fixed gcc 3.3 compilation warnings

[wxWidgets.git] / src / msw / utils.cpp

diff --git a/src/msw/utils.cpp b/src/msw/utils.cpp
index ab861dff710791abfad72fb302c6d323d1161d85..ce67545bdb758a3c22488acd0105317140aef199 100644 (file)
--- a/src/msw/utils.cpp
+++ b/src/msw/utils.cpp
@@ -31,6 +31,8 @@
     #include "wx/log.h"
 #endif  //WX_PRECOMP
 
     #include "wx/log.h"
 #endif  //WX_PRECOMP
 

+#include "wx/apptrait.h"
+

 #include "wx/msw/private.h"     // includes <windows.h>
 
 #ifdef __GNUWIN32_OLD__
 #include "wx/msw/private.h"     // includes <windows.h>
 
 #ifdef __GNUWIN32_OLD__


@@ -87,6 +89,14 @@
     #endif
 #endif
 
     #endif
 #endif
 

+// ----------------------------------------------------------------------------
+// module globals
+// ----------------------------------------------------------------------------
+
+#if wxUSE_ON_FATAL_EXCEPTION
+    static bool gs_handleExceptions = FALSE;
+#endif
+

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


@@ -230,99 +240,86 @@ bool wxGetUserId(wxChar *buf, int maxSize)
 // Get user name e.g. Julian Smart
 bool wxGetUserName(wxChar *buf, int maxSize)
 {
 // Get user name e.g. Julian Smart
 bool wxGetUserName(wxChar *buf, int maxSize)
 {

-#if wxUSE_PENWINDOWS && !defined(__WATCOMC__) && !defined(__GNUWIN32__)
-    extern HANDLE g_hPenWin; // PenWindows Running?
-    if (g_hPenWin)
-    {
-        // PenWindows Does have a user concept!
-        // Get the current owner of the recognizer
-        GetPrivateProfileString("Current", "User", default_name, wxBuffer, maxSize - 1, "PENWIN.INI");
-        strncpy(buf, wxBuffer, maxSize - 1);
-    }
-    else
-#endif
-    {

 #ifdef USE_NET_API
 #ifdef USE_NET_API

-        CHAR szUserName[256];
-        if ( !wxGetUserId(szUserName, WXSIZEOF(szUserName)) )
-            return FALSE;
+    CHAR szUserName[256];
+    if ( !wxGetUserId(szUserName, WXSIZEOF(szUserName)) )
+        return FALSE;

 
 

-        // TODO how to get the domain name?
-        CHAR *szDomain = "";
+    // TODO how to get the domain name?
+    CHAR *szDomain = "";

 
 

-        // the code is based on the MSDN example (also see KB article Q119670)
-        WCHAR wszUserName[256];          // Unicode user name
-        WCHAR wszDomain[256];
-        LPBYTE ComputerName;
+    // the code is based on the MSDN example (also see KB article Q119670)
+    WCHAR wszUserName[256];          // Unicode user name
+    WCHAR wszDomain[256];
+    LPBYTE ComputerName;

 
 

-        USER_INFO_2 *ui2;         // User structure
+    USER_INFO_2 *ui2;         // User structure

 
 

-        // Convert ANSI user name and domain to Unicode
-        MultiByteToWideChar( CP_ACP, 0, szUserName, strlen(szUserName)+1,
-                wszUserName, WXSIZEOF(wszUserName) );
-        MultiByteToWideChar( CP_ACP, 0, szDomain, strlen(szDomain)+1,
-                wszDomain, WXSIZEOF(wszDomain) );
+    // Convert ANSI user name and domain to Unicode
+    MultiByteToWideChar( CP_ACP, 0, szUserName, strlen(szUserName)+1,
+            wszUserName, WXSIZEOF(wszUserName) );
+    MultiByteToWideChar( CP_ACP, 0, szDomain, strlen(szDomain)+1,
+            wszDomain, WXSIZEOF(wszDomain) );

 
 

-        // Get the computer name of a DC for the domain.
-        if ( NetGetDCName( NULL, wszDomain, &ComputerName ) != NERR_Success )
-        {
-            wxLogError(wxT("Can not find domain controller"));
+    // Get the computer name of a DC for the domain.
+    if ( NetGetDCName( NULL, wszDomain, &ComputerName ) != NERR_Success )
+    {
+        wxLogError(wxT("Can not find domain controller"));

 
 

-            goto error;
-        }
+        goto error;
+    }

 
 

