Fixed bug that was giving the wrong size of wxCustomDataObjects to the receiver.

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

diff --git a/src/msw/utils.cpp b/src/msw/utils.cpp
index d9996a0453d636a76e7a6ef6db905a99dd2bc275..2a9d0a99a4ed37c0c065ce1a9fa9aaa7eda030ea 100644 (file)
--- a/src/msw/utils.cpp
+++ b/src/msw/utils.cpp
@@ -32,12 +32,24 @@
     #include "wx/utils.h"
     #include "wx/app.h"
     #include "wx/cursor.h"
+    #include "wx/intl.h"
+    #include "wx/log.h"
 #endif  //WX_PRECOMP
 
+// In some mingws there is a missing extern "C" int the winsock header,
+// so we put it here just to be safe. Note that this must appear _before_
+// #include "wx/msw/private.h" which itself includes <windows.h>, as this 
+// one in turn includes <winsock.h> unless we define WIN32_LEAN_AND_MEAN.
+//
+#if defined(__WIN32__) && !defined(__TWIN32__) && ! (defined(__GNUWIN32__) && !defined(__MINGW32__))
+extern "C" {
+    #include <winsock.h>    // we use socket functions in wxGetFullHostName()
+}
+#endif
+
 #include "wx/msw/private.h"     // includes <windows.h>
 
 #include "wx/timer.h"
-#include "wx/intl.h"
 
 #include <ctype.h>
 
@@ -54,8 +66,6 @@
     #include <sys/stat.h>
 #endif  //GNUWIN32
 
-#include "wx/log.h"
-
 #ifdef __BORLANDC__ // Please someone tell me which version of Borland needs
                     // this (3.1 I believe) and how to test for it.
                     // If this works for Borland 4.0 as well, then no worries.
@@ -117,7 +127,7 @@
 #endif
 
 #  if defined(__WXDEBUG__) && wxUSE_GLOBAL_MEMORY_OPERATORS && wxUSE_DEBUG_NEW_ALWAYS
-#  define new new(__FILE__,__LINE__)
+#  define new new(__TFILE__,__LINE__)
 #  endif
 
 #endif
@@ -146,16 +156,14 @@ static const wxChar eUSERID[]    = wxT("UserId");
 // get host name and related
 // ----------------------------------------------------------------------------
 
-// Get full hostname (eg. DoDo.BSn-Germany.crg.de)
+// Get hostname only (without domain name)
 bool wxGetHostName(wxChar *buf, int maxSize)
 {
 #if defined(__WIN32__) && !defined(__TWIN32__)
-    // TODO should use GetComputerNameEx() when available
-
     DWORD nSize = maxSize;
     if ( !::GetComputerName(buf, &nSize) )
     {
-        wxLogLastError("GetComputerName");
+        wxLogLastError(wxT("GetComputerName"));
 
         return FALSE;
     }
@@ -174,8 +182,48 @@ bool wxGetHostName(wxChar *buf, int maxSize)
 #endif
 }
 
+// get full hostname (with domain name if possible)
 bool wxGetFullHostName(wxChar *buf, int maxSize)
 {
+#if defined(__WIN32__) && !defined(__TWIN32__) && ! (defined(__GNUWIN32__) && !defined(__MINGW32__))
+    // TODO should use GetComputerNameEx() when available
+    WSADATA wsa;
+    if ( WSAStartup(MAKEWORD(1, 1), &wsa) == 0 )
+    {
+        wxString host;
+        char bufA[256];
+        if ( gethostname(bufA, WXSIZEOF(bufA)) == 0 )
+        {
+            // gethostname() won't usually include the DNS domain name, for
+            // this we need to work a bit more
+            if ( !strchr(bufA, '.') )
+            {
+                struct hostent *pHostEnt =  gethostbyname(bufA);
+
+                if ( pHostEnt )
+                {
+                    // Windows will use DNS internally now
+                    pHostEnt = gethostbyaddr(pHostEnt->h_addr, 4, PF_INET);
+                }
+
+                if ( pHostEnt )
+                {
+                    host = pHostEnt->h_name;
+                }
+            }
+        }
+
+        WSACleanup();
+
+        if ( !!host )
+        {
+            wxStrncpy(buf, host, maxSize);
+
+            return TRUE;
+        }
+    }
+#endif // Win32
+
     return wxGetHostName(buf, maxSize);
 }
 
@@ -402,7 +450,7 @@ bool wxDirExists(const wxString& dir)
 
     if ( h == INVALID_HANDLE_VALUE )
     {
-        wxLogLastError("FindFirstFile");
+        wxLogLastError(wxT("FindFirstFile"));
 
         return FALSE;
     }
@@ -424,6 +472,47 @@ bool wxDirExists(const wxString& dir)
 #endif // Win32/16
 }
 
