEXP_BASE wxPlatform
 public:
     wxPlatform() { Init(); }
     wxPlatform(const wxPlatform& platform) { Copy(platform); }
-    void operator = (const wxPlatform& platform) { Copy(platform); }
+    void operator = (const wxPlatform& platform) { if (&platform != this) Copy(platform); }
     void Copy(const wxPlatform& platform);
 
     // Specify an optional default value
@@ -522,13 +527,10 @@ WXDLLIMPEXP_BASE wxString wxGetUserName();
 WXDLLIMPEXP_BASE wxString wxGetHomeDir();
 WXDLLIMPEXP_BASE const wxChar* wxGetHomeDir(wxString *pstr);
 
-// Get the user's home dir (caller must copy --- volatile)
-// returns NULL is no HOME dir is known
-#if defined(__UNIX__) && wxUSE_UNICODE && !defined(__WINE__)
-WXDLLIMPEXP_BASE const wxMB2WXbuf wxGetUserHome(const wxString& user = wxEmptyString);
-#else
-WXDLLIMPEXP_BASE wxChar* wxGetUserHome(const wxString& user = wxEmptyString);
-#endif
+// Get the user's (by default use the current user name) home dir,
+// return empty string on error
+WXDLLIMPEXP_BASE wxString wxGetUserHome(const wxString& user = wxEmptyString);
+
 
 #if wxUSE_LONGLONG
     typedef wxLongLong wxDiskspaceSize_t;
@@ -550,7 +552,7 @@ typedef int (wxCMPFUNC_CONV *CMPFUNCDATA)(const void* pItem1, const void* pItem2
 
 
 WXDLLIMPEXP_BASE void wxQsort(void *const pbase, size_t total_elems,
-                                          size_t size, CMPFUNCDATA cmp, const void* user_data);
+                              size_t size, CMPFUNCDATA cmp, const void* user_data);
 
 
 #if wxUSE_GUI // GUI only things from now on
@@ -731,9 +733,16 @@ inline struct _XDisplay *wxGetX11Display()
 // wxYield(): these functions are obsolete, please use wxApp methods instead!
 // ----------------------------------------------------------------------------
 
+// avoid redeclaring this function here if it had been already declated by
+// wx/app.h, this results in warnings from g++ with -Wredundant-decls
+#ifndef wx_YIELD_DECLARED
+#define wx_YIELD_DECLARED
+
 // Yield to other apps/messages
 WXDLLIMPEXP_BASE bool wxYield();
 
+#endif // wx_YIELD_DECLARED
+
 // Like wxYield, but fails silently if the yield is recursive.
 WXDLLIMPEXP_BASE bool wxYieldIfNeeded();