-        // Look up the user on the DC
-        NET_API_STATUS status = NetUserGetInfo( (LPWSTR)ComputerName,
-                (LPWSTR)&wszUserName,
-                2, // level - we want USER_INFO_2
-                (LPBYTE *) &ui2 );
-        switch ( status )
-        {
-            case NERR_Success:
-                // ok
-                break;
+    // Look up the user on the DC
+    NET_API_STATUS status = NetUserGetInfo( (LPWSTR)ComputerName,
+            (LPWSTR)&wszUserName,
+            2, // level - we want USER_INFO_2
+            (LPBYTE *) &ui2 );
+    switch ( status )
+    {
+        case NERR_Success:
+            // ok
+            break;

 
 

-            case NERR_InvalidComputer:
-                wxLogError(wxT("Invalid domain controller name."));
+        case NERR_InvalidComputer:
+            wxLogError(wxT("Invalid domain controller name."));

 
 

-                goto error;
+            goto error;

 
 

-            case NERR_UserNotFound:
-                wxLogError(wxT("Invalid user name '%s'."), szUserName);
+        case NERR_UserNotFound:
+            wxLogError(wxT("Invalid user name '%s'."), szUserName);

 
 

-                goto error;
+            goto error;

 
 

-            default:
-                wxLogSysError(wxT("Can't get information about user"));
+        default:
+            wxLogSysError(wxT("Can't get information about user"));

 
 

-                goto error;
-        }
+            goto error;
+    }

 
 

-        // Convert the Unicode full name to ANSI
-        WideCharToMultiByte( CP_ACP, 0, ui2->usri2_full_name, -1,
-                buf, maxSize, NULL, NULL );
+    // Convert the Unicode full name to ANSI
+    WideCharToMultiByte( CP_ACP, 0, ui2->usri2_full_name, -1,
+            buf, maxSize, NULL, NULL );

 
 

-        return TRUE;
+    return TRUE;

 
 error:
 
 error:

-        wxLogError(wxT("Couldn't look up full user name."));
+    wxLogError(wxT("Couldn't look up full user name."));

 
 

-        return FALSE;
+    return FALSE;

 #else  // !USE_NET_API
 #else  // !USE_NET_API

-        // Could use NIS, MS-Mail or other site specific programs
-        // Use wxWindows configuration data
-        bool ok = GetProfileString(WX_SECTION, eUSERNAME, wxT(""), buf, maxSize - 1) != 0;
-        if ( !ok )
-        {
-            ok = wxGetUserId(buf, maxSize);
-        }
+    // Could use NIS, MS-Mail or other site specific programs
+    // Use wxWindows configuration data
+    bool ok = GetProfileString(WX_SECTION, eUSERNAME, wxT(""), buf, maxSize - 1) != 0;
+    if ( !ok )
+    {
+        ok = wxGetUserId(buf, maxSize);
+    }

 
 

-        if ( !ok )
-        {
-            wxStrncpy(buf, wxT("Unknown User"), maxSize);
-        }
-#endif // Win32/16
+    if ( !ok )
+    {
+        wxStrncpy(buf, wxT("Unknown User"), maxSize);

     }
     }

+#endif // Win32/16

 
     return TRUE;
 }
 
     return TRUE;
 }


@@ -974,64 +971,51 @@ wxString wxGetOsDescription()
 #endif // Win32/16
 }
 
 #endif // Win32/16
 }
 

-int wxGetOsVersion(int *majorVsn, int *minorVsn)
+int wxAppTraits::GetOSVersion(int *verMaj, int *verMin)

 {
 {

-#if defined(__WIN32__) 
-    static int ver = -1, major = -1, minor = -1;
+    // cache the version info, it's not going to change
+    //
+    // NB: this is MT-safe, we may use these static vars from different threads
+    //     but as they always have the same value it doesn't matter
+    static int s_ver = -1,
+               s_major = -1,
+               s_minor = -1;

 
 

-    if ( ver == -1 )
+    if ( s_ver == -1 )

     {
         OSVERSIONINFO info;
         wxZeroMemory(info);
 
     {
         OSVERSIONINFO info;
         wxZeroMemory(info);
 

-        ver = wxWINDOWS;
+        s_ver = wxWINDOWS;

         info.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
         if ( ::GetVersionEx(&info) )
         {
         info.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
         if ( ::GetVersionEx(&info) )
         {

-            major = info.dwMajorVersion;
-            minor = info.dwMinorVersion;
+            s_major = info.dwMajorVersion;
+            s_minor = info.dwMinorVersion;

 
             switch ( info.dwPlatformId )
             {
                 case VER_PLATFORM_WIN32s:
 
             switch ( info.dwPlatformId )
             {
                 case VER_PLATFORM_WIN32s:

-                    ver = wxWIN32S;
+                    s_ver = wxWIN32S;

                     break;
 
                 case VER_PLATFORM_WIN32_WINDOWS:
                     break;
 
                 case VER_PLATFORM_WIN32_WINDOWS:

-                    ver = wxWIN95;
+                    s_ver = wxWIN95;

                     break;
 
                 case VER_PLATFORM_WIN32_NT:
                     break;
 
                 case VER_PLATFORM_WIN32_NT:

-                    ver = wxWINDOWS_NT;
+                    s_ver = wxWINDOWS_NT;

                     break;
             }
         }
     }
 
                     break;
             }
         }
     }
 

-    if (majorVsn && major != -1)
-        *majorVsn = major;
-    if (minorVsn && minor != -1)
-        *minorVsn = minor;
-
-    return ver;
-#else // Win16
-    int retValue = wxWINDOWS;
-    #ifdef __WINDOWS_386__
-        retValue = wxWIN386;
-    #else
-        #if !defined(__WATCOMC__) && !defined(GNUWIN32) && wxUSE_PENWINDOWS
-            extern HANDLE g_hPenWin;
-            retValue = g_hPenWin ? wxPENWINDOWS : wxWINDOWS;
-        #endif
-    #endif
-
-    if (majorVsn)
-        *majorVsn = 3;
-    if (minorVsn)
-        *minorVsn = 1;
+    if ( verMaj )
+        *verMaj = s_major;
+    if ( verMin )
+        *verMin = s_minor;

 
 

-    return retValue;
-#endif
+    return s_ver;

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -1052,7 +1036,7 @@ void wxSleep(int nSecs)
 // font encoding <-> Win32 codepage conversion functions
 // ----------------------------------------------------------------------------
 
 // font encoding <-> Win32 codepage conversion functions
 // ----------------------------------------------------------------------------
 

-extern long wxEncodingToCharset(wxFontEncoding encoding)
+extern WXDLLIMPEXP_BASE long wxEncodingToCharset(wxFontEncoding encoding)

 {
     switch ( encoding )
     {
 {
     switch ( encoding )
     {


@@ -1108,10 +1092,11 @@ extern long wxEncodingToCharset(wxFontEncoding encoding)
 
         case wxFONTENCODING_CP437:
             return OEM_CHARSET;
 
         case wxFONTENCODING_CP437:
             return OEM_CHARSET;

-    }

 
 

-    // no way to translate this encoding into a Windows charset
-    return -1;
+        default:
+            // no way to translate this encoding into a Windows charset
+            return -1;
+    }

 }
 
 // we have 2 versions of wxCharsetToCodepage(): the old one which directly
 }
 
 // we have 2 versions of wxCharsetToCodepage(): the old one which directly


@@ -1122,7 +1107,7 @@ extern long wxEncodingToCharset(wxFontEncoding encoding)
 
 #include "wx/fontmap.h"
 
 
 #include "wx/fontmap.h"
 

-extern long wxEncodingToCodepage(wxFontEncoding encoding)
+extern WXDLLIMPEXP_BASE long wxEncodingToCodepage(wxFontEncoding encoding)

 {
     // translate encoding into the Windows CHARSET
     long charset = wxEncodingToCharset(encoding);
 {
     // translate encoding into the Windows CHARSET
     long charset = wxEncodingToCharset(encoding);


@@ -1200,3 +1185,40 @@ extern long wxCharsetToCodepage(const wxChar *name)
 
 #endif // wxUSE_FONTMAP/!wxUSE_FONTMAP
 
 
 #endif // wxUSE_FONTMAP/!wxUSE_FONTMAP
 

+// ----------------------------------------------------------------------------
+// wxApp::OnFatalException() support
+// ----------------------------------------------------------------------------
+
+bool wxHandleFatalExceptions(bool doit)
+{
+#if wxUSE_ON_FATAL_EXCEPTION
+    // assume this can only be called from the main thread
+    gs_handleExceptions = doit;
+
+    return TRUE;
+#else
+    wxFAIL_MSG(_T("set wxUSE_ON_FATAL_EXCEPTION to 1 to use this function"));
+
+    (void)doit;
+    return FALSE;
+#endif
+}
+
+#if wxUSE_ON_FATAL_EXCEPTION
+
+extern unsigned long wxGlobalSEHandler()
+{
+    if ( gs_handleExceptions && wxTheApp )
+    {
+        // give the user a chance to do something special about this
+        wxTheApp->OnFatalException();
+
+        // this will execute our handler and terminate the process
+        return EXCEPTION_EXECUTE_HANDLER;
+    }
+
+    return EXCEPTION_CONTINUE_SEARCH;
+}
+
+#endif // wxUSE_ON_FATAL_EXCEPTION
+