+// ----------------------------------------------------------------------------
+// env vars
+// ----------------------------------------------------------------------------
+
+bool wxGetEnv(const wxString& var, wxString *value)
+{
+    // first get the size of the buffer
+    DWORD dwRet = ::GetEnvironmentVariable(var, NULL, 0);
+    if ( !dwRet )
+    {
+        // this means that there is no such variable
+        return FALSE;
+    }
+
+    if ( value )
+    {
+        (void)::GetEnvironmentVariable(var, value->GetWriteBuf(dwRet), dwRet);
+        value->UngetWriteBuf();
+    }
+
+    return TRUE;
+}
+
+bool wxSetEnv(const wxString& var, const wxChar *value)
+{
+    // some compilers have putenv() or _putenv() or _wputenv() but it's better
+    // to always use Win32 function directly instead of dealing with them
+#if defined(__WIN32__)
+    if ( !::SetEnvironmentVariable(var, value) )
+    {
+        wxLogLastError(_T("SetEnvironmentVariable"));
+
+        return FALSE;
+    }
+
+    return TRUE;
+#else // no way to set env vars
+    return FALSE;
+#endif
+}
+
 // ----------------------------------------------------------------------------
 // process management
 // ----------------------------------------------------------------------------
@@ -454,7 +543,7 @@ bool wxShell(const wxString& command)
         cmd.Printf(wxT("%s /c %s"), shell, command.c_str());
     }
 
-    return wxExecute(cmd, FALSE) != 0;
+    return wxExecute(cmd, TRUE /* sync */) != 0;
 }
 
 // ----------------------------------------------------------------------------
@@ -499,7 +588,7 @@ wxString wxGetOsDescription()
 
             case VER_PLATFORM_WIN32_WINDOWS:
                 str.Printf(_("Windows 9%c"),
-                           info.dwMinorVersion == 0 ? _T('5') : _T('9'));
+                           info.dwMinorVersion == 0 ? _T('5') : _T('8'));
                 if ( !wxIsEmpty(info.szCSDVersion) )
                 {
                     str << _T(" (") << info.szCSDVersion << _T(')');
@@ -543,7 +632,7 @@ int wxGetOsVersion(int *majorVsn, int *minorVsn)
             *majorVsn = info.dwMajorVersion;
         if (minorVsn)
             *minorVsn = info.dwMinorVersion;
-
+        
         switch ( info.dwPlatformId )
         {
             case VER_PLATFORM_WIN32s:
@@ -806,10 +895,15 @@ bool wxGetResource(const wxString& section, const wxString& entry, int *value, c
 // helper functions for showing a "busy" cursor
 // ---------------------------------------------------------------------------
 
-HCURSOR gs_wxBusyCursor = 0;     // new, busy cursor
-HCURSOR gs_wxBusyCursorOld = 0;  // old cursor
+static HCURSOR gs_wxBusyCursor = 0;     // new, busy cursor
+static HCURSOR gs_wxBusyCursorOld = 0;  // old cursor
 static int gs_wxBusyCursorCount = 0;
 
+extern HCURSOR wxGetCurrentBusyCursor()
+{
+    return gs_wxBusyCursor;
+}
+
 // Set the cursor to the busy cursor for all windows
 void wxBeginBusyCursor(wxCursor *cursor)
 {
@@ -857,8 +951,6 @@ bool wxCheckForInterrupt(wxWindow *wnd)
     return TRUE;
 }
 
-#endif // wxUSE_GUI
-
 // MSW only: get user-defined resource from the .res file.
 // Returns NULL or newly-allocated memory, so use delete[] to clean up.
 
@@ -900,6 +992,8 @@ wxChar *wxLoadUserResource(const wxString& resourceName, const wxString& resourc
 // get display info
 // ----------------------------------------------------------------------------
 
+// See also the wxGetMousePosition in window.cpp
+// Deprecated: use wxPoint wxGetMousePosition() instead
 void wxGetMousePosition( int* x, int* y )
 {
     POINT pt;
@@ -933,6 +1027,15 @@ void wxDisplaySize(int *width, int *height)
     if ( height ) *height = GetDeviceCaps(dc, VERTRES);
 }
 
+void wxDisplaySizeMM(int *width, int *height)
+{
+    ScreenHDC dc;
+
+    if ( width ) *width = GetDeviceCaps(dc, HORZSIZE);
+    if ( height ) *height = GetDeviceCaps(dc, VERTSIZE);
+}
+
+
 // ---------------------------------------------------------------------------
 // window information functions
 // ---------------------------------------------------------------------------
@@ -999,6 +1102,8 @@ WXWORD WXDLLEXPORT wxGetWindowId(WXHWND hWnd)
 #endif // Win16/32
 }
 
+#endif // wxUSE_GUI
+
 #if 0
 //------------------------------------------------------------------------
 // wild character routines
@@ -1156,7 +1261,7 @@ bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special )
     return ((*str == '\0') && (*pattern == '\0'));
 };
 
-#endif
+#endif // 0
 
 #if 0